Home

Toshiba RAS-07PKVP-E air conditioner

1. Insert the heat insulator into the gap of the partition board Hook the inverter fixing plate to the partition board Partition board Insert the bent portion at the lower part of the inverter box into the gap of the partition board Link up the slit of the partition board with the boss of the inverter box 11 3 4 Outdoor Unit Control NOTE When leads are clamped with cable ties cut the cable P C Board We 1 Disconnect the leads and connectors Leads connected to terminal Disconnect the 3P connected between the control P C board connector black white orange assembly and other parts Leads connected to compressor Disconnect the 3P connector Leads connected to reactor Disconnect the two 2P connectors Earth lead black Remove the screw 103 High Wall Heat Pump Type CN300 Outdoor fan motor 3P white CN704 4 way valve coil 2P white CN600 TE sensor 2P white CN700 Pulse motor valve coil 6P white CN603 TS sensor 3P white CN602 TO sensor 2P white CN601 TD sensor 3P white CN703 Heater for antifreeze 2P red ND only CN705 1 2 cylinder switching valve 2P red CN300 CN700 CN704 CN600 CN601 CN602 CN603 CN703 and CN705 are connectors with a lock mechanism Disconnect them while pressing the portion indicated by the arrow CN704 4 way valve coil Connector color Wh
2. 112 Service Manual EE I High Wall Heat Pump Type 12 4 P C Board RAS 07PAVP E RAS 10PAVP E RAS 13PAVP E RAS 16PAVP E RAS 18PAVP E RAS 07PAVP ND RAS 10PAVP ND RAS 13PAVP ND RAS 16PAVP ND RAS 18PAVP ND 705 BASE PC BOARD 710 711 712 713 714 715 716 717 718 The parts in the following parts list are conformed to RoHS Therefore be sure to use the following parts for repairing and replacing PC BOARD ASSY PC BOARD ASSY PC BOARD ASSY PC BOARD ASSY PC BOARD ASSY PC BOARD ASSY PC BOARD ASSY PC BOARD ASSY PC BOARD ASSY PC BOARD ASSY 701 SENSOR TE 702 SENSOR TS f ee gen em en SS 07PAVP E 10PAVP E 13PAVP E 16PAVP E 18PAVP E 07PAVP ND 10PAVP ND 13PAVP ND 16PAVP ND 18PAVP ND 703 SENSOR TO 704 SENSOR TD 706 TERMINAL 6P uon Part No Description a en Part No Description 701 43050441 SENSOR TE 713 4306V147 PC BOARD ASSY MCC5070 702 43050442 SENSOR TS 16PAVP E 703 43050451 SENSOR TO 714 4306V148 PC BOARD ASSY MCC5070 704 43050443 SENSOR TD 18PAVP E 705 43062228 BASE PC BOARD 715 4306V149 PC BOARD ASSY MCC5070 706 43160566 TERMINAL BLOCK 6P 20A 07PAVP ND 707 43160571 FUSE HOLDER 15A 250V 716 4306V150 PC BOARD ASSY MCC5070 708 4306A156 FUSE ET 3 15A AC250V ND 10PAVP ND 709 43160590 FUSE 6 3A AC250V 717 4306V151 PC BOARD ASSY MCC5070 710 4306V144 P
3. Block distinction Operation of diagnosis function Air Judgment and action Check Block Check Cause of operation conditioner Remarks code code status M r1 Indoor P C y y Short circuit or Operation Displayed when 1 Check the room temp sensor board etc l l disconnection of the room continues error is detected 2 When the room temp sensor is normal LIL J temperature sensor check P C board lt m TA sensor SES Being out of place Operation Displayed when 1 Check heat exchanger sensor r1 l disconnection short continues error is detected 2 When heat exchanger sensor is normal circuit or migration of heat J J exchanger sensor check P C board TC sensor Being out of place Operation Displayed when 1 Check heat exchanger sensor w F disconnection short continues error is detected 2 When heat exchanger sensor is normal a Circuit or migration of heat Il exchanger sensor check P C board TCj sensor Lock of indoor fan or All off Displayed when 1 Check the motor trouble on the indoor fan error is detected 2 When the motor is normal check P C l l circuit board Not Trouble on other indoor Operation Displayed when 1 Replace P C board displayed r P C boards continues error is detected x Connecting e Return serial signal is not Operation Flashes when 1 When the outdoor unit never operate l 0 cable and l f
4. Cord clamp Terminal block Earth wire loop Earth screw Connecting cable about 15 cm Earth line 50 mm High Wall Heat Pump Type NOTE Connecting cable Indoor unit outdoor unit e Wire type HO7RN F or 602451EC66 1 0 mm 9 3 5 Piping and Drain Hose Installation Piping and drain hose forming Since condensation results in machine trouble make sure to insulate both the connecting pipes separately Use polyethylene foam as insulating material Rear right pu Rear left aay gt o Bottom left Ed gt 52 m cc c e E o t c Left mp mpoc mug gt S Bottom right zc m 2 o9 E Right m 22 Z Relocating drain hose For left connection left bottom connection and rear left connection s piping it is necessary to relocate the drain hose and drain cap 1 Cutting front panel slit Cut out the slit on the left or right side of the front panel for the left or right connection and the slit on the bottom left or right side of the front panel for the bottom left or right connection with a pair of nippers 2 Remove the drain cap Clamp drain cap with needle nose pliers and pull out mE 3 Remove the drain horse The drain hose is secured in place by a screw Remove the screw securing the drain hose
5. Detail D TO Detail C TD Detail B TS Detail A TE Detail A 11 3 14 TS Sensor Suction Temperature Sensor Attachment 1 Install the TS sensor onto the straight part of the suction pipe with the lead wires pointing upward and the sensor facing the packed valve Detail B Service Manual 11 3 15 TD Sensor Discharge Temperature Sensor Attachment 1 Install the TD sensor onto the straight part of the discharge pipe with the lead wires pointing upward and the sensor facing the front of the cabinet Detail C 11 3 16 TO Sensor Outside Air Temperature Sensor Attachment 1 Install the TO sensor at the upper part of the heat exchanger with the left edge aligned with the heat exchanger edge panel Detail D CAUTION During and at the end of the installation work take care not to damage the coverings of the sensor leads on the edges of the metal plates or other parts Damaged lead coverings may cause electric shock or fire After sensors have been replaced check whether each sensor is installed properly at the specified position Incorrect or improper installation will not ensure correct control of the product which may result in a failure 108 High Wall Heat Pump Type Service Manual 1 ZEXPLODED VIEWS AND PARTS LIST 12 1 Indoor Unit RAS 07PKVP E RAS 10PKVP E RAS 13PKVP E RAS 16PKVP E RAS 18PKVP E RAS 07PKVP ND RAS 10PKVP ND
6. Fig 2 Fan speed M L x3 4 L Fan speed M L x2 4 L 4 5 Fan speed M L x1 4 L 6 Fan speed H L x3 4 L 7 Fan speed H L x2 4 L 8 Fan speed H L x1 4 L Linear approximation from M and L High Wall Heat Pump Type Table 8 3 1 Indoor fan air flow rate Cooling Dry RAS 07PKVP E RAS 10PKVP E RAS 13PKVP E RAS 07PKVP ND RAS 10PKVP ND RAS 13PKVP ND Fan speed level Fan Air flow Fan Air flow Fan Air flow speed rate speed rate speed rate rpm m h rpm m h rpm m h WF 1170 645 1200 665 1300 740 WE UH 1170 645 1200 665 1300 740 WD H 1120 610 1140 625 1240 695 WC M 1060 570 1080 580 1180 655 WB 1050 560 1080 580 1110 605 WA M 900 455 930 475 960 495 W9 900 455 930 475 960 495 ws L 820 395 840 410 860 425 W7 L 670 290 690 305 710 320 we L 670 290 670 290 670 290 W5 UL 600 240 600 240 600 240 WA 550 205 550 205 550 205 W3 SUL 500 170 500 170 500 170 w2 500 170 500 170 500 170 Wi 420 110 420 110 420 110 RAS 16PKVP E RAS 18PKVP E Gemeen RAS 16PKVP ND RAS 18PKVP ND level Fan Air flow Fan Air flow speed rate speed rate rpm m h rpm mh WF 1370 790 1450 845 WE UH 1370 790 1450 845 WD H 1310 745 1390 805 WC M 1250 705 1330 760 WB 1160 640 1220 680 WA M 1010 530 1070 575 W9 1010
7. 98 High Wall Heat Pump Type 11 2 Plasma lon Charger 11 2 1 Common Procedure 1 Perform all the steps in 11 1 1 Removing the Front Panel and Moving Panel for the indoor unit 2 Detach the two air filters 11 2 2 Protective Board 1 Remove the screw shown in the figure 2 Shift the protective board to the left 3 Pull the protective board toward you to remove it Screw 11 2 3 High voltage Power Supply Unit and Discharger Unit 1 Perform all the steps in 11 1 1 Removing the Front Panel and Moving Panel 2 Disconnect the 4P connector on the high voltage power supply unit 3 Remove the screw securing the earth lead black 4 While pressing down the hook at the upper part of the high voltage power supply unit detach the upper part of the power supply unit 99 Service Manual 5 Lift the high voltage power supply unit and pull the projection at the bottom of the high voltage power supply unit out of the fixing frame High voltage power supply unit 4P connector Fixing frame Earth screw Earth lead CAUTION Carry out this work taking care of the end of the sheet metal on the back of the discharger unit 6 Gently warp the centre of the discharger unit downward and disengage the upper projection from the fixing frame 7 Gently warp the centre of the discharger unit upward and disengage the lower projection from the fixing frame 8 Hold the hook at the left of the d
8. 8 17 Set Temperature Correction 8 17 1 Purpose When the difference between the set temp of the remote controller and the room temp is wide due to the installation condition etc the set temp is corrected HEAT operation only 8 17 2 Description The set temp received from the remote controller is corrected The correct value from 2 C to 4 C is changed by the jumper wire on P C board of the indoor microcomputer Indoor Control P C Board Factory Default Jumper wire J804 L01 In HEAT Operation Jumper wire setup J804 J805 HEAT shift value At shipment O With Jumper wire x Cut Jumper wire In 8 C HEAT Operation ND model only Jumper wire setup J807 HEAT shift value At shipment High Wall Heat Pump Type 8 18 Outdoor Quiet Control 8 18 1 Purpose For the users who concern about noise of the outdoor unit this control controls the maximum revolutions of the compressor to reduce the noise 8 18 2 Description To reduce noise RESET button of the indoor unit is kept pushed for 20 seconds The number of revolution for the indoor fan motor and the setup temp value are kept as they are With Quiet control Non select method Select Control or No control by keeping RESET button pushed for 20 seconds No control as the factory default L Exchanging from No control to Cont
9. Unauthorized modifications to the air conditioner may be dangerous If a breakdown occurs please call a qualified air conditioner technician or electrician Improper repair s may result in water leakage electric shock and fire etc 13 High Wall Heat Pump Type Service Manual 2 2 Refrigerant Piping Installation 2 2 1 Piping Materials and Joints Used For the refrigerant piping installation copper pipes and joints are mainly used Copper pipes and joints suitable for the refrigerant must be chosen and installed Furthermore it is necessary to use clean copper pipes and joints whose interior surfaces are less affected by contaminants Copper Pipes It is necessary to use seamless copper pipes which are made of either copper or copper alloy and it is desirable that the amount of residual oil is less than 40 mg 10 m Do not use copper pipes having a collapsed deformed or discoloured portion especially on the interior surface Otherwise the expansion valve or capillary tube may become blocked with contaminants As an air conditioner using R410A incurs pressure higher than when using R22 it is necessary to choose adequate materials Thicknesses of copper pipes used with R410A are as shown in Table 2 2 1 Never use copper pipes thinner than 0 8 mm even when it is available on the market Table 2 2 1 Thicknesses of annealed copper pipes Thickness mm Nominal diameter Outer diameter mm R
10. 8 11 Temporary Operation Pushing RESET button starts the temporary operation of AUTO operation When keeping RESET button pushed for 10 seconds or more the temporary COOL operation is performed PURE indicator Orange ON YES Push RESET button NO NO mig YO pash PSSE ae Temporary AUTO operation YES Did you push RESET button for 10 seconds or more NO Switch to AUTO RESTART control Temporary COOL Operation 1 When pushing RESET button the temporary AUTO operation starts 2 When keeping RESET button pushed for 3 seconds or more beep beep beep sound is heard and AUTO RESTART control is switched 3 When keeping RESET button pushed for 10 seconds or more beep sound is heard and the temporary COOL operation starts 4 If the filter lamp goes on push RESET button to go off the filter lamp and then push RESET button again 5 To stop the temporary operation push the button again High Wall Heat Pump Type 8 12 Air Purifying Control 8 12 1 Purpose This function generates negative ion while cleaning the air in the room The air purifying control function is to alert the user that something is wrong in the ionizing or air purifying operation If air purifier ON signal is received while the air conditioner stops the air purifier starts operation and if it is received while the air conditioner operates the air conditioner and the air purifier start
11. 2 Remove the valve cover the electric parts cover and the cord clamp from the outdoor unit Connect the connecting cable to the terminal as identified by the matching numbers on the terminal block of indoor and outdoor unit Insert the power cord and the connecting cable fully into the terminal block and secure it tightly with screws Use vinyl tape etc to insulate the cords which are not going to be used Locate them so that they do not touch any electrical or metal parts Secure the power cord and the connecting cable with the cord clamp Attach the electric parts cover and the valve cover on the outdoor unit 68 Ser vice Manual Stripping length of connecting cable Terminal block Connecting Power cord cable Diss I l I E I I 10 I I hot 50 i t 40 Farth line Connecting cable 10 LY 50 40 Earth line Power cord RAS 07PKVP E RAS 10PKVP E RAS 13PKVP E Model RAS 07PKVP RAS 10PKVP RAS 13PKVP ND ND ND Power 220 240 V 50 Hz source 220 230 V 60 Hz Maximum running 9 5 A current Installation fuse rating 16 A breaker or fuse all types can be used Power cord HO7RN F or 602451EC66 1 5 mm Sens Wire type HO7RN F or 602451EC66 1 0 mm Model RAS 16PKVP E RAS 18PKVP E RAS 16PKVP ND RAS 18PKVP ND Power 220 240 V 50 Hz Source 220 230 V 60 Hz Maximum running 9 5A current Installatio
12. Compressor speed rps RAS 13PKVP E ND Cooling Current A Conditions Indoor DB27 C WB19 C Outdoor DB35 C i Airflow High J Pipe length 5m Compressor speed rps Heating 10 Conditions Indoor DB20 C Outdoor DB7 C WB6 C Airflow High Pipe length 5m lt 2 cylinder _ operation Compressor speed rps Conditions Indoor DB20 C Outdoor DB7 C WB6 C Airflow High Pipe length 5m 2 cylinder S _ operation Compressor speed rps Service Manual ET I High Wall Heat Pump Type RAS 16PKVP E ND Cooling Heating Conditions a Conditions Indoor DB27 C WB19 C Indoor DB20 C Outdoor DB35 C Outdoor DB7 C WB6 C Airflow High G S Airflow High Pipe length 5m Ye S 1 Pipe length 5m Current A 2 cylinder 2 cylinder Operation 27 operation Compressor speed rps Compressor speed rps RAS 18PKVP E ND Cooling Heating 9 9 i Conditions i i Conditions i 8 Indoor DB27 C WB19 C i 8 lH Indoor DB20 C 220V Outdoor DB35 C E T Outdoor DB7 C WB6 C Se 7 H Airflow High LL 7 Airflow High 240V Pipe length 5m Pipe length 5m 6 6 TERCER EET T 5 5 E c e i i p a 2 cylinder ao 2 cylinder 1 gr 3 3 operation 220V 2 2 230V 240V 1 1 1 cylinder GE qp t opera
13. J E g dia 11x14 long hole 8 dia 7 hole For dia 8 10 anchor bolt For fixing outdoor unit B leg part 483 t 257 uds 69 5 147 x MN 108 Fan guard 157 79 F S Bes iL p S SQN n E EEN N N tr Je T SNN Packed valve cover eA NN M S S 3 WI N jit Wu f Connecting pipe port VR Sech e NS SELLY T d S de i 2 N e ZU 78 N m ol S P2 500 eu Connecting pipe port 780 69 Pipe dia 9 52 13PAVP E ND Pipe dia 12 7 16PAVP E ND Charging port Pipe dia 12 7 18PAVP E ND Drain long hole 4 dia 4 5 embossment Le ef K 7 i a Edd sl KEN V S amp Mt SE 20 88 p e ex Detailed A leg part 28 Ga en Drain a 108 125 8 11 2 dia 7 hole Outside line Drain long hole 166 448 of product 54 Le 600 Detailed B leg part B 22 U gt rl id K 25 N i Fin guard Mounting dimensions of anchor bolt When installing the outdoor unit leave open in at least two of 600 directions A B C and D shown in the figure below Intake I or more 2 dia 11 x 14 U shape hole for dia 8 10 anchor bolt D 250 or more Intake A Outside line Minimum distance of product from wall 100 or more 2 dia 11 x 14 long
14. 1 Perform the step of detachment in 11 3 2 Front Cabinet and all the steps in 11 3 3 Control Board Assembly and 11 3 5 Side Cabinet 2 Turn the coil clockwise or counter clockwise 90 degrees and remove the coil from the pulse motor valve body Attachment 1 Match the coil lead wire lead out portion with the coin insertion position of the pulse motor valve body and attach the valve coil 2 Turn the coil 90 degrees and fix it while matching the projection at the bottom of the coil with the positioning hole in the pulse motor valve body Lead wire lead out portion Coil insertion position Turn 90 Positioning hole 107 Service Manual 11 3 12 4 way Valve Coil Attachment 1 When connecting wires to the 4 way valve coils be careful of lead colours for correct connection Cooling heating switching 4 way valve coil housing color white Connect the red lead to terminal No 1 Connect the yellow lead to terminal No 2 Cylinder switching 4 way valve coil housing color red Connect the red lead to terminal No 1 Connect the yellow lead to terminal No 2 High Wall Heat Pump Type 11 3 13 TE Sensor Outdoor Heat Exchanger Temperature Sensor Attachment 1 Install the TE sensor onto the straight part of the condenser output pipe with the lead wires pointing upward and the sensor facing the rear of the cabinet
15. 15A P C BOARD a KS Bats IPOWER te BEEN MODULE BERP06 ror y gt BH zB E 10200 ST SET eee ond DL 0 _ CoOmPRESSOR 72 15A LI i i 1 HEATER FOR LI ANTI FREEZE POWER SUPPLY 220 240V 50Hz 1 kb Ae I i E Outdoor Unit BEEN 220 230V 60Hz LL 1 1 I Indoor Unit hott d Ain purifier Indoor Terminal Block 3 Heat SE Exchanger ae he GRN amp YEL Power Supply SHEET DAOG Micro SW METAL ziala Bu 7 s BRW om cd oi br P Kg CN602 CN21 CN402 CN401 br cN382 Heat Fachanger Sensor BLU E WHI RED WHI itki 1 Louver Motor right wv Bal HES Y 1 Date g Heat Exchanger Sensor DC5V o h a REDD TCj Bez CN601 Ly T3 15A DC12V 04 3 we HL B ese SEE WHI 3250VAC DG29Vo amp H reell ay Sensor Fuse F01 gt x H a 2 d Louver Motor as T CN604 e o 7 se Ze otor left i RSR Humidity Sensor RED LI HE 3 RI VEL Line T a VEL PP mn Main P C Board Filter SS Diller ain P C Boar ES Ve 5 Sr 9
16. 2 Remove the screw ST1T 4 x 8L fixing the side cabinet left and the heat exchanger 3 Remove the screws ST1T 4 x 8L fixing the side cabinet left and the bottom plate Hook the claw EN to the bottom plate Se Hook the claw i to the bottom plate 6 High Wall Heat Pump Type Service Manual NOTE When attaching the fan motor tighten the flange nut to a tightening torque of 4 9N m 50kgf cm N eg LA Jc 13 16 18 Hook the claw to the bottom plate gt el 11 3 7 Reactor 1 Perform the step of detachment in 11 3 2 Front Cabinet and all the steps in 11 3 3 Control Board Assembly 2 Remove the screw ST1T 4 x 8L 4 pcs fixing the reactor Detail C 07 10 Detail D 13 16 18 e Reactor 11 3 6 Fan Motor 1 Perform the step of detachment in 11 3 2 N Front Cabinet 2 Remove the flange nut securing the fan motor A and the propeller fan l The flange nut is loosened by turning it z clockwise To tighten the flange nut turn it counter clockwise 3 Remove the propeller fan 4 Disconnect the fan motor connector from the REQUIREMENT EEN After replacement connect the lead wire connector 5 Remove the screws ST1T 4 x 20L 2 pcs and check whether th
17. High Wall Heat Pump Type Service Manual 8 4 Outdoor Fan Motor RAS 16PKVP E RAS 18PKVP E RAS 16PKVP ND RAS 18PKVP ND Fan speed Co ntrol level Fan Air flow Fan Air flow speed rate speed rate unl rpm m3 h rpm m3h The blowing air volume at the outdoor unit side is WF 1310 745 1390 805 controlled WE um 1810 zur 1330 m Receiving the operation command from the controller of indoor unit the controller of outdoor unit controls fan WD H 1210 675 1290 730 WC M 1120 610 1180 655 pepa DH For the fan motor a DC motor with non stage idis 1970 1970 alts variable speed system is used However it is limited WAS MC ci iiem EE to 16 stages for reasons of controlling Wa 900 455 950 490 Air conditioner ON ws L 800 385 850 420 Remote controller w L 800 385 850 420 w5 UL 650 275 650 275 1 Outdoor unit Ka 839 SCH 650 iia operation command W3 SUL 650 275 650 275 Outdoor fan control we 560 210 560 210 2 Fan speed 2 400 OFF status of NO Fan motor ON YES Air conditioner Alarm NO 4 Motor operates as shown in the table below Y In Cooling Operation 22 CF Compressor speed rps TO 2 38 C TO 2 28 C TO215 C TO25 C TO 20 C TO lt 0 C TO 2 38 C TO 2 28 C TO215 C TO25 C TO 20 TO lt 0 C When TO is abnormal CF 32rps 07PAVP
18. ND model only Service Manual High Wall Heat Pump Type 8 22 2 Name and Functions of Indications on Remote Controller Display All indications except for the clock time indicator are displayed by pushing the ch button 8 MEMORY indicator Flashes for 3 seconds when the MEMO button is pressed during operation The mark is shown when holding down the button for 3 seconds or more while the mark is flashing Press another button to turn off the mark 9 SLEEP MODE indicator Indicates when the SLEEP MODE is activated Press the SLEEP MODE button to start and press it again to stop operation 1 2 10 58 9 7 5 6 In the illustration all indications are shown for purposes of explanation During operation only the relevant indicators are shown on the remote controller 10 A B change indicator remote controller e When the remote controller switching function is set B appears in the remote controller display When the remote controller setting is A there is no indication at this position 1 Transmission mark This transmission mark A indicates when the remote controller transmits signals to the indoor unit 2 Mode indicator Indicates the current operation mode Heat pump models NOTE AUTO Automatic control A Auto change over control zx Cool op Dry XX Heat Remote controller switching function If two indoor units are installed in the same room or 3 Temper
19. manifold 6 Open fully the valve stem of the packed valves both sides of Gas and Liquid 7 Remove the charging hose from the service port 8 Securely tighten the caps on the packed valves 5 Compound pressure gauge Pressure gauge 101 kPa 76 cmHg Manifold valve Handle Lo Handle Hi Keep full closed Charge hose For R410A only For R410A only Connecting Vacuum pump adapter for counter flow prevention For R410A only e 7 Packed valve at liquid side Packed valve at gas side Service port Valve core Setting pin NCAUTION IMPORTANT POINTS FOR PIPING WORK Prevent dust and moisture from entering the pipes Tighten connections carefully between pipes and unit Evacuate the air in the connecting pipes using a VACUUM PUMP Check for gas leaks at all connections High Wall Heat Pump Type Packed valve handling precautions Open the valve stem until it touches the stopper Once it is in contact with the stopper refrain from applying any more force than is necessary Securely tighten the valve stem cap with torque in the following table Gas side 33 to 42 N m Dia 12 7 mm 3 3 to 4 2 kgf m Gas side 33 to 42 N m Dia 9 52 mm 3 3 to 4 2 kgf m Liquid side 14 to 18 N m Dia 6 35 mm 1 4 to 1 8 kgf m 14 to 18 Nem Service port 1 4 to 1 8 kgf m NOTE Hexagon wrench is required 9 4 6 Wiring Connection 1
20. Check that A or B selected on the main unit is matched with A or B selected on the remote controller The unit does not beep at all Operation lamp on indoor unit is not indicated Push the START STOP button Is transmission NO mark indicated YES Is receiver on indoor unit exposed to direct sunlight Push RESET button on remote controller with tip of pencil Does indoor unit Is there any t i operate when moving thyristor r fluorescent light remote controller near receiver or nearby A y indoor unit Batteries are exhausted Push the START STOP button Is transmission mark indicated YES Does indoor unit beep and operate YES Does indoor unit start to operate by automatic restart function Does radio sound is affected by remote controller when a signal is transmitted at distance of 5 cm from radio P C board is defective Keep indoor unit away from thyristor Replace Replace fluorescent light P C board batteries NOTE After replacing batteries push the RESET button with a tip of a pencil Remote controller is defective Normal Replace operation remote controller 83 High Wall Heat Pump Type Service Manual 10 7 6 Outdoor Unit Does not Operate 1 Is the voltage between 2 and 3 of the indoor terminal block varied 2 Confirm that transmission fro
21. Operation mode set on the remote controller Compressor revolution command signal defined by indoor temperature and set temperature Correction along with variation of room temperature and correction of indoor heat exchanger temperature are added Temperature of indoor heat exchanger For these signals Operation mode and Compressor revolution indoor heat exchanger temperature the outdoor unit controller monitors the input current to the inverter and performs the followed operation within the range that current does not exceed the allowable value From outdoor unit controller to indoor unit controller The following signals are sent from the outdoor unit controller The current operation mode The current compressor revolution Outdoor temperature Existence of protective circuit operation For transferring of these signals the indoor unit controller monitors the contents of signals and judges existence of trouble occurrence Contents of judgment are described below Whether distinction of the current operation status meets to the operation command signal Whether protective circuit operates When no signal is received from the outdoor unit controller it is assumed as a trouble 32 Service Manual 8 2 Basic Operation 8 2 1 Operation Control Receiving the user s operation condition setup the operation statuses of indoor outdoor units are controlled 1 The operation conditions are selected b
22. RAS 13PKVP ND RAS 16PKVP ND RAS 18PKVP ND The parts in the following parts list are conformed to RoHS Therefore be sure to use the following parts for repairing and replacing Location Location No Part No Description No Part No Description 201 43005779 PANEL ASSY 224 43096255 PANEL BUSH L 202 43005778 FRAME AINL ASSY 225 43096257 PANEL BUSH R 203 4301V098 FIX FRAME ASSY 227 4301V097 GUARD PLASMAPURE FILTER 204 43080609 FILTER AIR 228 4301V089 BASE ASSY MOTOR 205 43088207 WIRING DIAGRAM 229 43019904 HOLDER SENSOR 206 43022455 LOUVER ASSY 232 43062276 CONNECTOR COVER ASSY 208 4302C095 FAN MOTOR ASSEMBLY 233 43062275 LEAD COVER ASSY 209 4302C076 MOTOR LOUVER FOR PANEL 234 43082296 PLATE INSTALLATION 210 4302D003 MOTOR LOUVER FOR LOUVER 237 43083071 HOLDER REMOTE CONTROLLER 211 4306A172 CORD MOTOR LOUVER 238 43003323 BODY ASSY BACK 212 4301V103 COVER ASSY MOTOR 239 43070199 HOSE DRAIN 213 43022458 BASE BEARING ASSY 240 43079239 CAP DRAIN 214 43020372 FAN ASSY CROSS FLOW 243 43066024 REMOTE CONTROLLER WIRELESS 215 43039376 BAND MOTOR RIGHT 07 10 13 16 18PKVP E 216 43125171 BEARING ASSY MOLD 244 43066025 REMOTE CONTROLLER WIRELESS 217 4301V083 HOLDER PIPE 07 10 13 16 18PKVP ND 218 43049787 PIPE SHIELD 245 43080608 PLASMA PURE FILTER ASSY 221 43044872 REFRIGERATION CYCLE ASSY 248 43088208 OWNER S MANUAL 07 10 13PKV
23. Turn off indoor unit and rotate cross flow fan by hand when the unit is on standby At this time is it possible to detect DC 1V or more between 5 and 3 of motor connector CN301 NO Fan motor operates normally 81 Service Manual High Wall Heat Pump Type 10 7 4 Indoor Fan Motor Automatically Starts to Spin by Turning on Power Supply Cause The IC is built in the indoor fan motor Therefore the P C board is also mounted to inside of the motor If the P C board is soldered imperfectly or the IC is defective the fan motor may automatically rotate by turning on power supply Inspection procedure 1 Remove the front panel Remove 2 screws 2 Remove the cover of the fan motor lead wires 3 Check DC voltage with CN301 connector while the fan motor is rotating NOTE Do not disconnect the connector while the fan motor is rotating Use a thin test rod Indoor fan starts rotating when power supply is turned on Check output DC voltage of fan motor on P C board P C board CN301 Measure voltage between 3 GND Black and 5 V line Yellow of motor connector CN301 while indoor fan motor is rotating DC 1 0V or more Under DC 1 0V P C board is defective Motor is defective Replace P C board Replace motor 82 High Wall Heat Pump Type Service Manual 10 7 5 Troubleshooting for Remote Controller Primary check 1
24. extinguish the flames before starting work If the flames are not extinguished they may ignite oil mixed with the refrigerant gas and may cause fire or burn injury Do not use welding equipment in an airtight room WATCH OUT FOR FIRE Carbon monoxide poisoning may be caused if the room is not well ventilated Do not use welding equipment near flammable materials Flames from the equipment may cause the flammable materials to catch fire and may result in fire or burn injury N CAUTION Wear thick gloves such as cotton work gloves during repair work Failure to do so may cause injury by parts WEAR GLOVES 11 1 1 Removing the Front 2 Remove the four set screws on the front panel Panel and Moving Panel 1 Open the moving panel and support the moving panel by the panel support on the right side Panel support 3 Insert your thumb into the air outlet bottom section and lift up the front panel bottom 4 Close the moving panel to remove the clips on the top side as shown below Press your finger down on the clip on the front panel top and lift up the panel back edge so that the clip is released 5 locations Moving panel Front panel Clip Clip Clip Clip Clip cf o4 4 4 Wi BSS 94 High Wall Heat Pump Type Service Manual 11 1 2 Fixing Frame Assembly 11 1 3 Electric Parts Cover 1 Detach the two air filters Detached 2 Disconnect the plasma ion c
25. securing the screws 4 places Anchor bolt holes Pipe hole Pipe hole 5 Mounting screw Indoor unit Mounting the installation plate directly on a wall 1 Securely fit the installation plate onto the wall by screws with the upper and lower catches 2 To mount the installation plate on a concrete wall use anchor bolts Drill the anchor bolt holes as illustrated in the above figure 3 Place the level at the top end of the installation plate and check that the plate is horizontal NCAUTION When installing the installation plate with mounting Screws do not use anchor bolt holes Otherwise the unit may fall down and result in personal injury and property damage High Wall Heat Pump Type Anchor bolt 5 mm dia hole Projection 15 mm or less Q 5 Mounting screw Se Dia 4 x 25L Clip anchor local parts CAUTION Failure to securely install the unit may result in personal injury and or property damage if the unit falls Incase of block brick concrete or similar type walls drill 5 mm dia holes in the wall Insert clip anchors for the 5 mounting screws NOTE Install the installation plate using between 4 to 6 mounting screws making sure all four corners are secure 9 3 3 Electrical Work The supply voltage must be the same as the rated voltage of the air conditioner Prepare a power source for the
26. sure the air conditioner uses an exclusive circuit An insufficient circuit capacity or inappropriate installation may cause fire When wiring use the specified cables and connect the terminals securely to prevent external forces applied to the cable from affecting the terminals Be sure to provide grounding Do not connect ground wires to gas pipes water pipes lightning rods or ground wires for telephone cables Conform to the regulations of the local electric company when wiring the power supply Inappropriate grounding may cause electric shock High Wall Heat Pump Type Service Manual N CAUTION Exposure of unit to water or other moisture before installation may result in an electrical short Do not store in a wet basement or expose to rain or water Do not install in a place that can increase the vibration of the unit Do not install in a place that can amplify the noise level of the unit or where noise or discharged air might disturb neighbors To avoid personal injury be careful when handling parts with sharp edges Perform the specified installation work to guard against an earthquake If the air conditioner is not installed appropriately accidents may occur due to the falling unit For Reference RAS PAVP E model If a heating operation would be continuously performed for a long time under the condition that the outdoor temperature is O C or lower drainage of defrosted water ma
27. 220 230 240V A 1 86 1 78 1 70 2 35 2 25 2 15 2 19 2 10 2 01 2 56 2 45 2 35 3 44 3 29 3 15 3 77 3 61 3 46 Power consumption 220 230 240V W 330 415 450 535 740 810 Power factor 81 80 93 95 98 Starting current 220 230 240V A 2 56 2 45 2 34 2 77 2 65 2 54 4 01 3 84 3 68 COP Cooling Heating 5 63 5 68 5 26 5 36 4 55 4 76 High Cooling Heating dB A 42 42 43 43 45 45 Operating Indoor Medium Cooling Heating dB A 34 34 35 35 36 36 noise Low Cooling Heating dB A 26 26 27 27 Outdoor Cooling Heating dB A 46 46 48 48 50 50 Unit model RAS 07PKVP E ND RAS 10PKVP E ND RAS 13PKVP E ND Height mm 295 Dimension Width mm 790 Indoor unit Depth mm 242 Net weight kg 12 Fan motor output W 30 Air flow rate Cooling Heating m9 min 10 2 10 8 10 4 11 1 11 6 11 6 Unit model RAS 07PAVP E ND RAS 10PAVP E ND RAS 13PAVP E ND Height mm 550 Dimension Width mm 780 Depth mm 290 Outdoor unit Net weight kg 39 40 Motor output W 750 Compressor Type Twin rotary type Variable Cylinder Management Model DA111A1FD 21F Fan motor output W 43 Air flow rate Cooling Heating m min 27 7 25 5 30 0 27 7 37 2 34 8 Type Flare connection Indoor unit Higuid side 6 35 Gas side 9 52 Piping Outdoor unit Liquid side 6 35 connecten Gas side 9 52 Maximum length m 20 Maximum chargeless length m 15 Maximum height difference m 10 Refrigerant Name of refrigerant R410A Weight kg 1 12 115 Wiring Pow
28. 4 ws wg L a L M 2 L M 2 M yad WB WD M anl M H 2 M H 2 H aad WE WF No limit Fan speed TC 40 a 10 x WD W8 W8 a In up operation 1 in down operation 0 Fig 5 Y 1 Fan speed M L x1 5 L 2 Fan speed M L x2 5 L 8 Fan speed M L x3 5 L 4 Fan speed M L x4 5 L Calculated with linear approximation from M and L 5 Fan speed x1 5 M 6 Fan speed x2 5 M 7 Fan speed X3 54 M 8 Fan speed x4 5 M Calculated with linear approximation from H and M Fig 6 H M H M H M H M Cold draft preventive control Line approximate M and SUL with Tc Stop Fan speed MANUAL in starting Fan speed AUTO in stability Fan speed AUTO in starting No limitation while fan speed MANUAL mode is in stability A When Tsc 2 24 A is 24 and when Tsc lt 24 A is Tsc Tsc Set value Service Manual 1 When setting the fan speed to L L M M or H on the remote controller the operation is performed with the constant speed shown in Fig 3 and Table 8 3 2 2 When setting the fan speed to AUTO on the remote controller revolution of the fan motor is controlled to the fan speed level shown in Fig 5 according to the set temperature and room temperature 3 Min air flow rate is controlled by temperature of the indoor heat exchanger TC as shown in Fig 4 4 Cold draft prevention the fan s
29. 530 1070 575 we L 930 475 980 510 W7 L 780 370 830 405 we L 670 290 700 310 W5 UL 600 240 600 240 WA 550 205 550 205 W3 SUL 500 170 500 170 w2 500 170 500 170 Wi 420 110 420 110 The fan speed broadly varies due to position of the louver etc The described value indicates one under condition of inclining downward blowing 1 When setting the fan speed to L L M M or H on the remote controller the operation is performed with the constant speed shown in Fig 1 2 When the fan speed mode is manual and TA lt 22 C and the compressor stops the fan speed is controlled from W2 20 seconds to Orpm 40 seconds 35 3 Service Manual When setting the fan speed to AUTO on the remote controller revolution of the fan motor is controlled to the fan speed level shown in Fig 2 and Table 8 3 1 according to the setup temperature room temperature and heat exchanger temperature When the fan speed mode is AUTO and the compressor stops the fan speed is controlled from W2 20 seconds to 0 rpm 40 seconds High Wall Heat Pump Type 8 3 2 In Heating Operation This operation controls the fan speed at the indoor unit side The indoor fan cross flow fan is operated by the phase control induction motor The fan rotates in 5 stages in MANUAL mode and in 5 stages in AUTO mode respectively Table 1 HEAT ON Fan speed setup MANUAL Fig 3 E Indication an speed Hi Power L
30. 8 0 to 0 5 0 5 to 1 0 1 0 to 1 5 1 2 12 70 0 8 0 to 0 5 0 5 to 1 0 1 5 to 2 0 5 8 15 88 1 0 0 to 0 5 0 5 to 1 0 1 5 to 2 0 Table 2 2 5 Flare and flare nut dimensions for R410A Nominal Outer diameter Thickness Dimension mm Flare nut width diameter mm mm A B C D mm 1 4 6 35 0 8 9 1 9 2 6 5 13 17 3 8 9 52 0 8 13 2 13 5 9 7 20 22 1 2 12 70 0 8 16 6 16 0 12 9 23 26 5 8 15 88 1 0 19 7 19 0 16 0 25 29 15 High Wall Heat Pump Type Service Manual Table 2 2 6 Flare and flare nut dimensions for R22 Nominal Outer diameter Thickness Dimension mm Flare nut width diameter mm mm A B C D mm 1 4 6 35 0 8 9 0 9 2 6 5 13 17 3 8 9 52 0 8 13 0 13 5 9 7 20 22 1 2 12 70 0 8 16 2 16 0 12 9 20 24 5 8 15 88 1 0 19 4 19 0 16 0 23 27 3 4 19 05 1 0 23 3 24 0 19 2 34 36 Fig 2 2 2 Relations between flare nut and flare seal surface AE ng VO zl M 1 1 0 Z gt 1 Q a O N fo 455 Flare Connecting Procedures and Precautions 1 Make sure that the flare and union portions do not have any scar or dust etc 2 Correctly align the processed flare surface with the union axis 3 Tighten the flare with designated torque by means of a torque wrench The tightening torque for R410A is the same as that for conventional R22 Incidentally when the torque is weak the gas leakage may occu
31. 80 2 _ Precautions When Inspecting the Control Section of 74 8 Check Code 1C Miswiring in Indoor Outdoor Units 85 the Outdoor Unit and 1E 3 First Confirmation 75 9 Inspection of the Air Purifier 86 4 Primary Judgment 75 10 Diagnose Trouble in Outdoor Unit 87 5 Judgment by Flashing LED of Indoor Unit 76 11 Inspection of the Main Parts 89 6 Self Diagnosis by Remote Controller Check Code 77 12 Inspection of the Outdoor Fan Motor 93 10 1 Precautions When Handling the New Inverter N CAUTION HIGH VOLTAGE The high voltage circuit is incorporated Be careful to do the check service as the electric shock may be caused in case of touching parts on the P C board by hand The control circuitry has an uninsulated construction Fig 10 1 1 JAVP E series insulated type 1 1 Compressor I Ier T DW al Fan motor Photocoupler Separated potential MCU k tex tex EE 1 4 Fig 10 1 2 PAVP E PAVP ND series uninsulated type SE i IGBT i i i 6IN1 Driver i Compressor L o8 Sen DE e i 1 i H AER ME b i Shared potential Fan motor FET x 6 1 xS SAVP E SAVP ND GAVP E EAVP E series uninsulated type 73 High Wall Heat Pump Type Service Manual CAUTION A high voltage equivalent to the supply voltage is also energized to ground thro
32. C board Diagnosis flow chart Turn OFF the breaker Disconnect two connectors CN300 of the outdoor fan motor from the outdoor P C board Does the fan rotate without trouble when rotating it with hands If the resistance value between CN300 Red lead White lead White lead Black lead Black lead Red lead of the connector CN300 Motor winding is 20 to 22Q it is normal Fan motor is normal Outdoor P C board error Fan motor error NOTE However GND circuit error inside of the motor may be accepted in some cases when the above check is performed When the fan motor does not become normal even if P C board is replaced replace the outdoor fan motor 93 High Wall Heat Pump Type Service Manual 1 7 REPLACING THE MAIN PARTS 11 1 Indoor Unit N WARNING Since high voltages is applied to electrical parts turn off the power without fail before c starting replacement work After repairs have been completed and the front panel and cabinet have been attached perform test run and check for smoke unusual sound and other abnormalities Failure to do so may cause fire or electric shock Make sure that the cabinet is attached before CHECK starting test run Perform the following when repairing the refrigeration cycle Watch out for fire in the surrounding area If a gas stove or other appliance is being used
33. INSTRUCTION CAN RESULT IN FIRE OR EXPLOSION TO PREVENT THE INDOOR UNIT FROM OVERHEATING AND CAUSING A FIRE HAZARD PLACE THE UNIT WELL AWAY MORE THAN 2 M FROM HEAT SOURCES SUCH AS RADIATORS HEAT REGISTORS FURNACE STOVES ETC WHEN MOVING THE AIR CONDITIONER FOR INSTALLATION IN ANOTHER PLACE BE VERY CAREFUL NOT TO ALLOW THE SPECIFIED REFRIGERANT R410A TO BECOME MIXED WITH ANY OTHER GASEOUS BODY INTO THE REFRIGERATION CIRCUIT IF AIR OR ANY OTHER GAS IS MIXED IN THE REFRIGERANT THE GAS PRESSURE IN THE REFRIGERATION CIRCUIT WILL BECOME ABNORMALLY HIGH AND IT MAY RESULT IN THE PIPE BURSTING AND POSSIBLE PERSONNEL INJURIES IN THE EVENT THAT THE REFRIGERANT GAS LEAKS OUT OF THE PIPE DURING THE SERVICE WORK AND THE INSTALLATION WORK IMMEDIATELY LET FRESH AIR INTO THE ROOM IF THE REFRIGERANT GAS IS HEATED SUCH AS BY FIRE GENERATION OF POISONOUS GAS MAY RESULT N WARNING Never modify this unit by removing any of the safety guards or bypass any of the safety interlock switches Do not install in a place which cannot bear the weight of the unit Personal injury and property damage can result if the unit falls After the installation work confirm that refrigerant gas does not leak If refrigerant gas leaks into the room and flows near a fire source such as a cooking range noxious gas may generate The electrical work must be performed by a qualified electrician in accordance with the Installation Manual Make
34. MCC 5068A Samo CN212 UU Wils Ke REDI pL NES WHI SS i Louver M orl rizontal TEEM KJ CN 261 19938 CBI Cy N EE 1 Y2131415 SIS 615 14131211 0000 or Zil WHI EE EE EE dE 2 SIE aen en cna en el den gi TERRE L pm T CN221 LCRA Ran A a DC Motor Wireless Unit i Assembly SM an Motor Moving Panel MCC 5068B High Wall Heat Pump Type Service Manual 5 SPECIFICATIONS OF ELECTRICAL PARTS 5 1 Indoor Unit RAS 07PKVP E RAS 10PKVP E RAS 13PKVP E RAS 16PKVP E RAS 18PKVP E RAS 07PKVP ND RAS 10PKVP ND RAS 13PKVP ND RAS 16PKVP ND RAS 18PKVP ND No Parts name Type Specifications 1 Fan motor for Indoor Unit i A DC280 340V 30W 2 Room temp sensor TA sensor 10kQ at 25 C 3 Heat exchanger temp sensor TC sensor 10kQ at 25 C 4 Heat exchanger temp sensor TCj sensor 10kQ at 25 C 5 Humidity sensor C7 M3R TC2 31kQ 60 RH 6 Louver motor right left Horizontal MP24Z3N Output Rated 1W 16 poles DC12V 7 Louver motor Moving panel MP24Z4N Output Rated 1W 16 poles DC12V 5 2 Outdoor Unit RAS 07PAVP E RAS 10PAVP E RAS 13PAVP E RAS 16PAVP E RAS 18PAVP E RAS 07PAVP ND RAS 10PAVP ND RAS 13PAVP ND RAS 16PAVP ND RAS 18PAVP ND No Parts name Model name Rating 1 Reactor CH 57 L 10mH 16A 2 Fan motor for Outdoor Unit ICF 140 43 4R DC140V 43W 3 Suction temp sensor TS sensor Inverter attached 10kQ
35. ON NO Error input is detected YES Air purifier OFF NO Error input was detected 5 times or more YES Approx 10 minutes passed from the error input was detected Air purifier power estimates 1000H y YES PURE indicator Orange ON Y 1 2 1 Reset by RESET button 2 Reset by RESET button or by the stop direction from the remote controller NOTE When the breaker is turned ON or RESET button is pushed while the FILTER indicator is turned on the air purifier is not turned on until the integrated operation time of the indoor fan exceeds 1 hour after operation start It is the safety measures considering an incomplete drain when electric dust collector has been cleaned with water 45 Service Manual 8 13 Discharge Temperature Control 8 13 1 Purpose This function detects error on the refrigerating cycle or error on the compressor and performs protective control 8 13 2 Operation Control of the compressor speed The speed control is performed as described in the table below based upon the discharge temperature Control operation TD value Judges as an error and stops the compressor 117 C 112 C 108 C 105 C Reduce the compressor speed Reduce slowly compressor speed Keeps the compressor speed If the operation is performed with lower speed than one commanded by the serial signal speed is slowly raise
36. are shown in continuity test by the tester ie e re Se aH Case that product is good Pointer swings once and returns slowly When performing test once again under another polarity MCC 5070 the pointer should return Soldered surface o C08 C09 C10 500gF 400V Heat sink IGBT side Diode block DBO1 DB02 Turn OFF the power supply breaker Completely discharge the four electrolytic capacitors Remove the diode block from the PCB which is soldered in place Use a multimeter with a pointer to test the continuity and check that the diode block has the proper rectification characteristics tot Tester rod Resistance value S in good product I 1 2 3 4 92 High Wall Heat Pump Type Service Manual 10 12 Inspection of the Outdoor Fan Motor 10 12 1 Symptom Outdoor fan motor does not rotate Outdoor fan motor stops within several tens seconds though it started rotating Outdoor fan motor rotates or does not rotate according to the position where the fan stopped etc Remote controller check code 02 Outdoor block 1A Outdoor fan drive system error 10 12 2 Cause The following causes are considered when the outdoor fan motor does not normally rotate Mechanical lock of the outdoor fan motor Winding failure of the outdoor fan motor Position detect circuit failure inside of the outdoor fan motor Motor drive circuit failure of the outdoor P
37. comes between the positioning ribs on the motor band right Be sure to tighten the hexagon socket set screw so that it touches the D cut surface of the fan motor shaft High Wall Heat Pump Type Service Manual 11 1 8 Cross Flow Fan Keep 27mm distance between the support shaft at the rear 1 Perform all the steps in 11 1 1 Removing the centre of the unit and the immediate right joint section of the Front Panel and Moving Panel and 11 1 2 cross flow fan Fixing Frame Assembly Detail A 2 Remove the two fixing screws 10 mm at the x e support shaft left of the heat exchanger end plate and then at the rear centre ot the unit remove the two fixing screws 12 mm of the 1 bearing base assembly 3 Remove the bearing base while lifting the heat exchanger 4 Remove the cross flow fan while lifting the heat exchanger Screws 12 mm Check that the fan motor shaft end projects by 9 mm above the screw boss of the cross flow fan If the motor shaft end is below the screw boss the cross flow fan may have been assembled improperly Check again whether the cross flow fan have been assembled properly Bearing Detail B Set screw of the cross flow fan Screws 10 mm 2 exchanger Be sure to tighten the hexagon socket set screw so that it 3 touches the D cut surface of the fan motor shaft N CAUTION Check and perform items 1 and 2 in the following table
38. fan motor control Louver control Operation ON Indoor unit control Sending of operation command signa Compressor revolution control Outdoor fan motor control Pulse motor valve control 4 way valve control After energization of the coil for Outdoor unit control 1 second the 4 way valve is switched to the cooling or heating position 8 2 3 AUTO Operation Selection of operation mode As shown in the following figure the operation starts by selecting automatically the status of room temperature TA when starting AUTO operation 1 When reselecting the operation mode the fan speed is controlled by the previous operation mode TA Cooling operation Ts 1 Monitoring Fan Ts 1 Heating operation 1 Detects the room temperature TA when the operation started 2 Selects an operation mode from TA in the above figure 3 Fan operation continues until an operation mode is selected High Wall Heat Pump Type 4 When AUTO operation has started within 2 hours after heating operation stopped and if the room temperature is 20 C or more the fan operation is performed with Super Ultra LOW mode for 3 minutes Then select an operation mode If the status of compressor OFF continues for 15 minutes the room temperature after selecting an operation mode COOL HEAT reselect an operation mode u 8 2 4 DRY Operation DRY operation is performed according to the difference
39. filler tends to react with sulfur and produce a fragile compound water solution which may cause a gas leakage Therefore use any other type of brazing filler ata hot spring resort etc and coat the surface with a paint When performing brazing again at time of servicing use the same type of brazing filler 2 5 2 Flux Reason why flux is necessary By removing the oxide film and any foreign matter on the metal surface it assists the flow of brazing filler Inthe brazing process it prevents the metal surface from being oxidized By reducing the brazing filler s surface tension the brazing filler adheres better to the treated metal Characteristics required for flux Activated temperature of flux coincides with the brazing temperature Due to a wide effective temperature range flux is hard to carbonize It is easy to remove slag after brazing The corrosive action to the treated metal and brazing filler is minimum It excels in coating performance and is harmless to the human body As the flux works in a complicated manner as described above it is necessary to select an adequate type of flux according to the type and shape of treated metal type of brazing filler and brazing method etc 20 Service Manual Types of flux Non corrosive flux Generally it is a compound of borax and boric acid It is effective in case where the brazing temperature is higher than 800 C Activated flux Most of
40. for at least 3 seconds but not more than 10 seconds The indoor unit s buzzer emits three beeps and the OPERATION indicator flashes at 5 Hz intervals This completes the clean operation setting Indoor P C Board J231 a o o a Q Oo High Wall Heat Pump Type 8 16 Select Switch on Remote Controller 8 16 1 Purpose This operation is to operate only one indoor unit using one remote controller 8 16 2 Description When operating one indoor unit in a situation where two indoor units have been installed in the same room or nearby rooms this operation prevents the remote controller signal from being received simultaneously by both units thus preventing both units from operating 8 16 3 Operation The indoor unit on which the remote controller selection has been set to B receives the signal of the remote controller also set to B At the factory the remote controller selection is set to A on all the indoor units There is no A setting display Push the operation button on the remote controller Both indoor units start operation NO Unnecessary set Remote controller select Select B as the setting YES for one of the two indoor units and for the remote controller Refer to following for the details 48 Service Manual 8 16 4 Setting the Remote Controller 1 Slide and open the remote controller cover and remove the batteries 2 Cut the jumper wire
41. green indicator is on The unit starts to operate After approx 3 seconds The unit beeps three times and continues to operate If the unit is not required to operate at this time push RESET button once more or use the remote controller to turn it off When the unit is operating The green indicator is on The unit is in operation Push RESET button for more than 3 seconds The unit stops operating The green indicator turns off After approx 3 seconds The unit beeps three times If the unit is required to operate at this time push RESET button once more or use the remote controller to turn it on 8 21 3 Power Failure During Timer Operation When the unit is turned off because of power failure during timer operation the timer operation is cancelled In that case set the timer operation again NOTE The Everyday Timer is reset while a command signal can be received from the remote controller even if it stopped due to a power failure High Wall Heat Pump Type 8 22 Remote Controller and Its Functions 8 22 1 Parts Name of Remote Controller 1 EN ASIEJAUTOAME H FIO de HIH am Q G ON LL ott HIPONER BEBE CHK Auto O nn 17 14 4 3 16 2 15 12 19 7 5 6 18 11 10 8 a 1 Infrared signal transmitter Transmits signals to the indoor unit 2 button Press the butt
42. hanging section D 6 ole S Center line oo S o ke of main unit shane i to ol c i ape line Sl 5 lea installation plate H E 330 330 o L 790 22 High Wall Heat Pump Type 3 2 Outdoor Unit RAS 07PAVP E RAS 10PAVP E RAS 07PAVP ND RAS 10PAVP ND dia 11 14 U shape hole Service Manual Sm A leg part For dia 8 10 anchor bolt 600 90 zs S a s 3 8 a o 8 383 K o B d 5 r o Dia 11 x14 long hole 8 dia 7 hole x For dia 8 10 anchor bolt For fixing outdoor unit L B leg part 483 257 145 lt gt 69 5 147 5 157 79 e o I WW ERR Ie NN NN Packed valve cover NN N b o o ND Connecting pipe port BS HHH Pipe dia 6 35 HHHH ZI j B Connecting pipe port yy 4 Pipe dia 9 52 OXY Si Ly R A JS Ae R 5 X e 5 2 D 31 143 n Ke 780 69 342 dc Charging port 4 dia 4 5 embossment Drain long hole 5 600 E s 8 KJ dia 7 hole E do S Outside li
43. methods Judgment by flashing LED of indoor unit Self diagnosis by service check remote controller Judgment of trouble by every symptom Firstly use the method 1 for diagnosis Then use the method 2 or 3 to diagnose the details of troubles 75 High Wall Heat Pump Type Service Manual 10 5 Judgment by Flashing LED of Indoor Unit While the indoor unit monitors the operation status of the air conditioner if the protective circuit operates the contents of self diagnosis are displayed with block on the indoor unit indication section Table 10 5 1 Indoor indication lamp flashes Which lamp does flash including compressor Item Block display Description for self diagnosis OPERATION Green A Flashing display 1 Hz Power failure when power is ON V V OPERATION Green D P B LI LI Flashing display 5 Hz Protective circuit operation for indoor P C board ION l l EEN Protective circuit operation for connecting cable c Kl 0g TIMER Orang and serial signal system Flashing display 5 Hz gnar sy v A OPERATION Green ee D LI J Flashing display 5 Hz Protective circuit operation for outdoor P C board t OPERATION Green P e E II St TIMER Orange Protective circuit operation for others emm emm Flashing display 5 Hz NOTE The contents of items B and C and a part of item E are displayed when air conditioner operates When ite
44. operation The air ion generator operates linked with the air purifying operation Operation button Present status PURE button Air conditioner 3 Air purifier operates Operation indicator OFF PURE indicator OFF Fan OFF Air purifier OFF Louver close i All stop Service EE 4 Air conditioner Air Purifier operation PURE indicator OFF Air purifier OFF Y Air conditioner operates Stop Air purifier AC operation Air purifier only Stop All AC Air purifier Air conditioner AC Air purifier All stop Joint use of AC and air purifier AC operation All stop Louver aa Swing is available Ge Reeg i Air purifying operation Cooling position AUTO L L M M H AC Air purifying operation Follows to AC operation Follows to AC operation NOTE When the previous operation was the operation of air conditioner air purifier an operation of air conditioner air purifier starts by pushing AC button on the remote controller Operation of air conditioner air purifier is stored in memory Sending air purifier ON Sending air purifier OFF 112 31 14 1 Air conditioner stops 2 Air conditioner operates Operation indicator ON PURE indicator ON PURE indicator ON Hl Air purifier ON Louver Open C memory position Cooling Moving panel Open 2 Fan ON Air purifier ON i
45. proof cover has been attached check that its longitudinal lines are in parallel with the outdoor unit REQUIREMENT The water proof cover must be attached without fail to prevent rain water or other foreign matters from entering inside the outdoor unit 4 Attach the fin guard by inserting its bottom while nipping the bottom plate edge When attaching the fin guard match it with the embossment on the bottom plate Bottom plate embossment 5 Attach the upper cabinet ST1TOA x 8L 5 pcs Attach the upper cabinet while pressing the fin guard against the heat exchanger 6 Connect the connecting cable and the power cord and then attach the cord clamps ST1T 4 x 14L 3 pcs 7 Attach the valve cover ST1T 4 x 8L 3 pcs 8 Insert the upper part of the valve cover into the wiring hole fit the claws of the cover with the two rectangular holes in the outdoor unit and then push up the cover High Wall Heat Pump Type 11 3 2 Front Cabinet Detachment 1 Perform all steps of detachment in 11 3 1 Common Procedure 2 Remove the following screws Screws ST1T 4 x 8L 2 pcs fixing the front cabinet and the inverter cover Front cabinet bottom screws ST1T 4 x 8L 3 pcs Screws ST1T 4 x 8L 2 pcs fixing the front cabinet and the motor base Screw ST1T 4 x 8L 1PC fixing the front cabinet and the side cabinet right The front left aside of the front cabinet is fitted with the side ca
46. sides Knockout system Knockout system From wall to air outlet length ET 5 64 o 18 77 Name Plate 77 37 peingerant pipe dda P connecting port Liquid side Installation plate pi Flare dia 6 35 hanging section Outside length 0 4m ee aan side Remote controller holder Flare dia 9 52 16 18PKVP E ND dia 12 7 Outside length 0 35m 58 19 163 Drain hose VP16 Outside length 0 54mm Installation plate Wireless remote controller hanging section 312 Model Remote controller 100 590 100 RAS PKVP E Series WH HO6JE Stud bolt hole ie 450 3i RAS PKVP ND Series WH H07JE For dia 8 to 10 s 312 S Stud bolt hole Hanging E For dia 8 to dia 10 section as M Minimum Ee Heat insulation Gol 9 o Stance v ER orj D ceiling 2e EUS 5 ILE ai STO S Minimum Ss ede 5 9339 07 7 9 Minimum o D Old distance o 23 distance to Go wall ese EEN vues e wall So 130 or more 3 sh IMEEM oio A 190 or more 8 i Recommend C Hecomm nd 180 or more y A L g 3 Jan or more Drain hose detail as AN V y ope HI AV 7 ARK S lo Lower part _ Lower part a Z N hanging section
47. the moving panel towards the left side to remove Panel 1 1 Open the moving panel and support the moving panel by the panel support on the right side 2 Remove the lead wire cover on the right side 1 screw 9 6 3 Attaching the Moving Panel 1 Grasp both sides of the moving panel and insert the right side joint first Left side joint Right side joint 3 After removing a screw of the left side panel stopper slide the panel stopper downwards 2 Insert the left side joint raise the panel stopper upwards and secure with the screw 4 Grasp both sides of the moving panel return the panel support to its original position and press the left side arm inwards with your finger 3 Insert the top edge of the lead wire cover into the front panel and secure with a screw Lead wire cover 71 High Wall Heat Pump Type 9 6 4 Removing the Vertical Air Flow Louver N CAUTION The horizontal air flow louvres cannot be released from the vertical air flow louver 1 Open the moving panel and support it with the panel support 2 Open the vertical air flow louver 3 Insert a flathead screwdriver into the gap of the louver fixture on the right and left ends of the vertical air flow louver and turn in the counter clockwise direction to remove Louver fixture A Horizontal air flow louvers Air flow louver Removing the louver fixture Left si
48. the outdoor unit Reception of information of operation status Serial signal including outside temp data to the outdoor unit and judgment display of error Air purifier operation control Moving panel control 8 1 2 Role of outdoor unit controller Receiving the operation command signal Serial signal from the indoor unit controller the outdoor unit performs its role Compressor operation control Operation control of outdoor fan motor P M V control 4 way valve control Detection of inverter input current and current release operation Over current detection and prevention operation to IGBT module Compressor stop function Compressor and outdoor fan stop function when serial signal is off when the serial signal does not reach the board assembly of outdoor control by trouble of the signal system Transferring of operation information Serial signal from outdoor unit controller to indoor unit controller Detection of outdoor temperature and operation revolution control Defrost control in heating operation Temp measurement by outdoor heat exchanger and control for 4 way valve and outdoor fan Operations followed to judgment of serial signal from indoor side High Wall Heat Pump Type 8 1 3 Contents of Operation Command Signal Serial Signal From indoor unit controller to outdoor unit controller The following three types of signals are sent from the indoor unit controller
49. the remote controller a quiet and mild operation is performed by reducing the fan speed and the compressor speed SS SS SS 11 10 SSSSSSS SSS EE SSS EEE SS ie SSS OFF OFF OFF 1H 2H 3H 4H time This function operates the air conditioner with the difference between the set and the room temperature as shown in the above figure The time correction is performed for 8 minutes each 1 The indoor fan speed is controlled between W6 and W3 The compressor speed in control as shown in the above figure 2 The set temperature increased 0 5 C per hour up to 2 C starting from the set temperature when SLEEP MODE has been received High Wall Heat Pump Type 8 10 2 Heating Operation When pushing SLEEP MODE button on the remote controller a quiet and mild operation is performed by reducing the fan speed and the compressor speed 30 minutes Compressor speed O rps B zone 10 to 43 rps 1 The indoor fan speed is controlled within W7 as maximum value 2 Setting the compressor speed to Max 43 rps the temperature zone in which the operation can be performed with Max 10 rps is gradually widened after 30 minutes passed when starting SLEEP MODE operation The louver position is set horizontally Standard cooling position when the room temperature comes close to the set temperature or when 25 minutes passed after starting SLEEP MODE operation 2 43 Service Manual
50. then pull out the drain hose Drain hose Service Manual 4 Attach the drain cap Insert hexagonal wrench 4 mm 5 Firmly insert drain cap No gap AVI Do not apply lubricating oil refrigerant machine oil when inserting the drain cap If applied deterioration and leakage of the drain plug may occur Insert a hexagon wrench 4 mm 6 Attach the drain hose Insert the drain hose firmly until the connector contacts the insulation then secure it in place using the original screw NOTE Always use the original screw that secured the drain hose to the unit Using a different screw may cause water to leak CAUTION Securely insert the drain hose and drain cap otherwise water may leak NOTE The packaged foam polystyrene can be used to make replacement of the drain cap and drain hose easier Foam polystyrene of package Piping on the right side or the left side 1 After making slits on the front panel with a knife or similar tool cut them out with a pair of nippers or an equivalent tool Slit High Wall Heat Pump Type Piping on the bottom right or the bottom left 1 After making slits on the front panel with a knife or similar tool cut them out with a pair of nippers or an equivalent tool Slit Left hand connection with piping 1 Bend the connecting pipes so that they are positioned within 43 mm above the
51. winding resistance Replace Replace control board compressor Check Operation Check winding resistance between phases of compressor and resistance between outdoor frames by using a tester Is not grounded Is not short circuited between windings Winding is not opened Remove connector CN300 of the outdoor fan motor turn on the power supply breaker and perform the operation Stops though activation is prompted Check operation within 2 minutes 20 seconds after activation stopped OK if 10MQ or more gt OK if 1 240 1 370 Check by a digital tester 88 High Wall Heat Pump Type Service Manual 10 11 Inspection of the Main Parts 10 11 1 Inspection of the P C Board Indoor Unit N CAUTION When removing the front panel or the P C board be sure to shut off the power supply breaker When removing the P C board hold the edge of the P C board and do not apply force to the parts When connecting or disconnecting the connectors on the P C board hold the whole housing Do not pull at the lead wire Inspection procedures 1 When a P C board is judged to be defective check for disconnection burning or discoloration of the copper foil pattern or this P C board NOTE The P C board consists of the following 2 parts Main P C board part DC power supply circuit BV 12V 15V Indoor fan motor control circuit CPU and peripheral circuits buzze
52. 1 0 to 1 5 12 7 0 to 0 5 1 0 to 1 5 Imperial Wing nut type R410A tool used Conventional tool used 0 to 0 5 1 0 to 1 5 0 to 0 5 1 0 to 1 5 0 to 0 5 1 0 to 1 5 A D L t E Die K Di Pipe Flaring size B Unit mm 0 i B au Outer diameter of copper pipe R410A R22 6 35 9 1 9 0 9 52 13 2 13 0 12 7 16 6 16 2 In case of flaring for R410A with the conventional flare tool pull it out approx 0 5 mm more than that of R22 to adjust the specified flare size The copper pipe gauge is useful for adjusting projection margin size Tighten the connection Align the centres of the connecting pipes and tighten the flare nut as much as possible with your fingers Then tighten the nut with a wrench and torque wrench as shown in the figure Half union Flare nut Use a wrench to secure a Externally threaded side SP Internally threaed side Use a torque wrench to tighten High Wall Heat Pump Type CAUTION Do not apply excessive force Otherwise the nut may break Unit N m Outer diameter of copper pipe Tightening torque Dia 6 35 mm 1 4 E nT Dia 9 52 mm 3 310 42 kaf m Dia 12 7 mm 5 0 to 6 2 kghm Flare at indoor unit side Pe Flare at outdoor unit side Tightening torque for connection of flare pipe The pressure of R410A is higher than R22 Approx 1 6 times Ther
53. 25 C 4 Discharge temp sensor TD sensor Inverter attached 1 905kQ 120 C 5 Outside air temp sensor TO sensor Inverter attached 10kQ 25 C 6 Heat exchanger temp sensor TE sensor Inverter attached 10kQ 25 C 7 Terminal block 6P JXO 6B 20A AC250V 8 Compressor DA111A1FD 21F 3 phases 4 poses 750W 9 Coil for P M V C12A 80A DC12V 10 Coil for 4 way valve Cooling heating switching VHV 01AZ535A1 DC12V 11 Coil for 4 way valve Comp cylinder switching VHV 01AZ535B1 DC12V 12 Cord heater assembly ND model only CSC 2 AC230V 75W 13 Heater fuse assembly ND model only AC250V 3 15A 26 High Wall Heat Pump Type Service Manual 6 REFRIGERANT CYCLE DIAGRAM 6 1 Refrigerant Cycle Diagram EN INDOOR UNIT Tc Indoor heat exchanger AUT TA Temp measurement D P Pressure measurement Gauge attaching port g Vacuum pump connecting port Ee o ae DS E Oel Max 20m IS Min 2m Deoxidized copper pipe Deoxidized copper pipe 3 2 Es Chargeless 15m Outer dia Outer dia oom Y So 5 Charge 20g m 07PAVP E ND 9 52mm i Thickness 0 8mm Jai ses 16 to 20m 10PAVP E ND 9 52mm e Wt as 13PAVP E ND 9 52mm SE We lt 16PAVP E ND 12 7mm i ia 18PAVP E ND 12 7mm Vi Thickness 0 8mm Strainer 4 way valve 4 Way valve STF 0218G STF 0125G i Comp
54. 30 0 29 0 28 Power consumption W 35 40 Electric Power factor 220 230 240V 59 59 58 61 60 60 characteristics Operation mode Cooling Heating Cooling Heating Outdoor Running current 220 230 240V A 5 54 5 30 5 08 5 97 5 71 5 47 6 68 6 39 6 12 6 86 6 56 6 29 Power consumption W 1195 1305 1450 1500 Power factor 96 98 99 Starting current 220 230 240V A 6 24 5 97 5 72 7 16 6 85 6 57 COP Cooling Heating 3 69 4 10 3 36 3 90 High Cooling Heating dB A 47 47 49 49 Operating Indoor Medium Cooling Heating dB A 38 38 41 41 noise Low _ Cooling Heating dB A 30 30 31 31 Outdoor Cooling Heating dB A 50 50 52 52 Unit model RAS 16PKVP E ND RAS 18PKVP E ND Height mm 295 Dimension Width mm 790 Indoor unit Depth mm 242 Net weight kg 12 Fan motor output W 30 Air flow rate Cooling Heating m min 12 4 12 4 13 4 13 4 Unit model RAS 16PAVP E ND RAS 18PAVP E ND Height mm 550 Dimension Width mm 780 Depth mm 290 Outdoor unit Net weight kg 20 Motor output W 750 Compressor Type Twin rotary type Variable Cylinder Management Model DA111A1FD 21F Fan motor output W 43 Air flow rate Cooling Heating m3 min 37 2 34 8 39 5 37 2 Type Flare connection Indoor unit Liquid side 6 35 Gas side 912 7 Piping Outdoor unit Liquid side 6 35 connection Gas side 912 7 Maximum length m 20 Maximum chargeless length m 15 Maximum height difference m 10 Refrigerant Name of refrigerant R410A
55. 410A R22 1 4 6 35 0 80 0 80 3 8 9 52 0 80 0 80 1 2 12 70 0 80 0 80 5 8 15 88 1 00 1 00 Joints For copper pipes flare joints or socket joints are used Prior to use be sure to remove all contaminants Flare Joints Flare joints used to connect the copper pipes cannot be used for pipings whose outer diameter exceeds 20 mm In such a case socket joints can be used Sizes of flare pipe ends flare joint ends and flare nuts are as shown in Tables 2 2 3 to 2 2 6 below Socket Joints Socket joints are such that they are brazed for connections and used mainly for thick pipings whose diameter is larger than 20 mm Thicknesses of socket joints are as shown in Table 2 2 2 Table 2 2 2 Minimum thicknesses of socket joints Nominal diameter Reference outer diameter of Minimum joint thickness copper pipe jointed mm mm 1 4 6 35 0 50 3 8 9 52 0 60 1 2 12 70 0 70 5 8 15 88 0 80 2 2 2 Processing of Piping Materials When performing the refrigerant piping installation care should be taken to ensure that water or dust does not enter the pipe interior that no other oil than lubricating oils used in the installed air water heat pump is used and that refrigerant does not leak When using lubricating oils in the piping processing use such lubricating oils whose water content has been removed When stored be sure to seal the container with an airtight cap or any other cover 14 High Wall Heat Pump Type F
56. 5A1 07 4301V053 GUARD FIN 29 43046483 COIL SOLENOID VHV 01AZ535B1 08 43100346 BASE ASSY ROHS E 30 43046476 VALVE PMV SEV16RCC 09 43005716 BASE ASSY ND 31 43046467 COIL PMV 10 4301V096 COVER VALVE PACKD ASSY 32 43058270 REACTOR 11 43041643 COMPRESSOR DA111A1FD 21F 33 4302C068 MOTOR FAN ICF 140 43 4R 12 43043803 CONDENSER ASSY 07 10PAVP E ND 34 43020329 FAN PROPELLER PJ421 13 43043796 CONDENSER ASSY 35 43047669 NUT FLANGE 13 16 18PAVP E ND 36 43039394 BASE MOTOR 14 37546845 VALVE PACKED 6 35 37 43004242 PLATE PARTITION 15 43046442 VALVE PACKED 9 52DIA 38 4301V067 PLATE FIX VALVE PACKED 07 10 13PAVP E ND 39 4301V095 PLATE CONNECT VALVE PACKED 16 43146680 VALVE PACKED 12 7 40 43032441 NIPPLE DRAIN 16 18PAVP E ND 41 43089160 CAP WATERPROOF 17 43147196 BONNET 1 4 IN 42 4301P703 MARK TOSHIBA 18 43047401 BONNET 3 8 IN 07 10 13PAVP E ND 43 4301P702 MARK DAISEIKAI 19 43147195 BONNET 1 2 IN 16 18PAVP E ND 44 43042485 RUBBER CUSHION 20 43047676 NUT FLARE 6 35 45 43062176 SLEEVE FLAG 21 43047677 NUT FLARE 9 52 46 43063321 HOLDER SENSOR TD 07 10 13PAVP E ND 47 43063322 HOLDER SENSOR TS 22 43047655 NUT FLARE 12 7 48 43063325 HOLDER SENSOR TE 16 18PAVP E ND 49 43063339 HOLDER SENSOR TO 23 43047679 CAP VALVE PACKED 6 35 50 37557729 CORD HEATER ASSY ND 51 44246239 TUBE CAPILLARY ID 1 2
57. 9eJ J MOd U IH O4JUOD uej JOOPINO JOuJUOD 99 p 1ueuno 19 0 HDI J0J1uoo eseoja JUS IND 1ndu uorouny SISSUIU S NMd S1 10suos due uonong OL 10sues duet are JoopinO n9119 SAUD aye a 10sues dwa ebeyosiq joejep jueuno MON WOU A1 081 PU S yun Joopu 8 9 d 020599 LINN HOOGLNO ZH09 A 0 c 0cc ZHOS AOrc 0cc H INVHSVIG CO TA YALNdNOD OYDIN LINN HOOGNI 404 30 High Wall Heat Pump Type Service Manual 8 OPERATION DESCRIPTION 8 1 Outline of Air Conditioner Control This air conditioner is a capacity variable type air conditioner which uses DC motor for the indoor fan motor and the outdoor fan motor And the Variable Cylinder Management Compressor VCM Comp which can change the motor speed in the range from 10 to 100 rps at 2 cylinder operation and the range from 10 to 50 rps at 1 cylinder operation is mounted The DC motor drive circuit is mounted to the indoor unit The compressor and the inverter to control fan motor are mounted to the outdoor unit The entire air conditioner is mainly controlled by the indoor unit controller The indoor unit controller drives the indoor fan motor based upon command sent from the remote controller and transfers the operation command to the outdoor unit controller The outdoor unit controller receives operation command from the indoor unit side and controls the outdoor fan and the pulse motor valve P M V Beside
58. A units For connecting pipes use new and clean piping materials with high pressure fittings made for R410A only so that water and or dust does not enter Moreover do not use the existing piping because there are some problems with pressure fittings and possible impurities in existing piping High Wall Heat Pump Type Service Manual N CAUTION TO DISCONNECT THE APPLIANCE FROM THE MAIN POWER SUPPLY A switch or circuit breaker that can disconnect all poles must be included in the fixed wiring Be sure to use an approved circuit breaker or switch DANGER ASK AN AUTHORIZED DEALER OR QUALIFIED INSTALLATION PROFESSIONAL TO INSTALL MAINTAIN THE AIR CONDITIONER INAPPROPRIATE SERVICING MAY RESULT IN WATER LEAKAGE ELECTRIC SHOCK OR FIRE TURN OFF MAIN POWER SUPPLY BEFORE ATTEMPTING ANY ELECTRICAL WORK MAKE SURE ALL POWER SWITCHES ARE OFF FAILURE TO DO SO MAY CAUSE ELECTRIC SHOCK HIGH VOLTAGE An The high voltage circuit is incorporated Be careful to do the check service as the electric shock may be caused in case of touching parts on the P C board by hand CORRECTLY CONNECT THE CONNECTING CABLE IF THE CONNECTING CABLE IS INCORRECTLY CONNECTED ELECTRIC PARTS MAY BE DAMAGED CHECK THAT THE EARTH WIRE IS NOT BROKEN OR DISCONNECTED BEFORE SERVICE AND INSTALLATION FAILURE TO DO SO MAY CAUSE ELECTRIC SHOCK DONOT INSTALL NEAR CONCENTRATIONS OF COMBUSTIBLE GAS OR GAS VAPORS FAILURE TO FOLLOW THIS
59. C BOARD ASSY MCC5070 13PAVP ND O7PAVP E 718 4306V152 PC BOARD ASSY MCC5070 711 4306V145 PC BOARD ASSY MCC5070 16PAVP ND 10PAVP E 719 4306V153 PC BOARD ASSY MCC5070 712 4306V146 PC BOARD ASSY MCC5070 18PAVP ND 13PAVP E 113 TOSHIBA CARRIER CORPORATION 23 17 TAKANAWA 3 CHOME MINATOKU TOKYO 108 0074 JAPAN Copyright 2009 TOSHIBA CARRIER CORPORATION All Rights Reserved
60. Description erter deeem ce Ere RO ORA AN eR T bd aed ede dte Ere S 44 8 12 3 Operations zn Asea Pewee hex ura pe hid ng kn od eda FERRY hid ard Red his 45 8 13 Discharge Temperature Control 45 821391 PUIDOSO east sr EE RARE PEPERIT RE a Rs T RUE 45 8 13 2 Operation ese eru een EEG iae ex Ex RII A DR RU Mee ee 45 8 14 Pulse Motor Valve PMV Control 46 8 15 Clean Operation 1 2x eee akal kakak k wigan Wiha aw OK R BEK ARR SEN OP RU R eure needa einn 46 8 15 1 Org ovis esi A GR ee E er SR NU de en E 46 8 15 2 ele te NEE 46 8 15 3 Setting the Clean Operation Cancel 47 8 15 4 Setting the Clean Operation 47 8 16 Select Switch on Remote Controller llli eh 48 8 16 1 Purpose oan nnen a NR dE ADR e C Rae RAR ace A aR eee aNd Ro A 48 8216 2 DESCHPUON moie oye th oie ep paced EG e ache eons ag de in wid ee i ee ea 48 E ODIN al eich acts tears athe EE Sige a ae ee ae 48 8 16 4 Setting the Remote Controller aen 48 8 17 Set Temperature Correction aan 49 Bell PUIDOSO compa ti SEELEN 49 8 17 2 Description k idle Pee Re ee arte ee ede de ar iere EARS 49 8 18 Outdoor Quiet Control 50 8 18 1 Purpose craciau las taki e kaa hh hh 50 8 18 2 Description uoce b a S ie PH eae NUS PW E E ed EE 50 06 10 09 lee 50 8 19 8 C HEAT Operation CND Model Only 50 8 19 1 Start 8 C HEAT Operation When the Air Conditioner is Stopped 50 8 19 2 Start 8 C HEAT Operation When the Air C
61. E ND 10PAVP E ND 50rps 13PAVP E ND 16PAVP E ND 18PAVP E ND GI uso EGO SIS G F I SIS BAIN G O O AlGAlI N a asa 3 In Heating Operation lt 31 Compressor speed rps TO 2 10 C TO 25C TO 2 5C TO lt 5 C TO2 10 C TO25C TO2 5 C TO 5 C When TO is abnormal HF 40rps 07PAVP E ND 10PAVP E ND 50rps 13PAVP E ND 16PAVP E ND 18PAVP E ND 37 High Wall Heat Pump Type Outdoor fan speed rpm 07PAVP E 07PAVP ND 10PAVP E 10PAVP ND 13PAVP E 13PAVP ND 16PAVP E 16PAVP ND 18PAVP E 18PAVP ND T M O O D ISISI NISIA s o n o 1 The operation command sent from the remote controller is processed by the indoor unit controller and transferred to the controller of the outdoor unit When strong wind blows at outdoor side the operation of air conditioner continues with the fan motor stopped Whether the fan is locked or not is detected and the operation of air conditioner stops and an alarm is displayed if the fan is locked According to each operation mode by the conditions of outdoor temperature TO and compressor revolution the speed of the outdoor fan shown in the table is selected 38 8 5 Service Manual Capacity Control The coolin
62. Li sent to indoor side from continues trouble is Check connecting cable and correct if J l l J l l operation started detected on defective wiring serial signal a 1 Defective wiring of Return serial M connecting cable signal and Check 25A fuse of inverter P C board 2 Operation of normal status Check 6 3A fuse of connecting cable mi nce mou when signal is of inverter unit and outdoor unit p ES 2 To display Other block during shortage Gas leak operation check compressor thermo operation and supply gas check gas leak also 3 Unit operates normally during check If return serial signal does not stop between indoor terminal board 2 and 3 replace inverter P C board If signal stops between indoor terminal board 2 and 3 replace indoor P C board V1 Outdoor Inverter over current All off _ Displayed when Even if trying operation again all P C board II protective circuit operates error is detected operations stop immediately KEE ee 4 Short time Replace P C board Position detect circuiterror All off Displayed when 1 Even if connecting lead wire of or short circuit between error is detected compressor is removed position detect Winidings of compressor circuit error occurred L Replace P C board tht 2 Measure resistance between wires of compressor and perform short circuit Replace compressor v Current detect circuit error All off Displayed when Even if trying operation ag
63. P E ND 07 10 13 16 18PKVP E 222 43044873 REFRIGERATION CYCLE ASSY 249 43088224 OWNER S MANUAL 16 18PKVP E ND 07 10 13 16 18PKVP ND 223 43049784 SPRING 250 43088210 OWNER S MANUAL CD ROM 109 High Wall Heat Pump Type 12 2 Microcomputer P C Board RAS 07PKVP E RAS 10PKVP E RAS 13PKVP E RAS 16PKVP E RAS 18PKVP E RAS 07PKVP ND RAS 10PKVP ND RAS 13PKVP ND RAS 16PKVP ND RAS 18PKVP ND The parts in the following parts list are conformed to RoHS 402 403 411 412 413 414 415 406 407 408 409 410 416 Therefore be sure to use the following parts for repairing and replacing 401 Service Manual Location Location No Part No Description No Part No Description 401 4306A132 TERMINAL BLOCK 3P 409 4306V130 PC BOARD ASSY 16PKVP E 402 43050425 SENSOR ASSY SERVICE 410 4306V131 PC BOARD ASSY 18PKVP E 403 43050426 SENSOR SERVICE 411 4306V132 PC BOARD ASSY 07PKVP ND 404 4306V137 PC BOARD ASSY WRS LED 412 4306V133 PC BOARD ASSY 10PKVP ND 405 43051349 SWITCH ASSY MICRO 413 4306V134 PC BOARD ASSY 13PKVP ND 406 4306V127 PC BOARD ASSY 07PKVP E 414 4306V135 PC BOARD ASSY 16PKVP ND 407 4306V128 PC BOARD ASSY 10PKVP E 415 4306V136 PC BOARD ASSY 18PKVP ND 408 4306V129 PC BOARD ASSY 13PKVP E 416 43067115 CLAMP CORD 110 High Wall Heat Pump Type Servi
64. T amp U S amp 1 of product 20 88 5 o 1 Detailed A leg part o q e 0 28 ens A 5 Drain hole 108 125 ba S 11 2 dia 7 hole Drain long hole S e Outside line 166 448 5 of product ei X UE H A4 5 600 Detailed B leg part S 22 ak C i 25 ia gt guard Mounting dimensions of anchor bolt 600 2 dia 11 x 14 U shape hole for dia 8 10 anchor bolt Intake When installing the outdoor unit leave open in at least two of directions A B C and D shown in the figure below Vi or more 250 or more A 100 or more Outside line of product 2 dia 11 x 14 Outlet 23 Minimum distance from wall long hole for dia 8 10 anchor bolt High Wall Heat Pump Type Service Manual RAS 13PAVP E RAS 16PAVP E RAS 18PAVP E RAS 13PAVP ND RAS 16PAVP ND RAS 18PAVP ND dia 11 14U shape hole TT For dia 8 10 anchor bolt A leg part 600 90 Aa ds amp 2 al ae ae 2 3 5 E 5
65. TOSHIBA Leading Innovation gt gt gt AIR CONDITIONER SPLIT TYPE SERVICE MANUAL Model name Indoor Unit lt High Wall Heat Pump Type gt Standard Type RAS 07PKVP E RAS 10PKVP E RAS 13PKVP E RAS 16PKVP E RAS 18PKVP E North Europe Type Outdoor Unit lt Heat Pump Type gt Standard Type RAS 07PAVP E RAS 10PAVP E RAS 13PAVP E RAS 16PAVP E RAS 18PAVP E North Europe Type FILE NO A08 010 RAS 07PKVP ND RAS 10PKVP ND RAS 13PKVP ND RAS 16PKVP ND RAS 18PKVP ND RAS 07PAVP ND RAS 10PAVP ND RAS 13PAVP ND RAS 16PAVP ND RAS 18PAVP ND EN KY TOSI Y gt i E High Wall Heat Pump Type Service Manual Contents SAFETY PRECAUTIONS En Ee ame ben RR t 7e eee e cu RS 5 T SPECIFICATIONS 2 tee a dein aw ale dee tcr dateerden ue Se Bad 8 2 REFRIGERANT R410A ar Ee ER a a UR ena ee AR 13 3 CONSTRUCTION VIEWS EE 22 4 WIRING DIAGRAM BETEN eee eee eee 25 5 SPECIFICATIONS OF ELECTRICAL PARTS 00200 2c cece eee eee 26 6 REFRIGERANT CYCLE DIAGRAM cece eee eee 27 7 CONTROL BLOCK DIAGRAM 2ssnvnnnnnnnnnnnnnnnnnnnnnnn nn 29 8 OPERATION DESCRIPTION 2ssnnnnnnnnnnnnnnnnnnnnnnnnn nn 31 8 1 Outline of Air Conditioner Control 31 8 1 1 Role of Indoor Unit Controller llli III 31 8 1 2 Role of outdoor unit controller llle 31 8 1 3 Contents of Operation Command Signal Serial Signal 2 1 2s sarana 32 8 2 Basic Operation 26 6 s
66. This function also controls drive circuit of the compressor speed so that electric power of the compressor drive circuit does not exceed the specified value Outdoor unit inverter main circuit control current Outdoor temp TO Setup of current release point Reduce compressor speed Current decrease Operating current Setup value YES Capacity control continues Cooling current release value Heating current release value 07PAVP E 13PAVP E 07PAVP ND 13PAVP ND 10PAVP E 16PAVP E 10PAVP ND 16PAVP ND 18PAVP E 18PAVP ND Outdoor temp 13PAVP E 13PAVP ND 16PAVP E 16PAVP ND 18PAVP E 18PAVP ND 07PAVP E 07PAVP ND 10PAVP E 10PAVP ND 50 C STO 45 STO 50 C 40 C STO 45 C 16 C STO 40 C 11 C STO lt 16 C 5 C STO 11 C TO 5 C 1 The input current of the outdoor unit is detected in the inverter section of the outdoor unit 2 According to the detected outdoor temperature the specified value of the current is selected 3 Whether the current value exceeds the specified value or not is judged If the current value exceeds the specified value this function reduces the compressor 4 speed and controls speed up to the closest one commanded from the indoor unit within the range which does not exceed the specified value 39 Service Manual 8 7 Release Protective control by Temperature of Indoor Heat Exc
67. Weight kg 1 15 Wiring Power cord 3 Wires includes earth line Outdoor connection Connecting cable 4 Wires includes earth line Usable temperature Indoor Cooling Heating C 21 32 0 28 range Outdoor Cooling Heating C 10 46 15 24 nstallation plate 1 Wireless remote controller 1 Batteries 2 Indoor unit Remote controller holder 1 Accessory Mounting screw 7 4 x 25L Remote controller holder mounting screw 2 3 1 x 16L nstallation manual 1 Owner s manual 1 Outdoor unit Drain nipple 1 Water proof rubber cap 2 The specifications may be subject to change without notice for purpose of improvement Service Manual Service Manual LI I High Wall Heat Pump Type 1 2 Operation Characteristic Curve RAS 07PKVP E ND Cooling Heating 9 9 Conditions Conditions 8 H Indoor DB27 C WB19 C 8 H Indoor DB20 C Outdoor DB35 C Outdoor DB7 C WB6 C 7 H Airflow High 7 Airflow High J Pipe length 5m Pipe length 5m 6 om T T z5 5 o S a 2 cylinder 3 4 2 cylinder i 3 E operation ig 240V 3 operation Zi 2 2 T Be 1 1 cylinder REP at ae a ee a c 0 10 20 30 40 50 60 70 80 90 100 110 S 10 20 30 40 50 60 70 80 90 100 110 Compressor speed rps Compressor speed rps RAS 10PKVP E ND Cooling Heating Current A Conditions i Indoor DB27 C WB19 C Outdoor DB35 C J Airflow High J Pipe length 5m 22 cylinder K d operation d
68. Y Air conditioner air purifier operation Air purifying operation 44 1 Fan speed at Fan Auto mode Wi WA 8 1 8 12 2 Description Error is determined to have occurred indicated by the PURE indicator Orange in the following two cases 1 When the panel switch has been set to OFF by the opening of the air inlet grill etc 2 When an abnormal discharge caused by a symptom such as the build up of dirt has been detected while the air purifier is ON NOTE The above case 1 or 2 is deemed to have occurred when the action concerned continues for more than one second Fan speed level Hi Power 5 30 min High Wall Heat Pump Type 8 12 3 Operation The sequence that PURE indicator Orange is turned on are described in the following flowchart 1 Ifthe air purifying error input was detected by 5 times or under turn on the purifier again approx 10 minutes after and judge it again If the air purifying error input was detected by 5 times or more and 1000 H timer counts up determine the error and turn on the PURE indicator Orange The FILTER indicator keeps lighting even if the operation is stopped by the remote controller The timer is stored in memory of the microcomputer and the operation time is cleared by filter RESET button on the indoor unit FILTER indicator goes off Y D Air purifying operation Operation indicator ON PURE indicator Blue ON Hl Air purifier
69. ain all error is detected operations stop immediately l Replace P C board 78 High Wall Heat Pump Type _ Service Manual Block distinction Operation of diagnosis function Air Judgment and action Check Block Check Cause of operation conditioner Remarks 9 code code status ml Outdoor Being out of place All off Displayed when 1 Check sensors TE TS 1 disconnection or short error is detected 2 Check P C board LI L P C board Ly circuit of the outdoor heat l i exchanger sensor TE or suction temp sensor TS Disconnection or short All off Displayed when 1 Check discharge temp sensor TD Ll circuit of discharge temp error is detected 2 Check P C board l l sensor Outdoor fan drive system All off Displayed when Position detect error over current l error error is detected protective operation of outdoor fan drive l Vl system fan lock etc Replace P C board or fan motor Not Being out of place Operation 1 Check outdoor temp sensor TO displaved l disconnection or short continues 2 Check P C board p ayec l Vl circuit of the outdoor temp sensor TO Outdoor y Comprossor drive output All off _ Displayed when 1 Check power voltage P C board error Compressor error error is detected 220 230 240 V 10 J con Ee 2 Overload operation of refrigeration cycle Check installation conditio
70. at exchanger Compressor condition C e a pressure pipe temp Pe macs nace revolution Indoor Outdoor P MPa T1 C T2 C rps 07PKVP E 07PKVP ND 1 8 to 2 0 32 to 34 2104 High High 35 10PKVP E 10PKVP ND 2 0 to 2 2 35 to 37 2104 High High 45 13PKVP E i 20 7 6 13PKVP ND 2 2 to 2 4 38 to 41 2to4 High High 60 16PKVP E i 16PKVP ND 2 5 to 2 7 43 to 46 1 to 3 High High 85 18PKVP E i i 18PKVP ND 2 6 to 2 8 44 to 47 1 to 3 High High 93 NOTE Measure surface temperature of heat exchanger pipe around centre of heat exchanger path U bent Thermistor thermometer Connecting piping condition 5 m 28 High Wall Heat Pump Type Service Manual CONTROL BLOCK DIAGRAM 7 1 Indoor Unit RAS 07PKVP E RAS 10PKVP E RAS 13PKVP E RAS 16PKVP E RAS 18PKVP E RAS 07PKVP ND RAS 10PKVP ND RAS 13PKVP ND RAS 16PKVP ND RAS 18PKVP ND Humidity S EL Ene en ae dia sensor CU Indoor Unit Control Unit Heat Exchanger Sensor TCj i Functions i otor Heat Exchanger Sensor TC Cold draft preventing Function e 3 minute Delay at Restart for Louver Motor Room Temperature Sensor TA Compressor y Drive Control Infrared Rays Signal Receiver Fan Motor Starting Control F and Indication M EU EEE EEE MERERI Processing Temperature Processing Initializing Circuit Crit Indoor Fan Motor Clock Frequency Serial Sianal er Oscillator Circuit Serial Signal Communication _ Clean Function FFF ELLA pues Power Supply Cir
71. ate YES Is it possible to detect DC 1V or more between 5 and 3 of motor connector CN301 NO Peplace indoor fan motor Is it possible to detect DC 310 340V between 1 and 3 of motor connector CN301 NO Turn off indoor unit and remove connector from motor Then push START STOP button on remote controller to stop flashing lamp on indoor unit Motor connection condition Is it possible to detect DC 15V between 4 and 3 of motor connector CN301 Is it possible to detect DC 15V between 4 and 3 of motor connector CN301 Change airflow level Peplace main P C board to HIGH Start to operate the indoor unit in except heating operation Turn off indoor unit and At this time is it possible to remove connector from motor Then start to operate indoor eier DO 1Y ee unit with remote controller connector CN301 Start to operate the indoor unit in except heating operation At this time is it possible to detect DC 1V or more between 5 and im of motor connector CN301 Check this condition within 15 seconds after starting unit Is it possible to NO change airflow level to HIGH YES Is it possible to rotate cross flow fan by hand properly Peplace bearing
72. ature indicator adjoining rooms both units may start and stop at Indicates the temperature setting 17 C to 30 C the same time when the remote controller is 4 PURE indicator operated This can be prevented by setting the Shows that the electrical air purifying operation is in progress FAN speed indicator Indicates the selected fan speed AUTO or five fan speed levels LOW _ LOW MED ws MED an HIGH mm can be shown Indicates AUTO when the operating mode is either AUTO or Dry TIMER and clock time indicator The time setting for timer operation or the clock time is indicated The current time is always indicated except during TIMER operation Hi POWER indicator Indicates when Hi POWER operation starts Press the Hi POWER button to start and press it again to stop operation 55 switching function so that each indoor unit is operated only by the corresponding remote controller To use the remote controller switching function refer to 8 16 High Wall Heat Pump Type 8 23 Hi POWER Mode When Hi POWER button is pushed while the indoor unit is in Auto Cooling or Heating operation Hi POWER mark is indicated on the display of the remote controller and the unit operates according to the present operation mode as described below 8 23 1 In Automatic Operation The preset temperature changes according to the operation mode selected In the Cooling operation the preset temperature drops by 1 C In t
73. aws 2 As shown below connect the discharge resistance approx 100Q40W or plug of the soldering iron to voltage between terminals of the C08 CAUTION HIGH VOLTAGE is indicated electrolytic capacitor 500uF 400V on P C board and then perform discharging Fig 10 2 1 COSTER Inverter cover P C board Soldered surface Discharging position m Discharging period 10 seconds or more High Wall Heat Pump Type Service Manual 10 3 First Confirmation 10 3 1 Confirmation of Power Supply Confirm that the power breaker operates ON normally 10 3 2 Confirmation of Power Voltage Confirm that power voltage is AC 220 230 240 10 If power voltage is not in this range the unit may not operate normally 10 3 3 Operation Which is not a Trouble Program Operation For controlling the air conditioner the program operations are built in the microcomputer as described in the following table If a claim is made for running operation check whether or not it meets to the contents in the following table When it does we inform you that it is not trouble of equipment but it is indispensable for controlling and maintaining of air conditioner Table 10 1 1 No Operation of air conditioner Description When power breaker is turned ON the operation The OPERATION lamp of the indoor unit flashes when 1 indicator Green of the indoor unit flashes power source is tur
74. between room temperature and the setup temperature as shown below In DRY operation fan speed is controlled in order to prevent lowering of the room temperature Zone Compressor speed rps Fan Time 07 10 13 16 18 Speed correction PKVP PKVP PKVP PKVP PKVP 5 15 1 zone 10 10 10 10 10 WA 0 1 zone min 1 Fo orr oFF OFF OFF OFF 1 Detects the room temperature TA when the DRY operation started Starts operation under conditions in the above figure according to the temperature difference between the room temperature and the setup temperature Tsc Setup temperature Tsc Set temperature on remote controller Ts 1 5 to 2 0 When the room temperature is lower 2 C or less than the setup temperature turn off the compressor 4 The time correction is performed every 8 minutes 2 34 Service Manual 8 3 Indoor Fan Motor Control 8 3 1 In Cooling Operation This operation controls the fan speed at indoor unit side The indoor fan cross flow fan is operated by the phase control induction motor The fan rotates in 5 stages in MANUAL mode and in 5 stages in AUTO mode respectively Table 1 Symbols UH Ultra High H High M Medium M Medium L Low L Low L Low UL Ultra Low SUL Super Ultra Low Fig 1 AUTO Fan speed Hi Power W8 L M 2 WC M H 2 WE W7 L M 2 WA M H 2
75. binet left so pull up the front cabinet to remove it Attachment 1 Insert the front left claw into the side cabinet left 2 Hook the bottom part on the front right side to the concave of the bottom plate Insert the claw of the side cabinet right into the rectangular hole in the front cabinet 3 Install the removed screws to their original positions Screw for the front cabinet and the side cabinet right Claw Rectangular hole 101 Service Manual 11 3 3 Control Board Assembly Detachment 1 Perform all steps of detachment in 11 3 1 Common Procedure 2 Remove the screws ST1T 4 x 8L 2 pcs fixing the front cabinet and the inverter cover Inverter cover Control P C board solder side NOTE Detach the inverter cover in this state which enables you to check the control P C board f there is not enough space above the upper cabinet perform step 11 3 2 Front Cabinet N CAUTION Be very careful when checking the control P C board because high voltage circuit is mounted on it 3 Discharge the control P C board Connect a discharging resistor approx 100Q 40W between the and terminals of electrolytic capacitors C08 C09 and C10 on the board or by contacti
76. cc Do not put the drain hose end into water Do not form the drain hose into a waved shape R T SSIS K Do not put the drain hose end in a drainage ditch 2 Put water in the drain pan and make sure that the water is being drained outside 64 Service Manual 3 When connecting extension drain hose insulate the connection part of extension drain hose with shield pipe Shield pipe g El Extension drain hose Drain hose Inside the room NCAUTION Install the drain pipe for proper drainage Improper drainage can result in water dripping inside the room This air conditioner has been designed to drain water collected from condensation which forms on the back of the indoor unit to the drain pan Therefore do not locate the power cord and other parts at a height above the drain guide Wall Drain guide Space for pipes High Wall Heat Pump Type 9 4 Installation of Outdoor Unit 9 4 1 Installation Location A place which provides enough space around the outdoor unit as shown in the diagram A place which can bear the weight of the outdoor unit and does not allow an increase in noise level and vibration A place where the operation noise and discharged air do not disturb neighbours A place which is not exposed to a strong wind A place free of combustible gases A place wh
77. ce Manual 12 3 Outdoor Unit RAS 07PAVP E RAS 10PAVP E RAS 13PAVP E RAS 16PAVP E RAS 18PAVP E RAS 07PAVP ND RAS 10PAVP ND RAS 13PAVP ND RAS 16PAVP ND RAS 18PAVP ND 12 01 06 T in 41 45 FLAG SLEEVE 32 37 46 rez H F 9j 81 Weed 4 Be A 48 51 11 H a A am 16 19 22 25 26 O D 9 52mm 15 18 21 24 26 44 D 38 6 35mm 14 17 20 23 111 High Wall Heat Pump Type _ Service Manual RAS 07PAVP E RAS 10PAVP E RAS 13PAVP E RAS 16PAVP E RAS 18PAVP E RAS 07PAVP ND RAS 10PAVP ND RAS 13PAVP ND RAS 16PAVP ND RAS 18PAVP ND The parts in the following parts list are conformed to RoHS Therefore be sure to use the following parts for repairing and replacing on Part No Description To on Part No Description 01 43005657 CABI FRONT 24 43047680 CAP VALVE PACKED 9 52 02 43005642 CABINET UPPER 07 10 18PAVP E ND 03 43005774 CABINET SIDE RIGHT 25 43047659 CAP VALVE PACKED 12 7 04 43005679 CABINET SIDE LEFT 07 10PAVP E ND 16 18PAVP E ND 05 43005634 CABINET SIDE LEFT 26 43047674 CAP CHARGE PORT 13 16 18PAVP E ND 27 43046451 VALVE 4 WAY STF 0218G 06 4301V088 GUARD FAN 28 43046482 COIL SOLENOID VHV 01AZ53
78. ck the unit with all 52 check codes DI to 33 as shown in 2 Table 10 6 1 Push ON A or OFF w button to change the check code backward If there is a fault the indoor unit will beep for 10 seconds Beep Beep Beep Note the check code on the display of the remote controller 2 digits alphanumeric will be indicated on the display All indicators on the indoor unit will flash 5 times per 1 sec Alphanumeric characters are used for the check codes 7 is is 3 Push START STOP button to release the service mode r E C d i D The display of the remote controller returns to as it was before service mode was engaged 4 Time shortening method 1 Push SET button while pushing CHECK button 2 Push START STOP button 77 High Wall Heat Pump Type 10 6 2 Check Code 1 After servicing push the START STOP button to return to the normal mode 2 After servicing by the check code turn off breaker of the power supply and turn on breaker of the power supply again so that memory in the microcomputer returns the initial status However the check codes are not deleted even if the power supply is turned off because they are stored in the fixed memory 3 After servicing push CLR button under check mode status and then send the check code 7F to the indoor unit The error code stored in memory is cleared Table 10 6 1 Service Manual
79. cking procedure Room temp TA sensor Disconnect the connector and measure the resistance value with tester Heat exchanger TC sensor Normal temp Heat exchanger TCj sensor TA TC TCj kQ 2 Remote controller Refer to 10 7 5 Troubleshooting for Remote Controller Louver motor right left Measure the resistance value of each winding coil by using the tester Horizontal Under normal temperature 25 C MP24Z3N Position Resistance value 3 250 200 Louver motor Moving panel Measure the resistance value of each winding coil by using the tester MP24Z4N Under normal temp 25 C White Position Resistance value 4 Yellow Yellow 200 200 Yellow Yellow 5 Indoor fan motor Refer to 10 7 3 Only the Indoor Motor Fan Does not Operate and 10 7 4 Indoor Fan Motor Automatically Starts to Spin by Turning on Power Supply in 10 7 10 11 3 Outdoor Unit No Part name Checking procedure Compressor Measure the resistance value of each winding by using the tester Model DA111A1FD 21F Red Position Resistance value Red White White Black 1 24 to 1 380 Black Red White Black Under 20 C Outdoor fan motor Measure the resistance value of winding by using the tester Model ICF 140 43 4R Red Position Resistance value 2 Red White 20 to 220 White Black 20 to 220 Black Red 20 to 220 White Black Under 20 C 4 way valve coil Cooling Measure the resistance value of windin
80. collector ionizer ionized wire units dirty Is an abnormal sound cracking noise heard from the electrode YES 86 Replace micro switch Service Manual LZ To item Power supply is not turned on Replace the main P C board MCC5068 Conduction check of micro switch M Push the switch ON Release the switch OFF To item Only indoor fan does not operate Replace the main P C board MCC5068 How to check output of the air purifier Caution on High Voltage gt High voltage tester Heat exchanger Be sure not to come to contact to the gray not to touch the ionized cables Replace the high voltage generator No trouble High Wall Heat Pump Type 10 10 Diagnose Trouble in Outdoor Unit Table 10 10 1 Service Manual Pp Replace outdoor fan motor Diagnosis Process flowchart Item Contents Summary Preparation Turn OFF the power supply Remove connector breaker and remove 3P connector of compressor which connects inverter and compressor If fuse was blown be sure to check the electrolytic capacitor and diode Check 25A fuse Check e Check whether 25A fuse on the bock g P Part No F01 control board assembly is blown DBO1 or not Replace fuse FO1 Check Connect discharge resistance Check approx 1002 40W or solder
81. cuit Em Micro Switch Converter D C circuit Noise Filter Serial Signal Transmitter Receiver i L A ae Ge Serial Signal Communication 220 230V 60Hz Operation Command and Information Remote Controller Remote Controller Infrared Rays 36 7kHz wem Operation START STOP AUTO COOL DRY HEAT Sab ON TIMER Setting OFF TIMER Setting Louver AUTO Swing B L ouver Direction Setting SLEEP MODE a Hi POWER S pP r 8 C ND model only 29 Service Manual RAS 18PAVP E E E RAS 16PAVP RAS 07PAVP ND RAS 10PAVP ND RAS 13PAVP ND RAS 16PAVP ND RAS 18PAVP ND RAS 07PAVP E RAS 10PAVP E RAS 13PAVP High Wall Heat Pump Type 7 2 Outdoor Unit Inverter Assembly Bulyoyims Buryoyms JepujAo dwog Buneeu Buroo Ajuo jopou GN Jojeou MNT roles Fale uonueAeJd HUN 10144400 OIN CY OIN 929914 BAIA 1010 N eS nd Ar IWd 1 ov 90 HNJ NW d 140 HNO Jossaidu09 Aejoy HINDI JAU Aejay Jojow ue J ov 90 mi ga Ov Josuas 1934 JoopinO JoueAu JOUOAUOD 1ueuno indu SION V ZHINZ ynouio KouenbeJj u0I99J102 J0 2eJ DO JOMOd U IH yun JOOPU 0 UOITEDIUNWWOD euBiS INDIO 0J1u09 AJBA Kem p 31 10sues duiei onp ale onuoo duet ebreuosig Jebueuoxe eet JOUOD A W d 199 p uonoun J LI AUOIO v wang o3u09 Aouenbeuj indjno J H AUI OJ U09 U011931109 10j
82. cumulation line Snow accumulation line Holding frame CAUTION Install the outdoor unit in a location where there are no obstructions near its air intake or air outlet When the outdoor unit is installed in a place that is always exposed to strong winds like on the coast or on a high story of a building secure the normal fan operation using a duct or a wind shield Especially in windy areas install the unit to prevent the admission of wind Installation in the following places may result in trouble Do not install the unit in such places A place full of machine oil A saline place such as the coast A place full of sulfide gas A place where high frequency waves are likely to be generated such as from audio equipment welders and medical equipment 9 4 3 Draining the water Holes are provided on the base plate of the outdoor unit to ensure that the defrost water produced during heating operations is drained off efficiently If a centralized drain is required when installing the unit on a balcony or wall follow the steps below to drain off the water 1 Proceed with water proofing by installing the water proof rubber caps 8 in the 2 elongated holes on the base plate of the outdoor unit Install the water proof rubber caps Place four fingers into each cap and insert the caps into the water drain holes by pushing them into place from the underside of the base plate Press down on the out
83. d up to the commanded speed 98 C Operates with speed commanded by the serial signal High Wall Heat Pump Type 8 14 Pulse Motor Valve PMV Control This function controls throttle amount of the refrigerant in the refrigerating cycle According to operating status of the air conditioner this function controls the open degree of valve with an expansion valve with pulse motor Starting up Move to initial position Compressor ON TD release Control SH control PMV open degree control Stop by remote controller Setup value Power OFF SH Super Heat amount TS Temperature of suction pipe of the compressor TC or TE Heat exchanger temperature at evaporation side PMV Pulse Motor Valve Thermo OFF Setup value Setup value 1 When starting the operation move the valve until it fits to the stopper Initialize NOTE In this time Click sound may be heard 2 Adjust the open degree of valve by super heat amount SH control If the discharge temperature was excessively up adjust the open degree of valve so that it is in the range of set temperature Discharge temp control When defrost operation is performed the open degree of PMV is adjusted according to each setup conditions during preparation for defrost or during defrost operation 4 way valve is inversed When turn off the compressor by thermo OFF or STOP by remo
84. de Louver fixture Horizontal air flow louvers Air flow louver Flathead screwdriver Removing the louver fixture Right side 4 After pressing in the right and left connector joints remove the vertical air flow louvres Press in the right side joint first before pressing in the left side joint 9 6 5 Attaching the Vertical Air Flow Louvres 1 Attach the vertical air flow louvres by inserting the connector joints in the order of left right and centre 72 Service Manual 2 Secure the horizontal air flow louvres to the connector joints Louver fixture Horizontal air flow louvers Air flow louver 3 After pressing in the connector joints align the positions of the connector joints and connectors 4 Press the louver fixture downwards to lock it into place 5 After attaching move the louver fixture from side to side to check that the connector joint does not come off High Wall Heat Pump Type Service Manual 1 OTROUBLESHOOTING The pulse motor circuits are mounted to both indoor and outdoor units Therefore diagnose troubles according to the trouble diagnosis procedure as described below Refer to the check points in servicing written on the wiring diagrams attached to the indoor outdoor units Table 10 1 No Troubleshooting Procedure Page No Troubleshooting Procedure Page 1 Precautions When Handling the New Inverter 73 7 Judgment of Trouble by Symptom
85. e concrete cautious contents DOO For general public use Power supply cord of outdoor unit shall be 1 5 mm HO7RN F or 602451EC66 polychloroprene sheathed flexible cord Read this SAFETY PRECAUTIONS carefully before servicing The precautions described below include the important items regarding safety Observe them without fail After the servicing work perform a trial operation to check for any problem Turn off the main power supply switch or breaker before the unit maintenance N CAUTION New Refrigerant Air Conditioner Installation THIS AIR CONDITIONER ADOPTS THE NEW HFC REFRIGERANT R410A WHICH DOES NOT DESTROY OZONE LAYER R410A refrigerant is apt to be affected by impurities such as water oxidizing membrane and oils because the working pressure of R410A refrigerant is approx 1 6 times of refrigerant R22 Accompanied with the adoption of the new refrigerant the refrigeration machine oil has also been changed Therefore during installation work be sure that water dust former refrigerant or refrigeration machine oil does not enter into the new type refrigerant R410A air conditioner circuit To prevent mixing of refrigerant or refrigerating machine oil the sizes of connecting sections of charging port on main unit and installation tools are different from those used for the conventional refrigerant units Accordingly special tools are required for the new refrigerant R410
86. e connector is coupled while holding the fan motor by hand to prevent incompletely it from falling 11 3 8 Compressor Assembly 1 Perform the step of detachment in 11 3 2 Front Cabinet and all the steps in 11 3 3 Control Board Assembly 11 3 4 Outdoor Unit Control P C Board and 11 3 5 Side Cabinet 105 High Wall Heat Pump Type 2 Extract refrigerant gas 3 Remove the partition board ST1T 4 x 8L 3 pcs 4 Remove the sound insulation material and the sensor 5 Remove the screw ST1T 4 x 8L 1 pc fixing the bottom plate and the heat exchanger 6 Remove the screw ST1T 4 x 8L 1 pc fixing the bottom plate and the valve fixing plate 7 Remove the weldment connected to the compressor with a burner REQUIREMENT Be careful not to bring the flame of the burner close to electric components sensors or the compressor This may result in a malfunction 8 Pull up the refrigeration cycle 9 Remove the compressor bolt fixing the compressor to the bottom plate 10 Detach the compressor from the bottom plate 11 Remove the 4 way valve assembly Fig A from the refrigeration cycle NOTE When assemblies the compressor Tighten the compressor bolt to a tightening torque of 4 9N m 50kgf cm Be careful not to get the coil lead wire burned Be careful not to forget to install any sensor When replacing the compressor assembly replace it together with the 4 way valve assembly shown in Fig A Fa
87. eee ea De EUR C es Dp c s AN e ee adn n 32 8 2 1 Operation Control 32 8 2 2 Cooling Heating Operation 33 8 253 AUTO Operations 4 34 zeer ide eae eee daten We RRERR RES eden ee eV eas 33 8 2 4 DRY Operation 34 8 3 Indoor Fan Motor Control 34 8 3 1 In Cooling Operation 34 8 3 2 In Heating Operation 36 8 4 Outdoor Fan Motor Control 37 8 5 Capacity Control ue eae eee e Re ene rie Dr er See PEG ae wh a Dee a e SIE de e 38 8 6 Current Release Control 39 8 7 Release Protective control by Temperature of Indoor Heat Exchanger 39 8 7 1 In Cooling Dry Operation 39 8 7 2 In heating operation eneen 40 8 8 Defrost Control Only in Heating Operation eenen 40 8 8 1 Defrost Operation enen enen eee 40 8 8 2 Finish of Defrost Operation onee n 41 8 8 3 Returning from defrost operation s s sasa eae 41 8 9 Louver Control s e os we beets bee de kare of oe dote lala Ea da UG Re 41 8 9 1 Louver Position saas oan enne a gae ARR hys eee eee be dd Es 41 8 9 2 Air Direction Adjustment a 42 9 9 9 SWING E a veter bene Periodo ce bee ee ed Me Pee aka de OR den 42 8 10 SLEEP MODE Operation 42 High Wall Heat Pump Type Service Manual 8 10 1 Cooling Operation 42 8 10 2 Heating Operation 43 8 11 Temporary Operation 43 8 12 Air Purifying Control vss weg NEE NEEN Obeid REENERT NN ERE ead EE EA 44 B 12 1 ele 44 8 122
88. efore securely tighten the flare pipes which connect the outdoor unit and the indoor unit with the specified tightening torque using a torque wrench If any flare pipe is incorrectly connected it may cause not only a gas leakage but also trouble in the refrigeration cycle 9 4 5 Evacuating After the piping has been connected to the indoor unit perform vacuuming NOTE AIR PURGE Evacuate the air in the connecting pipes and in the indoor unit using a vacuum pump Do not use the refrigerant in the outdoor unit For details see the vacuum pump manual Using a vacuum pump Be sure to use a vacuum pump with counter flow prevention function so that oil inside the pump does not flow back into the air conditioner pipes when the pump stops If oil inside the vacuum pump enters the air conditioner circuit which uses R410A trouble with the refrigeration system may develop 1 Connect the charge hose from the manifold valve to the service port of the gas side packed valve 2 Connect the charge hose to the port of the vacuum pump 67 3 Open fully the low pressure side handle of the gauge manifold valve 4 Operate the vacuum pump to begin evacuating Perform evacuating for about 15 minutes if the piping length is 20 meters 15 minutes for 20 meters assuming a pump capacity of 27 litres per minute Confirm that the compound pressure gauge reading is 101 kPa 76 cmHg Close the low pressure valve handle of gauge
89. ened by time on the reactivation prebentive timer and all display indicators go on for approx 3 seconds when a signal is received If time on the reactivation prebentive timer is not shortened the high voltage is not applied to electrode of the air purifier for approx 1 hour While the air purifier operates check that the fan speed AUTO is not displayed Because the power ON OFF is controlled on the program 3 Be sure not to touch the electric dust collector ionizer or ionized wire unit with human body NO Does the indoor fan rotate YES Does the PURE indicator Blue or the FILTER indicator Orange go on YES Does the PURE indicator go off within 2 seconds after it was ON and does the FILTER indicator Orange go on NO YES Are the electric dust collector and ionizer dried Electrode check Dry the electric dust collector and ionizer NO x o o E o o 2 i o a o YES Referring to the right figure check the high output voltage of the air filter unit E Use an exclusive high voltage tester part or otherwise the tester may be broken YES Is output of the ionizer approx 4 0 kV to 6 3 kV YES Refer to items cleaning and check for the electric dust collector ionizer ionized wire units When the ionized wire is disconnected or when dirt is not cleaned even cleaned replace each unit Are the electric dust
90. equipped with a siphon liquid can be charged without turning it upside down It is necessary for charging refrigerant under condition of liquid because R410A is mixed type of refrigerant Accordingly when charging refrigerant from the refrigerant cylinder to the equipment charge it turning the cylinder upside down if cylinder is not equipped with siphon Fig 2 4 2 Cylinder with siphon Gauge manifold OUTDOOR unit Electronic balance Siphon Fig 2 4 3 Cylinder without siphon Gauge manifold OUTDOOR unit Refrigerant cylinder Electronic balance 19 Service Manual NOTE R410A refrigerant is HFC mixed refrigerant Therefore if it is charged with gas the composition of the charged refrigerant changes and the characteristics of the equipment varies High Wall Heat Pump Type 2 5 Brazing of Pipes 2 5 1 Materials for Brazing Silver brazing filler Silver brazing filler is an alloy mainly composed of silver and copper It is used to join iron copper or copper alloy and is relatively expensive though it excels in solder ability Phosphor bronze brazing filler Phosphor bronze brazing filler is generally used to join copper or copper alloy Low temperature brazing filler Low temperature brazing filler is generally called solder and is an alloy of tin and lead Since it is weak in adhesive strength do not use it for refrigerant pipes REQUIREMENT Phosphor bronze brazing
91. er circumferences of the caps to ensure that they have been inserted tightly Water leaks may result if the caps have not been inserted properly if their outer circumferences lift up or the caps catch on or wedge against something X wW High Wall Heat Pump Type 4 When water still leaks even after performing steps 1 and 2 add caulking material putty or other sealants 8 Water proof rubber caps supplied with the 5 Install the drain nipple 7 and a commercially available drain hose with 16 mm inside diameter and drain off the water For the position where the drain nipple g is installed refer to the installation diagram of the indoor and outdoor units Check that the outdoor unit is horizontal and route the drain hose at a downward sloped angle with very little slack to the hose O Base plate d 7 Drain nipple F poe Commercially available RU drain hose CAUTION Do not use ordinary garden hose which can flatten and prevent drainage 9 4 4 Refrigerant Piping Connection Flaring 1 Cut the pipe with a pipe cutter FR O Obliquity D r Q mane Warp x LE d E 2 Insert a flare nut into the pipe and flare the pipe 66 Service Manual Projection margin in flaring A Unit mm Rigid Clutch type Outer diameter of Conventional tool copper pipe R410A tool used used 6 35 0 to 0 5 1 0 to 1 5 9 52 0 to 0 5
92. er cord 3 Wires includes earth line Outdoor connection Connecting cable 4 Wires includes earth line Usable temperature Indoor Cooling Heating C 21 32 0 28 range Outdoor Cooling Heating C 10 46 15 24 nstallation plate 1 Wireless remote controller 1 Batteries 2 Indoor unit Remote controller holder 1 Mounting screw 7 4 x 25L Accessory Remote controller holder mounting screw 2 93 1 x 16L nstallation manual 1 Owner s manual Drain nipple Outdoor unit Water proof rubber cap 1 1 2 The specifications may be subject to change without notice for purpose of improvement 8 High Wall Heat Pump Type RAS 16PKVP E RAS 18PKVP E RAS 16PAVP E RAS 18PAVP E RAS 16PKVP ND RAS 18PKVP ND RAS 16PAVP ND RAS 18PAVP ND Unit model Indoor RAS 16PKVP E ND RAS 18PKVP E ND Outdoor RAS 16PAVP E ND RAS 18PAVP E ND Cooling capacity kW 45 5 0 Cooling capacity range kW 0 3 5 0 0 3 5 5 Heating capacity kW 5 5 6 0 Heating capacity range KW 0 3 6 5 0 3 6 7 Power supply 1 Ph 50Hz 220 240 V 1 Ph 60Hz 220 230 V Operation mode Cooling Heating Cooling Heating Indoor Running current 220 230 240V A 0 27 0 26 0 25 0
93. erate If the unit is not required to operate at this time push RESET button once more or use the remote controller to turn it off 52 High Wall Heat Pump Type When the unit is operating The unit is in operation Push RESET button for more than 3 seconds The unit stops operating After approx 3 seconds The unit beeps three times If the unit is required to operate at this time push RESET button once more or use the remote controller to turn it on The green indicator is on The green indicator turns off The green indicator flashes for 5 seconds NOTE After restarting the air conditioner by the AUTO RESTART OPERATION the louver swing AUTO operation doesn t resume While the PURE indicator Orange is on the RESET button has the function of air purifier reset button 8 21 2 Cancelling the Auto Restart Function To cancel auto restart function proceed as follows 1 Repeat the setting procedure the unit receives the signal and beeps three times 2 The unit will be required to be turned on with the remote controller after the main power supply is turned off OPERATION TIMER S CLEAN PURE Push RESET button for more than three seconds Less than 10 seconds 53 Service Manual When the unit is stand by Not operating The unit is on standby Push RESET button for more than 3 seconds The
94. erature is obtained during 12 to 25 minutes from start of heating operation Room temperature TA 2 Set temperature Tsc 3 0 or when 25 minutes or more passed from start of heating operation Cooling storage position Louver Directs downward 23 High Wall Heat Pump Type Louver position in dry operation Dry operation Kee Initial setting of Cooling storage position Louver Directs downward 23 1 8 9 2 Air Direction Adjustment Horizontal Inclined Inclined blowing blowing blowing rl Al GA Ar d J Le X Inclined Inclined blowing blowing blowing downward 1574 7347 AIT P de vi The louver position can be arbitrarily set up by pushing FIX button 8 9 3 Swing 1 When pushing SWING button during operation the louver starts swinging 2 Each time you press the SWING button you can change the swing mode Vertical swing Horizontal swing Vertical and Horizontal swing Stop swinging Swing operation is performed in width 35 with the stop position as the centre If the stop position exceeds either upper or lower limit position swing operation is performed in width 35 from the limit which the stop position exceeded 42 Service Manual 8 10 SLEEP MODE Operation 8 10 1 Cooling Operation Compressor speed rps correction fio 25 25 29 10 10 OFF When pushing SLEEP MODE button on
95. erload operation of refrigeration cycle Check installation condition Short circuit of outdoor diffuser V V 4 way valve inverse error Operation 1 Check 4 way valve operation TC sensor value lowered continues Li LI during heating operation 79 High Wall Heat Pump Type Service Manual 10 7 Judgment of Trouble by Symptom 10 7 1 Power of Indoor Unit Does not Turned on Does not Operate Entirely Primary check 1 Is the supply voltage normal 2 3 4 Is the fuse F01 blown NO Turn off power supply once and 5 second later turn it on again Is OPERATION indicator flashing Is it possible to turn on power supply by pushing START STOP button on remote controller YES Unit operates normally Is the normal voltage provided to the outdoor unit Is the crossover cable connected properly YES Does transmission mark on remote controller flash normally and is its signal transmitted properly YES Is fuse FO1 of indoor control board blown Is voltage DC12V or 5V indicated on rear of NO YES Parts R01 R02 DBO1 C01 C03 IC101 and T101 are defective indoor control board normal Is DC310 340V supplied between CN301 1 3 YES N o Parts of a power supply circuit defective Does fan motor connector between CN301 1 3 short circuit o gt Microcomputer p i
96. exclusive use of the air conditioner NOTE e Wire type HO7RN F or 60245IEC66 1 0 mm Make sure the wire length is sufficient before performing wiring work 9 3 4 Wiring Connection Connecting cable Wiring the connecting cable can be carried out without removing the front panel 1 Pull the handles on the bottom of the right and left sides and open the moving panel until it is horizontal Remove the terminal cover and cord clamp Insert the connecting cable or as according to local regulations codes into the pipe hole on the wall Pull the connecting cable through the cable slot on the rear panel so that it protrudes about 15 cm out of the front DV Service Manual 5 Insert the connecting cable fully into the terminal block and secure it tightly with screws Make a loop with the earth wire under the terminal block and secure it with the earth screw 6 Tightening torque 1 2 N m 0 12 kgf m 7 Secure the connecting cable with the cord clamp 8 Attach the terminal cover and moving panel on the indoor unit CAUTION Be sure to refer to the wiring system diagram labelled inside the front panel Check local electrical regulations for any specific wiring instructions or limitations Terminal cover Screw Terminal block Earth wire Connecting cable
97. fluxes generally used for silver brazing are this type It features an increased oxide film removing capability due to the addition of compounds such as potassium fluoride potassium chloride and sodium fluoride to the borax boric acid compound Piping materials for brazing and used brazing filler flux Piping material Used brazing filler Used flux Copper Copper Phosphor copper Do not use Copper Iron Silver Paste flux Iron Iron Silver Vapour flux NOTE Do not enter flux into the refrigeration cycle When chlorine contained in the flux remains within the pipe the lubricating oil deteriorates Therefore use a flux which does not contain chlorine When adding water to the flux use water which does not contain chlorine e g distilled water or ion exchange water Remove the flux after brazing 2 5 3 Brazing As brazing work requires sophisticated techniques experiences based upon a theoretical knowledge it must be performed by a person qualified In order to prevent the oxide film from occurring in the pipe interior during brazing it is effective to proceed with brazing while letting dry Nitrogen gas N2 flow CAUTION Never use gas other than Nitrogen gas High Wall Heat Pump Type Brazing method to prevent oxidation 1 Attach a reducing valve and a flow meter to the Nitrogen gas cylinder 2 Use acopper pipe to direct the piping material and attach a flow meter to
98. g by using the tester heating switching Model VHV 01AZ535A1 3 7 2 0 36 Q Under 20 C Connector White 91 High Wall Heat Pump Type Service Manual Pp ANE No Part name Checking procedure 4 way valve coil Comp Measure the resistance value of winding by using the tester cylinder switching Model VHV 01AZ53581 4 7 2 0 360 2 Connector Red Ze Pulse motor valve coil Measure the resistance value of winding by using the tester Model C12A 80A 1 W sa D COM 5 R v Position Resistance value Red White 30 5 Red Orange Gray Yellow Y G BL Gray Blue COM 2 6 4 Under 20 C Outdoor temperature sensor Disconnect the connector and measure resistance value with the tester TO discharge temperature Normal temperature sensor TD suction temperature sensor TS 6 outdoor heat exchanger temperature sensor TE SS E SS T 5 TA TD kQ 2 7 TO TS TE kQ 20 4 12 6 10 0 8 0 5 2 3 5 10 11 4 Checking Method for Each Part No Part name Checking procedure Electrolytic capacitor For boost smoothing Turn OFF the power supply breaker Discharge all three capacitors completely Check that safety valve at the bottom of capacitor is not broken Check that vessel is not swollen or exploded Check that electrolytic liquid does not blow off 1 2 3 4 5 6 Check that the normal charging characteristics
99. g or heating capacity depending on the load is adju sted According to difference between the setup value of tempe rature and the room temperature the capacity is adjusted by the compressor revolution Set temperature Ts 1 Indoor unit Room temperature TA Remote controller Correction of Hz signal Detection of electromotive force of compressor motor winding Detection of motor speed and rotor position Correction value of Hz signal xOperating Hz Inverter output change Commutation timing change Change of compressor speed The difference between set temperature on remote controller Ts and room temperature TA is calculated According to the temperature difference the correction value of Hz signal which determines the compressor speed is set up The rotating position and speed of the motor are detected by the electromotive force occurred on the motor winding with operation of the compressor According to the difference resulted from comparison of the correction value of Hz signal with the present operation Hz the inverter output and the commutation timing are varied Change the compressor motor speed by outputting power to the compressor The contents of control operation are same in cooling operation and heating operation High Wall Heat Pump Type 8 6 Current Release Control This function prevents troubles on the electronic parts of the compressor driving inverter
100. ger 1 Perform all the steps in 11 1 1 Removing the Front Panel and Moving Panel and 11 1 2 Fixing Frame Assembly Remove the pipe holder at the rear of the unit Remove the two fixing screws 10 mm at the left of the heat exchanger Remove the fixing screw of the heat exchanger fixing holder upper 5 Remove the fixing screw of the heat exchanger fixing holder lower 6 Release the end plate hook and the claw at the right of the heat exchanger pull up the heat exchanger and then remove the fixing holder lower from the guide of the indoor unit 2 3 Se wa 4 gt Pipe holder PH Heat exchanger fixing holder upper i U Heat exchanger fixing holder CAUTION Check that the claw is engaged with the end plate hook and then secure the heat exchanger with screws Service Manual 11 1 7 Fan Motor 1 Perform all the steps in 11 1 1 Removing the Front Panel and Moving Panel and 11 1 3 Electric Parts Cover Detached 2 Loosen the hexagon socket set screw of the cross flow fan from the air outlet 3 Remove the two fixing screws of the motor band right 4 Pull the motor band right and the fan motor out of the unit Hexagon socket set screw Me y Fixing screws Motor band right Motor connector Motor band right Positioning ribs N CAUTION Install the fan motor while positioning it so that the fan motor connector
101. hanger 8 7 1 In Cooling Dry Operation Prevent freezing control for indoor heat exchanger In cooling dry operation the sensor of indoor heat exchanger detects evaporation temperature and controls the compressor speed so that temperature of the heat exchanger does not exceed the specified value Usual cooling capacity control When the value is in Q zone the compressor speed is kept Reduction of compressor speed Indoor heat exchanger temperature 1 When temperature of the indoor heat exchanger drops below 5 C the compressor speed is reduced P zone When temperature of the indoor heat exchanger rises in the range from 6 C to under 7 C the compressor speed is kept Q zone When temperature of the indoor heat exchanger rises to 7 C or higher the capacity control operation returns to the usual control in cooling operation R zone X wW High Wall Heat Pump Type 8 7 2 In heating operation Prevent overpressure control for refrigerating cycle In heating operation the sensor of indoor heat exchanger detects condensation temperature and controls the compressor speed so that temperature of the heat exchanger does not exceed the specified value Reduction of compressor speed P 55 When the value is in Q zone the compressor speed is kept 52 dE Ge Indoor heat exchanger temperature Usual heating capacity control 1 When temperature of the indoor heat exchanger rises
102. harger connector and the earth lead black The earth lead is connected to the heat exchanger with a screw 3 Remove the two screws securing the fixing frame to the rear of the indoor unit 1 Perform all the steps in 11 1 1 Removing the Front Panel and Moving Panel 2 Remove the screw beside the screw that secures the electric parts box assembly 3 Remove the connector cover screws and Fixing frame Screws detach the connector cover 4 While pressing the claw of the lead wire cover in the direction shown in the figure lift the bottom of the lead wire cover to detach it 5 Disconnect the connectors below Louver motor connector 24P for louver Fan motor connector 5P Louver motor connector 5P for movable Air filter panel Minus ion charger connector 4P Picea lone user Earth screw 6 Remove the motor base assembly by releasing Plasma ion charger the claw 7 Remove the earth screw TC sensor and TCj sensor CAUTION When attaching the electric parts assembly Insert the projection at the rear of the indoor unit into the upper hole in the electric parts assembly Check that the fan motor lead wires are connected as shown in the figure When attaching the motor base assembly Before attaching the motor base assembly connect the earth wire and install the TC and TCj sensors 4 While turning the upper part of the fixing frame Insert the bottom of the motor base assembly into the t
103. he Heating operation the preset temperature increases by 2 C 8 23 2 In Cooling Operation Manual The preset temperature drops by 1 C The value of the preset temperature on the remote controller does not change 8 23 3 In Heating operation Manual The preset temperature increases by 2 C The value of the preset temperature on the remote controller does not change NOTE The Hi POWER mode can not be set in Dry operation Release of Hi POWER mode Push Hi POWER button on the remote controller again 56 Service Manual High Wall Heat Pump Type Service Manual 9 INSTALLATION PROCEDURE 9 1 Installation Diagram of Indoor and Outdoor Uunits The indoor unit shall be Hook For the rear left and left installed so that the top of the 70 mm orimore piping indoor unit is positioned at En B Hook 1 eee least 2 m high Also avoid SP ve c plate Wall putting anything on the top of 160 mm or M e ESSERE the indoor unit more R L Gary f 4 7180 mm or S el FY more 5 Mounting screw S GNI yy Insert the cushion between i se the indoor unit and wall and en Q tilt the indoor unit for better 2 m or more installation work Do not allow the drain hose to become slack CAUTION Install in rooms that are 5 m or larger If a leak of refrigerant gas occurs inside the room an oxygen deficiency can occur Cut the piping hole slightl
104. he coast or on a high story of a building secure the normal fan operation using a duct or a wind shield NOTE RAS ND model only Use care to avoid burns A heater is installed on the base plate of the outdoor unit When the outside air temperature is low the heater runs to warm the base plate even if the unit is not operating so that snow does not accumulate inside the outdoor unit Do not use the supplied drain nipple for draining water Drain the water from all the drain holes directly Provide a space of at least 50 cm under the outdoor unit so that the draining water does not freeze and block the drain holes 57 High Wall Heat Pump Type Service Manual 9 2 Optional Parts Accessories and Tools 9 2 1 Optional Installation Parts Part Code Parts name Q ty Refrigerant piping Liquid side Gas side EREECHEN Outer diameter Outer diameter Y RAS 07PKVP E RAS 07PKVP ND iea RAS 10PKVP E RAS 10PKVP ND 6 35 mm 9 52 mm RAS 13PKVP E RAS 13PKVP ND RAS 16PKVP E RAS 16PKVP ND RAS 18PKVP E RAS 18PKVP ND eamm SR Zl Shield pipe for extension drain hose polyethylene foam 8 mm thick 1 Attachment bolt arrangement of outdoor unit 600 Top Elongated drain me Secure the outdoor unit with the attachment bolts and nuts if hole Suction side Si the unit is likely to be exposed to a strong wind 8 El Use dia 8 mm or dia 10 mm anchor bolts and nuts If it is necessa
105. hole Outlet for dia 8 10 anchor bolt 24 High Wall Heat Pump Type Service Manual 4 WIRING DIAGRAM RAS 07PAVP E RAS 10PAVP E RAS 13PAVP E RAS 16PAVP E RAS 18PAVP E RAS 07PKVP E RAS 10PKVP E RAS 13PKVP E RAS 16PKVP E RAS 18PKVP E RAS 07PAVP ND RAS 10PAVP ND RAS 13PAVP ND RAS 16PAVP ND RAS 18PAVP ND RAS 07PKVP ND RAS 10PKVP ND RAS 13PKVP ND RAS 16PKVP ND RAS 18PKVP ND W EE Ze T T FAN MOTOR c SOTEZO TD OTOMO TS x 5 uc us oA x2 FM E og SED sad Sah ole AWAY VALVE iS lt RE o o KU cx W dn COIL FOR oa Seil oa Ee uz cc ro SWITCHING n 98 SEET 3 T Ar J zE AND HEATING OF MA G IE OF HHS ME Baas On E COES YEL ZA CN600 CN601 CN602 CN603 CN300 CN700 P17 P16 CN704 Bes d WHI RED berg ZEN Opere P15r 4 oon Ee P14 e AWAY VALVE Ge SURGE Hor roi SWITCHING PTC j us ITHERMIST eg MOSFET VARISTORZ are E EPIS DIODE C09 co8 Eos Q305 h Ll T25A SE it t FUSE ful SS wen EJ 250V gt Tml Hj i T3 15A F DIODE F Ho Q404 ay P214 BLOCK Jam Se VEL P32 F04 REACTOR Ge 250V iDB02 RELAY
106. hort electric beeps will be heard to inform you that the Auto Restart has been selected 2 To cancel the Auto Restart follow the steps described in the section Auto Restart Function of the Owner s Manual High Wall Heat Pump Type 9 5 4 Select Switch on Remote Controller f two indoor units are installed in the same room or adjoining rooms when the user tries to operate only one unit both units may receive the same remote controller signal and operate This can be prevented by changing one of the indoor units and remote controllers to setting B the default setting for both units is A If the indoor unit and remote controller settings are different the remote controller signal is not accepted Setting the remote controller 1 Slide open the remote controller cover and remove the batteries 2 Cut the jumper wire inside the battery compartment using nippers NOTE The jumper wire should not remain in contact after being cut Also be careful not to let plastic scraps jumper wire cuttings or other debris enter the inside of the remote controller 3 Insert the batteries B appears in the remote controller display Setting the unit 1 Press the RESET button to start automatic operation 2 Press the b button of the remote controller that was set in step 1 to stop the air conditioner This operation will change the setting to B 3 Check that the remote controller operates the indoor unit C
107. ich does not block a passageway When the outdoor unit is to be installed in an elevated position be sure to secure its feet An allowable height level is up to 10 m A place where the drain water does not cause any problems This air conditioner accepts a connection piping length from 2 m to 20 m NOTE There is no need to add refrigerant as long as the length of the connection piping is 15 m or less You will need to add 20 g of refrigerant per meter of added connection piping for installations requiring connection piping to be between 15 m to 20 m Precautions for Adding Refrigerant Use a scale having at least 10 g per index line precision when adding the refrigerant Do not use a bathroom scale or similar instrument Use liquid refrigerant when refilling the refrigerant Since the refrigerant is in liquid form it can fill quickly Therefore perform the filling operation carefully and insert the refrigerant gradually 9 4 2 Precautions about Installation in Regions with Snowfall and Cold Temperatures Do not use the supplied drain nipple for draining water Drain the water from all the drain holes directly To protect the outdoor unit from snow accumulation install a holding frame and attach a snow protection hood and plate Do not use a double stacked design 65 Service Manual Snow protection plate a Snow protection hood Install at least 50 cm Atleast above the snow 50cm ac
108. ilure to do so may result in a failure i Je Partition board 106 Service Manual 11 3 9 Heater for Antifreeze Detachment 1 Perform steps in 11 3 8 Compressor Assembly except for step 6 2 Remove the cord retainer ST1T 4 x 10L 1pc 3 Remove the 12 cord clamps fixing the heater to the bottom plate and detach the heater 4 Attach a new heater to the bottom plate using the cord retainer and cord clamps supplied with the heater assembly for service Part number 375 57 729 Cord clamp 12 locations Bottom plate heater a m d 11 3 10 Fan Guard Detachment 1 Perform the step of detachment in 11 3 2 Front Cabinet REQUIREMENT Perform this work on a corrugated cardboard cloth etc to protect the product from damage 2 Remove the front cabinet and put it with the fan guard facing down 3 Release the hooking claws with a flat blade screwdriver as shown in the fight figure and remove the fan guard Flat blade screwdriver Hooking claw LH High Wall Heat Pump Type Attachment 1 Insert the claws of the fan guard into the holes in the front cabinet Press the hooking claws 9 locations by hand to fix them REQUIREMENT The entire attaching work has been completed Check that all the hooking claws are fixed at their original positions 11 3 11 Pulse Motor Valve Coil lt C12A gt Detachment
109. in the range from 52 C to 55 C the compressor speed is kept Q zone When temperature of the indoor heat exchanger drops in the range from 48 C to under 55 C the compressor speed is kept Q zone When temperature of the indoor heat exchanger rises to 55 C or higher the compressor speed is reduced P zone When temperature of the indoor heat exchanger does not rise to 52 C or when it drops below to 48 C the capacity control operation returns to the usual control in heating operation R zone X 2 Service Manual 8 8 Defrost Control Only in Heating Operation This function removes frost adhered to the outdoor heat exchanger The temperature sensor of the outdoor heat exchanger TE sensor judges the frosting status of the outdoor heat exchanger and the defrost operation is performed with 4 way valve reverse defrost system Start of heating operation Operation time M o iis a nue gg Outdoor heat exchanger temperature H H TEO detection time The minimum value of TE sensor 10 to 15 minutes after start of operation is stored in memory as TEO Table 8 8 1 When TEO TE 2 2 5 continued for 2 minutes in A zone A zone defrost operation starts When the operation continued for 2 minutes in B zone Bzone defrost operation starts When TEO TE gt 3 continued for 2 minutes in C zone C zone defrost operation starts When the operation get into D zone defrost opera
110. ing electrolytic iron plug between terminals capacitor diode of the electrolytic capacitor plock DBO1 500uF of CO8 with printed CAUTION HIGH VOLTAGE on P C board Discharging position Discharging period Check 10 seconds or more Plug of terminal voltage soldering of electrolytic iron capacitor Check electrolytic capacitor diode DBO1 etc Operation Turn on the power breaker and i operate the air conditioner in COOL YES mode by time shortening OK if 500uF gt DC280 to 380V Measurement Measure terminal voltage of the electrolytic capacity Remove CN300 while pushing the 500uF 400WV x 3 part indicated by an arrow because H E CN300 is a connector with lock Remove connector Check After operation turn off the power CN300 of outdoor fan breaker after 2 minutes 20 seconds motor and using a passed and discharge the tester check resistance electrolytic capacitor by soldering value between every Stop iron phases at motor side Check voltage between motor phases Check s not winding between 1 2 2 Measurement 3 or 1 3 opened or short circuited snotframe grounded with 1 2 or 3 Resistance between phases should be approx 55 to 772 Should be 10MQ or more 87 High Wall Heat Pump Type Service Manual Diagnosis Process flowchart Item Contents Summary Replace control board assembly Check compressor
111. inside the battery compartment using nippers t tipowen servos MEMO AV lt gt suna Fix JH FIX ran A A CLOCK RESET Jumper wire NG Cutting direction 1 NCAUTION The jumper wire should not remain in contact after being cut Also be careful not to let plastic scraps jumper wire cuttings or other debris enter the inside of the remote controller 3 Insert the batteries B appears in the remote controller display NOTE Even after the jumper wire has been cut switching between A and B is still possible by pushing the CHECK button and FIX button together The A or B setting which was switched by pushing the CHECK button and FIX A W button together is restored to the setting established prior to the switching when the battery is replaced or the RESET button is pushed When switching between settings A and B always switch the indoor unit board and the remote controller as a pair Otherwise the indoor unit will not accept the remote controller s signals 4 Push the RESET button Indoor unit to start automatic operation High Wall Heat Pump Type 5 Push the b button of the remote controller that was set in step 1 to stop the air conditioner This operation will change the setting to B 6 Check that the remote controller operates the indoor unit 49 Service Manual
112. inter does not return adapter Set the refrigerant cylinder to the electronic balance Open fully both packed valves at liquid and gas connect the connecting hose to the cylinder and the sides connecting port of the electronic balance and charge liquid refrigerant For refrigerant charging see the figure below Place the handle of the gauge manifold Low in the fully opened position and turn on the vacuum pump s power switch Then evacuating the refrigerant in the cycle N CAUTION Never charge refrigerant exceeding the specified amount f the specified amount of refrigerant cannot be charged charge refrigerant bit by bit in COOL mode Do not carry out additional charging When additional charging is carried out if refrigerant leaks the refrigerant composition changes in the refrigeration cycle that is characteristics of the air conditioner changes refrigerant exceeding the specified amount is charged and working pressure in the refrigeration cycle becomes abnormally high pressure and may cause a rupture or personal injury Fig 2 4 1 Configuration of refrigerant charging Water heat exchanger unit Outdoor unit Refrigerant cylinder with siphon Open close valve for charging Service port Electronic balance for refrigerant charging 18 High Wall Heat Pump Type NOTE Be sure to make setting so that liquid can be charged When using a cylinder
113. ion temperature calculation Activation compensation function of indoor fan Cold draft preventive function Timer function Indoor heat exchanger release control e Moving panel motor Louver motor Indoor fan motor Air purifier Outdoor unit Outdoor unit control Compressor speed control of inverter output Waveform composite function Calculation function Temperature calculation AD conversion function Quick heating function Delay function of compressor reactivation Current release function GTr over current preventive function Defrost operation function Compressor Pulse motor valve P M V Freeze prevention heater ND model only 33 Service Manual 8 2 2 Cooling Heating Operation The operations are performed in the following parts by controls according to cooling heating conditions 1 Receiving the operation ON signal of the remote controller the cooling or heating operation signal starts being transferred from the indoor controller to the outdoor unit 2 At the indoor unit side the indoor fan is operated according to the contents of 8 3 Indoor fan motor control and the louver according to the contents of 8 9 Louver control respectively 3 The outdoor unit controls the outdoor fan motor compressor pulse motor valve and 4 way valve according to the operation signal sent from the indoor unit Setup of remote controller Indoor
114. ions 1 2 and 5 8 New tools for R410A New tools for R410A Applicable to R22 model Changes As the working pressure is high it is impossible to measure the nominal dia 1 2 5 8 WE og working pressure using conventional gauges In order to prevent Gauge manifold X cita any other refrigerant from being charged the port diameters have x been changed In order to increase pressure resisting strength hose materials Charge hose x c ST Bn sizes have been changed to 1 2 UNF 20 threads per When purchasing a charge hose be sure to confirm the port size As working pressure is high and gasification speed is fast it is E balance for refrigerant O dey difficult to read the indicated value by means of charging cylinder charging as air bubbles occur Torque wrench The size of opposing flare nuts have been increased Incidentally a common wrench is used for nominal diameters 1 4 and 3 8 Flare tool clutch type By increasing the clamp bar s receiving hole size strength of spring in the tool has been improved Gauge for projection adjustment Used when flare is made by using conventional flare tool Vacuum pump adapter O Connected to conventional vacuum pump It is necessary to use an adapter to prevent vacuum pump oil from flowing back into the charge hose The charge hose connecting part has two ports one is for conventional refrigerant 7 16 UNF 20 threads per inch and the other i
115. ircuited 6 than room temperature CN602 3 The heat exchanger sensor and the P C board are defective Refer to Table 10 6 1 4 The main P C board is defective Connect the motor connector to the motor 1 Check it is impossible to detect the 1 The indoor fan motor is defective ano pg d Gene supply voltage DC 15V between 3 and 4 of the Protected operation of P C board tart the unit the following condition motor terminals 2 The P C board is defective Set the fan speed level to HIGH 3 2 The motor does not operate or the fan 3 The connection of the motor connector is 7 The unit compressor operates pe i K R motor does not rotate with high speed loose continuously in the above condition in No e j 5 But it is possible to receive the signal from the remote controller 3 The motor rotates but vibrates strongly P C Board Layout C03 5V IC801 mm mu mmm mmm LO1 DB01 T101 Sensor characteristic table Resistance value kQ 30 Temperature C TD TA TC TCj TO TE TS 90 Discharge temp sensor Room temp sensor Heat exchanger temp sensor Outdoor temp sensor Outdoor heat exchanger temp sensor Suction temp sensor High Wall Heat Pump Type Service Manual 10 11 2 Indoor Unit Other Parts No Part name Che
116. is necessary For this adjustment a copper pipe gauge etc are necessary Note 2 Charging cylinder for R410A is being currently developed General tools Conventional tools can be used In addition to the above exclusive tools the following equipment which serve also for R22 are necessary as the general tools 1 Vacuum pump 4 Reamer 9 Hole core drill O65 Use vacuum pump by attaching 5 Pipe bender 10 Hexagon wrench vacuum pump adapter 6 Level vial Opposite side 4mm 2 Torque wrench For 46 35 09 52 7 Screwdriver 11 Tape measure 3 Pipe cutter 8 Spanner or Monkey wrench 12 Metal saw Also prepare the following equipment for other installation method and run check 1 Clamp meter 3 Insulation resistance tester 2 Thermometer 4 Electroscope 17 High Wall Heat Pump Type Service Manual 2 4 Recharging Refrigerant When it is necessary to recharge refrigerant charge the specified amount of new refrigerant according to the following steps Recover the refrigerant and check no refrigerant remains in the equipment qup When the compound gauge s pointer has indicated 0 1 Mpa 76 cmHg place the handle Low in the fully closed position and turn off the vacuum pump s power switch Connect the charge hose to packed valve service port at the outdoor unit s gas side Keep the status as it is for 1 to 2 minutes and ensure Connect the charge hose to the vacuum pump that the compound gauge s po
117. ischarger unit and lift the discharger unit to remove it High Wall Heat Pump Type 11 3 Outdoor Unit 11 3 1 Common Procedure REQUIREMENT Wear gloves for this job Otherwise you may injure your hands on the parts etc Detachment 1 Stop operation of the air conditioner and turn off the power breaker 2 Remove the valve cover ST1T 4 x 8L 3 pcs After removing the screws pull down the valve cover to detach it 3 Remove the cord clamp ST2T 4 x 14L 3 pcs 4 Disconnect the connecting cable and power cord 5 Remove the upper cabinet ST1T 4 x BL 5 pcs After removing the screws pull up the upper cabinet to detach it 6 Pull up the fin guard to detach it 7 Remove the water proof cover Upper cabinet Cord clamp Valve cover Valve cover bottom screw Je Bend the right x and left projections of the water proof cover and insert them into the cabinet Put the center projection of the water proof cover on the side cabinet right Align the corners Attach the water proof cover in This area touches the inverter box parallel with and the front cabinet the outdoor unit 100 Service Manual Attachment 1 Attach the water proof cover Bend the right and left projections to the inside of the side cabinet and the front cabinet 2 Attach the centre projection so that it comes on the hand held of the side cabinet right 3 After the water
118. ite CN705 1 2 cylinder switch over valve Connector color Red CN703 CN705 CN704 CN300 CN603 CN601 CN600 C_ CN602 Co CN700 L 1 Solder side REQUIREMENT Connect wires to the correct connectors Failure to do so may result in a malfunction Control P C board base Control P C board 2 Remove the control board assembly from the control P C board base with the heat sink assembled with the control board assembly with screws NOTE Release the four claws on the control P C board base hold the heat sink and then remove the assembly upward 3 Remove the five screws securing the heat sink and the control board assembly 4 Attach a new control board assembly NOTE When attaching the new control board assembly insert the board properly into the board holder groove 104 Service Manual After the board is replaced and accommodated in the inverter box securely clamp the portions that were clamped before replacement with cable ties to prevent wires from touching hot areas or metal edges 11 3 5 Side Cabinet Side cabinet right 1 Perform the step of detachment in 11 3 2 Front Cabinet and all the steps in 11 3 3 Control Board Assembly 2 Remove the screws ST1T 4 x 8L 5 pcs fixing the bottom plate and the packed valve fixing plate Side cabinet left 1 Perform the step of detachment in 11 3 2 Front Cabinet
119. lare processing procedures and precautions 1 Cutting the Pipe By means of a pipe cutter slowly cut the pipe so that it is not deformed 2 Removing Burrs and Chips If the flared section has chips or burrs refrigerant leakage may occur Carefully remove all burrs and clean the cut surface before installation 3 Insertion of Flare Nut 4 Flare Processing Make certain that a clamp bar and copper pipe have been cleaned By means of the clamp bar perform the flare processing correctly Use either a flare tool for R410A or conventional flare tool Fig 2 2 1 Flare processing dimensions differ according to the type of flare tool When using a conventional flare tool be sure to secure dimension A by using a gauge for size adjustment Table 2 2 3 Dimensions related to flare processing for R410A Service Manual Flare processing dimensions Nominal Outer Thickness a z diameter Beleeg mm Flare tool for R410A Conventional flare tool clutch type Clutch type Wing nut type 1 4 6 35 0 8 0 to 0 5 1 0 to 1 5 1 5 to 2 0 3 8 9 52 0 8 0 to 0 5 1 0 to 1 5 1 5 to 2 0 1 2 12 70 0 8 0 to 0 5 1 0 to 1 5 2 0 to 2 5 5 8 15 88 1 0 0 to 0 5 1 0 to 1 5 2 0 to 2 5 Table 2 2 4 Dimensions related to flare processing for R22 A mm Pa diameter V loen Flare tool for R22 Conventional flare tool clutch type Clutch type Wing nut type 1 4 6 35 0 8 0 to 0 5 0 5 to 1 0 1 0 to 1 5 3 8 9 52 0
120. m B and C and item B and a part of item E occur concurrently priority is given to the block of item B The check codes can be confirmed on the remote controller for servicing 76 High Wall Heat Pump Type Service Manual 10 6 Self Diagnosis by Remote Controller Check Code Ifthe lamps are indicating B to E as shown on Table 10 5 1 execute the self diagnosis by the remote controller When the remote controller is set to the service mode the indoor controller diagnoses the operation condition and indicates the information of the self diagnosis on the display of the remote controller with the check codes If a fault is detected all lamps on the indoor unit will flash at 5Hz and it will beep for 10 seconds Beep Beep Beep The timer lamp usually flashes GHz during self diagnosis 10 6 1 Using Remote Controller in Service Mode Fig 10 6 1 1 Push CHECK button with a tip of pencil to set the remote controller to the service mode fit is indicated on the display of the remote controller 2 Push ON A or OFF e button If there is no fault with a code the indoor unit will beep once Beep and the display of the remote controller will change as follows En ASKJAVTOA EN NT Dn iria E LILI 977 HiPOWER S Mada ri rnt H3 d I 4d dl ld dE dj The TIMER indicator of the indoor unit flashes continuously 5 times per 1 sec e Che
121. m indoor unit to outdoor unit is correctly performed based upon the following diagram NOTE Measurement should be performed 2 minutes and 30 seconds after starting of the operation Be sure to prepare a diode for judgment Terminal block at indoor side Red 3 O O S5277G or equivalent G or J type S5277G Diode with rated voltage of 400V White 2 or more is acceptable 1 Terminal block Tester Normal time Voltage swings between DC15 and 60V Inverter Assembly check 10 8 1 Abnormal time Voltage does not vary 10 7 7 Outdoor Unit Stops in a Little While After Operation Started Check procedure Select phenomena described below 1 The outdoor unit stops 10 to 20 minutes after operation started and 10 minutes or more are required to restart the unit Gas circulation amount is down Measure gas pressure Thermo operation of compressor 2 If the unit stops once it does not operate until the power will be turned on again To item of Outdoor unit does not operate 3 The outdoor unit stops 10 minutes to 1 hour after operation started and an alarm is displayed Discharge temp error check code 03 1E Sensor temp error check code 02 1C Gas leak P M V is defective Miswiring of connecting wires of indoor outdoor units Clogging of pipe and coming off of TC sensor Gas shortage Gas leak Pipe clogging Refer to the chart in 10 6 84 High Wall Heat Pump Ty
122. microcomputer and the louver returns to the stored position when the next operation is performed Cooling heating memory position The angle of the louver is indicated as the horizontal angle is 0 When the louver closes fully it directs approx 10 upward Louver anga ozona Louver position in cooling operation Cooling operation AUTO COOL LA LA Cooling storage position Louver Directs downward 34 Initial setting of Cooling storage position Louver Directs downward 23 1 1 When the indoor humidity is high Hu sensor valve 2 70 the compressor speed is 23 rps or more and the position of the louver is less than 29 the louver moves to 29 to prevent the air outlet from dew drop And the louver can t be move to less than 29 When the indoor humidity become low or the compressor speed become less than 23 rps the louver returns to the storage position Louver position in heating operation Heating operation AUTO HEAT VA Powerful lor Initial setting of Heating storage position Louver Directs downward 72 Heating storage position Louver Directs downward 58 SLEEP MODE operation In case that the following temperature is obtained during 12 minutes or 12 to 25 minutes from start of heating operation Room temperature TA lt Set temperature Tsc 3 0 Heating storage position Louver Directs downward 72 In case that the following temp
123. move up the time press A of the OFF button To move down the time press W of the OFF button 10 Reserve button SET Press this button to store the time settings A receiving beep is heard 11 cancel button CLR Press this button to cancel the ON timer and OFF timer A receiving beep is heard 12 High power button Hi POWER Press this button to start high power operation 13 Memory button MEMO Press this button to ready for storing the settings Hold down the button for 3 seconds or more to store the mark is displayed 14 Automatic operation button AUTO Press this button to operate the air conditioner automatically A receiving beep is heard 15 SLEEP MODE button Press this button to start sleep mode 16 my COMFORT button Press this button to operate the air conditioner according to the settings stored using the MEMO button 17 PURE button PURE Press this button to start the electrical air purifying operation Press the button again to stop operation 18 Fan speed button FAN Press this button to select the fan speed When you select AUTO the fan speed is automatically adjusted according to the room temperature You can also manually select the desired fan speed from five available settings LOW _ LOW MED 2m MED mn HIGH mm A receiving beep is heard 19 8 C operation button 8 C Press this button to start the 8 C set temperature heating operation RAS
124. n Short circuit of outdoor diffuser 3 When 20 seconds passed after start up position detect circuit error occurred Replace compressor Trouble on P M V Others Return serial signal has Operation Flashes when 1 Repeat Start and Stop with interval of 1 Alt ww been sent when operation continues trouble is approx 10 to 40 minutes Code is not d s including l started but it is not sent detected on de layed during o EE Supply aas LI l compressor J l I from halfway return serial pray g op PP ges 1 Compressor thermo signal and Check also gas leak operation Gas shortage normal status 2 Unit operates normally during check when signal is If return serial signal does not stop Gas leak reset 2 Instantaneous power between indoor terminal block 2 and 3 failure replace inverter P C board If signal stops between indoor terminal block 2 and 3 replace indoor P C board Compressor does not All off _ Displayed when 1 Trouble on compressor of caren P error is detected 2 Trouble on wiring of compressor J does not operate when a Missed phase specified time passed after compressor had been activated eg Discharge temp exceeded All off Displayed when 1 Check discharge temp sensor TD a 117 C error is detected 2 Gas leakage UL 3 Trouble on P M V Break down of compressor All off Displayed when 1 Check power voltage E error is detected 220 230 240 V 10 I T 2 Ov
125. n 16 A breaker or fuse fuse rating all types can be used Power cord HO7RN F or 60245IEC66 1 5 mm Connecting Wire type HO7RN F or 602451EC66 cable 1 0 mm High Wall Heat Pump Type CAUTION Incorrect wiring connection may cause electrical parts to burn out Be sure to comply with local regulations codes when running the wire from outdoor unit to indoor unit Size of wire and wiring method etc Every wire must be securely connected If incorrect or incomplete wiring is carried out fire or smoke may result Prepare the power supply for the exclusive use of the air conditioner 69 Service Manual 9 5 Test Operation 9 5 1 Gas Leak Test Check the flare nut connections for gas leaks with a gas leak detector and or soapy water Valve cover Check l places for the indoor unit 0 K K Check places for outdoor unit 9 5 2 Test Operation To test the system press and hold RESET button for 10 sec There will be one short beep OPERATION TIMER S CLEAN 9 C RESET RESET button RW q 9 5 3 Setting the Auto Restart This product is designed so that after a power failure it can restart automatically in the same operating mode as before the power failure NOTE The product was shipped with Auto Restart function in the OFF position Turn it ON as required 1 Press and hold the RESET button for about 3 seconds After 3 seconds three s
126. n TO sensor is defective or the air conditioner is in cooling operation heater output is turned off Service Manual 8 21 Auto Restart Function This indoor unit is equipped with an automatic restarting function which allows the unit to restart operating with the set operating conditions in the event of a power supply being accidentally shut down The operation will resume without warning three minutes after power is restored This function is not set to work when shipped from the factory Therefore it is necessary to set it to work 8 21 1 Setting the Auto Restart Function To set the auto restart function proceed as follows 1 The power supply to the unit must be on the function will not set if the power is off 2 Push the RESET button located in the centre of the front panel continuously for three seconds 3 The unit receives the signal and beeps three times 4 The unit then restarts operating automatically in the event of power supply being accidentally shut down OPERATION TIMER S CLEAN PURE Push RESET button for more than three seconds Less than 10 seconds When the unit is stand by Not operating The unit is on standby Push RESET button for more than 3 seconds The unit starts to operate After approx 3 seconds The green indicator is on The green indicator flashes for 5 seconds The unit beeps three times and continues to op
127. n with set temperature 8 C NOTE In case of COOL including automatic cooling or DRY operation 8 C HEAT operation starts approx 3 minutes after operation stop In case of HEAT operation the operation shifts to 8 C HEAT operation as it is f the timer operation has been set up before 8 C HEAT operation the setup is released when 8 C HEAT operation starts When 8 C button is pushed again during 8 C HEAT operation the status returns to that before 8 C HEAT operation When the operation shifts from 8 C HEAT operation to the normal HEAT operation the cold draft preventive control works Therefore the hot air may blow out after approx 5 minutes 8 19 3 Stop 1 Pushing b button stops the operation The air conditioner is controlled according to the room temperature 8 C as a standard The room temperature may be a little off the room temperature 8 C due to the room size or installation condition of the unit High Wall Heat Pump Type During stop During operation Push 8 button Push 8 C button OPERATION lamp ON 8 HEAT operation starts Shifts to 8 C HEAT operation GI Push 8 C Push 8 C button button o Do you stop 8T NO Do you stop 8 C HEAT operation HEAT operation YES YES N Push b button Push b button Operation stop Operation stop Contents of which setting can be changed during 8 C HEAT operation SWING louver swing FIX louver
128. ned on If START STOP button is operated once flashing stops Flashes also in power failure Compressor may not operate even if the room The compressor does not operate while compressor 2 temperature is within range of compressor ON restart delay timer 3 minutes timer operates The same phenomenon is found after power source has been turned on because 3 minutes timer operates In Dry and SLEEP MODE FAN air flow display does not The air flow indication is fixed to AUTO 3 change even though FAN air flow select button is operated Increasing of compressor motor speed stops approx 30 For smooth operation of the compressor the compressor 4 seconds after operation started and then compressor motor speed is restricted to Max 41 rps for 2 minutes motor speed increases again approx 30 seconds after and Max 91 rps for 2 minutes to 3 minutes respectively after the operation has started In AUTO mode the operation mode is changed After selecting Cool or Heat mode select an operation 5 mode again if the compressor keeps stop status for 15 minutes In HEAT mode the compressor motor speed does not The compressor motor speed may decrease by high 6 increase up to the maximum speed or decreases before temp release control Release protective operation by the temperature arrives at the set temperature temp up of the indoor heat exchanger or current release control 10 4 Primary Judgment To diagnose the troubles use the following
129. ng the plug of a soldering iron with the pins Plug of Discharge for soldering iron atleast 10 seconds 2 NOTE Be sure to discharge these electrolytic capacitors because they cannot naturally discharge depending on the fault state and a voltage may remain CAUTION e Be sure to discharge these electrolytic capacitors because they cannot naturally discharge depending on the fault state and a voltage may remain High Wall Heat Pump Type These capacitors have large capacity Therefore it is dangerous if you short circuit the terminals for discharging with a screwdriver or the like which generates a big spark 4 Perform step 2 of detachment in 11 3 2 Front Cabinet to detach the front cabinet 5 Remove the screws ST1T 4 x 8L 2 pcs fixing the side cabinet right and the terminal fixing plate 6 Disconnect the lead wires from the holder at the upper part of the inverter box 7 Remove the screw ST1T 4 x 8L 1 pc fixing the inverter box and the partition board 8 Pull up the inverter box and disconnect the connectors of the lead wires Refer to Disconnecting inverter lead wires NOTE Since each connector has a lock mechanism be sure to disconnect the connector by holding the connector housing without pulling lead wires Disconnect a connector with lock while pushing the part indicated by the arrow When disconnecting the connector from the terminal block be sure to h
130. nterference Do not install near high frequency devices or wireless devices The location of the remote controller should be determined as shown below Side view Top view Indoor unit z Zm Indoor unit 4 Remote controller K Reception N Remote controller range Reception H range L Axial distance 9 3 2 Drilling and Mounting Installation Plate Drilling When installing the refrigerant pipes from the rear y SE Dia 80 mm 0 0 0 150 mm from I unit edge gt I 100 mm to pipe hole center 60 Service Manual 1 Decide the installation plate mounting position on the wall 2 Mark the corresponding pipe hole wall positions according to the positioning marks gt on the installation plate 3 Drill the pipe holes Dia 65 mm or Dia 80 mm slightly slanted downward to the outside NOTE When drilling into a wall that contains a metal lath wire lath or metal plate be sure to use a pipe hole brim ring sold separately The unit is designed to enable installation using holes of 65 mm in diameter However if installation is difficult make holes that are 80 mm in diameter N CAUTION Completely fill in the gaps in the pipe holes with noncombustible material such as putty to prevent condensation and fire in the casing Mounting the installation plate Positions recommended for
131. o the front release the front claw of the fixing portion shown in the figure frame from the rear of the indoor unit Insert the motor cover projection into the hole in the Claws right side panel of the motor base assembly Upper part Claws Front part 95 High Wall Heat Pump Type 11 1 4 Microcomputer P C Board Remove the electric parts cover screw Detach the metal electric parts cover Disconnect the connectors from the P C board Disconnect the solderless terminals from the P C board Remove the P C board B ZZ u Screw Claw Electric parts 2 locations cover Sub base Indoor P C board Claw 2 locations 96 Service Manual 11 1 5 Louver 1 Open the moving panel and support it with the panel support 2 Open the vertical air flow louver 3 Insert a flathead screwdriver into the gap of the louver fixture on the right and left ends of the vertical air flow louver and turn in the counter clockwise direction to remove 348 Air flow louver Flathead screwdriver Removing the louver fixture Right side Removing the louver fixture Left side 4 After pressing in the right and left connector joints remove the vertical air flow louvres Remove the centre joint and bend the louver downward Remove the right side joint first and then remove the left side joint Left side joint High Wall Heat Pump Type 11 1 6 Heat Exchan
132. oduct itself and on this Service Manual Please read this Service Manual after understanding the described items thoroughly in the following contents Indications Illustrated marks and keep them Explanation of indications Indication Explanation DANGER Indicates contents assumed that an imminent danger causing a death or serious injury of the repair engineers and the third parties when an incorrect work has been executed Indicates possibilities assumed that a danger causing a death or serious injury of the repair A WARNING engineers the third parties and the users due to troubles of the product after work when an incorrect work has been executed Indicates contents assumed that an injury or property damage may be caused on the repair A CAUTION engineers the third parties and the users due to troubles of the product after work when an incorrect work has been executed Property damage Enlarged damage concerned to property furniture and domestic animal pet Explanation of illustrated marks Mark Explanation Indicates prohibited items Forbidden items to do The sentences near an illustrated mark describe the concrete prohibited contents Indicates mandatory items Compulsory items to do The sentences near an illustrated mark describe the concrete mandatory contents Indicates cautions including danger warning The sentences or illustration near or in an illustrated mark describe th
133. old the connector housing without pulling the lead wires NOTE Bind the lead wires again with cable ties after the P C board is replaced Disconnecting inverter lead wires 1 Hook the claw on the side of the inverter box to the hole in the partition board as shown in Photo 1 arrow A 102 Service Manual 2 Release the lock of the triangle hook arrow B with a flat blade screwdriver or the like and slide down the wiring cover as shown in Photo Wiring cover NOTE The wiring cover is fixed to the side of the inverter box with rivets and it can slide along the long side of the inverter box 3 Cut the cable tie arrow C clamping the compressor leads to the inverter box 4 Remove the earth screw from the inverter box 5 Cut the cable tie clamping the reactor leads and cord heater leads ND model only to the inverter box 6 Disconnect the connector on the clamp filter section NOTE When reassembling the control P C board after replacement clamp the compressor leads again with a cable tie When reassembling the control P C board slide the wiring cover until the hook arrow B is locked to return it to the initial position If the wiring cover remains in the state shown in Photo 2 it cannot be accommodated in the outdoor unit High Wall Heat Pump Type Service Manual Precautions when attaching the inverter box
134. on to start operation A receiving beep is heard Press the button again to stop operation A receiving beep is heard If the receiving beep isn t heard from the indoor unit press the button again 3 Mode select button MODE Press this button to select a mode Each time you press the button the modes cycle in order from A Auto change over control zx COOL DRY XX HEAT and back to A A receiving beep is heard A 4 Temperature button or A The temperature setting is raised to 30 C W The temperature setting is lowered to 17 C A receiving beep is heard 5 Set horizontal air flow button FIX Press this button to adjust the horizontal air flow direction A receiving beep is heard 6 Set vertical air flow button FIX Press this button to adjust the vertical air flow direction A receiving beep is heard Service Manual 7 Auto louver button SWING Each time you press the SWING button you can change the swing mode A receiving beep is heard Vertical swing gt Horizontal swing Vertical and Horizontal swing Stop swinging Press the button again to stop the swinging mode A receiving beep is heard 8 ON timer button ON Use this button to change the clock and ON timer times To move up the time press A of the ON button To move down the time press W of the ON button O OFF timer button OFF Use this button to change the OFF timer times To
135. onditioner is Operating 50 8 19 3 STOP aca aaneen aar aa er oda ae aed ae E ee ae de E ee k a 50 8 19 4 Indoor Fan Congo 51 8 19 5 Compressor Speed Control 52 8 20 Cord Heater Control CND Model On 52 8 20 1 PUrpOSB as oben We vaan bebe e ue PERI Ite Ra E RO Bodo beh e c ie Lae E 52 9 20 2 Operation su eset ecce de ene URP RR Ele RT iri deine en dee ege 52 8 21 Auto Restart Function wan n ocu eked kaa awe A ANE ANEN ad eh ee WERE RE RE Reds 52 8 21 1 Setting the Auto Restart Function liliis 52 8 21 2 Cancelling the Auto Restart Function aoe 53 8 21 3 Power Failure During Timer Operation 53 8 22 Remote Controller and Its Functions oee eeen 54 High Wall Heat Pump Type Service Manual 8 22 1 Parts Name of Remote Controller s1 ssa sasa saka 54 8 22 2 Name and Functions of Indications on Remote Controller 2 55 8 23 Hi POWER Mode 56 8 23 1 In Automatic Operation 56 8 23 2 In Cooling Operation Manual 56 8 23 3 In Heating operation Manual 56 9 INSTALLATION PROCEDURE a oo oon eenen eenen eenen een 57 10 TROUBLESHOOTING 5 reen sneren ekke AR ere daden e Rm c mcm RER 73 11 REPLACING THE MAIN PARTS eeeeeeeee eee 94 12 EXPLODED VIEWS AND PBARTGUIST 002 c cece eee eee eee 109 High Wall Heat Pump Type Service Manual SAFETY PRECAUTIONS The important contents concerned to the safety are described on the pr
136. or temperature C 12 High Wall Heat Pump Type Service Manual 2 REFRIGERANT R410A This air conditioner adopts the new refrigerant HFC R410A which does not damage the ozone layer The working pressure of the new refrigerant R410A is 1 6 times higher than conventional refrigerant R22 The refrigerating oil is also changed in accordance with change of refrigerant so be careful that water dust and existing refrigerant or refrigerating oil are not entered in the refrigerant cycle of the air conditioner using the new refrigerant during installation work or servicing time The next section describes the precautions for air conditioner using the new refrigerant Conforming to contents of the next section together with the general cautions included in this manual perform the correct and safe work 2 1 Safety During Installation Servicing As R410A s pressure is about 1 6 times higher than that of R22 improper installation servicing may cause a serious trouble By using tools and materials exclusive for R410A it is necessary to carry out installation servicing safely while taking the following precautions into consideration Never use refrigerant other than R410A in an air conditioner which is designed to operate with R410A If other refrigerant than R410A is mixed pressure in the refrigeration cycle becomes abnormally high and it may cause personal injury etc by a rupture Confirm the used refrigerant name and use tools and ma
137. p Type Clean operation times Operation mode Operation time Clean operation time No clean operation SR performed 0 minutes Cooling AUTO Cooling Dry 10 minutes or longer 4 hours Heating AUTO Heating AUTO Fan only Shutdown No clean operation performed Tostop an ongoing clean operation at any time push the start stop button on the remote controller twice during the clean operation After pushing the button for the first time push it for the second time without delay within 10 minutes 8 15 3 Setting the Clean Operation Cancel Add J231 of the Wireless Unit P C board assembly This cancels the auto restart function Hold down the RESET button on the indoor unit for at least 3 seconds but not more than 10 seconds The indoor unit s buzzer emits three beeps This completes the clean operation cancel setting NOTE Once J231 is added the RESET button on the unit is designated for CLEAN OPERATION Set Cancel therefore the RESET button can not be used for the selection Set Cancel of AUTO RESTART function Refer to 8 21 Auto Restart Function N CAUTION J231 will be near the MCU so take steps to ensure that it will not be exposed to excessive of heat Also take care to avoid solder bridging with the surrounding components Service Manual 8 15 4 Setting the Clean Operation Hold down the RESET button on the indoor unit
138. pe Service Manual 10 8 Check Code 1C Miswiring in Indoor Outdoor Units and 1E Check procedure Gas leakage Discharge temp error disconnection of TS TC gas leakage sensors Check code 02 1C Check code 03 1E Valve drive check Is coil of the pulse motor valve P M V correctly set YES N 2 Set it correctly lt NO _setitcorecty Is connecter of coil connected to inverter Set it correctly YES L Is positioning sound of valve sound hitting to stopper heard from valve when the air conditioner starts the operation after turning off power of the air conditioner once Replace coil valve Ate emp sensors of indoor outdoor units correctly set to the holder The temperature sensors which are used to control pulse motor valve include indoor heat exchanger sensor TC outdoor heat exchanger temp sensor TE outdoor suction temp sensor TS and outdoor sensor TO YES Set it correctly le Gas amount check and valve clogging check Remove TC sensor connector from the P C board in indoor unit Remove connector from the P C board Operate the air conditioner in COOL mode by TEMP button Beep sound is heard if keeping pushed for 10 seconds The operation enters temporary operation mode which fixes opening degree of compressor speed Check condensation at outlet of PMV and then check operating p
139. peed is controlled by temperature of the indoor heat exchanger TC as shown in Fig 6 In starting and in stability AS passed after operation than the set temperature In starting In stability Until 12 minutes When 12 to 25 minutes passed after operation passed after operation start start and the room When 12to 25 minutes temperature is higher start and the room 9 C temperature is 3 C or e When 25 minutes or more more lower than the set passed after operation temperature start FAN Room temperature Room temperature Manual lt Settemperature 4 C gt Set temperature 3 5 C Table 8 3 2 Indoor fan air flow rate Heating RAS 07PKVP E RAS 10PKVP E RAS 13PKVP E RAS 07PKVP ND RAS 10PKVP ND RAS 13PKVP ND Fan speed level Fan Air flow Fan Air flow Fan Air flow speed rate speed rate speed rate rpm m h rpm m h rpm m3 h WF 1170 645 1200 665 1240 695 WE UH 1170 645 1200 665 1240 695 WD H 1070 575 1100 595 1140 625 WC M 980 510 1010 530 1050 560 WB 900 455 930 475 960 495 WA M 880 440 880 440 880 440 w9 850 420 850 420 850 420 ws L 750 345 750 345 750 345 W7 L 750 345 750 345 750 345 W6 L 650 275 650 275 650 275 W5 UL 650 275 650 275 650 275 WA 650 275 650 275 650 275 W3 SUL 650 275 650 275 650 275 W2 560 210 560 210 560 210 WI 420 110 420 110 420 110 36
140. position FAN fan speed PURE pure operation TEMP temperature setting 5 to 13 C 51 Service Manual 8 19 4 Indoor Fan Control When 8 C HEAT operation the indoor fan control rises up automatical ly When the indoor fan is operated manually it is matched with the fan tap However the cold draft preventive control becomes invalid Push 8 C button Fan speed AUTO AU Fan speed setup indication Fan speed Min air flow rate control Limited to Min WD tap TO No limit Fan speed TC 40 a 10 x WD W8 W8 a In up operation 1 in down operation 0 Basic fan control Fan speed AUTO 1 Fan speed M L x1 5 L 3 Fan speed M L x3 5 L 2 Fan speed M L x2 5 L 4 Fan speed M L x4 5 L Calculated with linear approximation from M and L High Wall Heat Pump Type 8 19 5 Compressor Speed Control The compressor speed control is carried out according to 8 5 Capacity Control Refer to 8 5 Capacity Control 8 20 Cord Heater Control ND Model Only 8 20 1 Purpose Base plate freeze prevention of the outdoor unit 8 20 2 Operation As shown in the figure below the base plate freeze preventive heater is controlled by temperature of the outside temperature sensor TO Base plate cord heater control Heater output OFF ON Equivalent to 75W Whe
141. r When it is strong the flare nut may crack and may be made non removable When choosing the tightening torque comply with values designated by manufacturers Table 3 2 7 shows reference values NOTE When applying oil to the flare surface be sure to use oil designated by the manufacturer If any other oil is used the lubricating oils may deteriorate and cause the compressor to burn out Table 2 2 7 Tightening torque of flare for R410A Reference values r o Tightening torque of torque Nominal Outer diameter Tightening torque diameter mm N m kgf cm wrenches Bereet market 1 4 6 35 14 to 18 140 to 180 16 160 18 180 3 8 9 52 33 to 42 330 to 420 42 420 1 2 12 70 50 to 62 500 to 620 55 550 5 8 15 88 63 to 77 630 to 770 65 650 16 High Wall Heat Pump Type Service Manual 2 3 Tools 2 3 1 Required Tools The service port diameter of packed valve of the outdoor unit in the air water heat pump using R410A is changed to prevent mixing of other refrigerant To reinforce the pressure resisting strength flare processing dimensions and opposite side dimension of flare nut For 12 7 copper pipe of the refrigerant piping are lengthened The used refrigerating oil is changed and mixing of oil may cause a trouble such as generation of sludge clogging of capillary etc Accordingly the tools to be used are classified into the following three types Tools exclusive for R410A Tho
142. r and Driving circuit of louver Indication unit of infrared ray receiving infrared ray receiving circuit LED 2 To check defect of the P C board follow the procedure described below Check procedures Table 10 11 1 No Procedure Check points Causes Turn off the power supply breaker and Check whether or not the fuse F01 is Impulse voltage was applied or the 4 remove the P C board assembly from blown indoor fan motor short circuited electronic parts base Remove the connecting cables from the terminal block Remove the connector of the motor and turn Check power supply voltage 1 The terminal block or the crossover cable on the power supply breaker If 1 Between No 1 and No 3 of CN301 is connected wrongly OPERATION indicator flashes once per AC 220 240V 2 The capacitor C01 line filter L01 second it is not necessary to check steps 1 to 3 in the right next column 2 Between 4 and of C03 resistor R02 or the diode DBO1 is 2 DC 310 340V defective 3 Between gt of IC122 and output side of 3 IC101 IC122 and T101 are defective 1C122 DC 15V 4 IC101 IC122 and T101 are defective 4 Between 12V and GND 5 IC101 IC122 IC121 and T101 are 5 Between 5V and GND defective Push START STOP button once to start Check power supply voltage IC501 and IC502 are defective 3 the unit Do not set the mode to On Timer 1 Between CNO3 and CN501 DC 15 60V operation Shorten
143. ressor M DA111A1FD 21F Pulse motor valve SEV16RCC TS Outdoor heat exchanger OUTDOOR UNIT NOTE Capillary 1 2x80 Distributor Refrigerant amount 07PAVP E ND 1 12kg 10PAVP E ND 1 12kg 13PAVP d r 1 15kg ND 16PAVP E 1 15kg 18PAVP E 1 15kg I Gas leak check position Refrigerant flow Cooling lt Refrigerant flow Heating gt Refrigerant flow Comp 1 cylinder operation gt Refrigerant flow Comp 2 cylinder operation _ Temp Sensor The maximum pipe length of this air conditioner is 20 m When the pipe length exceeds 15m the additional charging of refrigerant 20g per 1m for the part of pipe exceeded 15m is required Max 100g 27 High Wall Heat Pump Type Service Manual 6 2 Operation Data Cooling Temperature Standard Heat exchanger Compressor condition C EE pressure pipe temp SE SG revolution Indoor Outdoor P MPa T1 C T2 C rps 07PKVP E 07PKVP ND 1 0 to 1 2 14 to 16 39 to 42 High High 26 10PKVP E 10PKVP ND 1 0 to 1 2 13 to 15 40 to 43 High High 34 10PKVP E 27 19 35 10PKVP ND 0 9 to 1 1 10 to 13 42 to 45 High High 54 16PKVP E 16PKVP ND 0 8 to 1 0 8 to 11 44 to 47 High High 77 18PKVP E i 18PKVP ND 0 8 to 1 0 7 to 10 45 to 48 High High 90 Heating Temperature Standard He
144. ressure from the service port Existence of condensation at outlet of P M V If there is condensation at outlet 1 4 inch 6 35mm valve side the valve is clogged YES Replace valve Add gas Check the operating pressure from service port and add gas if pressure is low 85 High Wall Heat Pump Type 10 9 Inspection of the Air Purifier Turn off the power breaker once and turn on again after 10 seconds Does the OPERATION indicator flash NO YES Turn off the power breaker and remove CN401 Micro switch connector Short circuit between 1 and 2 pin of CN401 at PC side and turn on the power breaker after 10 seconds Is DC12V applied between 1 Brown DC 12V and Red GND of CN402 of the high voltage generator YES Is there conduction of micro switch connector under OFF status of the micro switch Front panel opened Is DC12V applied between 1 and 2 of CN402 fo the main P C board MCC5068 YES Micro switch is stuck NO NO Primary check YES Is there conduction of micro switch connector under ON status of the micro switch Front panel closed YES Micro switch malfunction 1 Check operation while short circuiting CN401 of the main P C board 2 Perform air purifying operation by the remote controller In this time check that the remote controller is in status which is short
145. rol Beep sound is heard and the operation LED 5Hz flashes for 5 seconds Exchanging from Control to No control Beep sound is heard Operation LED does not flash 8 18 3 Operation As shown in the table the maximum revolution number of compressor can be reduced As the maximum number of revolution of the compressor is restricted the rise up performance at the start time is weakened Maximum number of revolution of compressor at normal time and Quiet control time RAS 07PKVP E RAS 10PKVP E RAS 13PKVP E RAS 07PKVP ND RAS 10PKVP ND RAS 13PKVP ND Normal Quite Normal Quite Normal Quite time controlled time controlled time controlled rps rps rps rps rps rps Cooling 46 40 57 49 75 59 Heating 80 70 93 72 92 72 RAS 16PKVP E RAS 18PKVP E RAS 16PKVP ND RAS 18PKVP ND Normal Quite Normal Quite time controlled time controlled rps rps rps rps Cooling 88 69 100 80 Heating 98 77 100 80 50 Service Manual 8 19 8 C HEAT Operation ND Model Only 8 19 1 Start 8 C HEAT Operation When the Air Conditioner is Stopped 1 Pushing 8 C button turns on the Operation lamp Green of the main unit is turned on and the HEAT operation of set temperature 8 C starts 8 19 2 Start 8 C HEAT Operation When the Air Conditioner is Operating 1 Pushing 8 C button shifts the operation to HEAT operatio
146. ry to drain the defrost water attach drain nipple S to the base plate of the outdoor unit before installing it Tm F 9 2 2 Accessory and Installation Parts Part No Part name Q ty Part No Part name Q ty Part No Part name Q ty 1 4 7 NY Remote controller holder x 1 Drain nipple x 1 Dmm CD 2 5 Mounting screw 8 Wireless remote controller x 1 4 x 25L x 7 Water proof rubber cap x 2 Om Om 3 Battery x 2 6 Remote controller holder mounting screw 3 1 x 16L x 2 Parts marked with asterisk are packaged with the outdoor unit Others Name This model is not equipped with an extension o i drain hose wners manua For the extension drain hose use a Installation manual commercially available one Important information and warning B W strips Energy efficiency labels 58 High Wall Heat Pump Type 9 2 3 Installation Service Tools Changes in the product and components On air conditioners using R410A in order to prevent any other refrigerant from being accidentally charged the service port diameter size of the outdoor unit control valve 3 way valve has been changed 1 2 UNF 20 threads per inch Service Manual In order to increase the pressure resisting strength of the refrigerant piping flare processing diameter and opposing flare nuts sizes have been changed for copper pipes with nominal dimens
147. s detecting revolution position of the compressor motor the outdoor unit controller controls speed of the compressor motor by controlling output voltage of the inverter and switching timing of the supply power current transfer timing so that motors drive according to the operation command And then the outdoor unit controller transfers reversely the operating status information of the outdoor unit to control the indoor unit controller NOTE As the compressor adopts four pole brushless DC motor the frequency of the supply power from inverter to compressor is two times cycles of the actual number of revolution 8 1 1 Role of Indoor Unit Controller The indoor unit controller judges the operation commands from the remote controller and assumes the following functions Judgment of suction air temperature of the indoor heat exchanger by using the indoor temp sensor TA sensor Judgment of the indoor heat exchanger temperature by using heat exchanger sensor TC sensor Prevent freezing control and super heat control etc 31 e Judgment of inlet indoor heat exchanger temperature by using heat exchanger sensor TCj sensor Super heat control etc e Judgment of suction air humidity of the indoor heat exchanger by using humidity sensor Hu sensor Louver motor control Indoor fan motor operation control LED Light Emitting Diode display control Transferring of operation command signal Serial signal to
148. s defective Operation Check Item Considerable principle cause Measures Item by symptoms NO Remote controller is defective Refer to 5 Troubleshooting for remote controller Replace main P C board NOTE Replace fan motor Be sure to disconnect the motor connector CN301 after shut off the power supply or it will be a cause of damage of the motor 10 7 2 Power of Indoor Unit Does not Turned on Though Indoor P C Board is Replaced Confirmation procedure Turn on power supply Does OPERATION indicator flash YES Is wired correctly to white and black lead wires of terminal block YES Correct wiring To item of Power supply is not turned on 80 High Wall Heat Pump Type Service Manual 10 7 3 Only the Indoor Motor Fan Does not Operate Primary check 1 Is it possible to detect the power supply voltage AC220 240V between 1 and 2 on the terminal block 2 Does the indoor fan motor operate in cooling operation In heating operation the indoor fan motor does not operate for approximately 10 minutes after it is turned on to prevent a cold air from blowing in Turn off power supply once and turn it on again Does fan motor YES continue to operate NO Start to operate indoor unit in cooling operation at airflow level LOW Does indoor NO fan oper
149. s for R410A If the vacuum pump oil mineral mixes with R410A a sludge may occur and damage the equipment Gas leakage detector X Exclusive for HFC refrigerant Incidentally the refrigerant cylinder comes with the refrigerant designation R410A and protector coating in the U S s ARI specified rose color ARI color code PMS 507 Also the charge port and packing for refrigerant cylinder requires 1 2 UNF 20 threads per inch corresponding to the charge hose s port size 59 High Wall Heat Pump Type 9 3 Installation of Indoor Unit 9 3 1 Installation Location A place which provides enough space around the indoor unit as shown in the diagram A place where there are no obstacles near the air inlet and outlet Aplace which allows easy installation of the piping to the outdoor unit A place which allows the front panel to be opened The indoor unit shall be installed so that the top of the indoor unit is positioned at least two m high Also avoid putting anything on the top of the indoor unit Remote controller Should be placed where there are no obstacles such as curtains that may block the signal Do not install the remote controller in a place exposed to direct sunlight or close to a heating Source such as a stove Keep the remote controller at least 1 m away from the nearest TV set or stereo equipment This is necessary to prevent image disturbance or noise i
150. se which cannot be used for conventional refrigerant R22 Tools exclusive for R410A but can be also used for conventional refrigerant R22 Tools commonly used for R410A and for conventional refrigerant R22 The table below shows the tools exclusive for R410A and their interchangeability Tools exclusive for R410A The following tools for R410A are required Tools whose specifications are changed for R410A and their interchangeability 410A Conventional air water air water heat pump installation heat pump installation No Used tool Usage Existence of new Whether conventional Whether new equipment equipment for equipment can be can be used with used conventional refrigerant 1 Flare tool Pipe flaring Yes Note 1 Yes Copper pipe gauge for Flaring by conventional 2 adjusting projection margin flare tool Yes Note 1 Note 1 Torque wrench 3 For 912 7 Connection of flare nut Yes No No 4 Gauge manifold Evacuating refrigerant Yes No No 5 Charge hose charge run check etc 6 Vacuum pump adapter Vacuum evacuating Yes No Yes Electronic balance for 7 refrig enu charging Refrigerant charge Yes Yes Yes 8 Refrigerant cylinder Refrigerant charge Yes No No 9 Leakage detector Gas leakage check Yes No Yes 10 Charging cylinder Refrigerant charge Note 2 No No Note 1 When flaring is carried out for R410A using the conventional flare tools adjustment of projection margin
151. t off the insulating tape wound on the connecting pipe to avoid double taping atthe joint moreover seal the joint with the vinyl tape etc Since condensation can result in machine performance trouble be sure to insulate both connecting pipes Use polyethylene foam as insulating material When bending a pipe be careful not to crush it Auxiliary pipes Installation plate 9 3 6 Indoor Unit Installation 1 Pass the pipe through the hole in the wall and hook the indoor unit on the installation plate at the upper hooks 2 Swing the indoor unit to right and left to confirm that it is firmly hooked on the installation plate 3 While pressing the indoor unit onto the wall hook it at the lower part on the installation plate Pull the indoor unit toward you to confirm that it is firmly hooked on the installation plate 4 Pull the connecting cable through the cable slot on the rear panel so that it protrudes about 15 cm out of the front Hook here _ 1 Installation plate High Wall Heat Pump Type For detaching the indoor unit from the installation plate pull the indoor unit toward you while pushing the bottom up at the specified places Press unhook 9 3 7 Drainage 1 Run the drain hose at a downward sloped angle NOTE Hole should be made at a slight downward slant on the outdoor side 50 mm or more li Do not route the drain hose upwards j 7 x Ux x
152. te controller the open degree of the PMV is adjusted to the setup value 3 u 46 Service Manual 8 15 Clean Operation 8 15 1 Purpose The clean operation is to minimize the growth of mold bacteria etc by running the fan and drying so as to keep the inside of the air conditioner clean When the cooling or dry operation shuts down the unit automatically starts the clean operation which is then performed for the specified period based on duration of the operation which was performed prior to the shutdown after which the clean operation stops The clean operation is not performed after a heating operation Unit now performing cooling or dry operation Push STOP button Only S CLEAN indicator lights and clean operation starts Time set now elapses Operation stops During clean operations The louver opens slightly The indoor fan operates continuously at a speed of 450 rpm 8 15 2 Operation 1 When the stop signal from the remote controller is received the S CLEAN indicator Orange on the main body lights and the clean operation starts Neither the OPERATION indicator nor the PURE indicator light The period of the clean operation is determined by the duration of the operation performed prior to the reception of the stop code After the clean operation has been performed for the specified period the unit stops operating Je wW High Wall Heat Pum
153. terials exclusive for the refrigerant R410A The refrigerant name R410A is indicated on the visible place of the outdoor unit of the air conditioner using R410A as refrigerant To prevent mischarging the diameter of the service port differs from that of R22 If a refrigeration gas leakage occurs during installation servicing be sure to ventilate fully If the refrigerant gas comes into contact with fire a poisonous gas may occur When installing or removing an air conditioner do not allow air or moisture to remain in the refrigeration cycle Otherwise pressure in the refrigeration cycle may become abnormally high so that a rupture or personal injury may be caused After completion of installation work check to make sure that there is no refrigeration gas leakage If the refrigerant gas leaks into the room coming into contact with fire in the fan driven heater space heater etc a poisonous gas may occur When an air conditioning system charged with a large volume of refrigerant is installed in a small room it is necessary to exercise care so that even when refrigerant leaks its concentration does not exceed the marginal level If the refrigerant gas leakage occurs and its concentration exceeds the marginal level an oxygen starvation accident may result Be sure to carry out installation or removal according to the installation manual Improper installation may cause refrigeration trouble water leakage electric shock fire etc
154. the cylinder 3 Apply a seal onto the clearance between the piping material and inserted copper pipe for Nitrogen in order to prevent backflow of the Nitrogen gas 4 When the Nitrogen gas is flowing be sure to keep the piping end open 5 Adjust the flow rate of Nitrogen gas so that it is lower than 0 05 m Hr or 0 02 MPa 0 2kgf cm by means of the reducing valve 6 After performing the steps above keep the Nitrogen gas flowing until the pipe cools down to a certain extent temperature at which pipes are touchable with hands 7 Remove the flux completely after brazing Fig 2 5 1 Prevention of oxidation during brazing Flow meter Stop valve Nitrogen gas cylinder From Nitrogen cylinder o LR a M Nitrogen gas Rubber plug 21 Service Manual Service Manual High Wall Heat Pump Type Aa ee 3 CONSTRUCTION VIEWS 3 1 Indoor Unit RAS 07PKVP E RAS 10PKVP E RAS 13PKVP E RAS 16PKVP E RAS 18PKVP E RAS 07PKVP ND RAS 10PKVP ND RAS 13PKVP ND RAS 16PKVP ND RAS 18PKVP ND o 296 2 Atthe time of operation E L JL zm ken ee Je be Jess el BA ba Lac a ke Moving panel At the time of a stop 242 Front panel KR KR Piping port from left right sides oo 62 left right
155. the restart delay timer and start unit Check whether or not all indicators The indicators are defective or the 4 OPERATION TIMER PURE are lit for 3 housing assembly CN261 is defective Seconds and they return to normal 3 seconds later Push START STOP button once to start 1 Check whether or not the compressor 1 The temperature of the indoor heat the unit operates exchanger is extremely low Shorten the restart delay timer 2 Check whether or not the OPERATION 2 The connection of the heat exchanger Setthe operation mode to COOL indicator flashes sensor is loose 5 Set the fan speed level to AUTO The connector is disconnected Setthe preset temperature much lower CN602 than the room temperature The unit 3 The heat exchanger sensor and the P C compressor operates continuously in board are defective the above condition Refer to Table 10 6 1 4 The main P C board is defective 89 High Wall Heat Pump Type Service Manual No Procedure Check points Causes If the above condition No 5 still continues 1 Check whether or not the compressor 1 The temperature of the indoor heat start the unit in the following condition operates exchanger is extremely high Set the operation mode to HEAT 2 Check whether or not the OPERATION 2 The connection of the heat exchanger Set the preset temperature much higher indicator flashes sensor short c
156. tion i 0 0 i X 0 10 20 30 40 50 60 70 80 90 100 110 Compressor speed rps Compressor speed rps 11 High Wall Heat Pump Type Service Manual 1 3 Capacity Variation Ratio According to Temperature RAS 07PKVP E ND RAS 10PKVP E ND RAS 13PKVP E ND Cooling Heating 120 120 4 110 110 4 100 100 o 90 o 904 Conditions 3 i Indoor DB20 C L S 80 amp 80 Indoor air flow High 5 Pipe length 5m bi c i i amp 70 amp 704 4 o 60 4 Conditions 60 4 i Indoor DB27 C WB19 C 50 Ji Indoor air flow High ole 50 4 H Pipe length 5m A dps 40 fp pp a 15 10 5 0 5 10 Outdoor temperature C Outdoor temperature C RAS 16PKVP E ND Cooling Heating 120 120 4 110 110 100 100 o 90 e 904 p B gt 80 S 80 Indoor air flow High 5 5 Pipe length 5m 8 num amp 70 amp 704 O 60 Conditions 60 4 i Indoor DB27 C WB19 C LA 50 4 Indoor air flow High 50 il Pipe length 5m 40 tf 40 H 15 10 5 0 5 10 Outdoor temperature C Outdoor temperature C RAS 18PKVP E ND Cooling Heating 120 110 100 o 90 Conditions E 5 Indoor DB20 C 5 80 Indoor air flow High 5 5 _ Pipe length 5m G ba S 70 S O 60 Conditions i Indoor DB27 C WB19 C 50 i Indoor air flow High i Pipe length 5m 40 t 15 10 5 0 5 10 Outdoor temperature C Outdo
157. tion Dzone starts The necessity of defrost operation is detected by the outdoor heat exchanger temperature The conditions to detect the necessity of defrost operation differ in A B C or D zone each Table 8 8 1 8 8 1 Defrost Operation Defrost operation in A to D zones 1 The compressor stops for 40 seconds 2 The 4 way valve is switched to the cooling position 30 seconds after the compressor stops 3 The outdoor fan stops at the same time when the compressor stops 4 The indoor fan stops after temperature of the indoor heat exchanger becomes 38 C or lower 40 High Wall Heat Pump Type 8 8 2 Finish of Defrost Operation Returning conditions from defrost operation to heating operation 1 Temperature of outdoor heat exchanger rises to 8 C or higher 2 Temperature of outdoor heat exchanger is kept at 5 C or higher for 80 seconds 3 Defrost operation continues for 15 minutes 8 8 3 Returning from defrost operation 1 The compressor stops for 40 seconds 2 The 4 way valve is switched 30 seconds after the compressor stops 3 The outdoor fan starts rotating 30 seconds after the compressor stops 41 Service Manual 8 9 Louver Control 8 9 1 Louver Position This function controls the air direction of the indoor unit The position is automatically controlled according to the operation mode COOL HEAT The set louver position is stored in memory by the
158. ugh the sensors PMV and other low voltage circuits The sensor leads and other wires are covered with insulated tubes for protection Nevertheless care must be taken to ensure that these wires are not pinched Take sufficient care to avoid directly touching any of the circuit parts without first turning off the power At times such as when the circuit board is to be replaced place the circuit board assembly in a vertical position Laying the board flat on an electrically conductive object such as the top panel of the air conditioner s outdoor unit while a charge is still retained by the electrolytic capacitors of the inverter s main circuit may cause short circuiting between the electrolytic capacitors and secondary circuit components and result in damage to the components Fig 10 1 3 Sensor leads Do NOT lay the circuit board assembly flat 10 2 Precautions When Inspecting the Control Section of the Outdoor Unit NOTE A large capacity electrolytic capacitor is used in the outdoor unit controller inverter Therefore if the power supply is turned off charge charging voltage DC280 to 380V remains and discharging takes a lot of time After turning off the power source if touching the charging section before discharging an electrical shock may be caused Discharge the electrolytic capacitor completely by using soldering iron etc 10 2 1 Discharging Method 1 Remove the inverter cover plating by opening four mounting cl
159. utting direction Jumper wire y y When switching between settings A and B always switch the indoor unit board and the remote controller as a pair Otherwise the indoor unit will not accept the remote size none AV lt gt SLEEP M MEMO controller s signals OPERATION TIMER SCIEAN e O RESET RESET button PURE 70 Service Manual 9 6 Removing the Main Parts Normally the front panel moving panel and air flow louvres do not need to be removed However use the procedure below if removal of these parts is necessary CAUTION Before removing the front panel moving panel or air flow louvres be sure to stop operation of the air conditioner and unplug the power supply 9 6 1 Removing the Front Panel and Moving Panel 1 Open the moving panel and support the moving panel by the panel support on the right side Panel support Moving panel Front panel 2 Remove the four set screws on the front panel 3 Insert your thumb into the air outlet bottom section and lift up the front panel bottom 4 Close the moving panel to remove the clips on the top side as shown below Press your finger down on the clip on the front panel top and lift up the panel back edge so that the clip is released 5 locations High Wall Heat Pump Type Service Manual 9 6 2 Removing the Moving 5 Pull out
160. wall surface If the connecting pipes are positioned more than 43 mm above the wall surface the indoor unit may be unstable When bending the connecting pipe make sure to use a spring bender to avoid crushing the pipe Refer to the table below for the bending radius of each connection pipe Outer diameter Bending radius 6 35 mm 30 mm 9 52 mm 40 mm 12 7mm 50 mm Connecting the pipe after installation of the unit figure To the front of flare Gas side Liquid side R30 or less Dia 6 35 R40 or less Dia 9 52 R50 or less Dia 12 7 Make sure to use a spring bender to avoid crushing the pipe Pe S E Outward form of indoor unit ist 1 Use a screwdriver handle etc NOTE If the pipe is incorrectly bent the indoor unit may be unstable on the wall After passing the connecting pipe through the pipe hole connect the connecting pipe to the auxiliary pipes and wrap the facing tape around them 63 Service Manual CAUTION Bind the auxiliary pipes two and connecting cable with facing tape tightly In case of leftward piping and rear leftward piping bind the auxiliary pipes two only with facing tape Indoor unit gt og 3 cable Carefully arrange the pipes so that none of the pipes stick out of the rear plate of the indoor unit Carefully connect the auxiliary pipes and connecting pipes to each other and cu
161. y be difficult due to freezing of the bottom plate resulting in a trouble of the cabinet or fan It is recommended to procure an antifreeze heater locally for a safe installation of the air conditioner For details contact the dealer RAS PAVP ND model has a heater on the bottom plate of the outdoor unit High Wall Heat Pump Type 1 SPECIFICATIONS 1 1 Specifications RAS 07PKVP E RAS 10PKVP E RAS 13PKVP E RAS 07PAVP E RAS 10PAVP E RAS 13PAVP E RAS 07PKVP ND RAS 10PKVP ND RAS 13PKVP ND RAS 07PAVP ND RAS 10PAVP ND Service Manual RAS 13PAVP ND Unit model Indoor RAS 07PKVP E ND RAS 10PKVP E ND RAS 13PKVP E ND Outdoor RAS 07PAVP E ND RAS 10PAVP E ND RAS 13PAVP E ND Cooling capacity kW 2 0 2 5 3 5 Cooling capacity range kW 0 3 3 0 0 3 3 5 0 3 4 5 Heating capacity kW 2 5 3 0 4 0 Heating capacity range kW 0 3 5 0 0 3 5 8 0 3 6 1 Power supply 1 Ph 50Hz 220 240 V 1 Ph 60Hz 220 230 V Operation mode Cooling Heating Cooling Heating Cooling Heating Indoor Running current 220 230 240V A 0 21 0 20 0 19 0 24 0 23 0 22 Power consumption W 25 30 Electric Power factor 220 230 240V 96 54 54 55 57 characteristics Operation mode Cooling Heating Cooling Heating Cooling Heating Outdoor Running current
162. y sloped Z Shield pipe for extension drain hose Make sure the drain hose is sloped downward 2 Wireless remote controller 4 Remote controller holder The auxiliary piping can be 3 connected at the left rear T 6 Remote controller left rear right right bottom holder mountin T screw 2 right or bottom left as shown IY 80 mm or more only s when unobstructed to Before installing the wireless the front and both sides remote controller 50 mm or more Ash h from wall s shown in the With the remote controller figure position power cord and cover removed correctly connecting H i 100 mm or load the supplied batteries nora Hon cable while observing their downward and polarity In principle leave open lead out along piping connection port 2 Wireless remote controller Insulate the refrigerant pipes separately not together 3 Batteries 250 mm or more from wall When installing the outdoor unit onnecting cable leave open in at least two of power cord directions A B C and D Ensure sufficient space shown in the right figure to allow drainage Extension drain hose Ifthe system will be used in cooling mode when the outdoor temperature is below zero take measures to ensure that the drain water does not freeze When the outdoor unit is installed in a place that is always exposed to strong winds like on t
163. y the remote controller as shown in the below 2 Asignal is sent by ON button of the remote controller 3 The signal is received by a sensor of the indoor unit and processed by the indoor controllers as shown in the below The indoor controller controls the indoor fan motor and louver motor The indoor controller sends the operation command to the outdoor controller and sends receives the control status with a serial signal The outdoor controller controls the operation as shown in the below and also controls the compressor outdoor fan motor 4 way valve and pulse motor valve u O High Wall Heat Pump Type Selection of operation conditions Signal receiving Indoor unit control Operation command Serial signal send receive EN Serial signal send receive Outdoor unit control 4 way valve Switch between Cooling and Heating Outdoor fan motor 4 way valve Switch between 2 cylinder operation and 1 cylinder operation Remote controller Control contents of remote controller ON OFF Air conditioner Air purifier Operation select COOL HEAT AUTO DRY Temperature setup Alr direction Swing Air volume select AUTO LOW LOW MED MED HIGH Sleep mode ON timer setup OFF timer setup High power 8 C heat operation CND model only Indoor unit Indoor unit control Command signal generating function of indoor unit operation Calculating funct

Toshiba RAS-07PKVP-E air conditioner

Contents

Download Pdf Manuals

Related Search

Related Contents