Home

PK-1.6GKL PK-2GKL - Mitsubishi Electric

Contents

1. It is possible to combine both OFF and ON timers Pressing the D ON OFF button of the remote controller during timer mode to stop the unit will cancel the timers 23 2 5 Test run 1 WIRED REMOTE CONTROLLER OPTION Before test run After installing wiring and piping the indoor and outdoor units check for refrigerant leakage looseness in power supply or control wiring and mistaken polarity Use a 500 volt megger to check the resistance between the power supply terminal block and ground to make sure that it is at least 1 0MQ Attention Do not use the air conditioner if resistance is less than 1 0MQ Remote controller 66 6 tab T COCcococo CHECK CCD COO B TEMP SET TESTRUN ago DID C TEST RUN button TEST RUN Display Indoor coil temperature code Display The above figure shows the state of TEST RUN at cooling operation Turn on main switch 12 hours before proceeding to step 2 to allow for crankcase heater operation Push the TEST RUN button twice and indication of TEST RUN will be shown on the liquid crystal display Press the button COOL DRY to confirm that cool air is blown out Push button LOW HIGH to check that the fan speed changes properly Check the operation of outdoor unit fans Thi
2. Enemies EE AUTO RETURN As for the unit opreted with only wired remote controller When 50 degrees or 60 degrees airflow is selected with the LOW fan speed in COOL operation 1Hr will appear right side of the air direction display One hour later the airflow direction returns to 10 degrees automatically and will disap pear If the airflow direction is set to 10 degrees during 1Hr indication the time counting for AUTO RETURN is cancelled 18 4 Detecting abnormalities in the outdoor unit After the compressor has been continuously operated for 3 minutes if the difference between the pipe temperature and room temperature is out of RANGE C for 1 minute the indoor fan speed will turn to LOW Five minutes later if the differ ence is still out of RANGE C the outdoor unit is functioning abnormally Thus the compressor stops and check code P8 appears on remote controller RANGE A Pipe temperature is more than 5 degrees above room temperature RANGE B Pipe temperature is within 5 degrees either way of room temperature RANGE C Pipe temperature is more than 5 degrees below room temperature Pipe temperature minus room temperature degree RANGE A 5 sense 0 RANGE B RANGE C 19 2 2 DRY operation MITSUBISHI ELECTRIC How to operate gt Press POWER ON OFF button Qovorr o E ELE TS 2 Press the MODE button to display aen UEM 8288
3. Outdoor unit 53 Twin Setting 1 Set DIP switch SW6 2 Remove the short circuit connector CN40 Leave it con nected to the No 1 unit No 1 unit No 2 unit FF FF sweTwnype 4321 4321 40 Leave it connected Disconnect Note 1 SW6 default settings are all OFF Note 2 The short circuit connector CN40 is connected by factory Mi SUM MITSUBISHI ELECTRIC CORPORATION HEAD OFFICE MITSUBISHI DENKI BLDG MARUNOUCHI TOKYO100 8310 TELEX J24532 CABLE MELCO TOKYO Copyright 2000 MITSUBISHI ELECTRIC ENGINEERING CO LTD New publication effective Aug 2000 Issued in Aug 2000 NO OC230 325 Specifications subject to change without notice Printed in Japan
4. peL After cutting the pipe with the pipe cutter Combination of indoor outdoor unit deburr the pipe and clean off dirt and foreign Distributor pipe model SDD 50S E materials Outdoor unit Indoor unit The following items must be obtain locally in PU 3 1641 6 addition to the packed parts G Heat insulating sealing tape PU 4 2 2 Extension pipe for refrigerant pipe 10 2 Pipe size and refrigerant pipe limits Outdoor unit Pipe size mm Actual piping leng m Height deffence m Nenad Gas side Liquid side Indoor Indoor Indoor Indoor M UM Outdoor unit side Indoor unit side Outdoor unit side Indoor unit side Outdoor Indoor Outdoor Indoor PU 3 type 15 88 lt 5 8 gt 915 88 lt 5 8 gt 49 52 lt 3 8 gt 49 52 lt 3 8 gt A B B Cl H 20m 1 or less or less less than 8 PU 4S type 19 05 3 4 30m or less 8m or less Note1 The number of bends in the refrigerant pipe is respectively 8 or less in the range of lt A B gt lt A C gt Indoor unit side Indoor unit e Indoor unit Outdoor unit Distribution pipe Packed part Outdoor unit side 52 10 3 Pipe connection 1 Note the following during work Be sure to recheck the combination lt Table1 gt and pipe size Table2 of the outdoor indoor units Observe the refrigerant pipe length limits and no of bend l
5. T7W E12 310 INDOOR CONTROLLER BOARD T7W 520 239 FUSE 250V 6 3A R01 07Y 524 DRAIN PLUG T7W 521 716 TERMINAL BLOCK 3P L N R01 588 255 CAPACITOR 2 0 F X440V T7W E05 202 ROOM TEMPERATURE THERMISTOR T7W E67 480 HEAT EXCHANGER T7W E02 313 POWER BOARD T7W 512 716 TERMINAL BLOCK 2P 1 2 01 07 135 MOTOR COVER meme m mi mk ek a a ek ek ek ek oe ee An mek Ek ek ek ek zn 01 07 038 GUIDE VANE e e 01 07Y 059 ARM T7W 00 675 FAN GUARD R01 50J 317 WIRERLESS ADAPTER CONTROLLER BOARD CONTROLLER COVER BG02V194H05 CONTROLLER CASE BG25B573H05 TERMINAL COVER BG02V195H10 ELECTRICAL PARTS COVER BG00V196G20 SENSOR HOLDER ek mh mk kk ek ek ND RG25C546H06 STRUCTURAL PARTS PK 1 6GKL PK 2GKL o Parts No Parts Name Specifications o Remarks Drawing No Wiring Diagram Symbol Recom mended Q ty R01 89 651 FRONT PANEL R01 A16 500 AIR FILTER R01 07 096 SCREW CAP R01 09 658 R01 07 658 R01 07 635 BOX ASSEMBLY R01 07 808 BACK PLATE ONO RAR OIN R01 07Y 623 UNDER COVER R01 07Y 691 FRONT
6. 5m 16ft 10m 33ft 15m 49ft 20m 66ft 25m 82ft 30m 98ft 35m 115ft 40m 131ft Service Ref Pkire to ose ow ow Pkk to os oos 094 om osm 2 ELECTRICAL DATA 2 1 Rating conditions JISB 8616 GB4706 32 96 Indoor D B 27 C W B 19 C Outdoor D B 35 C W B 24 C Indoor unit 220V 230V 240V 50Hz 1phase Outdoor unit 220V 230V 240V 50Hz 1phase Indoor unit PK 1 6GKL PK 2GKL PK 1 6GKL PK 2GKL PK 1 6GKL PK 2GKL Service Ref Outdoor unit PU 1 6VLJA2 PU 2VJA2 PU 1 6VLJA2 PU 2VJA2 PU 1 6VLJA2 PU 2VJA2 Capacity W 3 900 5 600 3 900 5 600 3 900 5 600 Total Input KW 1 49 2 51 1 54 2 53 1 59 2 55 Input KW 0 07 0 07 0 07 0 07 0 07 0 07 Current A 0 33 0 33 0 33 0 33 0 33 0 33 Starting current A 0 40 0 40 0 40 0 40 0 40 0 40 Input kW 142 2 44 1 47 2 45 1 52 2 48 Current A 6 7 11 3 6 7 11 0 6 9 10 8 Starting current A 30 48 32 50 33 52 3 OUTLET AIR SPEED AND COVERAGE RANGE PK 1 6GKL PK 2GKL Air flow m min 12 12 Air speed m sec 5 3 5 3 Coverage range m ft 10 32 8 10 32 8 The air coverage range is the value up to the position where the air speed is 0 25m sec when air is blown out horizontally from the unit at the Hi notch position The coverage range should be used only as a general guideline since it varies according
7. Auto vane Air outlet e Wireless remote controller When cover is open display ADDRESS display Lights up while transmission to the indoor unit is mode using switches Displays the refrigerant address UNIT NO display Displays the number of unit OS KHD display FUNCTION NO display OPERATION MODE display Operation mode display indicates which oper ation mode is in effect Displays the mode Displays the selection number FUNCTION display SELECTION NO display Lights up when function are set MITSUBISHI ELECTRIC TEST RUN CHECK display CHECK amp TEST RUN display indicates that the unit is being checked or test run AM em 21 e V as ume CH c x T 22 ul M 451 display Displays when batteries are dead N peo 168 Temp ON OFF v ES Mo 0 0 E display The vertical direction of airflow is indicated Bal display FAN SPEED display indicates which fan speed has been selected D display The unit is turned ON and OFF alternately each time the button is pressed When cover is open MODE SELECT button Used to switch the operation mode between cooling drying mode FAN SPEED SELECT button Used to change th
8. Check points The display CENTRALLY CONTROLLED on remote controller dose not disap pear 1 Wrong address setting of remote con troller indoor controller board 2 Timer adapter is connected to the remote controller 3 Signal transmission error between indoor unit and remote controller 1 Check the address setting of remote controller and indoor controller 2 Make sure the timer adapter is used correctly 3 Turn another remote controller s DIP SW17 7 ON to make it sub controller Connect the sub controller to the unit and turn circuit breaker ON If the display centrally controlled disap pears replace the original remote controller If the display remains the same replace the indoor controller board When remote controller POWER button is turned ON the check code EO appears 1 Signal transmission error between indoor unit and remote controller 1 Connect a sub remote controller Turn circuit breaker ON If the display centrally controlled remains replace the indoor controller board If the display disappears turn the remote controller POWER button ON and check as follows Remote controller Sub remote controller Malfunction 1 Operating Display Display of 2 Operating Display Operating Display patunction oi er Malfunction of No Display EO Display indoor Unit and Remote Controller 4 Display Operating Display Malfunc
9. OPERATION PROCEDURE PHOTOS amp ILLUSTRATION 9 REMOVING THE FAN MOTOR Photo 9 1 Remove the terminal block cover 2 Remove the front panel see the photo 1 Motor cover 3 Remove the electrical box see the photo 8 4 4 Remove the nozzle assembly see the photo 7 5 6 Remove the fan motor leg fixing 3 screws Unscrew the set screws using by alankey and remove it by sliding the fan motor to right 7 Remove the 4 screws and remove the motor cover from the fan motor leg Photo 10 Motor cover Er mms E Fan motor wee motor leg 10 REMOVING THE LINE FLOW FAN Photo11 A 1 Remove the terminal block cover 2 Remove the front panel see the photo 1 I 3 Remove the electrical box see the photo 8 Heat exchanger i ra 4 Remove the nozzle assembly see the photo 7 5 Remove the fan motor see the photo 9 s 6 Remove the pipe fixture with 2 screws see the photo12 erection 1 7 Remove the left right screws of the heat exchanger and pull the left hand side up 8 Remove the 2 screws by sliding it toward you remove the fixture fixing bearing The fan motor is removable first when the fan removing is hard When resetting the fan to the fan motor uu Locate and fix the shaft after installing the fan Fixture fixing bearing REMOVING THE HEAT EXCHANGER Photo 12 1 Remove the terminal block cover 2 Remove the front panel se
10. Compressor ON All 3 Auto vane Same as in COOL operation 4 Detecting abnormalities in the outdoor unit An abnormality in the outdoor unit can not be detected in DRY operation 21 2 3 Auto vane control MES ir SUM Qovorr o oe E SBME em lap 8000 668 tal T cum Cococococoo CHECK CA COO TEMP ITIMER ser TESTRUN WIRED REMOTE CONTROLLER OPTION ue Changes by pressing he VAND button 1 COOL DRY operation A MITSUBISHI ELECTRIC WIRELESS REMOTE CONTROLLER 10 3 50 downward 60 downward swing lt How to operate gt To change the air flow direction press VAND button 30 downward D 10 30 50 60 Available in COOL operation with fan speed on HIGH Unavailable in DRY operation If fan speed changes from HIGH to LOW during 30 downward airflow in COOL mode the direction automat ically changes to 10 At the start up of COOL or DRY operation the airflow direction in automatically set to 10 After it can be changed to another direction with VANE button on the remote controller Auto return When 50 or 60 airflow is set with fan speed in LOW 1Hr appears right side of the air direction One hour later the direction changes to 10 degrees automatically and 1Hr disappears Only wired remote controller 22 2
11. e Install the liquid pipe while aligning it with the pipe cover Seal the joint area of the pipe cover with heat insulat ing sealing tape obtain locally 1 Cover the entire refrigerant pipe obtain locally with heat insulating material If connercial heat insulating meterial is used it must be 12mm or thicker 2 As the pipe covers and will shrink slightly due to the high temperature allow lap when installing the heat insulat ing material 10 5 Control wiring for indoor unit Connect the control cables of the indoor units Nos 1 and 2 with the enclosed 2 core cable 12m Connect the 2 core cable 9 to the remote controller terminal in the electrical box of each indoor unit and tighten the screws The polarity is not designated Specifications of each control cable Enclosed with Enclosed with Control cable Prepared by site optional distribu the optional tor pipe 12m remote controller Control circuit voltage DC12V Cable thickness 0 8mm or more 0 3mm or more Polarity Not designated Indoor unit No 1 Indoor unit No 2 Terminal Terminal block Terminal block block for for remote for remote control controller controller 112 112 112 bd eem EE E t leo E 8 E Terminal block Tor r controller control
12. ee Power supply O Sd 50Hz 220 240V os Terminal 1 1 1 kn NOTE For further information refer to the LOSSNAY control switch i i OL S cunt LOSSNXAY technical amp service manual field supplied 26 2 8 Dip switch functions Each figure shows the initial factory setting 1 On remote controller board 1 SW17 Address selector 12345678 ON OFF SW17 1 6 For address setting SW17 7 When two remote controllers are used this switch sets the controller function OFF The remote controller is set as a main controller ON The remote controller is set as a sub controller SW17 8 Switch for system back up OFF Without back up ON With back up 2 SW18 Function selector 12345678 ON SW18 1 Switch for timer OFF Single day ON timer every day SW18 2 Switch for filter sign OFF filter sign absent ON filter sign present SW18 3 Switch for filter sign time setting OFF 100Hr ON 2500Hr SW18 4 Not for use SW18 5 OFF For models with heat pump ON For models with cooling only SW18 6 8 Not for use 2 On indoor controller board 1 SW1 Mode selector 123456728910 ON OFF SW1 1 Switch that changes between FAN mode and AUTO mode OFF AUTO mode for models with heat pump ON Fan mode for models with heat pump SW1 2 Not for use SW1 3 Switch to change the temperature to start coil frost prevention OFF 1 C ON 3 C Not for use Not for use SW1 6 Not for use Switch f
13. 4 TIMER operation 1 WIRED REMOTE CONTROLLER OPTION Timer function AUTO STOP eese The air conditioner stops after the set time lapses AUTO START eves The air conditioner starts after the set time lapses AUTO OFF seese Timer is not active Er v dps an lt How to operate gt BESS 1 Press POWER ON OFF button 2 Press button to select AUTO STOP or AUTO START 3 Press 6 8 8 button to set desired time Time setting is in 1 hour units for up to 24 hours Each time HOURS button is pressed set time increases by 1 hour When HOURS button is pressed and held the set time increases by 1 hour every 0 5 seconds 4 To cancel the timer operation press POWER ON OFF button E REMOTE CONTROLLER PAR ICA lt Timer setting example gt OFF ridi 171 1 This setting will stop the air conditioner in 8 hours 1 1 a ah EIN With the lapse of time time display changes in 1 hour units showing remaining time 2 WIRELESS REMOTE CONTROLLER How to operate gt Press the ON OFF button to turn it ON Press the STOP or START button TIMER SET Time can be set while the following symbol is displayed OFF timer v O is displayed ON timer 9 a is displayed Use the HR jand MIN buttons to set the desired time Cancelling the timer To cancel the OFF timer press the STOP button To cancel the ON timer press the START button
14. External finish Munsell 5Y 7 1 Munsell 5Y 7 1 Refrigerant control Capillary tube Capillary tube Compressor Hermetic Hermetic Model RH247VFC NHJ41VMD Motor output 1 2 2 0 Starter type Line start Line start Protection devices Inner thermostat HP LP switch Heat exchanger Plate fin coil Plate fin coil OUTDOOR UNIT Fan Fan drive x No Propeller direct x 1 Propeller direct x 1 Fan motor output kW 0 065 0 065 Airflow m3 min CFM 45 1588 45 1588 Defrost method Noise level 2 dB 49 49 mm in 870 34 1 4 870 34 1 4 Dimensions mm in 295 11 5 8 295 11 5 8 mm in 650 25 5 8 650 25 5 8 Weight kg Ibs 45 99 60 132 Crankcase heater 32 38 Refrigerant Charge kg Ibs R 22 1 3 2 9 R 22 1 78 3 9 Liquid mm in 9 52 3 8 9 52 3 8 Pipe size O D Gas mm in 15 88 5 8 15 88 5 8 Indoor side Flared Flared Connection method Outdoor side Flared Flared Between the indoor amp Height difference REFRIGERANT PIPING x3 Max 15m x3 Max 20m outdoor units Piping length 1 Refrigerant piping length one way 5m 16ft x3 Max 20m X2 Noise level is measured in an unacoustic room based on JIS 78731 conditions x3 Up to 20m it is unnecessar
15. Set screws 2 Remove the 2 screws of the vane motor disconnect the x Qs lead wire and remove the vane motor from the shaft Lead wire 6 REMOVING THE THERMISTOR 1 Removing the room temperature thermistor RT1 Disconnect the connector CN20 red on the indoor controller board Remove the room temperature thermistor from the holder 2 Removing the pipe temperature thermistor RT2 temperature Disconnect the connector CN21 lt white gt on the controller thermistor board Remove the pipe temperature thermistor with set to the Room pipe temperature thermistor REMOVING THE NOZZLE ASSEMBLY 1 Disconnect the connector CN6V on the controller board 2 Disconnect the lead wire of the vane motor 3 Remove the corner cover 4 Pull the drain hose out from the nozzle assembly 5 Unhook the hook of the lower nozzle assembly and pull the nozzle assembly toward you then remove the nozzle assembly by sliding it down Hooks Drain hose Nozzle assembly Corner cover 8 REMOVING THE ELECTRICAL BOX Remove the terminal block cover Remove the front panel see the photo 1 ia EE CS Vane motor Disconnect the vane motor connector SL cen connector Disconnect the fan motor connector from the fan motor 4 Remove the pipe thermistor and the room temperature thermistor see the photo 6 6 Remove the electrical box 2 screws temperature thermistor Electrical box Fan motor connector 41
16. W 3 900 5 600 Total input 1 kW 1 49 1 59 2 51 2 55 Service Ref PK 1 6GKL PK 2GKL Power supply phase cycle voltage Single 50Hz 220 240V Single 50Hz 220 240V Input 0 07 0 07 Running current Power factor 0 33 96 88 0 33 96 88 Starting current 0 4 0 4 External finish Munsell 0 70Y 8 59 0 97 Munsell 0 70Y 8 59 0 97 Heat exchanger Plate fin coil Plate fin coil Fan Fan drive x No Line flow direct x 1 Line flow direct x 1 kW Fan motor output 0 030 0 030 Airflow Low High m min CFM 9 12 318 424 9 12 318 424 External static pressure Pa mmAq 0 direct blow 0 direct blow INDOOR UNIT Booster heater Operation control amp Thermostat Wireless remote controller amp Built in Wireless remote controller amp Built in Noise level Low High 2 36 43 36 43 Cond drain conn 1 0 20 13 16 20 13 16 990 39 990 39 Dimensions 235 9 1 4 235 9 1 4 340 13 3 8 340 13 3 8 Weight 16 85 16 35 Service Ref PU 1 6VLJA2 PU 2VJA Power supply phase cycle voltage Single 50Hz 220 240V Single 50Hz 220 240V Input 1 42 1 52 2 44 2 48 Running current Power factor 6 7 6 9 97 92 11 3 10 8 98 96 Starting current 30 33 48 52
17. block is poorly connected 5 MR SLIM LOSSNAY INTERLOCK OPERATION Symptoms that are not malfunctions gt If any of the following symptoms occur they are not malfunctions Symptom Cause LOSSNAY control switch does not work LOSSNAY control switch can not work during interlock opera tion LOSSNAY control switch is effective only while Mr SLIM is not operating LOSSNAY air speed can not be controlled in interlock opera tion LOSSNAY fan speed is fixed to HIGH during interlock opera tion LOSSNAY fan speed LOW HIGH can be switched only during LOSSNAY individual operation with the LOSSNAY control switch For LOSSNAY troubleshooting refer to the LOSSNAY technical amp service manual 33 6 How to check the parts PK 1 6GKL PK 2GKL Parts name Check points Room temperature Disconnect the connector then measure the resistance using a tester thermistor RT1 Surrounding temperature 10 C 30 C Pipe temperatuer RT2 Normal Abnormal Refer to the th ist 4 3kQ 9 6kQ Open or short Maiar 10 Fan motor MF Measure the resistance between the terminals using a tester Relay connector N Motor terminal orma 1 or PK GKL Abnormal Relay connector 1 6 2 H3 Red Black 141 20 White Black 131 50 Prot
18. cable 1 P 5 5 core cable 1 P Length 2m 6 7 Length 2m 6 7 6 2 Connection method Connection and wiring methods differ with the type of the indoor unit used Confirm the type before carrying out the work 1 Connections in the adapter box 1 Connect the power supply cord to the terminal block and fix it in place with a tie wrap Connect a single phase 200V AC 220 230 240V to OW As is the GND terminal be sure to ground the earth wire 2 Connect the transmission line to the transmission terminal block and fix it in place with a tie wrap when a centralized remote controller is being used CAUTION Never connect the power supply cord to the transmission terminal block Fig 1 Fig 2 o o TERMINAL BLOCK alslalslalalelalel CN22 i FOR Swi swt TRANS TRANSMISSION S Dip switch TRANS _CN1 es Nao GND CN50 CN40 TERMINAL BLOCK FOR POWER Tie wrap SUPPLY Terminal block for POWER transmission to 5A program timer or L SUPPLY centralized remote 4 controller 9 Tie wrap Transmission cord POWER SUPPLY CORD TRANS
19. go gt Remote controller Remote controller indicator lamp OFF trouble display NO DRY operation 6 4 Indoor side FAN operation FanSTOP Outdoor side 41 5 Compressor OFF FanSTOP 1 In addition the centralized control and remote control can be operated 2 The modes which indicate the sources of trouble are listed below EO Signal transmitting receiving error P1 Room temperature thermistor malfunction P2 Pipe temperature thermistor malfunction P4 Drain sensor malfunction P5 Drain overflow P6 Coil frost P7 System error P8 Outdoor unit trouble x3 The CHECK switch will indicate if an error has occurred in the past 4 Fan runs on low speed for 1 minute in order to remove overheat air x5 The 3 minute time delay functions after compressor stops x6 In FAN mode fan speed and vane operation depend on the remote controller setting Compressor is OFF 13 COOLING OPERATION COOL operation Initial COOLIN YES initial ing 8 Vane se Vane 50 deg downward ang 60 deg downward ang Vane setting notch Vane horizontal 9 Compressor thermostat ON NO Allowance cancel NO YES NO YES minute compressor operation 0 minut compressor operation NO Allowance period 6 minut
20. operate for 6 more min utes and then stop for 3 minutes If the room temperature thermistor reads above 26 C 28 C with thermostat ON the compressor will operate for 4 more minutes and then stop for 3 minutes If the room temperature thermistor reads 24 C 26 C with thermostat ON the compressor will operate for 2 more min utes and then stop for 3 minutes If the room temperature thermistor reads below 24 C with thermostat ON the compressor will stop for minutes If the thermostat is OFF regardless of room temperature the compressor will stop for 10 minutes Coil frost protection Coil frost protection in DRY operation is the same as in COOL operation Coil frost prevention Coil frost prevention does not operate in DRY operation 2 Indoor fan control The indoor fan runs on LOW speed during compressor operation The fan speed cannot be changed with the remote con troller Also the fan runs on LOW speed when the pipe temperature is 6 C or more or the compressor is OFF and the pipe temperature is below 6 C a During compressor OFF When the pipe temperature is 6 C or above the indoor fan will stop When the pipe temperature is below 6 C the indoor fan will run on LOW speed b During compressor ON The indoor fan runs on LOW speed Dry mode The fan notch is controlled by the pipe temperature every 30 seconds Fan control in DRY operation Pipe temp 6 C or more Compressor OFF Below 6 C
21. period has ended 1 Compressor control 3 minute time delay To prevent overload the compressor will not start within 3 minutes after stop The compressor runs when room temperature is higher than set temperature The compressor stops when room temperature is equal to or lower than the set temperature The compressor maintains the previous state when the discharge temperature minus the set temperature is 0 C or more or lower than 1 C The compressor stops in check mode or during protective functions Coil frost prevention To prevent indoor coil frost the compressor will stop when the pipe temperature thermistor RT2 reads 1 C or below after the compressor has been continuously operated for at least 16 minutes or more When the pipe temperature rises to 10 C or above the compressor will start in a 3 minute X2 time delay 2 When the pipe temperature is 1 C or less the compressor starts in 6 minutes NOTE By turning OFF the dip switch SW1 3 on indoor controller board the start temperature of coil frost prevention changes from 1 C to 3 C 17 Coil frost protection When indoor coil temperature becomes 15 C or below coil frost protection will proceed as follows Start condition After the compressor has been continuously operated for 3 minutes or more and the indoor coil temperature has been 15 C or below for 3 minutes the coil frost protection will start Coil frost protection Compressor sto
22. remote control display board Individual control by each remote controller is also possi ble Auto restart function See page 39 Circuit breaker E Remote controller 35 A unit can be started or stopped with the circuit breaker on or off Remote controller is also available With this function when the power is restored after power failure the unit will restart automatically However when the remote controller POWER ON OFF button is OFF the unit will not start 2 GROUP CONTROL WITH A SINGLE REMOTE CONTROLLER A maximum of 50 units can be started in order according to the dip switch settings 2 1 How to wire 1 Connect the remote controller to the double terminal block on the indoor controller board of the master unit No 0 unit See Figure 1 2 Connect the double terminal block of the master unit to the double terminal block of No 1 unit 3 Connect the double terminal block of No 1 unit to the dou ble terminal block of No 2 unit 4 Continue the process until all the units are connected with two wire cables See Figure 2 5 Remove the connector CN40 from the indoor controller board of each unit except the master unit See Figure 3 6 Set the unit address of each unit with SW2 on the indoor controller board following the instructions below 2 2 How to set unit address The unit address also serves as a successive start timer which starts ea
23. timer Use BYPASS when a program timer is not connected ACTIVE fan T The switch turns ON OFF operational This display indicates the operational sta instructions from the program timer tus of all connected units either by steady automatically lighting or by flashing BYPASS ON OFF Operation is by the central ized remote controller only Initial setting is BYPASS Independent DUAL CENTRAL and ACTIVE BYPASS setting of all the groups is possible When the power supply to the centralized remote controller is cut due to power failure all settings will return to original DUAL and BYPASS 48 CENTRAL ON OFF switching by the accessory remote controller is invalidated Control is by the centralized remote controller only Initial setting is DUAL LCD Matrix Display 5 3 Connection method 1 Connections in the power supply cord 1 Connect the power supply cord to the power supply terminal block and fix it in place with a tie wrap Connect a single phase 200V AC 220 230 240V to D As Bis the GND terminal be sure to ground the earth wire 2 Connect the transmission line to the transmission terminal block and fix it in place with a tie wrap Use a 01 6 AWG 14 or above two wire cable for the transmission line CAUTION Never connect the power supply cord to the transmission terminal block TERMINAL BLOCK TERMINAL BLOCK FOR TRANSMISSION OF POWER
24. to the size of the room and the furni ture inside the room 4 STANDARD OPERATION DATA Service Ref PK 1 6GKL PK 2GKL Mode Cooling Cooling Capacity 3 900 5 600 Input 1 49 2 51 Indoor unit Service Ref PK 1 6GKL PK 2GKL Phase Hz 1 50 1 50 Volts 220 Amperes A 0 33 0 33 Outdoor unit Service Ref PU 1 6VLJA2 PU 2VJA2 Electrical circuit Phase Hz 1 50 1 50 Volts 220 Amperes Discharge pressure ay Suction pressure Discharge temperature Condensing temperature Suction temperature Refrigerant circuit Ref pipe length Intake air temperature Indoor side Discharge air temperature Intake air temperature od ae ed sie SHF BF The unit of pressure has been changed to Mpa on the international system of unit SI unit system The converted score against the traditional unit system can be gotten according to the formula below 1 Mpa 10 2 kg cm 5 NOISE CRITERION CURVES PK 1 6GKL NOTCH SPL dB LINE PK 2GKL B Lo 36 A 90 I I T 80 I I I T tr ae 1 ME a I i d Q f 1 i o T i I i a 7 B t 4INC 70 f 8 1 F F i i I 8 60 i u
25. units installed at different locations can be started and controlled with a single remote controller The remote controller can be mounted in a different location using a non polar two wire cable which can be extended up to 500m A maximum of 50 units can be controlled with a single remote controller All units operate in the same mode All units can be turned on or off simultaneously using a remote ON OFF switch Also each unit can be controlled individually by each remote controller Dunning remote ON OFF control a message of CENTRALLY CON TROLLED is displayed on the LCD of the remote con troller This is available for both one unit control and several units control Individual control by grouping remote controllers See page 38 Unit Remote controller Unit Unit By grouping the remote controllers in one place several units installed at different locations can be controlled indi vidually and operation conditions of all units are visible without a special control board The control method is the same as that of the single unit with a single remote con troller Multiple remote control display See page 39 Multiple remote controller adapter PAC SA88HA E is needed Remote controll display board Remote controller Several units can be controlled with a remote control dis play board Operation conditions of all the units are visi ble with the
26. 1 6GKL PK 2GKL Service Ref PK 1 6GKL PK 2GKL Service Ref PK 1 6GKL PK 2GKL Temperature CC CF 6 C F Temperature C CF C CF Outdoor D B Indoor W B 1 T L Outdoor D B Indoor W B 16 C 60 8 18 C 644 19 C 66 2 19 4 C 67 20 C 22 C 16 C 18 C 19 C 19 4 C 20 C 22 C 16 C 18 C 19 C 19 4 C 20 C 22 C 16 C 18 C 19 C 19 4 C 20 C 22 C 16 C 18 C 19 C 19 4 C 20 C 22 C 16 C 18 C 19 C 19 4 C 20 C 22 C 16 C 60 8 F 18C 6447 Nj SSS Nj SSS Nj Boo Nj Evaporator airflow CMM Bypass factors S H F at rating conditions ON DE OO Oor SET OP 00 1009 LTO 00 60 EI 2 00 02 00 A DE Denon nmm SUCHT Sn Dor zm gm TESTE a a l2ggo olggololggotolggoo l Notes 1 T C Total capacity KW kcal h kW x860 Btu h 4x kW x860 C F T I Correction factors of Total input Indoor unit input Outdoor unit input 2 F 32 9 5 C 3 Guaranteed operating range cooling Lower limit Indoor D B 21 C 70 F W B 15 5 C 60 F Outdoor D B 21 C 70 F Upper limit Indoor D B 35 C 95 F W B 22 5 72 5 F Outdoor D B 46 C 115 F Outdoor D B 52 125 5 COOLING CAPACITY correction factors 50Hz Refrigerant piping length one way
27. Drain pipe VP 20 Model Liquid pipe Gas pipe 1 66 2 3 8F 5 8F Installation plate Details of installation plate balance porthole 14 d14hole eve 12 7 ge Allowing clearances for bolts t 263 Front view 49 d5hole for tapping screw Left rear piping hole Knock out hole for Knock out hole for Right rear left rear piping right rear piping piping hole Model Sleeve 1 Through hole 16 2 290 490 4100 1 Sleeves are available on the market 2 This size shows the lower end of through hole 10 Right side 2 30 more Jf 50 or more 180 or more 7 Less than 130 150 or more Necessary clearance for Unit installation 5 WIRING DIAGRAM PK 1 6GKL PK 2GKL SYMBOL NAME SYMBOL NAME SYMBOL NAME P B INDOOR POWER BOARD X4 RELAY FAN MOTOR R B REMOTE CONTROLLER BOARD OPTION LB INDOOR CONTROLLER BOARD F1 F2 FUSE 6 3V 250V CN1 CONNECTOR PROGRAM TIMER CN2L CONNECTOR LOSSNAY ZNR VARISTOR CN2 CONNECTOR REMOTE SWITCH CN51_ CONNECTOR CENTRALLY CONTROL LED1 LED DC 12V POWER SW17__ SWITCH ADDRESS SELECTOR FC FAN PHASE CONTROL LED2 LED DC 5V POWER SW18 _ SWITCH FUNCTION SELECTOR swi SWITCH FUNCTION SELECTOR CAPACITOR FAN MOTOR W B WIRELESS REMOTE CONTROLLER BOARD SW2 SWITCH ADDRESS SE
28. FORMER Wiring has to be changed when 200V power supply is used 2 When the centralized remote controller is used set the address number with the dip switch SW1 of the program timer adapter 50 3 Connections from adaptor Fig 3 To program timer or Adaptor centralized remote 200 240 controller Q CN30 CN50 3 core cable 5 core cable 5 OO 1 Remote controller Indoor unit Max length of each calbe is 10m 6 3 Dimensions Unit mm Fig 4 70 220 22 86 2X2 2 9 8 7 74 30 200 7 Wired remote controller and terminl bed for remote controller PAR JA240KAT E 8 Remote Sensor PAC SE41TS E 10 MULTI DISTRIBUTION PIPE FOR TWIN 50 50 Part No SDD 50S E Indoor unit PK 1 6GKL 2GKL Applicable Service Ref Outdoor unit PU 3 4 type 10 1 Parts included Installation manual Installation manual Gas pipe Liquid pipe pipe Pipe cover Gas pipe Pipe cover Liquid pipe cover Liquid pipe 2 core cable 12m Joint pipe 91pc G1pc Otpc Opec The gas pipe and liquid pipe are specified as shown below Gas pipe Liquid pipe Model indication lt pe n p zo T ID ne N ID 415 88 outdoor unit side ID 9 52 outdoor unit side indoor unit side indoor unit side
29. GRILLE R01 07Y 092 VANE SLEEVE R01 07Y 002 AUTO VANE T7W E04 714 WIRELESS REMOTE CONTROLLER T7W E01 049 WIRELESS REMOTE CONTROLLER DOOR R01 07Y 050 BATTERY COVER R01 07Y 075 WIRELESS REMOTE CONTROLLER HOLDER R01 24K 658 RECEIVING UNIT T7W E04 713 REMOTE CONTROLLER T7W E03 049 REMOTE CONTROLLER COVER 45 h mk h mh ee ee ee ee OJ ND 13 OPTIONAL PARTS 1 REFRIGERANT PIPES Service Ref PK 1 6GKL PK 2GKL PAC 05FFS E PAC 07FFS E PAC 10FFS E PAC 15FFS E Pipe length Pipe size O D Liquid 29 52 Gas 15 88 Connection method Indoor unit Flared Outdoor unit Flared Note 1 How to connect refrigerant pipes Factory supplied optional refrigerant pipings contain refrigerant at the above atmospheric pressures As long as the connection takes no more than 5 minutes no air will enter and there will be no need for air purging Remove the blind caps and make the connections within 5 minutes After the connections for the indoor and outdoor units are made open the stop valve on the outdoor unit to allow refrigerant gas to flow If piping length exceeds 20m an additional charge of refrigerant is needed Note 2 The following main parts are contained in the optional refrigerant piping kit Heat insulating cover vinyl tapes nipples sleeve and flange for wall hole 2 TIMER When using a progra
30. HER TROUBLES AND CAUSES Vanes do not work Vane motor does not work Connector is poorly connected ufi nane motor is damaged Vane motor relay is damaged Vane motor is poorly assembled Indoor controller board is damaged Unit stops after 5 to 20 seconds operation Air discharge display lt Indoor controller board is OFF and deems the auto vanes button does not oper are not attached to the ate unit Horizontal angle can not be detected In this case remote controller is normal Power ON OFF button CI Beep sound is heard is not available but display is turned OFF Beep sound is not heard C Remote controller is damaged and display remains OFF CENTRALLY CONTROLLED is displayed Protection function is working 1 Refer to check code on remote controller display See page 32 damaged m Indoor controller is 1 Indoor outdoor connect Dip switch setting is wrong Indoor controller is damaged Vane motor is dam C L vane motor is damaged aged Auto vane is wired after power is turned to ON ing wire is connected incorrectly Indoor outdoor connect ing wire shorts Compressor protector is damaged Outdoor controller board is defective Transmission wire is Transmission wire is poorly connected damaged Connector is poorly connected Indoor terminal block is poorly connected Remote controller ter minal
31. How to connect program timer 1 Install the program timer next to the remote controller the same way as the remote controller is installed 2 Connect the program timer and the remote controller with a 5 wire cable as shown in the figure below Connect to indoor unit 2 wire cable MITSUBISHI ELECTRIC oeoo SS a E xn SSS ps Use 5 wire cable Connect to CN1 2 4 Names and functions lt PAC SC32PTA gt Connect to CN1 NOTE While the program timer is connected to the remote controller the 24hour ON OFF timer on the remote controller will not operate WEEKLY TIMER SETTING DISPLAY Used for selection of if or not the day opera tion pattern set by PATTERN SETTING is to be applied in weekly day unit setting SET MONITOR DISPLAY During SET is display clock adjustment change of weekly day daily and weekly timer setting can be performed During MONITOR is display all switches except SET MONITOR SW are invalidated This is normal status CURRENT TIME DISPLAY During MONITOR status current time is display During Daily timer setting a time desire for timer setting is displayed SET BACK DISPLAY Indicates the setting set back range DAILY TIMER SETTING DISPLAY 24 hours is divided into 48 blocks and each block express 30 minutes The block display consi
32. LECTOR MF FAN MOTOR RU RECEIVING UNIT SW3 SWITCH EMERGENCY OPERATION MV VANE MOTOR BZ BUZZER SW5 SWITCH MODEL SELECTOR TB2 TB6 TERMINAL BLOCK LED1 LED RUN INDICATOR SW6 SWITCH TWIN TRIPLE SELECTOR RT1 ROOM TEMPERATURE THERMISTOR Sw2 SWITCH COOLING ON OFF SW7 SWITCH MODEL SELECTOR OC 15kQ 25 C 5 4kQ DETECT SW8 SWITCH OPTION RT2 PIPE TEMPERATURE THERMISTOR LIQUID SW9 _ SWITCH MODEL SELECTOR 15kQ 25 C 5 4kQ DETECT RES 1 AC220 240V 50Hz 1802 LED swa 509 CENTRALLY REMOCON Re CONTROL OFF OFF CNS 40 i CN22 2 12345 C n Few Sw SW6 5 ORAIN PIPE INTAKE o FTH Lm PITT on 20 OFF OFF WHT RED 123456 1234 123456 1234567890 1234 123 OUTDOOR UNIT 1 Since the indoor fan motor MF is connected with 230 240V power If 220V power is used change the dip switch SW8 on the indoor controller board as NOTES shown in fig 2 Swa SW8 fig 2 ndoor fan motor MF for 220V ON L ON gt OFF 123456 OFF 123456 2 Since the outdoor side electric wiring may change be sure to check the outdoor unit electric wiring for servicing 3 Symbols used in wiring diagram above are Connector Terminal block 4 Emergency operation If remote controller or microcomput
33. MITSUBISHI ELECTRIC SPLIT TYPE AIR CONDITIONERS ADVANCED AND EVER ADVANCING MITSUBISHI ELECTRIC 2000 No OC230 TECHNICAL amp SERVICE MANUAL Series PK Indoor unit Model names PK 1 6GKL PK 2GKL Wall Mounted Service Ref PK 1 6GKL PK 2GKL This manual does not cover the following outdoor units When servicing them please refer to the service manual No OC127 Revised Edition A and this manual in a set Service Ref PU 1 6VLJA PU 2VJA2 CONTENTS 1 PART NAMES AND FUNCTIONS 2 2 SPECIEICATIONS RERUM 4 3 DATA eee etn 6 4 OUTLINES AND DIMENSIONS 10 Indoor unit 5 WIRING DIAGRAM 2 11 6 REFRIGERANT SYSTEM 12 7 OPERATION FLOW CHART 13 8 MICROPROCESSOR CONTROL 16 9 TROUBLESHOOTING nnee ennen 29 10 SYSTEM CONTROL 35 11 DISASSEMBLY PROCEDURE 40 19 PARTS LIST erre rr 44 13 OPTIONAL PARTS Mme 46 Remote controller MSM 1 PART NAMES AND FUNCTIONS Indoor Unit Filter Air intake grille Air intake Guide vane
34. S CONTROLLER DUAL OPERATION CENTRAL DUAL CENTRAL CONTROLLER DUAL DUAL CENTRAL OPERATION CENTRAL ade MITSUBISHI ELECTRIC m POWER ON OFF switch Operation ON OFF switch 5 2 Functions ENGAGED indicator When this indicator is lit transmission is in progress and all switches are inoperative ABACK WAHEAD buttons These buttons are used to designate the attached unit s They designate DUAL CENTRAL switch the unit to be centrally controlled This change over switch governing the operation of the accessory remote con troller ENGAGED GROUP 88 12345678910 POWER ON OFF When group 00 is designated col lective ON OFF instruction is sent to all units GROUP SELECTION DUAL Instructions from both the accessory remote controller and the centralized remote controller are valid Priority given to the last instruction received active Bypass PROGRAM MOS CONTROLLER DUAL DUAL CENTRAL OPERATION CENTRAL e When group 01 164 is designated ON OFF instruction is sent to the des ignated units only ate MITSUBISHI ELECTRIC ACTIVE BYPASS switch This is a change over switch for the program timer It selects timer operation on the pro gram
35. SUPPLY o Transmission eA EN 7 LH TRANSFORMER p r Tie wrap POWER SUPPLY Tie wrap Wiring has to be changed when a 200 230 or 240V power is used 2 Connection method of centralized remote controller and power supply board 1 Connect the centralized remote controller and power supply board with a non polar two wire cable Power supply board box To adaptor s terminal block Centralized remote controller Non polar two wire cable To adaptor s terminal block 2 Wiring diagram 3 Be sure to set the maximum address number with the dip switch SW17 on the centralized remote controller M y EE YAHEAD oY Ile Centralized Dip switch remote controller Power supply SW17 board 49 6 PROGRAM TIMER ADAPTER This adapter is needed when a program timer PAC SC32PTA or a centralized remote controller PAC 805RC is used Part No PAC 825AD 6 1 Parts included ADAPTER 1P 2 3 core cable Cn 1P 9 3 core cable nn 1P Length 2m 6 7 Length 2m 6 7 4
36. ceiver and make sure that you will hear a short beep from the receiver When the other than main unit is operated by the wireless remote controller the receiver beeps an ineffectual beep 3 times 31 Diagnosis of malfunction Cause Check points Signal transmitting receiving error Indoor controller does not respond to remote controller signal During individual unit control 1 Bad contact of transmission wire 2 Signal transmitting receiving cir cuit is abnormal 1 Check the transmission wire 2 Check with another remote controller If EO is still indicated replace the indoor controller board If other check code appears replace the origi nal remote controller Abnormality of room temper ature thermistor RT1 1 Bad contact of thermistor 2 Damaged thermistor Abnormality of pipe tempera ture thermistor RT2 1 Check the thermistor 2 Measure the resistance of the thermistor Normal resistance should be as follows 15kO0 30C 9 6kQ 40 C If the resistance is normal replace the indoor controller board Signal transmission error Remote controller does not respond to indoor controller signal 1 Bad contact of transmission wire 2 Signal transmitting receiving cir cuit is abnormal 3 Wrong operation due to noise wave emitted by other appli ances 1 Check the transmission wire 2 Check with another remote controller If P3 is still ind
37. ch unit at intervals of 1 second If two or more units have the same unit address in a group control operation stops due to system error Be sure to set SW2 correctly following the instructions below 1 Each lever of SW2 shows the number as follows SW2 1 1 SW2 4 8 SW2 2 2 SW2 5 16 SW2 3 4 SW2 6 32 2 Total number of levers turned to ON shows the address of the unit For example to set No 3 unit turn ON SW2 1 and SW2 2 3 In this way set from the master unit to the last unit Do not forget to set the master No 0 unit Setting examples Figure 1 a To remote controller To next unit Master unit electrical box Next unit electrical box Figure 2 To next unit The last unit dose not have this wire Master No 1 unit No 2 unit unit 2 wire cable Last unit Figure 3 Indoor controller board v Should be removed from all units other than unitNo 0 Master Unit CN40 Master No 0 unit 1 unit No 2 unit No 4 unit No 8 unit No 16 unit No 32 unit ALL OFF 1 ON 2 ON Unit address amp start delay in seconds 3 ON 4 ON 2 3 Unit control The remote controller can control all units ON OFF temperature air flow and swing louver However the thermostat in each unit turns ON or OFF individually to adju
38. ching AUTO Vane selector AIR DISCHARGE switching TEST RUN switching CHECK mode switching Self diagnostic trouble shooting Indoor unit UUU UUU INPUT from indoor unit Room temperature thermistor RT1 Pipe temperature thermistor RT2 OUTPUT to indoor unit Auto vane s angle setting Emergency stop Independent Control of Outdoor Unit Compressor protection device working Crankcase heater control ON OFF Non polar two wire cable Remote controller board OUTPUT to remote controller Processes and transmits orders lt lt Non polar two wire cable maximum length 500 meters WIRED only Signal 12VDC gt Indoor controller board neeme fite SUI CENTRALLY CONTROLLED inr 60 BSc ED kd PM e D 58 anas anA ED BY CO CO COC b f Co P TEMP SETI TEST RUN ges E2 CY O WIRED REMOTE CONTROLLER OPTION Receives orders from remote controller and temperature data from indoor unit Processes orders and data Controls indoor and outdoor operation Self diagnostic function System control operation Emergency operation Set by dip switch on indoor controller board Transmits
39. controller LOSSNAY control switch PZ 05SLBe E 2 LOSSNAY models connectable to Mr SLIM are LGH 15RS E LGH 50RS E LGH 25RS E LGH 80RS E LGH 35RS E LGH 100RS E 3 Required parts are Relay box PZ 12RB E Contact capacity 10A Remote display adapter PAC SA88HA E An optional part for Mr SLIM L OSSNAY control switch PZ 05SLB2 E For LOSSNAY individual operation 4 Operation LOSSNAY turns ON OFF according to Mr SLIM ON OFF While Mr SLIM is OFF LOSSNAY individual operation is available by using the LOSSNAY control switch When Mr SLIM turns OFF with the LOSSNAY control switch at ON LOSSNAY will continue to operate 5 Wiring When the LOSSNAY control switch is used When the LOSSNAY control switch is not used Mr SLIM MEI IT R os Power supply Relay box for Mr SLIM pos PZ 12RB E LOSSNAY Indoor controller d ER 7 Remote oh amp Terminal block A B HIGH N ll conte er _ Connector _ 4 2 1 ORN LOW o RED i E Insulation Relay box y HIGH is needed PZ 12RB E Mr SLIM 1 oP CN51 7 Circuit N 12V breaker 5 T DAMPER onnecting wire ORN 0 13mm or over Y DAMPER Connecting wire 52 wet i 220 240V AC solid wire Neo 1 6 or 62 0 field supplied 1 Circuit breaker J field supplied
40. e time delay Allowance set Coil frost protection Pipe temperature is 10 C or higher Derrosing protection detection temperature 1 C or lowe NO _ YES FAN speed LOW FAN speed YES an LOW 5 min NO 6 minute lapse compressor NO operatio EUR SARA unit minute minute trouble YES time delay time delay Indoor pip YES temperature is C or lowe NO Coil frost Coil frost prevention prevention release Pit Compressor ON Compressor OFF v v v 9 8 When operation stops or changes to cooling or dry mode the auto vane turns to a horizontal angle If operation changes during auto vane SWING the auto vane will continue to swing 9 When operating TEST RUN the thermostat will be continuously ON 10After minute compressor operation if the pipe temperature thermistor reads 15 C or below for minutes the compres sor will stop for 6 minutes 11Heating area Pipe temperature is more than 5 degrees above the room temperature Cooling area Pipe temperature is more than 5 degrees below the room temperature FAN area 14 Pipe temperature is within 5 degrees either way of the room temperature DRY OPERATION DRY operation NO I
41. e fan speed VANE CONTROL button Used to change the airflow direction display SET TEMP display indicates desired tempera ture set CLOCK display Displays the current time display Flashes when the current time is displayed TIMER display Displays when in timer operation or when set ting timer 4 4 display Displays the order of timer operation I O display Displays whether timer is on or off v display Displays when the current time and the timer time can be changed 0g TEMP button SET TEMPERATURE button sets any desired room temperature TIMER CONTROL buttons STOP OFF timer when this switch is set the air conditioner will be automatically stopped at the preset time START ON timer when this switch is set the air conditioner will be automatically started at the preset time HR and MIN buttons Buttons used to set the hour and minute of the current time and timer settings button RESET button 2 SPECIFICATIONS 1 STANDARD SPECIFICATION Service Ref Item PK 1 6GKL PK 2GKL Indoor Outdoor W B C 27 19 0 C 35 24 C 27 19 0 C 35 24 C Condition Cooling JIS B8616 GB4706 32 96 Cooling JIS B8616 GB4706 32 96 Btu h 13 300 19 100 Capacity 1 pacity
42. e the photo 1 Remove the electrical box see the photo 8 Remove the corner box Remove the nozzle assembly see the photo 7 Remove the 2 screws and the pipe fixture Set screw Remove the 2 screws and heat exchanger 3 4 5 6 7 Pipe fixture Set screws 42 OPERATION PROCEDURE PHOTOS amp ILLUSTRATION 12 REMOVING the SIGNAL RECEIVING P C BOARD Photo 13 1 Remove the terminal block cover 2 Disconnect the connector yellow for the wireless remote controller Set screws 3 Remove the front panel see the photo 1 4 Remove the 2 screws and signal receiving p c board cover 5 Remove the signal receiving p c board Signal receiving p c board cover Photo 14 Signal receiving p c board 43 12 PARTS LIST PK 1 6GKL 2 Parts No Parts Name Specifications 29 PKH 1 6GKL 2GKL Remarks Drawing No Wiring Diagram Symbol Recom mended Q ty T7W A01 762 FAN MOTOR PM4V30 K R01 07 114 LINE FLOW FAN R01 07 105 RUBBER MOUNT R01 07 106 BEARING SUPPORT R01 005 103 SLEEVE BEARING R01 07 102 BEARING MOUNT R01 07 130 MOTOR SUPPORT T7W E13 530 NOZZLE OON OA RAR OJIN T7W E06 202 PIPE TEMPERATUER THERMISTOR R01 09Y 038 GUIDE VANE T7W E13 223 VANE MOTOR R01 07Y 527 DRAIN HOSE
43. ector Vane motor MV Measure the resistance between the terminals using a tester Surrounding temperature 20 C 30 C 4 Abnormal 5175 Brown Yellow 2 Pink B Bi rown Blue 8 3 186 2140 Open or short mm Red Orange Connector 1316 J 1 Red Pink lt Thermistor Characteristic graph gt lt Thermistor for lower temperature gt 50 Tomo Room temperature thermistor RT1 lower temperature Pipe temperature thermistor RT2 40 Thermistor Ro 15kQ 3 G Fixed number of B 3480kQ 296 2 1 1 j Rt 15exp 3480 B 273 273 oC 15 10 9 6 20 6 3kO 25C 5 2kO TORRE 30 C 4 3kQ 40 C 3 0kO 0 0 0 10 20 30 40 50 Temperature 34 10 SYSTEM CONTROL 1 VARIETY OF SYSTEM CONTROL FUNCTIONS Group control with a single remote controller See page 36 Both remote ON OFF and indi vidual controls See page 37 Timer adapter PAC SA89TA E is needed Unit Remote controller Optional adapter Unit Unit Relay box Remote ON OFF switch Remote controller Many
44. em CED DEPOST Press the E TEMP button to set the desired temperature 5 B3 2 S5 NOTE The set temperature changes 1 C when the or 9 button is pressed one time Sa RUN Dry 19 to 30 C ormus WIRED REMOTE CONTROLLER OPTION WIRELESS REMOTE CONTROLLER DRY operation time chart gt Operation starts by Room temperature Room temperature Operation stops by POWER button becomes equal to rises above set POWER button ON set temperature temperature OFF o Thermostat OFF DRY MODE DRY MODE Indoor fan OFF 1 ON _ _ _ Auto vane OFF 272 ee oe Compressor OFF Minimum 3 minutes 1 1 Even if the room temperature rises above the set temperature during this period the compressor will not start until this period has ended 1 Compressor control 3 minute time delay To prevent overload the compressor will not start within 3 minutes after stop The compressor stops in check mode or during protective functions 20 The compressor will not start when the room temperature is below 18 C The compressor starts intermittent operation when the power is turned ON with room temperature above 18 C The com pressor ON OFF time depends on the thermostat ON OFF and the following room temperatures After 3 minute compres Sor operation If the room temperature thermistor reads above 28 C with thermostat ON the compressor will
45. er fails but there is no other trouble emergency operation is possible by setting dip switch SW3 lt I B gt on the indoor controller board 11 6 REFRIGERANT SYSTEM DIAGRAM PK 1 6GKL PU 1 6VLJA2 Unit mm PK 2GKL PU 2VJA2 Low pressure INDOOR UNIT Refrigerant pipe 15 88 5 e Sitch PK 1 6GKL with insulator option Gare OUTDOOR UNIT PK 2GKL Flexible tube plug PU 1 6 2J series P di 1 High pressure Switch Outdoor heat exchanger Flared connection Indoor heat exchanger Flared connection Strainer Distributor thermistor Pipe temperature RT2 Accumulator Compressor 1 1 Capillary tube eee ee Capillary tube for injection Only PU 2VJA2 PU 16 O D 32xLD 1 8 x 900 Refrigerant pipe d9 52 3 8 PU 2 O D 4 0x1 D 2 0 x 2 430 with insulator option flow of refrigerant 12 7 OPERATION FLOW CHART MAIN OPERATION VANS et time NO ON wi cn YES YES 7 Set time YES gt complete D NO NO mone S 4 3 YES Remote controller operation display gt STOP Trouble STOP perating mode y COOL Y ES PROTECTION DEVICE PROTECTION DEVICE No operation SELF HOLD RELEASE SELF HOLD EE 3
46. g gt 5 GREEN 2 1 0 9 51 YELLOW ee ee oe Power ORANGE tel eek ys supply connector 5P RED _ BROWN 0 Electrical insulation is needed Optional multiple display Wiring at the actual place adapter The maximum distance between indoor board and relay is 10m Notes on Signs System X1 Relay for operation lamp X2 Relay for check lamp Power Swires an RL Operation Lamp supply Swires iy GL Check Lamp y Field supplied parts Relays 12V DC with rated coil power 2wires No 1 uni No 2 unit No 3 unit consumption below 0 9W z JE Ore E 5 j 1 T Lamps Matching to power supply voltage ona is Remote Relay box jd Jj controller Field supply cable Muitiple remote control ON OFF display Remote Remote Remote Field supply controller controller controller Operation check lt Wiring diagram gt RL 1 _ _ Multiple remote BONG t GL 1 Xe controller adapter supply e No 1 unit X1 2 RL 2 o 9 X2 2 GEL I No 2 unit xi GELS oco X2 3 GELS UN 2 6 KA e No 3 unit 3 5 connect to E the connector CN51 Multiple Remote Control Display Relay box 6 AUTO RESTART FUNCTION By setting the dip switch SW1 8 to ON the air conditioner can be started stopped by power supply ON OFF If the air conditioner is OFF before the power failure
47. icated replace the indoor board If other check code appears replace the origi nal remote controller 3 Short circuit between 1 and 2 of CN40 and attach CN40 to the following units Second unit in twin control Sub units in group control Freezing protection is working Short cycle of air cycle Dirty air filter Damaged fan Abnormal refrigerant 1 2 3 4 Clear obstructions from the air cycle Clean the air filter Check the fan 1 2 3 4 Check the refrigerant temperature System error 1 Wrong address setting 2 Signal transmitting receiving cir cuit of remote controller is abnormal 3 Wrong SW6 setting 1 Check the address setting 2 Check with another remote controller If check code other than P7 appears replace the origi nal remote controller 3 Check SW6 setting Abnormality in outdoor unit 1 Wrong wiring of indoor outdoor connecting wire 2 Reversed phase 3 Protection device is working 3 WHEN OUTDOOR UNIT DOES NOT WORK 1 Check the indoor outdoor connecting wire 2 Change the connection of electric wiring 3 Check the protection device Cause Check points 1 Indoor outdoor connecting wires are poorly connected 2 Power supply is poorly connected 3 Fuse 5A in the outdoor controller board is blown 1 Check the connecting wires 2 Check the power supply 3 Check the fuse 32 4 OT
48. imits lt Table2 gt Insert the refrigerant pipe obtain locally into the flared end of the distributior pipe packed until the former pipe stops Use oxidization free solder for connection when possible The installation of the distributor pipe packed is not regulated Take care to prevent dirt foreign materials etc from entering the pipe when connecting the pipe After checking remove the tag from the liquid pipe 2 Piping connection When welding the piping use the exclusive joint 2 as the diame ters of the pipe on the outdoor unit side and the joint section differ Refer to the table on the right 10 4 Heat insulating work Lap allowance Note2 Tape obtain locally en Lap allowance Heat insulatoring material t obtain locally Notet Pipe cover 4 Install the gas pipe while aligning it with the pipe cover Seal the joint area of the pipe cover with heat insulat ing sealing tape obtain locally Note Do not bend or expend any distributor pipe Liquid pipe Gas side Outdoor unit PU 3type PU 4type 2 g Joint pipe EC Liquid side Outdoor unit PU 3type PU 4type S a SEE doit pipe Liquid pipe Lap allowance Note2 Lap allowance pra Tape obtain locally Heat insulating material obtain locally Note Pipe cover 8
49. ire and the remote controller cable into the same conduit tube 3 2 Basic wiring Caution Before starting all units simultaneously by the remote ON OFF switch be sure to connect a sequence start timer into the remote ON OFF circuit Otherwise a rush of starting current may damage the power supply DEL No 1 unit No 2 unit relay box relay box switch Next unit Glow switch or pilot lamp can be combined to easily identify the on off mode of SW1 and SW2 Remote controller Timer adapter cables 37 3 3 Switch function of remote ON OFF switch SW2 Switches between remote ON OFF and individual control ON OFF Remote ON OFF control Individual control ON Allunits start together x1 SW1 Start Individual control is not available Each DE Controledipy gach Switches between OFF IAI units stop togeih m remote controller remote ON and OFF SIOP 19gerer Re Remote ON OFF switch is not available Stop Individual control is not available x1 After all units start together if SW2 is turned OFF each unit can be individually stopped by each remote controller X2 After all units stop together if SW2 is turned OFF each unit can be individually started by each remote controller 4 INDIVIDUAL CONTROL BY GROUPING THE REMOTE CONTROLLERS Grouping the remote controllers allows individual control and cen Te tralized monitoring of units installed in diffe
50. it will not start ope ration by power restore This function is mainly to emergency performance when the power supply stops temporarily Therefore since the protec tion function for example clank case heater and prevention from restarting in 3 minutes etc of the device is not operat ed this function should not be used mostly 7 TIMER OPERATION OR THE OPERATION BY AN E Wiring A 0 Brown Red Red orange Remote controller Orange Brown Remote controller XTERNAL SIGNAL A an optional timer adapter B a single throw switch For remote control connect the optional timer adapter PAC SA89TA E 39 11 DISASSEMBLY PROCEDURE PK 1 6GKL PK 2GKL OPERATION PROCEDURE PHOTOS amp ILLUSTRATION 1 REMOVE THE LOWER SIDE OF THE INDOOR UNIT FROM THE INSTALLATION PLATE 1 Remove the left right corner box of the indoor unit 2 Hold and pull down the lower and both ends of the indoor unit and remove the W section from the square hole Refer to the figure 2 1 Or remove the front panel and push the W section down by using hexagonal wrench etc from the front side Refer to the figure 2 2 3 the top of the indoor unit from the back plate Figure 2 1 Figure 2 2 Square hole Up Down 2 REMOVING THE FRONT PANEL Figure 3 Terminal block cover 1 Open the front grille 2 Remove the termina
51. l 1 60 gt JL a pu 50 1 i 9 1 4INC 50 A tc 4 d 1 8 40 2 1 i 9 3 1 40 a 4 t z E 30 2 NC 30 o o lI lI 20 APPROXIMATE THRESHOLD OF REARING FOR CONTINUOUS NOISE i 10 I t I 3 63 125 250 500 1000 2000 4000 8000 BAND CENTER FREQUENCIES Hz UNIT WALL Ambient temperature 27 Test conditions based JIS 28731 im im MICROPHONE 4 OUTLINES AND DIMENSIONS 1 INDOOR UNIT PK 1 6GKL PK 2GKL Front view Unit mm Left side 715Air intake aie 225 4 Right side 340Air intake 80 280Air intake 233 jl Knock out hole E for left piping Knock out hole Refrigerant pipe gE for right piping Drain pipe N XUI vahe Refrigerant pipe Wiring hole k 990 4 Drain pipe Wiring hole AA side 705 Air outlet 235 12 Louvers manual Knock out hole for under piping Refrigerant piping Drain pipe Wiring hole 395 Front view to open the grille Filter grip Service panel Power supply access Terminal block to outdoor unit Left side piping installation 35 449 k 700 Flexible hose total length800 Terminal block for power suppl Right side piping 153 installation
52. l block cover with a screw 3 Remove the screw 3 caps then remove the set 3 screws 4 After removing the lower side of the front panel a little remove it as pulling toward upper Set screws 3 REMOVING THE INDOOR CONTROLLER BOARD Photo 2 1 Remove the terminal block cover 2 Remove the front panel see the photo 1 8 Remove the electrical box 2 screws 4 Remove the electrical box cover 1 screw Motor cover b Disconnect the connector on the controller board and remove the controller board by pulling up the hook of the controller case To smooth works hang the side hooks of the electrical box on the hook of the motor cover see the photo 3 Set screw Electrical box Electrical box hook Photo 3 40 OPERATION PROCEDURE PHOTOS amp ILLUSTRATION 4 REMOVING THE POWER BOARD Photo 4 1 Remove the front panel see the photo 1 2 Remove the electrical box 2 screws see the photo 2 3 Disconnect the whole connector in the control board 4 After lifting the controller case with pressing it s convex section remove the controller case and the control board simultaneously see the photo 3 5 Disconnect the connector in the power board La Electrical box 6 Remove the power board A van 5 REMOVING THE VANE MOTOR Photo 5 1 Disconnect the connector CN6V on the indoor controller Nozzle _ assembly on
53. lower digit of minute becomes 0 indication advances in 10 min utes unit co SW is used for reversing the time Each time the button is pushed the time reverses by 1 minute pushing continuously reverses the time by 1 minute at 0 5 second interval and when the lower digit of minute becomes 0 indication reverses in 10 minutes unit Pushing SW moves the week day light display in order of SMT enabling to set the week day This adapter is needed for system control and for operation via external contacts Adapter connection is described on page 37 Part No PAC SA89TA E ORN 1 asl s LC RED 3 47 4 MULTIPLE REMOTE CONTROLLER ADAPTER This adapter is needed for remote indication operation check Adapter connection is described on page 39 Part No PAC SA88HA E BRN RED ORN YLW GRN 5 CENTRALIZED REMOTE CONTROLLER Allows individual or combined control of up to 16 units When using the PAC 805RC the program timer adapter PAC 825AD is also needed Part No PAC 805RC Unit mm 5 1 Dimensions Le 113 ENGAGED 88 POWER ONOFF A BACK Y AHEAD Tir PROGRAM ACTIVE TIMER BYPASS ACTIVE BYPASS active ayeass BYPAS
54. m timer PAC SC32PTA a program timer adapter PAC 825AD are and a wired remote controller PAR JA240KAT E also needed Part No PAC SC32PTA with set back function Model Name 2 1 Program timer specifications Parts name Program timer Parts No PAC SC32PTA Exterior dimensions inch 5 4 32x4 23 32x23 32 130x120x18mm Installation Wall mount Type of clock Quartz Clock accuracy 50 second month at 25 C Display Time Liquid crystal display Week Liquid crystal display Timer setting unit Liquid crystal display Program cycle 24 hours Timer setting unit 30 minutes No of set points 48 day Power rating 5V DC 5 Supplied by Remote Controller 2 2 Feature of program timer 1 Daily timer function Daily timer can be set in 30 minutes units for up to 24 hours Each unit can be set for unit ON unit OFF or setback operation 2 Setback operation PAC SC32PTA Set back operation is useful for reducing running costs e g At a hotel with a 24 hour system 8 00 23 00 Cooling operation with set temperature at 26 C 28 C 23 00 8 00 Setback operation with 2 degrees of setback As shown in the chart on the night the set temperature rises 2 degrees 26 C automatically during the setback operation When the setback operation ends normal operation will begin 8 00 23 00 8 00 3 Weekly timer function Normal Setback Normal Daily timer function can apply to each day of the week operation operation operation 46 2 3
55. nd the check code is alternately displayed at one second intervals 3 Check and repair the unit according to the check code Refer to page 32 B For group control using one remote controller 1 Pressing the CO CHECK button on the remote controller twice starts the self diagnostic function 2 Press the A TEMP button or TEMP button on the remote controller to advance or go back to the unit address Each time TEMP button is pressed the unit address advances by one Each time Cy TEMP button is pressed the unit address goes back by one The check code and the unit address appear alternately 3 The check code U8 means no malfunction has occurred since installation The check code EO means the following conditions The unit address displayed on the remote controller does not apply to any unit power is not supplied to the unit Signal transmitting receiving circuit is abnormal 4 Check and repair the unit according to the check code Refer to page 32 30 WIRELESS REMOTE CONTROLLER 1 Turn on the main power of the unit Remove the battery cover on the back side of 2 Set the adjusting switch on the back of the wireless remote controller display will start the wireless remote controller to Set then flashing when the Set switch is turned on FUNCTION TEST RUN and CHECK For operations marked point the transmit
56. nitial dry operation YES x8 Vane Vane initial settin setting notch 9 L YES i Room temperature is 18 C or lower compressor 3 minute time delay operation Compressor amp thermostat ON Compressor amp thermostat ON NO 10 minute compressor OFF NO Compressor ON time completes L YES YES x13 10 minute compressor Compressor ON OFF timer start time set Compressor OFF Compressor ON x14 sal 314 Fan STOP Fan speed LOW 8 9 Refer to page 20 21 x12 When room temperature is 18 C or below the compressor cannot operate When room temperature rises over 18 C the compressor starts after a 3 minute time delay x13 Compressor ON time is decided by room temperature Refer to page 20 21 14 dry operation compressor ON makes the fan speed LOW Also when the compressor OFF and the pipe temperature is 26 C or less the fan stops or when the compressor OFF and the pipe temperature is below 6 C the fan speed changes to LOW mode It is not possible to set the fan speed with the remote controller 15 8 MICROPROCESSOR CONTROL 1 OUTLINE OF MICROPROCESSOR CONTROL INPUT to remote controller OFF ON switching COOL DRY FAN selector switching Thermostat setting TIMER mode selector switching and Timer setting HIGH LOW fan speed swit
57. or detecting abnormalities in the outdoor unit abnormality detection OFF When an abnormality occurs it is detected ON Even if an abnormality occurs it can not be detected SW1 8 Switch for auto restart function OFF This function does not work ON This function works SW1 9 10 Not for use 27 2 SW2 Address selector ON 12 m gt Used in setting the unit address for group control OFF For further information refer to page 36 3 SW3 Emergency operation switch Normal operation For emergency cooling 12 12 ON ON OFF OFF 4 SW5 Model selector 1234 OFF SW5 1 Not for use SW5 2 OFF For models with heat pump ON For models with cooling only SW5 3 Not for use SW5 4 Not for use 5 SW6 Address selector Single control Twin control PT TT SW6 1 OFF ON Twin NO 1 OFF SW6 2 OFF ON Twin NO 2 SW6 3 OFF OFF SW6 4 OFF OFF 6 SW7 Model selector Switch to set the output of phase controlled indoor fan motor Address setting is available at any time The initial factory setting by is based on each capacity Service Ref PK 1 6GKL PK 2GKL ON ON OFF OFF 123 123 5 8 1 2 Not for use SW8 3 4 Not for use SW8 5 Not for use SW8 6 OFF For 240 230V power supply ON For 220V power supply 8 SW9 12345 ON OFF SW9 1 5 Keep this switch 28 9 TROUBLESHOOTING 1 TROUBLES IN TEST RUN Symptom Cause
58. ps for 6 minutes and then restarts If the start condition is satisfied again during the first 10 minutes of compressor operation both the indoor and outdoor units stop displaying a check code of P6 on the remote controller Termination conditions Coil frost protection is released when the start condition is not satisfied again during the allowance or when the COOL mode stops or changes to another mode 2 Indoor fan control Indoor fan speed LOW HIGH depends on the remote controller setting However if an outdoor unit abnormality is detected the indoor fan speed will be LOW regardless of the remote controller setting i Fan speed LOW HIGH depends on the remote controller setting regardless of the thermostat ON OFF ii Fan speed will remain on LOW if an abnormality in outdoor unit is detected 5 minutes NOTE Fan stops immediately if the unit stops or the check mode is started 3 Auto vane control Auto vane position is set to 10 degrees airflow at the start up of COOL operation a Vane position set mode amp swing mode i Every time button is pressed setting will be changed ii Airflow direction can be changed with button Fan speed LOW 10 DOR 609 SWING Fan speed HIGH 10 VANE POSITION Fan speed LOW Fan speed HIGH 10 50 60 10 30 50 60 SB B B BB N 30 509 60 SWING
59. rates properly Press the ON OFF button to stop the test run After trial run is complete set the Nrm Set selector switch to lt Nrm gt Note Point the remote controller toward the inside unit s receiver while steps though It is not possible to run the unit in FAN or DRY mode 24 1 Pipe temperature code During the test run the pipe temperature code from 1 to 15 is displayed on the remote controller instead of room tem perature The code should fall with the lapse of time in normal COOL operation Code 7 Pipe temperature 40 2 1 C 3 2 10 C 15 C 20 C 25 C 30 C 35 C Code 9 10 11 12 13 14 15 Thermistor abnormality Pipe temperature 2 Trouble during test run If the unit malfunctions during the test run refer to section 10 in this manual entitled TROUBLESHOOTING When the optional program timer is connected to the conditioner refer to its operating instructions 2 6 Emergency operation When the remote controller or microprocessor malfunctions but all other parts are normal emergency operation is started by setting the dip switch SW3 on the indoor controller board Before emergency operation gt 1 Make sure the compressor and the indoor fan are operating normally 2 Locate the defect with the self diagnostic function When the self diagnostic function indicates protec
60. rent places without a special control board Remote control cables are extendible up to 500m When the cable length exceeds 12m use the double insulated two care cable such as Belden 9407 Also the cable thickness must be No 22 AWG or above When gathering the power ON OFF switches of air conditioners near the remote controllers you should also install the power ON OFF switch near each unit to prevent electric trouble during servicing controller cable Remote controller 38 5 MULTIPLE REMOTE CONTROL DISPLAY You can control several units with a multiple remote control display by wiring an optional multiple remote controller adapter PAC SA88HA E with relays and lamps on the market 5 1 How to wire 1 Connect the multiple display adapter to the connector CN51 on the indoor controller board 2 Wire three of the five wires from the multiple display adapter as shown in the figure below Indoor controller board Indoor controller board Wirin
61. s unit controls the rota tion speed and performance capacity of fans In some cases it may rotate at low speed as the condition of outside air requires and the speed will be kept unless the performance has become deficient Therefore when the condition of outside air demands there may be such cases as the fan stops or rotates reversely Please note that these symptoms are not malfunction After the check is finished leave the test run mode push the power ON OFF button It can also be stopped by pushing the timer MODE button When a TEST RUN is started the timer shall be set to 2 hours The unit will automatically turn off after 2 hours 2 WIRELESS REMOTE CONTROLLER NrmO OSet lt Before test run gt Measure an impedance between the power supply terminal block on the outdoor unit and the ground with a 500 V Megger and check that it is equal or greater than 1 0 0 Turn on the main power to the unit Set the Nrm Set selector switch on the back of the controller to Set The TEST RUN and CHECK begin to blink Press the MIN button TEST RUN and current operation mode are displayed Press the MODE button to activate COOL g mode then check whether cool air in blown out from the unit Press the button and check whether strong air is blown out from the unit Press the lt button and check whether the auto vane ope
62. st to the room temperature 36 3 REMOTE ON OFF AND INDIVIDUAL REMOTE CONTROLS This method is available to control one unit or any number of units The following operations are available by connecting a relay a timer adapter PAC SA89TA E and a remote ON OFF switch to the system Timer adapter is an optional part Other parts are available on the market A To start all units in order by remote ON OFF switch B To stop all units simultaneously by remote ON OFF switch C To switch between the remote ON OFF control and the individual remote control 3 1 System Figure 6 shows the case of three units The same is the case with any number of units Figure 6 power supply of Timer adapter control circuit PAC SA89TA E Hu 2 aire Relay box 4 ji Timer adapter cables ONDE controller switch NOTE1 Install the relay box where you can be serviced it easily NOTE2 For control circuit wiring use a wire of No 14 AWG or a control cable according to the power supply of control circuit NOTES When the power supply of the control circuit is 220 240V Do not connect the control circuit wire to the remote controller cable directly Do not place the control circuit w
63. sts of 3 pattern a MITSUBISHI ELECTRIC mee Qs Se ees SET MONITOR TOPAY CA WEEKLY SETTING SET B CK DAILY ON SETTING SET BACK Set back can be done in the range of 1 2 4 6 and 8 C SET BACK SETTING SW Used for set back setting ON SET BACK OFF SW exse Used to specify the time setting pattern aS DOJO WEEK DAY SETTING SW ccc DAILY TIMER SW Used for week day setting Used for timer setting in 30 minutes unit MODE SELECTOR SW CLOCK ADJUSTMENT SW WEEKLY TIMER SW Using this switch select MONITOR or SET Mode Used for adjustment of the current time Used for setting timer in day of week unit MONITOR Indicates the current timer set ting All switch expect MODE SELECTOR SW are invalidated then This is the normal status SET Set to SET mode for clock adjust ment charge of week day daily and weekly timer setting 3 TIMER ADAPTER Push c SW to advance the time Each time the button is pushed the time advance by 1 minute pushing continuously advances by 1 minute at 0 5 second interval and when the
64. t CHECK appears and the unit address and the check code are displayed alternately at one second intervals Check mode Example ni nn LILI Check Unit code address 2 When one remote controller controls several units in the group con trol the LCD shows the unit address and check code of the first mal functioning unit 3 To cancel the check mode press the DON OFF button In remote ON OFF control press the remote DON OFF switch In centralized control turn OFF the DON OFF button of centralized controller CHECK mode MITSUBISHI ELECTRIC Mr SLIM DON oFF o oe re C PAR JC240KA o BOS T JFC ODC IL CHECK E reve Tver SET TES RUN REMOTE CONTROLLER 2 Check button NOTE The latest check code is memorized even if the check mode is cancelled by the way mentioned above It takes 60 seconds maximum to display the memorized check code 2 2 How to use the self diagnostic function for service A For normal control with one unit and one remote controller 1 Pressing the CO CHECK button on the remote controller twice starts the self diagnostic function 2 During the self diagnostic function CHECK MODE appears at two positions on the remote controller display Then at least 10 seconds later the unit address a
65. ter will start lighting to the wireless receiver and make sure that you 3 Press the button then CHECK will will hear a short beep from the receiver start blinking Turn the adjusting switch to Set x 4 Send the signal from the remote con troller to the unit with pressing but aa MITSUBISHI ELECTRIC NrmO OSet ton If the buzzer sound is heard the ON OFF lamp Unit display blinks refer to ae the following table 10 55 Htorio 0 E 8 88 The number of ON OFF A a Buzzer sound lamp Unit display blinking 1 second 0 5 sec ond interval Beep This corresponds to the number of buzzer sound Display will start blinking The number of ON OFF lamp Unit display Irregular point blinking and buzzer sound MITSUBISHI ELECTRIC 1 1 Irregular intake sensor P2 P3 P4 P5 64 Irregular piping sensor Signal transmission error Irregular drain sensor P2 P3 P4 P5 Irregular drain pump Freezing protection is 6 P6 working System error Irregular outdoor unit Refer to the page 32 in detail When there is any error receiving sound beeps x 5 Push the POWER ON OFF button and cancel the test run 6 After completing a test run be sure to For operations marked point the transmitter to the wireless re
66. the power to remote controller 12 Outdoor unit OUTPUT to outdoor unit 16 Remote controller LCD indicator Qpovorr o NOT AVAILABLE 66 5 T CHECK O O MITSUBISHI ELECTRIC WIRELESS REMOTE CONTROLLER Compressor and outdoor fan ON OFF 2 INDOOR UNIT CONTROL 2 1 COOL operation How to operate Press POWER ON OFF button MITSUBISHI ELECTRIC Press the MODE button to display Muss me 7 Glen 8 jer is slem 88 8889 eorr Qovorr o 9 Press the b TEMP button to set the desired temperature NOTE Set temperature changes 1 C when the or button is pressed one time Cooling 19 to 30 C 5 5 6 6 cab gt C22 Sa T geer ogmaes RICH WIRED REMOTE CONTROLLER OPTION WIRELESS REMOTE CONTROLLER COOL operation time chart Operation starts by POWER button Room temperature becomes equal to Room temperature rises above set Operation stops by POWER button ON set temperature temperature OFF Thermostat OFF ON LOW or HIGH i LOW or HIGH Indoor fan OFF i ON A i i Auto vane OFF OFF Minimum 3 minutes 1 1 Even if the room temperature rise above the set temperature during this period the compressor will not start until this
67. tion of Remote controller When remote controller POWER button is turned ON operating display appears but disappears soon 1 Short circuit of indoor outdoor connect ing wire 2 Short circuit of transmission wire 3 Wrong operation of remote controller due to noise wave emitted by other appliances 1 2 Check the wire 3 Turn the circuit breaker OFF and then turn ON If the remote controller remains abnormal despite the above measures replace the indoor controller board Despite turning POWER button ON the remote controller display does not appear Damaged remote controller Short circuit of transmission wire Bad contact of indoor CN40 CNAO is attached to a sub unit Damaged power board Bad contact of CN2D Blown fuse Circuit breaker OFF SOCIO ODER 29 1 Measure the voltage between terminals of remote controller If no voltage remove the terminals and measure the voltage between wires If the voltage is between 6VDC and 12V replace the remote controller 2 8 Check each point If it is not defective replace the indoor controller board 2 SELF DIAGNOSTIC FUNCTION WITH REMOTE CONTROLLER WIRED REMOTE CONTROLLER OPTION 2 1 When malfunction occurs during operation When a malfunction occurs the indoor and outdoor units stop and the malfunction is displayed on the LCD of the remote controller 1 ON the set temperature display par
68. tive function is working release the protective function before starting the emergency operation CAUTION When the self diagnostic function indicates a check code of P5 drain pump malfunction DO NOT start the emergency operation because the drain may overflow How to operate 1 For emergency cooling set the dip switch SW3 1 to ON and SW3 2 to OFF Emergency Normal cooling operation Sw3 cesses r3 COA OO Microcessor board 2 Turn ON the outdoor unit breaker and then ON the indoor unit breaker Emergency operation will now start 3 During emergency operation the indoor fan operates on high speed the auto vanes do not operate 4 To stop emergency operation turn OFF the indoor unit breaker 5 Movements of the vanes do not work in emergency operation therefore you have to slowly set them manually to the appropriate position NOTE The remote controller POWER ON OFF button can not start stop emergency operations CAUTION Do not use emergency cooling for more than 10 hours as the indoor coil may freeze 25 2 7 Interlock with ventilation system LOSSNAY Mr SLIM LOSSNAY interlock operation is available by using the optional parts listed below 1 System organization Relay box PZ 12RB E 4 LOSSNAY Relay box Mr SLIM Power supply Remote display adapter PAC SA88HA E LOSSNAY control switch PZ 05SLB2 E Remote supply controller Remote
69. y to charge additional refrigerant X3 Max 30m Guaranteed operating range Indoor Outdoor Coolin Upper limit D B 35 C W B 22 5 C D B 52 C 46 C 9 Lower limit 21 C W B 15 5 C D B 21 C PU 1 6VLJA2 2 POWER SUPPLY amp MODEL NAMES Power supply Service Ref Indoor unit Service Ref Outdoor unit PK 1 6GKL PK 2GKL 50Hz 1ph 220 230 240V PU 1 6VLJA2 PU 2VJA2 3ph 380 220 400 230 415 240V Notes 1 Power supply key V L 1ph 220 230 240V 50Hz 2 Primary power supplies for all indoor units are single phase 3 ELECTRICAL SPECIFICATION 1 Rating conditions JIS B8616 GB4706 32 96 Series PK Indoor Unit Single Phase Indoor D B 27 C 80 F W B 19 C 66 F Outdoor D B 35 C 95 F Power supply 1 Phase V 220V 50Hz V 230V 50Hz Service Ref PK 1 6GKL PK 2GKL PK 1 6GKL PK 2GKL Current A 0 33 0 33 0 33 0 33 Input KW 0 07 0 07 0 07 0 07 Starting courrent A 0 4 0 4 0 4 0 4 Outdoor unit Power supply 1 Phase PU 1 6 PU 2 V 240V 50Hz Service Ref PK 1 6GKL PK 2GKL Current A 0 33 0 33 Input KW 0 07 0 07 Starting courrent A 0 4 0 4 Outdoor unit PU 1 6 PU 2 PU 1 6 PU 2 3 DATA 1 PERFORMANCE DATA Cooling capacity 50Hz PK

Download Pdf Manuals

Related Search

Related Contents

1 Sensor indutivo NJ10-30GM50-E2-3G-3D-5M    3com Switch 5500G-EI PSU 24PT  Emerson 24000C Instruction Manual  Installing the Flow Control Module  5 TECNOLOGIA DE LA INFORMACION _Div C y D Gestion_  2 - Moen  Le 86118 du partage - Chambre de Commerce  Aopen ESS8865U  Mode d`emploi 555 614  

Copyright © All rights reserved. Failed to retrieve file