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Sanyo C4272R S/C User's Manual

1. j 3 22 Required Minimum Space for 4 P i o g Q a Installation and Service __A Suspension bolt pitch 5 Electrical This air conditioner is usually installed above the component box ceiling so that the indoor unit and ducts are not eras W ae i Inspection visible Only the air intake and air outlet ports are An g access l visible from below 9 27 32 Indoor Unit Ky i 17 23 32 N x The minimum space for installation and service is i 17 23 32 shown in Fig 3 91 and Table 3 4 Refrigerant tubi itis recommended that space is provided 17 23 32 an es en tubing co min 25 19 32 x 17 23 32 in for checking and servicing the Ew electrical system Air outlet duct flange z Unit inch Fig 3 92 and Table 3 5 show the detailed l j Fig 3 91 dimensions of the indoor unit Table 3 4 Unit inch mm Type 26 36 A Length 42 17 32 1 080 61 13 32 1 560 Number of duct flanges 3 4 Table 3 5 Unit inch mm Dimension No of A B c D E F G H l J K holes Type LIM 35 7 16 9 21 32 UH W 2672R 7 7 3 8 42 17 32 11 13 32 2 23 32 38 19 32 39 31 32 5 1 8 9 27 32 12
2. tee address rotary switch oe address rotary switch G Set to O at the time of shipment 8 Set to 0 at the time of shipment Outdoor unit Outdoor unit L1 L2 1 2 G U1 U2 L1 L2 1 2 GjU1 U2 DELAERE poner ie ie i Ground en Ground en Power supply _ z Zi yo Power supply __ z Single phase L z0 i Single phase L sO 230 208 V a 25 i 230 208 V 2 gt i eS SR B92 39 n a l 1 1 2 i 2 Indoor F k Indoor F 7 unit unit U1 U1 U2 U2 si i Re paR mq x D i 1 i ae ee oe ee l i Remote controller wiring Remote controller crossover wiring WHT BLK N Field supply for group control He Optional Wired remote controller Fig 11 6a Wiring procedure 1 Connect the remote controller to the indoor unit remote controller wiring Use the remote controller connection wire coming from the a n ea indoor unit and field supply wire and a wire joint to complete the connection as shown in Fig 11 6b The remote controller connection wire coming from the indoor unit includes a RC RC Re connector therefore cut off the connector and use the wire N N joint to connect the
3. p ii O O O a o 1 2 ooo S N q 2 17 32 21 13 16 37 9 27 32 Wind direction ra 4 e p E we ee et ee Sy a i Wind direction lt alg i iJ 3 G 2 8 A 6 JELEN os al a a E I 1 E 3 af Hl i a J 3 ses j oO 2 ro z j i le Unit inch Pa a o h 4272R unit with STK DRE140A 4 5 16 6 11 16 25 31 32 a Le ey N Wind direction 3 12 a 12 D 7 i y PY EET Es ry a o P oO ye S Mra o 5 2 eto 3 amma URE PRES QESEUSpYSENGGaEENSpEREEne dh y A 2 A g a al amp eal 2 11 36 21 13 32 A 11 13 16 Le 37 gt Wind direction lt 1 ry ra a a z par call i i ij F U i l Wind Hil j llis C gt Wind direction Ir oe ae a mit direction T Ht Wind direction WEP l d n ap z 3 g ae TT Wind h o MEOW direction j direction ifi i l N aft 1 v MN Ny g J Soy eo E a ec g 5 r Unit inch 07 115 SSHP_II 5 7 07 3 59 PM Page 21 a Reference diagram for air discharge chamber field supply C H 2672R 3072R 3672R 4272R with STK DRV80U amp DRE140A Required space around outdoor unit If the air discharge chamber is used the space shown below must be secured around the outdoor unit If the u
4. 2 ca 1 1 8 9 716 ae l Xa foe 9 a e 4 F i aay Fo ql T N A ap D Rectangular alf ili hole D E a g r i wo ap k I N N Y o 4 Y H H S 4 ee 3 fat oO 9 g J Se Se Hed N A S m i 7 t Rectangular 2 ul Higg hole q g N l I By Eo a Y W d H Y Le 22 13 32 ot EG 21 13 32 2 19 9 7 6 1 18 hole ia 12 15 32 2 3 4 gga Rectangular hole 21 5 32 Unit inch 07 115 SSHP_II 5 7 07 3 59 PM Page 20 Dimensions of Outdoor Unit with air discharge chamber field supply 2672R 3072R 3672R unit with STK DRV80U 6 11 16 4 5 16 R le 25 31 32 a Ls 1 2 Wind direction J 1 2 25 32 13 32 a MH 1 A l N Koj w of S m gt 5 Dl ap O P T gpa t wo
5. Anchor bolt M10 Unit inch Inter unit control wiring outlet 1 If the routing direction is through the front rear or right use a nipper or similar tool to cut out the knockout holes for the inter unit control wiring outlet power wiring outlet and tubing outlet from the appropriate covers A and B Inspection panel 2 If the routing direction is down use a nipper or similar tool a ee Sa Oo B to cut out the lower flange from cover A caution e Route the tubing so that it does CAUTION not contact the compressor panel or other parts inside the unit Increased noise will result if the tubing contacts these parts e When routing the tubing use a tube bender to bend the tubes Power wiring outlet Tubing outlet Fig 4 2 56 07 115 SSHP_II 5 7 07 4 00 PM Page 57 5 ELECTRICAL WIRING 5 1 General Precautions on Wiring 1 Before wiring confirm the rated voltage of the unit as shown on its nameplate then carry out the wiring closely following the wiring diagram Provide a power outlet to be used exclusively for each unit and a power supply disconnect and circuit breaker for overcurrent protection should be provided in the exclusive line To prevent possible hazards from i
6. Fig 2 5 In regions with significant snowfall the outdoor unit should be provided with a platform and snow proof duct With snow proof ducting High platform Without snow proof ducting Low platform Fig 2 6 07 115 SSHP_II 5 7 07 3 59 PM Page 19 2 6 Dimensions of Wind Ducting Reference diagram for air discharge chamber field supply STK DRV80U for 2672R 3072R 3672R unit TE KS Q Air discharge chamber ee 2 Air discharge chamber base _ 6 6 N S oO j o amp m Pioio High 25 32 25 32 Ns gt t gt oe aa 4 FY A yr SN wo a m st o S x S Rectangular hole a E a both sides e al N A 2 g ra ite iat DS r F Ea i 5 32 4 I 5 5 3 e 927 32 ore h 21 13 16 1 1 16 L 15 16 17 32 Uen Note In snowy regions if there is concern that snow may enter the air discharge chamber remove the base of the chamber 10 screws before using STK DRE140A for 4272R unit Unit front air discharge chamber Unit left side air discharge chamber Unit light side air discharge chamber Reinforcement brackets 4 locations
7. main sub Option 1 2 112 tt ott bee Remote control cable terminal board If using 2 remote controllers either one main or sub remote controller can be used to make settings but only the main unit functions as the remote 64 controller sensor Remote controller address connector Main RCU check Sub RCU ADR iit X Remote control cable wire it at the installation site The remote controller sensor will not function during group control unless the group address is set in the main remote controller indoor unit Do not use the remote controller switch for the remote control sensor if the remote sensor is being used jointly with the remote controller switch 07 115 SSHP_II 5 7 07 4 00 PM Page 65 6 7 Trouble Diagnostics 1 Contents of remote controller switch alarm display Ea ON O Blinking OFF Wired Wireless remote remote controller control receiver display display Possible cause of malfunction gi l 1 E oe 8 2 16 oO FF amp Serial commu Remote controller is Error in receiving serial communication signal E01 i nication errors detecting error signal from Signal from main indoor unit in case of group control Mis setting indoor unit Outdoor system address indo
8. F Min 7 7 8 Dimension Q If a snow protection duct is attached after the unit is installed verify that dimension Q is 19 11 16 in or more 25 Unit inch 07 115 SSHP_ II 5 7 07 3 59 PM Page 26 3 HOW TO INSTALL THE INDOOR UNIT E 4 Way Air Discharge Semi Concealed Type X Type 3 1 Suspending the Indoor Unit Hole in anchor This unit uses a drain pump Use a carpenter s level to Hole in plug Concrete Insert check that the unit is level 3 2 Preparation for Suspending e Ja 2A ss Do A A 1 Fix the suspension bolts securely in the ceiling using the method shown in the diagrams Figs 3 1 5 5 and 3 2 by attaching them to the ceiling support Suspension bolt M10 or 3 8 field supply structure or by any other method that ensures that the unit will be securely and safely suspended Fig 3 1 2 Follow Fig 3 2 and Table 3 1 to make the holes in the ceiling Ix a A Ceiling opening A Table 3 1 Unit inch mm p B J Length J Suspension bolt piten COO Type A B t Hey Drain hose XH W 2672R 32 9 32 22 9 32 A A ee are PNR XH2442 820 566 3 G XH W 3672R XH W 4272R 43 11 16 33 11 16 3 PNR XH3642 1 110 856 gg 3 Determine the pitch of the suspension bolts using S the supplied full scale installation diagram Th
9. for example installing a Wiring noise filter l ae 2 Install the operating controller at the indoor unit intake aii port section f Indicator section 1 Fasten the operating controller to the indoor unit intake port section electrical component box Fig 7 6 opposite side with the 2 accessory screws 4 x L13 32 in 2 Connect the operating controller 2 wires WHT BLK to the remote control wire WHT in the electrical component box For details on wiring see 7 9 Electrical wiring on page 72 3 Install the ceiling panel aise 4 Connect the indicator section and the operating mee cites controller with the 6P connector white Form the wires with vinyl clamps and fasten Fig 7 7 a O oO TS HS Connect the ceiling panel wiring connector 2P 3P to the body connector in the electrical compo nent box 7 For details on test operation see Test Run 70 07 115 SSHP_II 5 7 07 4 00 PM Page 71 E Ceiling Mounted Type T Type 7 7 Indicator Section Installation Remove the side panel to install the indicator section Indicator section Panel Fig 7 j Fig 7 8 a section Side panel over B 1 Remove the side panel Not used when _ Open the air intake grille remove the screw at eS bees aaa one place and then remove the side panel by sliding it toward the front arrow direction 2 Remove cover A and cover B Insert a standard sc
10. Fig 3 43 3 Disconnect the 2 wiring connectors Fig 3 44 Sew 4 Set the flap in the horizontal position Fig 3 45 5 Remove the 3 screws Fig 3 45 6 Remove the grille Fig 3 45 NOTE When replacing the grille be careful not to crush the lead wires between the grille and the frame Fig 3 45 Clamp H Screw Fig 3 43 e Wiring connectors Grille Flap 40 07 115 SSHP_II 5 7 07 4 00 PM Page 41 Frame 3 14 Preparing the Indoor Side Tubing KH S 2672R SS Right ubing 3 outlet Arrangement of tubing by directions a Right tubing The corner of the right frame needs to be cut by Fig 3 46 a hacksaw or the like Fig 3 46 Mounting slot b Right rear or left rear tubing In this case the corner of the frame need not be cut To mount the indoor unit on the rear panel a Hang the 3 mounting slots of the unit on the upper tabs of the rear panel Fig 3 47 KH S 3072R KH S 3672R Tubing can be extended in 4 directions as shown in Fig 3 54 Tubing from the outdoor unit Arrangement for Right rear Tubing a Remove the 2 screws and slide out the side cover Fig 3 48 Fig 3 48 Fig 3 49 b Extend the gas tube from the outdoor side and connect it directly to the mating tube inside the indoor unit Use a flare nut Fig 3 49
11. Fig 11 8 111
12. 2 setting 1 setting 1 setting 0 setting When the outdoor unit shown in 11 8 2 Basic wiring diagram 2 is used for group control of multiple outdoor units use the remote controller to perform automatic address setting During automatic address setting SETTING blinks on the remote controller display Press the remote controller timer time J button and button simultaneously Hold for 4 seconds or longer Then press the button Item code AA appears All systems automatic address setting Automatic address setting is performed in sequence for all outdoor units from No 1 to No 30 When automatic address setting is completed the units return to normal stopped status e To select each refrigerant system individually and perform automatic address setting press the remote controller timer time 4 button and button simultaneously Hold for 4 seconds or longer Then press either the temperature setting or button Item code A1 appears Individual system automatic address setting Use either the CUNT or C 77 button to select the outdoor unit to perform automatic address setting For example when selected R C 1 R C 1 is displayed Then press the button Automatic address setting is performed for refrigerant circuit 1 When automatic address setting for circu
13. K Type 4P terminal board mann O Se 1 D U1 U2 2 G Inter unit Inter unit control wiring power wiring Remote controller wiring 07 115 SSHP_II 5 7 07 4 00 PM Page 59 Loose wiring may cause the terminal to overheat or result in unit malfunction A fire hazard may also exist Therefore ensure that all wiring is tightly connected When connecting each power wire to the correspond ing terminal follow the instructions on How to connect wiring to the terminal and fasten the wire securely with the fixing screw of the terminal plate 5 4 How to Connect Wiring to the Terminal E For stranded wiring 1 Cut the wire end with a wire cutter or wire cutting pliers then strip the insulation to expose the stranded wiring about 3 8 in Fig 5 1 Using a Phillips head screwdriver remove the ter minal screw s on the terminal plate Using a ring connector fastener or pliers securely clamp each stripped wire end with a ring pressure terminal Fig 5 1 Place the ring pressure terminal and replace and tighten the removed terminal screw using a screwdriver Fig 5 2 59 Stranded wire 2 x Ring Z NI pressure Qa N terminal gt i Fig 5 1 Special washer Screw Ring pressure m terrina LD Screw and Special washer Wire Terminal plate Ring pressure terminal
14. 46 07 115 SSHP_II 5 7 07 4 00 PM Page 47 E Ceiling Mounted Type T Type Front face 3 19 Suspending the Indoor Unit 1 Place the full scale diagram supplied on the ceiling at the spot where you want to install the indoor unit Use a pencil to mark the drill holes Fig 3 74 Full scale diagram Fig 3 74 NOTE Hole in anch Since the diagram is made of paper it may shrink or Holein plug n Concrete Insert stretch slightly because of high temperature or humidity For this reason before drilling the holes maintain the correct dimensions between the markings Zz Al LL eh LL 2 Drill holes at the 4 points indicated on the full scale l l diagram Suspension bolt M10 or 3 8 3 Depending on the ceiling type dield supply Fig 3 75 a Insert suspension bolts as shown in Fig 3 75 or Ceiling tiles fas i Ceili rt b Use existing ceiling supports or construct a i ae a suitable support as shown in Fig 3 76 It is important that you use au extreme care in supporting the indoor unit from the ceiling Ensure that the ceiling is sufficiently strong enough to support the weight of the unit Fig 3 76 Before hanging the ceiling unit test the strength of each attached suspension bolt 4 Screw in the suspension bolts allowing them to protrude from the ceiling as shown in Fig 3 76 The distance of each exposed bolt must be of equal length within 2 inches Fig 3 77
15. Ceiling surface Within 2 in Fixture Fig 3 77 47 07 115 SSHP_II 5 7 07 4 00 PM Page 48 q 5 Before suspending the indoor unit remove the 2 puilearine screws on the latch of the air intake grilles open air Intake grille the grilles and remove them by pushing the claws lara of the hinges as shown in Fig 3 78 Then remove Hinge both side panels sliding them along the unit toward HUT the front after removing the two screws which fix ia ni them Fig 3 79 6 Preparation for suspending the indoor unit The suspension method varies depending on whether the unit is next to the ceiling or not Figs 3 80 and 3 81 Side panel Fig 3 79 Suspension bolt field supply Ceiling surface Washer supplied l Double nut Fixture field supply Fig 3 80 Suspension bolt lt field supply Washer field supply unit Washer supplied Double nut field supply Fig 3 81 48 07 115 SSHP_II 7 5 7 07 4 00 PM Page 49 Suspend the indoor unit as follows a Mount a washer and two hexagonal nuts on each suspension bolt as shown in Fig 3 82 b Lift the indoor unit and place it on the washers through the notches to fix it in place Fig 3 83 c Tighten the two hexagonal nuts on each suspension bolt to suspend the indoor unit as shown in Fig 3 84 A ceiling surface is not always level Please confirm that the indoor unit is evenly suspended
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17. Beep tone switch OFF Beep tone when each button is pushed ON No tone when each button is pushed lndication switch Normally set to OFF position When set to ON position indication is not displayed on LCD of system controller All switches are in OFF position at shipment 88 07 115 SSHP_II 5 7 07 4 00 PM Page 89 8 4 Mode Setting According to the function of each system controller set ar eee SW1 as shown in Fig 8 5 E i 1 Central control Remote control mode DE EEL 1 ona eMail ALL Lo ALL Central control mode central control remote control The system controller is used as the central control foe oe oe ________Inter unit control wiring es LE H V i n H 7 Ste edi ei A A Le zones Individual setting by remote controller can be 1 PF 5 1 tPF 5 T ij T carral control II ZONE ZONE inhibited by the system controller central control remote control 0 Remote control mode Pee a ee ee The system controller is used as the remote controller 4 MuuMa MumMM T T E i gnia onta i ici ini 1 1 ZONE2 LN ZONE2 address 17 32 Setting by system controller is inhibited by other central control re
18. g P Electrical component box __ sae Fig 7 9 71 07 115 SSHP_II 5 7 07 4 00 PM Page 72 RC ULD 7 9 Electrical Wiring Signal receiving unit Indoor PCB Operating controller yo i Wi 4 3 ft 1 WHT WL 5 BLK Connection method 1 Connect W1 to the indoor PCB WL connector 2 Connect W3 from the indicator section with W2 from the operating controller using the relay connector 7 10 Test Run Switch The test run switch is located in the operating control unit Regarding the test run refer to section 11 Test Run 7 10 1 How to use the test run setting X T Types 1 Set DIP switch DS No 1 on the wireless receiver N unit PCB from OFF to the ON position 2 Press the ON OFF operation button on the wireless remote controller All OFF o for initial settings 3 Make a test run using the air conditioner in COOL or HEAT mode 4 During the test run each of the 3 indicator lamps on the indoor unit flash 5 During the test run the air conditioner runs continuously and the thermostat does not control PE SWEN a AEUIESS Flap SOE h ief No 1 switch button operation the sys i button 6 After the test run be sure to reset DIP switch No 1 Fig 7 11 back to the OFF position and check that no indicator lamps are blinking This receiver includes a 60 minute automatic OFF timer f
19. i 26 Type 36 Type Pa while the horizontal axis represents the air 200 40 8 flow CFM pe ion The characteristic curves for HT H M and L E J K fan speed control are shown gt S The nameplate values are shown based on the H 150 o l 150 BCS 196 air flow For the 26 type the air flow is 636 CFM Ls a while the external static pressure is 49 Pa at H 5 2 3 J92 2 93 position If external static pressure is too great D Y l 100 2 0 4 100 10 4 due to long extension of duct for example the 2 air flow volume may drop too low at each air outlet amp Jo 3 s 10 3 This problem may be solved by increasing the fan g T 5 at speed as explained above 50 Jo 2 i 50 40 2 H HH H 10 1 H 70 1 L L 0 d0 0 Ho 300 500 700 900 500 1000 Air Flow CFM Air Flow CFM NOTE HT Using the booster cable o H At shipment KS Fig 3 105 55 07 115 SSHP_ II 5 7 07 4 00 PM Page 56 4 HOW TO INSTALL THE OUTDOOR UNIT 4 1 Installing the Outdoor Unit e Use concrete or a similar material to create the base and ensure good drainage Ordinarily ensure a base height of 2 in or more If a drain pipe is used or for use in cold weather regions ensure a height of 6 in or more at the feet on both sides of the unit In this case leave clearance below the unit for the drain Drain port
20. 100 Required additional refrigerant oz ft a 0 43 b 0 43 b 0 43 Refrigerant charged at shipment Ibs 4 2 6 2 7 9 No additional charge of compressor oil is necessary 1 If total tubing length becomes 100 to 165 ft charge additional refrigerant by 0 43 oz ft Table 1 11 List of Connection Tube Sizes Main tubing L Type capacity of indoor units 26 42 Gas tube 95 8 Liquid tube 93 8 Amount of additional charge per 1 ft 0 43 oz 14 07 115 SSHP_II 5 7 07 3 59 PM Page 15 a 1 This unit requires no additional refrig erant charge up to 100 ft tubing length In case of more than 100 ft additional refrigerant charge is required Refer to Table 1 11 2 In case of multi type installation indoor units should be installed within the same room If multi type indoor units are installed in different rooms temperature control may develop prob lems because thermostat operation must follow the thermostat condition of 1 indoor unit only the main unit WARNING Always check the gas density for the room in which the unit is installed E Check of limit density When installing an air conditioner in a room it is neces sary to ensure that even if the refrigerant gas acciden tally escapes its density does not exceed the limit level If the density might exceed the limit level it is neces sary to set up an opening between it and the adjacent room or to ins
21. 1 If Wall mounted Fixed Position Install the remote controller at a convenient location on a nearby wall However before attaching the remote controller mounting cradle check that the remote controller can operate from the desired wall position Fig 7 1 How to Install Batteries See Fig 7 2 1 Press and slide the lid on the back of the remote controller in the direction of the arrow 2 Install two AAA alkaline batteries Make sure the batteries point in the direction marked in the battery compartment Where it may be subject to electrical or magnetic Behind a curtain or other place where it is covered Screws for fixture Truss head tapping screws 4 x L5 8 Mounting cradle ACL button Cover i 3 Press the ACL button then replace the lid If you OGG press it the current time ON time and OFF time are all reset to 0 00 Fig 7 2 68 07 115 SSHP_II 5 7 07 4 00 PM Page 69 7 2 Room Temperature Sensor Setting The room temperature sensors are built into the indoor unit and the wireless remote controller Either of these room temperature sensors can operate The system is shipped from the factory set to the indoor unit sensor To switch to the remote controller sensor press the sensor switching button located inside the remote controller cover and check that A C SENSOR on the LCD display panel goes out If the sensor switch is set t
22. OOOHOO Unit sides reinforcement brackets for snow proof vent Fastened by screws at 13 locations lt 30 3 32 mO T 25 13 32 3 4 11 29 32 m __ R ai eel 19 11 16_ p i gi 17 15 32 Oo oO 3 31 32 lt 2 JE a o al T T ry 3 F 4 H E ry N L A D A ahs fr i op 9 D T ge s m 12 8 a A ai 3 g J 5 a l S Fastened by screws at 3 locations E also on reverse side ea T y y Unit anchor hole 5 8 o 6 97 hole gt ir Fastened by screw at 1 4 21 32 28 3 4 location also on reverse side a 30 11 16 Unit inch Ed w STK BDR140U for 4272R unit O Unit top snow proof vent Fastened by screws at 13 locations F F 30 3 32 gt l Unit left side 3 Unit right side 4 Unit reverse side o Unit reverse side Unit sides reinforcement brackets for snow proof vent 25 13 32 A 17 15 32 3 3 4 19 11 16 lt 11 78 N N 2 9 3 31 32 J ja X a l I i l q It th I T T Aa Oo o S t o o ge ae D T kt Od 6 o ise 2 y a RA a g 8 lly T Ts a L y fe A D a vt
23. 2 The wire routing at the signal receiving unit Connector Bemotecontrolc rd comes out of the upper case thin portion at Option upper center so use nippers or a similar tool to cut out a notch beforehand large enough for the remote control cable option to pass through as shown in Fig 7 15 Remote control cord Option Sig lrec iving Urii 3 Remove the wire which is connected prior to ship ping from the connector Fig 7 15 Fig 7 16 4 Connect the remote control cable option to the PME d signal receiving unit connector as shown in Fig 7 16 ASSO after the clamp supplied with the unit is installed r 5 B 5 After arranging the wiring on the printed circuit Io alae board as shown in Fig 7 17 so that it is contained within the signal receiving unit attach the back i O O 00000 case At this time arrange so that the head of the clamp faces the side 6 Remove the cover plate and install the signal receiving unit using the 2 wood screws Wood screws 2 7 Fasten to the wall using the cord clip Supplied Fige yei Fia 7 18 8 Reinstall the cover plate ae To use the signal receiving unit while mounted on the ceiling install by using the carrier for ceiling instal lation supplied with the unit 1 Remove the cover plate by inserting a standar
24. 3 Remove the flare nut from the unit and be sure to mount it on the copper tube Flare tool 4 Make a flare at the end of the copper tube with a Fig 9 3 flare tool Fig 9 3 Use RIGID or equivalent lt EARRA NOTE A good flare should have the following characteristics Flare size A inch inside surface is glossy and smooth Copper tubing A 0 Outer dia 0 4 edge is smooth 1 4 23 64 tapered sides are of uniform length 93 8 33 64 01 2 21 32 05 8 25 32 97 07 115 SSHP_ II 5 7 07 4 00 PM Page 98 Caution Before Connecting Tubes Tightly 1 Apply a sealing cap or water proof tape to prevent dust or water from entering the tubes before they are used 2 Be sure to apply refrigerant lubricant to the matching surfaces of the flare and union before connecting them together This is effective for reducing gas leaks Fig 9 4 3 For proper connection align the union tube and flare tube straight with each other then screw on the flare nut lightly at first to obtain a smooth match Fig 9 5 e Adjust the shape of the liquid tube using a tube bender at the installa tion site and connect it to the liquid tubing side valve using a flare Cautions During Brazing e Replace air inside the tube with nitrogen gas to prevent copper oxide film from forming during the brazing process Oxygen carbon dioxide and Freon are not acceptable e Do not allow the
25. This multiple system is used for operating the unit s at different positions A maximum of 2 signal receiving units can be installed Setting method To execute this control make the setting according to the following procedure 1 Of the two installed signal receiving units make one the main signal receiving unit factory shipped state 2 On the other signal receiving unit change the address connector on the PCB from main to sub position In this state it functions as a sub signal receiving unit Basic wiring diagram Carry out the wiring correctly CAUTION incorrect wiring will damage the equipment ap Signal receiving unit main sub RC Option WL 12 To operate 1 indoor unit with 2 signal receiving units so enc set at different locations CEED Remote control X Connection wiring cable terminal 12 board _ Indoor unit Earth 80 07 115 SSHP_II 5 7 07 4 00 PM Page 81 q lt RCS SH1UA gt 7 19 Test Run Procedure Wall mounted Type K Type Check the Check Items Before the Test Run Item 7 20 t Verify the combination wiring of indoor and outdoor units er _ Set the indoor unit controller to TEST Item 7 21 3 Check using the self diagnostics function table Refer to 11 7 Correct any locations that require correction Is operation possible Note Check the indoor si
26. 07 115 SSHP_II 5 7 07 4 00 PM Page 79 q 7 17 Wiring System Diagram for Group Control This diagram shows when several units maximum of 8 are controlled by a signal receiving unit main unit In this case a signal receiving unit can be connected at any indoor unit Q O Q Wiring procedure Wire according to the diagram at left e Address setting is executed automatically when the outdoor unit is turned on e Each successive unit will respond at one second intervals following the order of the group address when the remote controller is operated Group control using 2 signal receiving units It does not matter which of the 2 signal receiving units you set as the main controller When using multiple signal receiving units up to 2 can be used one is the main signal receiving Remote a controller unit and the other is the sub signal receiving unit ee i To set up a sub signal receiving unit change its JA A JIJA remote control address connector RCU ADR w n located on its PCB from main to sub position main when shipped from factory RC WL U1U2 U1U2 U1U2 U1 U2 BE Outdoor unit Outdoor unit Outdoor unit il Outdoor unit Ground earth 07 115 SSHP_ II 5 7 07 4 00 PM Page 80 7 18 Wiring System Diagram for Multiple Remote Controllers When installing multiple remote controllers
27. 1 32 in 490 610 kot se veel 95 8 15 88 mm ee kat lt i 1 32 in the gas tube flare nut and one at part A Because the pressure is approximately 1 6 times higher Fig 9 7 than conventional refrigerant pressure the use of ordinary For the flare nuts at tubing connections be flare nuts type 1 or thin walled tubes may result in tube sure to use the flare nuts that were supplied rupture injury or asphyxiation caused by refrigerant with the unit or else flare nuts for R410A leakage type 2 The refrigerant tubing that is used must be of the correct wall thickness as shown in the table at right as a guide when tightening In order to prevent damage to the flare caused by over tightening of the flare nuts use the table above When tightening the flare nut on the liquid tube use a monkey wrench with a nominal handle length of 7 7 8 in 98 07 115 SSHP_ II 5 7 07 4 00 PM Page 99 Do not use a spanner to tighten the valve stem caps Doing so may damage the valves e Depending on the installation conditions applying excessive torque may cause the nuts to crack Precautions for Packed Valve Operation f the packed valve is left for a long time with the valve stem cap removed refrigerant will leak from the valve Therefore do not leave the valve stem cap removed e Use a torque wrench to securely tighten the valve stem cap e Valve stem cap tightening torque C
28. 12 12 12 44 13 13 13 45 14 14 14 46 15 15 15 47 16 16 16 48 1 17 1 49 2 18 2 50 3 19 3 51 4 20 4 52 5 21 5 53 6 22 6 54 7 23 7 55 2 8 24 4 8 56 9 25 9 57 10 26 10 58 11 27 11 59 12 28 12 60 13 29 13 61 14 30 14 62 15 31 15 63 16 32 16 64 NOTE 1 Assign indoor unit addresses to the desired positions central addresses manually 2 For group control only the main indoor unit should be assigned Sub indoor units cannot be assigned 95 07 115 SSHP II 5 7 07 4 00 PM Page 96 8 6 Connection with Other Equipment System controller Equipment Input output Terminal Terminal Example ON OFF output Alarm output ON OFF Potential tree Oo Oo A contact static relay output Alarm 5 3 Q Status output Digital input Contact capacity DC 30V 0 54 Output common All ON input Digital input output terminals ALL OFF Control input Contact capacity DC 24V 10mA Input common 8 7 Memory Backup Switch Check the backup switch is ON on the for back side of the PCB of the system controller 8 8 Test Run 1 Power on all indoor units Next power on the system controller SO will flash checking the indoor unit addresses automatically 2 If group No displayed on system controller is not the same as the indoor unit No which is connected see Fig 9 5 and carry out setting again In case of group control main uni
29. 2 locations pipe and to prevent freezing of drainage water in cold weather regions 6 47 64 25 63 64 me Refer to the Fig 4 1 for the anchor bolt dimensions 8 3 8 5 29 32 arg 2 Be sure to anchor the feet with the anchor bolts M10 In Aget 2304 SIR addition use anchoring washers on the top side Use wa f ime L o Or large square 32 x 32 SUS washers with diameters of 10 ca l z2 oO 10 Field supply hn BE 33 64 33 64 x oy 4 2 Drainage Work a2 37 3 32 Follow the procedure below to ensure adequate draining for D the outdoor unit For the drain port dimensions refer to the figure at right Ensure a base height of 6 in or more at the feet on both M sides of the unit ist f i When using a drain pipe install the drain socket optional part STK DS25T onto the drain port Seal the other drain port with the rubber cap supplied with the drain socket e For details refer to the instruction manual of the drain socket optional part STK DS25T 4 3 Routing the Tubing and Wiring Drain port 77 The tubing and wiring can be extended out in 4 directions front rear right and down The service valves are housed inside the unit To access them remove the inspection panel To remove the inspec tion panel remove the 3 screws then slide the panel downward and pull it toward you
30. A6 Common indicator output Fig 8 4 Basic wiring diagram of control wiring O ae A max of 64 indoor units and 30 outdoor units ial igs alii can be connected in 1 system ssid A S S D cea Inter unit i i Upto 10 system controllers can be connected contro winng i a in 1 system 11 B i 34 L System controller 86 07 115 SSHP_II 5 7 07 4 00 PM Page 87 q 8 3 Address Switch Setting SW1 swt N Main sub selection switch l 12445678 OFF System controller operates as main controller ON System controller operates as sub controller m m q m 4 m 4 ALL ZONE mode selection switch ALL mode All indoor units can be controlled by system controller ZONE 1 2 3 4 mode Indoor units in one of zone 1 2 3 or 4 can be controlled by system controller All indoor units cannot be set 2 3 4 5 ALL mode OFF OFF OFF ZONE 1 mode OFF OFF ON ZONE 2 mode ON OFF ON ZONE 3 mode OFF ON ON ZONE 4 mode ON ON ON Central control Remote control mode selection switch OFF Central control mode Individual setting by remote controller can be inhibited by system controller ON Remote control mode Setting by system controller is inhibited by other central control equipment Central control Main Sub selection switch OFF Main ON Sub When AMY adaptor etc is used with system controller set the switch to ON position When on
31. NORM or OFF then move the switch back to TEST s 82 a 07 115 SSHP_II 5 7 07 4 00 PM Page 83 7 22 Precautions Request that the customer be present at the time the test run is performed Explain the Operation Manual to the customer and then have the customer actually operate the system Be sure to pass the manual and warranty certificate to the customer Verify that the AC 208 230 V wiring is not connected to the terminal plate which is used to connect the inter unit control wiring If AC 208 230 V is accidentally applied to this terminal plate the fuse 0 5A for both indoor and outdoor units on the inter unit control PCB will be tripped in order to protect the PCB Correct the wiring connections then disconnect the 2P connectors indoor unit blue OC CN40 outdoor unit blue OC which are connected to the PCB and connect the other 2P connectors indoor unit brown EMG CN44 outdoor unit brown EMG See the figure below If operation is still not possible with the brown connectors connected cut the varistor black for both the indoor and outdoor units Be sure to turn OFF the power before performing this work Indoor unit control PCB Outdoor unit control PCB lt For 3072R 3672R gt VAS Varistor black 2P connector brown EMG CN44 2P connector blue OC CN40 Serial 1 connector blue Serial 2 connector brown 0 5A RC WL 83
32. Wire lt Fig 5 2 07 115 SSHP II 5 7 07 4 00 PM Page 60 6 HOW TO INSTALL THE WIRED REMOTE CONTROLLER CH OPTIONAL PART 6 1 Installation Site Selection 3 21 32 in or more_ 4 29 32 in or more Install the remote controller at a height of between Lali T Mee 3 5 ft above the floor Do not install the remote controller in a place where a Q it will be exposed to direct sunlight or near a HES OE oe SSS window or other place where it will be exposed to 3 17 32 in or more __ 4 29 32 in or more the outside air SONNY foma when continuous Be sure to install the remote controller vertically such as on a wall The mounting position for the remote controller Hole for routing remote control should be located in an accessible place for control cable Never cover the remote controller or recess it into JIS C8340 the wall 1 switchbox no cover Drainage Work When mounting the remote controller on a wall refer to Figs 6 1 and 6 2 Spacer OLE H 4 29 32 in or more from wall when continuous installation Wall Hole for routing remote control JIS CB8340 2 switchboxes no cover 60 07 115 SSHP_II 5 7 07 4 00 PM Page 61 6 2 Wired Remote Con
33. Y S AD o Y i Fastened by screws at 3 locations also on reverse side J yy pl 5 8 y Je H 7 1 13 16 Fastened by screw at 15 9 32 15 8 eae gt g _ 1 location also on reverse side 30 5 8 z Unit inch 22 07 115 SSHP_II 5 7 07 3 59 PM Page 23 Dimensions of outdoor unit with snow proof vents field supply en 2672R 3072R 3672R unit with STK BDRE80A lg 30 3 32 gt 71 16 Wind direction Wind direction A N N oO oO D 3 y A 5 ra 7 3 gt i A N N o ap m m b ar i Y Y ike i i Wind direction Wind direction st N D LQ a Lb S lt 37 3 Wind direction N a oO YO 4272R unit with STK BDR140U la 30 3 32 J716 4 Wind direction Wind direction a NN o 2 a2 8 YY oO r T A a ge oO me ze a i Wind direction Wind direction al a v n ib tb Dl S e 37 z 24 7 8 BI i ji Wind direction o S AS Lf ee Bl es F y api oN if IN i o0 y y aa 23 11 29 32 m Wind dir
34. a Zone registration using the remote controller RCS SH80UG Refer to page 91 b Zone registration using the system controller GHA KC64UG Refer to page 92 c Automatic zone registration using the system controller GHA KC64UG Refer to page 93 For methods a and b you should make a zone registration table manually before performing the registration as shown on the next page For method c zone registration is executed automatically proceeding from the smallest indoor unit address and smallest central addresses to larger numbers in numerical order For example Central address 1 2 3 4 5 6 ZONE group 1 1 1 2 1 3 1 4 1 5 1 6 Indoor unit address 1 1 1 2 2 1 2 2 2 3 3 1 NOTE 1 An indoor unit address is assigned to each indoor unit during automatic address operation Each indoor unit address combines an R C address and indoor unit number as follows 1 1 Indoor unit address UNIT No Indoor unit No Refrigerant circuit No R C address 2 This address is displayed on the remote controller for UNIT No when the UNIT button is pressed The central address represents the zone and group number These addresses are assigned in ascending numerical order 90 07 115 SSHP_II 5 7 07 4 00 PM Page 91 q a Zone registration using the remote controller RCS SH80UG Determination of central address In this case after confirming which indoor unit is connected to the rem
35. to d are the same for both the pera es aoe gt OcKet cover i CMB GSJ80U and the CMB GSJ140U The figure ES ea illustrates installation of air intake plenum to the indoor unit Fig 3 17 a Installing the air intake plenum Set the air intake plenum to the indoor unit taking care not to set it in the wrong direction Fig 3 17 Giampi Fasten the air intake plenum with the accessory screws Ea M5 x L5 in 4 pes Fig 3 17 T l 8P socket red b Installing the duct connection box electrica electrical i component box Fasten the duct connection flange to the duct connec tion box with the accessory screws M4 x L1 2 in 4 pcs Fig 3 18 Put the duct connection box into the rectangular hole of the air intake plenum and fasten it to both sides of the indoor unit and plenum with the accessory screws M4 x L1 2 in 3 pes Fig 3 18 c Installing the indoor unit 8P socket red ceiling panel side Install the indoor unit to the ceiling Install the indoor unit according to items 3 1 to 3 6 When installing in a pre existing location install the Fig 3 17 indoor unit before installing the duct connection box 32 07 115 SSHP_ II 5 7 07 3 59 PM Page 33 d Installing the ceiling panel Duct aT connection Attach the ceiling panel to the chamber Drawing the flange Duct connection box panel downwards sets the panel in position te
36. 07 115 SSHP_II 5 7 07 4 00 PM Page 84 7 23 When Setting Indoor Unit Control PCB Switch for Wall Mounted Indoor Unit When using either the wired or wireless remote controller refer to the tables below and accordingly slide the switch on the indoor unit control PCB e f this setting is not made correctly an alarm will occur The operation lamp on the display blinks This setting is not necessary if both the wired remote controller and wireless remote controller are used Wired remote controller However when you use indoor unit KHS type set the wired pe Qu remote controller address connector on the PCB from main to sub position e The slide switch setting at the time of factory shipment for model KH type is A and for model KHS type is B mJ KH S 3072 3672R KHH S 2672R Remote controller address connector Main RCU check Sub RCU ADR 440 When using ESL p wrired a at A remote NO controller Nos 1 2 OFF No 3 ON 440 When using z z L g RC wireless WL B remote NO controller Nos 1 2 3 all OFF KH S 2672R l 440 i nen using 2 ti z 5 wired No 7 LI A NO a remote a controller Nos 1 2 OFF No 3 ON i T g TE 1c007 B JE ee tee EXCT RED 8 iz as FILTER 8 es mes j 320 I 34 iaa pes aon wo N g l When using
37. 16 W ae 7 3 32x5 ak 9 21 32x1 54 11 32 19 9 32 UH W 3672R 9 32 61 13 32 13 3 16 12 7 32 57 15 32 58 27 32 5 1 8 9 7 16 16 18 W 56 25 32 9 1 16x6 58 9 32 61 13 3 3 3 16 32 57 15 32 5 9 21 32x2 yA Refrigerant tubing joint liquid tube wt ott ol Refrigerant tubing joint gas tube 3a Seen L 91 4 We Upper drain port O D 1 1 4 in 7 H Hole e Bottom drain port O D 1 1 32 in a ofa lll J kl J i 10 Suspension lug al aasal A O D EEZ Power supply outlet 2 1 3 16 hole i H Duct suspension bolt pitch Fresh air intake port 5 29 32 hole 6 af G Ceiling opening dimension Flange for the flexible air outlet duct 7 7 8 hole o 2 4 915 32 5 52 Holey Tube cover 5o TA Electrical component box Be iZ Flange for the air intake duct gs T Y Option or field supply 2 a Kd 12 7 32 amp a hoe Qi oy 31 32 jae 31 32 k 7 32 B a h S z aa ra x ES d en eS L me ET eo 2 Inspection access 3 3a i 17 23 32 g R O 5A 17 23 82 sa a 1 rats eh A 2 J r Fa bi LN g 3 S L c 1 9 16 J L 29 32 3 Suspension bolt pitch o 3 BA 8 1 8 2 15 16 V 11 7 32 2 9 6 Inspection access panel Unit inch Fig 3 92 51 07 115 SSHP_II 5 7 07 4 00 PM Page 52 q 3 23 Suspending the Indoor Unit Hole in anchor Hole in plug Concrete Insert Depending on the ceiling type P an Le e Insert suspension bolts as shown in Fi
38. 2 Push the wiring refrigerant tubing and drain hose through the hole in the wall Adjust the indoor unit a Drain hose so it is securely seated on the wall fixture Fig 3 69 3 Carefully bend the tubing if necessary to run along the wall in the direction of the outdoor unit and then insulate to the end of the fittings The drain hose should come straight down the wall to a l point where water runoff will not stain the wall S H ei 4 Connect the refrigerant tubing to the outdoor Fig 3 70 unit After performing a leak test on the connection insulate it with insulating tape Fig 3 70 Also refer to Section 10 5 Connecting Tubing between Indoor and Outdoor Units Refrigerant tubing 5 Assemble the refrigerant tubing drain hose and Inter unit wiring inter unit wiring as shown in Fig 3 71 3 18 Installing the Drain Hose 1 The drain hose should be slanted downward on the outdoor side Fig 3 72 2 Never form a trap in the course of the hose Indoor 3 If the drain hose will run in the room insulate the nit hose hose so that chilled condensation will not damage Fig 3 72 furniture or floors Fig 3 73 Foamed polyethylene or its equivalent is recommended Do not supply power to the unit WARNING or operate it until all tubing and wiring to the outdoor unit are is lation materal completed field supply must be used Fig 3 73 Condensation
39. 32 Batteries OD 2 Wire joints w p 4 lt RCS SH1UA gt Part Name Q ty Part Name Figure Q ty Wireless remote controller 1 o peng serons Qo 2 Wireless remote controller SS 1 Batteries 2 mounting cradle ida ME 11 07 115 SSHP_II 5 7 07 3 59 PM Page lt RCS BH80UA WL gt Part Name Figure Q ty Part Name Figure Q ty Separate type signal receiving unit 1 Small screws 5 comes with 7 7 8 in wire M4 x 1 9 16 in O pam Carrier for ceiling installation 1 Wood screws Po 2 Ery Wireless remote controller LIA 1 Spacers o o 4 Wireless remote controller 1 Wire joints 4 mounting cradle a Batteries oO 2 Clamp 1 Machine screws gm 2 Ceiling installation paper pattern 1 M4 x 1 in 3 3 4 x 2 1 32 in Table 1 7 Accessories for the Timer Remote Controller Part Name Figure Q ty Part Name Figure Q ty Timer Remote Controller 1 Wood screws g7 2 or Connecting wiring 1 oa ww 9 length 4 ft B or O Machine screws gu 2 Clamps 2 M4 x 1 in g F _ Table 1 8 Accessories for the System Coniroller Part Name Figure Q ty Part Name Q ty Label pysiem conliolier 1 Identification label l Rubber bushing Label 7 8 in Q Terminal base label 1 Screws for fixture 2 1 3 16 in QP 12 07 115 SSHP_II 5 7 07 3 59 PM Pag
40. Arrangement for Right Tubing Hacksaw a Remove the 2 screws and take off the side cover Fig 3 48 Fig 3 50 Indoor unit b Cut out the L shaped tubing outlet using a hacksaw Fig 3 50 c Using the L shaped tube field supply o connect tubing between the indoor and outdoor units Fig 3 52 Left Arrangement for Left and Left rear Tubing side cover Bottom a Remove the 4 screws 2 on each side and take Fig 3 51 off both left and right side cover Fig 3 51 b Remove 4 screws to remove the bottom cover L shaped c Using the L shaped tube field supply connect tubs tubing as in Fig 3 53 L shaped tube Fig 3 52 Fig 3 53 41 07 115 SSHP_II 5 7 07 4 00 PM Page 42 KHH S 2672R Tubing can be extended in 4 directions as shown in Left Fig 3 54 se __ lt Left rear Right rear tubing tubin E Recommended a Arrangement for Left Tubing a Cut out the left tubing outlet Fig 3 55 Right tubing Arrangement for Right Tubing a Cut out the right tubing outlet using a hacksaw Fig 3 56 Arrangement for Left rear and Right rear Tubing Right tubing a Itis not necessary to cut a hole Siet Left tubing outlet 3 15 Wiring Instructions General Precautions on Wiring Fig 3 55 Fig 3 56 1 Before wiring confirm the rated voltage of the unit as shown on its namepla
41. Bolt anchor Air outlet duct A Air outlet grille Ceiling material Indoor unit Air intake grille 3 24 Installing the Drain Piping 1 Prepare standard hard PVC pipe for the drain and f Transparent part for Hose band Hard PVC pipe use the supplied hose band to prevent water leaks checking drainage supplied not supplied The PVC pipe must be purchased separately When doing this leave a gap between the drain socket of the unit and the PVC pipe to allow the drainage to be checked The transparent drain pipe allows you to check drainage Fig 3 98 Drain hose Packing Drain hose adapter supplied supplied supplied Tighten the hose clamps so Fig 3 98 their locking nuts face upward Fig 3 98 Clamps supplied 2 After connecting the drain piping securely wrap the supplied packing and drain pipe insulator around the pipe then secure it with the supplied clamps Fig 3 99 Make sure the drain pipe has a downward gradient 1 100 or more and that there are no water traps Drain insulator supplied Fig 3 99 53 07 115 SSHP_II 5 7 07 4 00 PM Page 54 q A N CAUTION Do not install an air bleeder tube as this may cause Not good OOO water to spray from the drain pipe outlet Fig 3 100 e If it is necessary to increase the height of the drain pipe the section directly after the connecti
42. Concealed box for 1 M4 x 25 Screws 2 N Ps Under case Wired remote Back case controller Decorative cover Fig 6 3 Control panel 07 115 SSHP_II 5 7 07 4 00 PM Page 62 q 6 3 Basic Wiring Diagram 3 O 3 Shielded wire T wirin rrectl Carry out rii g co ectly incorrect wiring will damage the equipment Ground Ground Use shielded wires for inter unit control wiring and Fig 6 5 ground the shield on both sides Fig 6 5 i i ration f noise m r Otherwise misoperation because of noise may occu E Diagram of outer dimensions E Wiring procedure a ae a T 5 32 a Install the wiring according to the above wiring diagram eas ee g CoE e Address setting is automatically executed after turn ing on the system An indoor unit address is assigned to each indoor d A A unit i Operation takes place successively at intervals of 1 j l X second by using combinations of the address setting Hoo 5 of each unit NN y i 4 23 32 i 58 Unit inch 62 07 115 SSHP_ II 5 7 07 4 00 PM Page 63 6 4 Wiring System Diagram for Group Control This diagram shows when several units maximum _ of 8 are controlled by a remote contro
43. Each time the button is pressed the address changes as follows 1 1 2 1 The indoor unit fan operates only at the selected indoor unit Confirm that correct fan is operating and indicate address on the indoor unit Press the button again to return to the normal remote controller mode For details refer to the separate handbook 11 8 6 Main sub remote controller control Control using 2 remote controller switches Main sub remote controller control refers to the use of 2 remote controllers to control 1 indoor unit A maximum of 2 remote controllers can be connected Connecting 2 remote controllers to control 1 indoor unit Remote controller Remote controller switch main switch sub f Optional Optional lajel alel qi Remote controller wiring for remote controller wiring Indoor unit U1U2 Sea U1U2 amp Outdoor unit Ground Setting procedure 1 Set 1 of the 2 connected remote controllers as the Remote controller Remote controller main remote controller a e d RR SAn EeIor Main RCU check Sub RCU ADR 2 On the other remote controller sub remote controller change the remote controller address connector on the reverse side of the remote controller switch PCB from the Main position to the Sub position The remote controller will now function as the sub remote controller
44. For the installation to be correct leave a clearance of about 3 8 in between the ceiling panel and the ceiling surface and fill the gap with an appropriate insulation or filler material 8 9 If the tubing and wiring are to go towards the rear of the unit make holes in the wall Fig 3 85 Measure the thickness of the wall from the inside to the outside and cut PVC pipe at a slight angle to fit Insert the PVC pipe in the wall Fig 3 86 eam E Ceiling surface Nut adh supplied Suspension bolt Fig 3 82 Indoor Outdoor side PVC pipe locally purchased 49 INSIDE Wall e WOS 1 1 T T 1 1 1 1 T T r 1 1 Cut at slight angle Fig 3 86 field supply OUTSIDE PVC pipe 07 115 SSHP_ II 5 7 07 4 00 PM Page 50 3 20 Duct for Fresh Air Duct connection port Knock out hole There is a duct connection port knock out hole at the right rear on the panel top of the indoor unit for drawing in fresh air If it is necessary to draw in fresh air remove the cover by knocking it out and connect the duct to the indoor unit through the connection port Fig 3 87 If connection at the right rear on the panel top is not appropriate another duct connection port can be made by cutting an opening on the left side of the rear panel of the indoor unit as shown in Fig 3 88 Fig 3 87 Panel Top 3 21 Installing t
45. GENERAL es ee ee Se ee ee ee ee eee ele 8 3 25 Checking the Drainage 1 1 Tools Required for Installation not supplied 3 26 Increasing the Fan Speed 1 2 Accessories Supplied with Outdoor Unit 1 3 Type of Copper Tube and Insulation Material 4 HOWTO INSTALL THE OUTDOOR UNIT 56 1 4 Additional Materials Required for Installation 4 1 Installing the Outdoor Unit 1 5 Tubing Size 4 2 Drainage Work 4 3 Routing the Tubing and Wiring 2 SELECTING THE INSTALLATION SITE 16 2 1 Indoor Unit 5 ELECTRICAL WIRING 57 2 2 Outdoor Unit 5 1 General Precautions on Wiring 2 3 Air Discharge Chamber for Top Discharge 5 2 Recommended Wire Length and Wire 2 4 Installing the Unit in Heavy Snow Areas Diameter for Power Supply System 2 5 Precautions for Installation in Heavy Snow 5 3 Wiring System Diagrams Areas 5 4 How to Connect Wiring to the Terminal eo mensions or Wine Dugang 6 HOWTO INSTALL THE WIRED REMOTE 2 7 Dimensions of Snow Ducting CONTROLLER OPTIONAL PART 60 3 HOWTO INSTALL THE INDOOR UNIT 26 6 1 Installation Site Selection 6 2 Wired Remote Controller Installation mM 4 Way Air Discharge Semi Concealed Type 6 3 Basic Wiring Diagram X TYPO pasig E EE R E EE GEEAE 26 6 4 Wiring System Diagram for Group Control 3 1 Suspending the Indoor Unit 6 5 Wiring System Diagram for Multiple Remote 3 2 Preparation for Suspending Controllers 3 3 Placing the Unit Inside the Ceiling 6 6 How to Switc
46. Inlet side 9 4 4 ar lj More than 8 Outlet side Obstruction on More than inlet side 3 3 ft i ney 4 Ground Fig 2 2 Fig 2 3 Concerning inlet side distance C Fig 2 2 The minimum for distance C is 6 if there are no obstructions on the outlet side wall 1 side and 2 or 4 is not present In all other cases the minimum for distance C is 8 f the unit is installed with the outlet side facing wall 1 then there must be no obstruc tions on 2 of the remaining 3 sides 2 3 4 f wall 1 is on the outlet side Fig 2 2 or if obstructions are present on all 3 sides 2 3 and 4 Fig 2 2 then the minimum distance for A and B is 80 Fig 2 3 Even if there is no wall on the outlet side a minimum of 3 3 ft is required Installation requirements provide a solid base concrete block 4 x 16 Anch r bolts beams or equal a minimum of 6 above ground 4 pieces level to reduce humidity and protect the unit against possible water damage and decreased service life Fig 2 4 use lug bolts or equal to bolt down unit reducing vibration and noise 17 07 115 SSHP_II 5 7 07 3 59 PM Page 18 2 3 Air Discharge Chamber for Top Discharge Be sure to install an ai
47. WL gt 7 12 Separate Type Signal Receiving Unit Installation 7 13 Electrical Wiring 7 14 Test Run Switch 7 15 Misoperation Alarm Indicators 7 16 Basic Wiring Diagram 7 17 Wiring System Diagram for Group Control 7 18 Wiring System Diagram for Multiple Remote Controllers lt RCS SH1UA gt 10 11 7 19 Test Run Procedure 7 20 Check Items Before the Test Run 7 21 Preparing for the Test Run 7 22 Precautions 7 23 When Setting Indoor Unit Control PCB Switch for Wall Mounted Indoor Unit HOW TO INSTALL THE SYSTEM CONTROLLER OPTIONAL PART oes eo acre te Re eles Dene ee 85 8 1 System Controller Installation 8 2 Electrical Wiring 8 3 Address Switch Setting 8 4 Mode Setting 8 5 Howto Perform Zone Registration 8 6 Connection with Other Equipment 8 7 Memory Back Up Switch 8 8 Test Run HOW TO PROCESS TUBING 55 97 9 1 Connecting the Refrigerant Tubing 9 2 Connecting Tubing between Indoor and Outdoor Units 9 3 Insulating the Refrigerant Tubing 9 4 Taping the Tubes 9 5 Finishing the Installation LEAK TEST EVACUATION AND ADDITIONAL REFRIGERANT CHARGE 000 cece eee eee 101 10 1 Leak Test 10 2 Evacuation 10 3 Charging Additional Refrigerant 10 4 Finishing the Job TEST RUN 022 neil cette cheater tae 104 11 1 Preparing for Test Run 11 2 Caution 11 3 Test Run Procedure 11 4 Items to Check Before the Test Run 11 5 Test Run Using the Remote Contro
48. Wire Gauge Model Name A Power Supply eae Size his oc WR ROW Supply Temmal Base Trade Size of Conduit tyne circuit breaker Capacity Max Wire Diameter aan CH2672R max engin 64 tt 3 4 in 30 A 50A AWG 6 1 1 4 in CH3072R Mas enon gof 3 4in 35A 230 208 V 50A AWG 6 1 1 4 in CH3672R max eroh ooft 3 4in 35A 230 208 V 50A AWG 6 1 1 4 in CH4272R a a 34in 40 A 50A AWG 6 1 1 4 in Model Name A Power Supply Trade Size einen Power Supply Terminal Base Trade Size of Conduit tyne circuit breaker Capacity Max Wire Diameter ae C2672R at eet 3 4in 25 A 50 A AWG 6 1 1 4 in C3072R M es a 3 4in 30A 230 208V 50A AWG 6 1 1 4 in C3672R M Rabati a 3 4in 30A 230 208V 50A AWG 6 1 1 4 in C4272R ae ret 4 3 4in 35 A 50 A AWG 6 1 1 4 in 57 07 115 SSHP_II 5 7 07 4 00 PM Page 58 Indoor Unit MOP Oe eee rondan Euse or HAOR type circuit breaker X K T U Max length 67 ft 3 4 in 15A Control Wiring C Inter Unit Control Wiring D Remote Control Wiring E Control Wiring For Group Control AWG 18 2 o 2 Use high voltage wire 300 V 1 AWG 18 0 75 mm AWG 18 0 75 mm Max 3 300 ft Max 1 650 ft Max 1 650 ft Total 1 With ring type wire terminal 2 Wire joint connection 5 3 Wiring System Diagrams Basic wiring di
49. accidental injury or death Ground the unit following local electrical codes Connect all wiring tightly Loose wiring may cause over heating at connection points and a possible fire hazard When Transporting Be careful when picking up and moving the indoor and outdoor units Get a partner to help and bend your knees when lifting to reduce strain on your back Sharp edges or thin aluminum fins on the air conditioner can cut your fingers When Installing In a Room Properly insulate any tubing run inside a room to prevent sweating that can cause dripping and water damage to walls and floors In Moist or Uneven Locations Use a raised concrete pad or concrete blocks to provide a solid level foundation for the outdoor unit This prevents water damage and abnormal vibration In an Area with High Winds Securely anchor the outdoor unit down with bolts and a metal frame Provide a suitable air baffle In a Snowy Area for Heat Pump type Systems Install the outdoor unit on a raised platform that is higher than drifting snow Provide snow vents When Connecting Refrigerant Tubing e Ventilate the room well in the event that is refrigerant gas leaks during the installation Be careful not to allow contact of the refrigerant gas with a flame as this will cause the generation of poisonous gas Keep all tubing runs as short as possible Use the flare method for connecting tubing Ap
50. according to the following procedure 1 Of the 2 installed remote controllers make 1 the main remote controller factory shipped state 2 On the other remote controller change the address connector on the PCB from main to sub position In this state it functions as a sub remote controller e Basic wiring diagram Nea To operate 1 indoor unit with 2 remote controllers set at different places Install wiring correctly incorrect wiring will damage the equipment 6 6 How to Switch the Indoor Temperature Sensor The indoor unit and the remote controller both contain an indoor temperature sensor The sensors on either unit can be used but normally only the sensor set on the indoor unit is used However use the following procedure if you must use the sensor on the remote controller 1 Press and hold the F GET D buttons for at least 4 seconds i Note The Unit No first displayed is the main indoor unit address for group control Note Do not press the CUNIT button Select CODE NO 32 with the Temp setting Ca E buttons Change the set data from 0000 to 0001 with the Timer Ca v buttons Press the button Setting is OK if the blinking display changes to a lit up display This is the usual off condition At this time remote controller appears on the LCD display Remote controller a P quam
51. ee Rawl plug Fig 3 39 07 115 SSHP_ II 5 7 07 3 59 PM Page 39 3 13 Remove the Grille to Install the Indoor Unit Grille KH S 2672R Basically these models can be installed and wired without removing the grille If access to any internal part is needed follow the steps given below How to remove the grille 1 Set the 2 flaps in the horizontal position Fig 3 40a 2 Unscrew the 3 screws Fig 3 40a 3 Remove the grille Air intake grille a Hold both corners of the air intake grille then pull out and up to open Fig 3 40b b Use a standard screwdriver to push up the 3 tabs to remove the grille Fig 3 40b c Pull the lower part of the grille toward you to I v remove Fig 3 40a How to replace the grille 1 Close the flaps 2 Reinstall the grille into the lower part while aligning its tabs on the upper part Fig 3 41a Insert the tabs in the slots and push the lower part of the grille back into position 3 Press at each of the 5 tabs to completely close the grille Make sure that the grille and frame are firmly fitted together Fig 3 41b Fig 3 41b 39 07 115 SSHP_II 5 7 07 4 00 PM Page 40 q KH S 3072R KH S 3672R How to Remove the Grille 1 Remove the plastic cover Fig 3 42 2 Remove the clamp for the wiring connector Plastic cover
52. evacuate the tubing and indoor unit Confirm that the Lo knob of the manifold valve is open Then run the vacuum pump 2 When the desired vacuum is reached close the Lo knob of the manifold valve and turn off the vacuum pump Confirm that the gauge pressure is under 667 Pa 755 mmHg 5 Torr after 4 to 5 minutes of vacuum pump operation se cylinder specifically designed for use with R410A 102 07 115 SSHP_ II 5 7 07 4 00 PM Page 103 10 3 Charging Additional Refrigerant Charging additional refrigerant calculated from the liquid tube length as shown on page 14 Amount of additional refrigerant charge using the liquid tube service valve Fig 10 5 e Use a balance to measure the refrigerant accurately If the additional refrigerant charge amount cannot be charged at once charge the remaining refrigerant in liquid form by using the gas tube service valve with the system in Cooling mode at the time of test run Fig 10 6 If an additional refrigerant charge has been performed list the refrigerant tubing length and amount of additional refrigerant charge on the product label inside the panel 10 4 Finishing the Job 1 With a hex wrench turn the liquid tube service valve stem counter clockwise to fully open the valve 2 Turn the gas tube service valve stem counter clockwise to fully open the valve To avoid gas from leaking when removing the charge hose make sure t
53. exposed to direct sunlight or near a stove or similar appliance 7 21 3 Test run For 3072R 3672R For 2672R Using the controller Controller Controller 1 Slide the main unit controller switch from NORM to TEST for OFF NORM TEST 3072R 3672R ON to TEST for 2672R The outdoor unit will not operate for approximately 3 minutes after the power is turned ON or after operation is stopped ae Indicator OPER TIMER 2 All indicator lamps on the display blink while test run is in progress OPER TIMER STDBY 2 p play prog ER TIMER ST C Temperature control is not possible during the test run If normal operation is not possible the lamps on the display will indicate the problem Refer to the self diagnostics function table and correct the problem See 11 7 Table of Self Diagnostics and corrections 5 After the test run is completed move the controller switch from TEST to NORM for 3072R 3672R TEST to ON for 2672R and verify that the indicator lamps stop blinking A 60 minute automatic OFF timer function is included in order to prevent continuous test run Do not use this setting at any time other than for the test run Doing so will place an excessive load on the system Test run is not possible if the power was turned ON when the controller switch was in the TEST position Leave the power ON and move the switch to
54. fan speed Hose band Cen 1 For securing drain hose Packing lt gt 1 For drain joint Sealing putty 1 For sealing recessed portion of power supply Drain insulator 1 For drain joint Drain hose oD Jp 1 Drain hose adaptor e G 1 Clamp oA 9 For securing drain hose amp refrigerant tubing For sizing up of liquid tube from 1 4 in to 3 8 in Tube connector D gt 1 only for 26 type Wired remote controller 1 For UHW type comes with 7 7 8 in wire 5 YP Wood screws pu 2 For UHW type Wire joints D gt 2 For UHW type Owner s Manual co 1 For UHW type Installation Instructions g 1 For UHW type Jumper cable is housed inside the electrical component box 10 _ 07 115 SSHP_II 5 7 07 3 59 PM Page 11 En Table 1 5 Accessories for the Wired Remote Controller Part Name Figure Q ty Part Name Figure Q ty Wired remote controller E ils comes with 7 7 8 in wire pacers Machine screws gu 2 Wire joints 4 M4 x 1 in ose Do Wood screws Oa 2 gu Table 1 6 Accessories for the Wireless Remote Coniroller lt RCS SH80UA WL gt Part Name Figure Q ty Part Name Figure Q ty Operation controller ioei 1 Spacers 2 Indicator section 1 A p SCIEWS q 4 x Wireless remote controller 1 o Pi epi ecns Q 2 Wireless remote controller gt 1 Vinyl clamps 3 mounting cradle Le L P L 5 29
55. free operation you must Carefully read this instruction booklet before beginning Follow each installation or repair step exactly as shown Observe all local state and national electrical codes Pay close attention to all warning and caution notices given in this manual ANa ANa This symbol refers to a hazard or unsafe practice which can result in severe personal injury or death This symbol refers to a hazard or unsafe practice which can result in personal injury or product or property damage If Necessary Get Help These instructions are all you need for most installation sites and maintenance conditions If you require help for a special problem contact our sales service outlet or your certified dealer for additional instructions In Case of Improper Installation The manufacturer shall in no way be responsible for improper installation or maintenance service including fail ure to follow the instructions in this document SPECIAL PRECAUTIONS WARNING When Wiring ELECTRICAL SHOCK CAN CAUSE SEVERE PERSONAL INJURY OR DEATH ONLY A QUALIFIED EXPERIENCED ELECTRICIAN SHOULD ATTEMPT TO WIRE THIS SYS TEM Do not supply power to the unit until all wiring and tubing are completed or reconnected and checked Highly dangerous electrical voltages are used in this sys tem Carefully refer to the wiring diagram and these instructions when wiring Improper connections and inad equate grounding can cause
56. hole cutting drill attachment cut a hole in the wall See Table 3 3 and Fig 3 22 Table 3 3 Hole Dia inch 3 3 16 5 Measure the thickness of the wall from the inside edge to the outside edge and cut PVC pipe ata slight angle 1 4 shorter than the thickness of the wall Fig 3 23 6 Place the plastic cover over the end of the pipe for indoor side only and insert in the wall Fig 3 24 Fig 3 19 Right rear tubing recommended Right tubing Fig 3 20 In case of left rear or right rear tubing a r v V Or E Center of Center of left rear right rear tubing hole tubing hole Fig 3 21 Hole should be made at a slight downward slant to the outdoor side PVC pipe locally purchased Indoor Outdoor side Oe mh Cut at slight angle Fig 3 23 INSIDE OUTSIDE Wall Plastic cover PVC pipe Field supply f lt Slight Q a angle Fig 3 24 07 115 SSHP_II 5 7 07 3 59 PM Page 35 KH S 3072R KH S 3672R One hole is required for the air conditioner tubing and may be either on the left or right side Also see section 3 14 Preparing the Indoor Side Tubing 1 Tape the full scale installation diagram on the wall at the location selected Make sure the unit is horizontal using a level or tape measure to measure down from the ceiling Fig 3 25 2 Determine if the hole is to be drilled at the left or right hole locati
57. normal operation is not possible a code appears on the remote controller LCD display Refer to the Table of Self Diagnostic Functions and Corrections on the next page and correct the problem 4 After the test run is completed press the button again Check that TEST disappears from the LCD display This remote controller includes a function that cancels test run mode after 60 minutes have elapsed in order to prevent continuous test run operation 5 For the test run of an inverter outdoor unit operate the compressors for a minimum of 10 minutes When performing a test run using a wired remote controller operation is possible without attaching the cassette type ceiling panel PO9 will not be displayed 11 6 Precautions e Request that the customer be present when the test run is performed At this time explain the operation manual and have the customer perform the actual steps e Be sure to pass the manuals and warranty certificate to the customer Check that the AC 230 208 V power is not connected to the inter unit control wiring connector terminal If AC 230 208 V is accidentally applied the indoor or outdoor unit control PCB fuse 0 5A for both indoor and outdoor units will blow in order to protect the PCB Correct the wiring connections then disconnect the 2P connectors indoor blue OC outdoor blue OC that are connected to the PCB and replace them with 2P connectors indoor brown EMG o
58. 07 115 SSHP_II 5 7 07 3 59 PM Page a SANYO INSTALLATION INSTRUCTIONS Split System Heat Pump Air Conditioner Combine indoor and outdoor units only as listed below Indoor Units and Outdoor Units Model Combinations Indoor Unit Type 26 30 36 42 Remarks xX 4 Way Air Discharge XH2672R XH3672R XH4272R Optional remote controller Semi Concealed xyw2672R XHW3672R XHW4272R_ with Wired Remote Controller RCS TM80BG KH2672R KH3072R KH3672R Optional remote controller KHS2672R KHS3072R KHS3672R with Wireless Remote Controller RCS SH1UA K Wall Mounted KHH2672R Optional remote controller KHHS2672R with Wireless Remote Controller RCS SH1UA TH2672R TH3672R TH4272R Optional remote controller THW2672R THW3672R THW4272R with Wired Remote Controller RCS TM80BG T Ceiling Mounted THH2672R THH3672R Unit with Back up heater THHW3672R Unit with Back up heater TAMY 2R 28 with Wired Remote Controller RCS TM80BG UH2672R UH3672R Optional remote controller U Concealed Duct UHW2672R UHW3672R with Wired Remote Controller RCS TM80BG p CH2672R CH3072R CH3672R CH4272R H P C Outdoor Units C2672R C3072R C3672R C4272R S C RC Wired Remote WD Controller RCS SH80UG Optional part Built in type RCS SH80UA WL Optional part ss for X and T type Indoor units RC Wireless Remote WL Controller External type RCS BH8
59. 07 115 SSHP_II 5 7 07 4 00 PM Page 86 8 2 Electrical Wiring How to connect electrical wiring 1 Connect B1 B2 to indoor PCB CRV connector using accessary 2P connector No polarity Total wire length is less than 985 ft and size is AWG 18 2 Connect B5 B6 to indoor unit 2P terminal base No polarity Wire size is AWG 18 Indoor unit PCB CRV CN91 WHT Basic wiring QO O O Bi Power supply DC12V No polarity B2 To CRV connector CN91 on indoor PCB System controller 2P terminal base Indoor unit B3 Not b d Ones Fig 8 3 B4 Auxiliary of inter unit control wiring lt Back side of system controller gt B5 _Inter unit control wiring Low voltage To indoor unit 2P terminal base U1 U2 B6 No polarity e Terminals for remote monitoring Al B6 A2 B5 A1 Input for turning on air conditioners concurrently A3 B4 i _ i A4 B3 A2 Input for turning off air conditioners concurrently AS ol E Be A3 Common input for turning air conditioners on or off A6 B1 A4 ON operation state indicator output A5 Alarm indicator output
60. 0UA WL Optional part for U type Indoor units Controller Built in type RCS SH80UA Accessory part Optional part for K type Indoor units for X T and U type Indoor units TRC Timer Remote RCS TM80BG Accessory part Optional part Timer Remote Controller comes with Owner s Manual and Installation Instructions SC System Controller SHA KC64UG Optional part OPERATING LIMITS E Maximum Conditions Room temperature E Minimum Conditions Room temperature Outdoor temperature 71 F WB 80 F DB Outdoor temperature 57 F WB 59 F DB Cooling Heating 109 F DB 65 F WB 0 F DB 5 F WB Units should be installed by licensed contractor according to local code requirements When air discharge chamber is installed 85464359863005 SANYO 2007 SANYO Commercial Solutions A division of SANYO North America Corporation Cornerstone Business Park 1062 Thorndale Avenue Bensenville IL 60106 U S A In Canada SANYO Canada Inc 1 300 Applewood Crescent Concord Ontario L4K 5C7 Canada W 07 115 SSHP_II 5 7 07 3 59 PM Page 2 IMPORTANT Please Read Before Starting This air conditioning system meets strict safety and operating standards As the installer or service person it is an impor tant part of your job to install or service the system so it oper ates safely and efficiently For safe installation and trouble
61. 72R 2 KH S 3072R KH S 3672R 9 07 115 SSHP_II 5 7 07 3 59 PM Page 10 Table 1 3 TH THW Ceiling Mounted En Part Name Figure Q ty Remarks For temporarily suspending indoor unit Special washer 4 from ceiling Drain insulator 1 For drain hose joint Flare insulator T5 rs T3 J4 Set For gas tube joints Drain hose adaptor a G0 1 Drain hose clamp 4 OQ Black 2 For gas tube and drain hose joint Insulating tape White F S heat resisting 1 For gas flare joints Vinyl clamp c 2 For ends of flare insulator Fema installation 1 For determining suspension bolt pitch Sealing putty amp 1_ For sealing recessed portion of power supply Drain hose o Jp 1 For sizing up of liquid tube from 1 4 in to 3 8 in Tube connector xp 1 only for 26 type Wired remote controller 1 For THW type comes with 7 7 8 in wire Wood screws lt 2 For THW type Wire joints D 2 For THW type Owner s Manual ro 1 For THW type Installation Instructions g 1 For THW type Table1 4 UH UHW Concealed Duct Part Name Figure Q ty Remarks Flare insulator lt 2 For gas and liquid tubes Black 2 For gas and liquid tubes Insulating tape a O White 2 For gas and liquid tube flare nuts Tapping screw TOTA4 10 Qom 14 or 20 or 24 For air intake duct connection Jumper cable o 1 For increasing
62. Top is blocked by an obstacle E 11 13 16 F 5 29 32 Ye G 7 7 8 Top is blocked by an obstacle Min M 7 va L a x E Z a Outdoor unit M N I C H 2672R 3072R i 3672R 4272R Sea eee Outdoor unit i K C H 2672R 3072R 3672R 42722 19 11 16 5 29 32 Unit inch 24 07 115 SSHP_II 5 7 07 3 59 PM Page 25 a Reference diagram for snow proof vents 2 Space requirements for setting 2 C H 2672R 3072R 3672R 4272R with STK BDRE80A amp STK BDR140U Obstacles to the front and rear of unit 1 Single unit installation The top and both sides must remain open Either the obstacle to the front or the obstacle to the rear must be no taller than the height of the outdoor unit If a snow protection duct is attached after the unit is installed verify that dimension Q is 19 11 16 in or more O P 39 3 8 5 29 32 jo E o Dimension Q O Ak e Outdoor unit o C H 2672R 3072R g 3672R 4272R 2 Obstacles on both sides 2 ed oa oa oo v E 9 D x n g g g S Min 11 13 36 Min 11 13 16 a 7 Installation in front rear rows to the rear must be no taller than the height of the outdoor unit e The top and both sides must remain open Either the obstacle to the front or the obstacle Min 11 13 16 Min 39 3 8 Min 59 1 16 Min 78 3 4 Y
63. UP and UNIT No DORS oogonia s0 COICO For example in this case 6 Register the other UNIT Nos in the same way by Zone 3 Group No 7 following steps 3 to 5 Unit No indoor unit address 2 8 7 Finally complete the registration by pressing the Unit No 2 8 is registered to Zone 3 Group 7 button flashes for a few minutes then turns OFF Fig 8 9 92 07 115 SSHP_II 5 7 07 4 00 PM Page 93 c Automatic zone registration using the system controller SHA KC64UG 1 Press the A and buttons at the same time for more than 4 seconds MO and CODE No C1 will flash 2 Select CODE No C2 by pressing _a__ and C_v_ button and press the button C2 changes from flashing to ON state and automatic zone registration will start 3 Any registered GROUP Nos will be erased 4 Central address will be assigned from the smallest indoor unit address to larger ones in numerical order automatically On finishing automatic zone registration Fig 8 10 changes from flashing to OFF i E00 C Ce 5 Ifan error occurs CHECK starts flashing and zone registration finishes at this time Press the button to start over 6 Finally complete automatic zone registration mode by pressing the button SO flashes for a few minutes then turns OFF 93 07 115 SSHP_II 5 7 07 4 00 PM Page 94 q E How to check for overlap
64. UUID j uL d Hulla JUN JOOPU e y Jo BUO Je 10 D9UUOD JoUed Hulla 10u S 10 29uu09 jaued Gulia pun 100pu ay pue due Jaw uonesado p keds p 101 ENPIAIPUI 10 J9S SI JAABMOY UN JOOPU 3U 0 8 1 88S Bum s sseuppe Iewe woad 143 ye Se WES eesthicn at ULM ianossnrd acne sowey Busia ies uryuijq 34e awel 1991109 91e Aqpueig pue dwej PeAedsip 7 s d JUN 100p no pue 100pu 94 ey Y90949 Y 1E se Owes 43 Je se Owes yoyews w ed un 100p no 100pu uoneiado ay yog PeAeldsip Z 0 7 dnoi6 y u sun se juaynsu e fjayewsaye Buruq Aj O9 109 WAY JO9UUOD pue JaMod Jamod aseyd yun Joopyno JOOP NO ay Jo uo ye Jamod aseyd 4emod jun are dwej Aqpuejs peAejdsip GOd aseud un 100p NnO y Jo saseud z S19A H yo ye se IWELS ayy ul aseyd u do Jo aseyd pasieAdy e y ul seyd u do Jo seyd pesiersy s00pjno y u aseyd u do 10 N3119 yun 13 U pue due uoneiado AyJoa1109 pa auUOd s BULIM J01 U09 un 13 U1 BU Spun JOOpU OL paxeldsip 0 Z 4 p ejdsip 9 3 p ejdsip G 4 p ejds p 9 0 3 p ejdsip y 0 3 ureBe Buas sseuppe ewone WIOad BULIIM J AOSS019 J9 04JUOD BJOWA Y Y09UI sHulmes 4991109 y eye pue jo1 u09 S OWas qnNS ureN 9 8 4 0 1329H 43 Je Se WELS T 01 U09 jow ureu BU SB S Je S1 01 U09 BJOWS Z A909 Pa O9UUOD JOU S 10 IND S BUMM J8AOSSOJO 4J9 01 U0D BJOWSY
65. a 4d el co fal 3 if B wireless NO 4 IZOND WIAU WS C JHA 710M9 NOILdO in a j remote R t i O controller TA SIONO X8 800M9 a e E E 3 beaters ou ae modo 08 NO an Nos 1 2 3 all OFF 07 115 SSHP_II 5 7 07 4 00 PM Page 85 8 HOW TO INSTALL THE SYSTEM CONTROLLER OPTIONAL PART Do not supply power to the unit or try to operate it until the tubing and wiring to the outdoor unit are completed 8 1 System Coniroller Installation Do not twist the control wiring with the power wiring or run it in the same metal conduit because this may cause malfunction Install the system con troller away from sources of electrical noise Install a noise filter or take other appropriate action if electrical noise affects the power supply circuit of the unit 1 Remove the flat top screw on the bottom of the back case When you open up the decorative cover you will see two gaps under the system controller Insert a coin into these gaps and remove the back case Figs 8 1 8 2 2 Connect the wires to terminal base of the system controller see next page 3 Attach the back case with the 2 M4 screws provided 4 To finish fit the back tabs of the back case into the system controller and mount it using the flat top screw 85 Switch box with cover M4 x 1 3 16 in Screws 2 u System controller
66. agram for standard control Outdoor unit INV unit A Inter unit power line 5 L1 Power supply ndoor 208 230 V 60 Hz l lJ ole L2 208 230 V 60Hz unit B o H Ie ee No O orom oO Grounding line 00 Ke Grounding fine Qf GD 0 Eeit D e Groah WHT a i BLK z 2 Ete hi CH Type NOTE 7 2 terminal poar 1 Refer to Section 5 2 Recommended Wire Length Shee eiee g ire Di OCC OOE and Wire Diameter for Power Supply System for mitala ANARAN the explanation of A B C D and E in the Uiu G H L2 above diagrams Inter unit Inter unit Power wiring control wiring power wiring 2 merin Control Wiring C and remote control X T U Type ler wiring D E have no polarity But for other 5P terminal board wiring respect polarity Be sure to connect as shown in the Wiring System Diagram 3 In case of separate supply connection to indoor 7 2 Give unit over current protection must be provided Inter unit Inter unit Remote power wiring control wiring controller wiring between power source and indoor unit MAXIMUM OVER CURRENT PROTECTION 15 A FUSE OR HACRTYPE CIRCUIT BREAKER 58
67. bing and wiring to the outdoor unit are completed 1 Take off the tube cover and through the opening slowly pour about 43 oz of water into the drain pan to check drainage 2 Do Test Run to check the drainage after complet ing installation When performing Test Run be sure to observe the Test Run procedure Refer to page 105 Be careful since the fan will eer start turning when checking the drainage 5 16 4 x 8 mm tapping screw 3 After drain checking is finished return the Opera p tion Selector switch to the RUN position ON posi we tion and remount the tube cover To mount the tube cover use 5 16 4 x 8 mm tapping screws Do not use long screws as they may puncture the drain pan and cause water leakage Tube cover 29 07 115 SSHP_II 5 7 07 3 59 PM Page 30 E Ceiling Panel Never touch or attempt to move the air direction louver by hand or you may damage the unit Instead use the remote control unit if you want to change the direction or air flow 3 6 Before Installing the Ceiling Panel 1 Remove the air intake grille and air filter from the ceiling panel Figs 3 13 and 3 14 a Remove the 2 screws on the latch of the air intake grille Fig 3 13 b Press on the 2 latches of the air intake grille with your thumbs in the direction of the arrow to open the grille Fig 3 13 c With the air intake grille open about 45 remove t
68. can be used When Unit Sensor is indicated on the wireless remote controller LCD the indoor unit sensor is operating as the room temperature sensor To change to the remote controller sensor open the remote controller cover and press the SENSOR button once The Unit Sensor display disappears and the remote controller sensor becomes the room temperature sensor If the temperature data from the remote controller is not communicated to the indoor CAUTION unit for a period of 10 minutes when the remote controller sensor is selected the unit automatically switches back to the indoor unit sensor Install the remote controller in a location where the signal can reliably be received by the indoor unit 7 21 2 Using the remote controller Face the remote controller toward the receiver indoor unit The maximum distance where the remote controller signal can be received is approximately 8 m however this distance is only a guide The actual distance may vary somewhat depending on battery capacity and other conditions Make sure there are no obstructions which can block the signal between the remote controller and the receiver When the remote controller signal is received correctly the indoor unit beeps It beeps twice only when operation is started i a on E Receiver Cc WL Do not drop throw or wash the remote controller Do not place the remote controller in a location
69. cause noise and vibration b If Block Brick Concrete or Similar Type Wall Make 3 16 in dia holes in the wall Insert rawl plugs for appropriate mounting screws Fig 3 36 37 Fig 3 35 1 3 16 or more 3 16 oze dia hole Rawl plug Field supply Wall fixture o o 000 00000 PTO GOO a OD 0 HOS 6 z 07 115 SSHP_ II 5 7 07 3 59 PM Page 38 KHH S 2672R Confirm that the wall is strong enough to support the unit a If Wooden Wall 1 Attach the wall fixture to the wall with the 9 screws provided Fig 3 38 If you are not able to line up the holes in the wall fixture with the beam locations marked on the wall use rawl plugs or toggle bolts to go through the holes on the panel or drill 13 64 in dia holes in the panel over the stud locations and then mount the wall fixture 2 Check with a tape measure or carpenter s level that the wall fixture is level This is important so that the unit is correctly installed 3 Make sure the wall fixture is flush against the wall Any space between the wall and unit will cause noise and vibration b If the Wall is Brick Concrete or Similar Drill 3 16 in dia holes in the wall Insert raw plugs for appropriate mounting screws Fig 3 39 38 wall fixture 3 16 in dia hole ca
70. d 2J minus screwdriver into the notch in the lower Q section and prying it off RC 2 Cut out a section 3 3 4 x 2 1 32 in on the 4 WL ceiling using the paper pattern supplied as a guide 3 Run the wire through the mounting carrier and insert into the installation hole as shown in Fig 7 19 Fig 7 19 4 Fit securely into the ceiling material at sections A and B as shown in Fig 7 20 5 Connect the wire 2 wire core from the signal receiving unit with the wire from the indoor unit See section on how to wire the receiving unit as shown in Fig 7 20 6 Use the supplied spacers to adjust for a thickness several inches more than the ceiling material and lightly fasten the receiving unit in place with the small screws M4 x 1 9 16 in 2 pcs supplied with the unit 7 Tighten the machine screws after fitting sections A and B into the openings in the gap between the signal receiving unit and ceiling surface as in Fig 7 21 Do not apply strong force when tighten ing the screws Excessive force might warp or damage the cover When finished the signal receiving unit should still be able to move slightly when pressed as shown in Fig 7 21 Reinstall the cover plate f lil of Fig 7 20 ee 75 a 07 115 SSHP_II 5 7 07 4 00 PM Page 76 q 7 13 Electrical Wiring Be sure to do the wiring A N CAUTION correctly incorrect wirin
71. de drainage Return the indoor unit controller to NORM Item 7 21 3 7 20 Check Items Before the Test Run 1 Turn ON the remote power switch at least 5 hours before the test run in order to charge the crank case heater If the outdoor unit is an inverter unit turn ON the power 12 hours in advance 2 Fully open the service valves on the gas tube and liquid tube sides 3 Set the sliding switches on the inside of the wireless remote controller cover to the correct settings for that model After changing the settings press the RESET button RC WL lt For 3072R 3672R gt Verify that sliding switch 1 is in the K position Wireless remote controller transmitter a SKN S Flap model 4 direction ceiling suspended K Swing only model wall mounted settings completed N No flap model built in RESET button oc lt For 2672R gt QE Verify that sliding switch 1 is in the S position SENSOR button m SKN Sliding switch 1 Sliding switch 2 Set sliding switch 2 to the correct setting for these models m _ E AHC AHC A Heat pump model H Heat pump no auto heating cooling C Cooling only model 81 07 115 SSHP_II 5 7 07 4 00 PM Page 82 q 7 21 Preparing for the Test Run 7 21 1 Changing the room temperature sensor Room temperature sensors are installed inside the indoor unit and the wireless remote controller Either room temperature sensor
72. device For the amount of charge in this example Outdoor unit 2 The standards for minimum room volume are as follows 1 No partition shaded portion GAL LY 77 aa 2 When there is an effective opening with the adja cent room for ventilation of leaking refrigerant gas opening without a door or an opening 0 15 or larger than the respective floor spaces at the top or bottom of the door Outdoor unit Refrigerant tubing Indoor unit 3 If an indoor unit is installed in each partitioned room and the refrigerant tubing is interconnected the smallest room of course becomes the object But when mechanical ventilation is installed inter locked with a gas leakage detector in the smallest room where the density limit is exceeded the vol ume of the next smallest room becomes the object Refrigerant tubing Outdoor unit Indoor unit Large room Mechanical ventilation device Gas leak detector 3 The minimum indoor floor space compared with the amount of refrigerant is roughly as follows when the ceiling is 9 ft high ft e g charged amount 22 Ibs e g charged amount 33 Ibs Indoor unit m Ee a C Room B Room C Room D Room E Room F The possible amount of leaked refrigerant gas in rooms A B and C is 22 Ibs Room A ao l Range below t
73. e 13 1 5 Tubing Size Single type Refrigerant tubing between the indoor and outdoor units should be kept as short as possible The length of the refrigerant tubes between the indoor and outdoor units are limited by the elevation difference between the 2 units During tubing work try to make both the tubing length L and the difference in elevation H1 as short as possible Refer to Table 1 10 Table 1 9 Single Main tubing L T Indoor unit type 26 30 36 types 42 type Maximum length 165 ft 165 ft Charge less tubing length actual length 10 100 ft 15 100 ft Additional charge per 1 ft 0 43 OZ lt 100 height difference If outdoor unit is lower H1 lt 50 13 07 115 SSHP_II 5 7 07 3 59 PM Page 14 Table 1 10 Tubing Data for Models En Models C H 3072R 2R Tubing Data eihi2e7en C H 3672R cies Tubing size Liquid tube in mm 3 8 9 52 3 8 9 52 3 8 9 52 outer diameter Gas tube in mm 5 8 15 88 5 8 15 88 5 8 15 88 Limit of tubing length ft 165 165 165 Ea Outdoor unit is placed Limit of elevation higher it 100 100 100 difference between f Outdoor unit is placed the 2 units 50 50 50 lower ft Max allowable tubing length at shipment ft 10 100 10 100 10
74. e 13A19994 yun J00pu Ae dsip 131101 U09 9 OWA Pall d L J N L X SUOI 991105 pue suopuny d1 sOUbeIG jjaS jo aIqeL Z LL 107 07 115 SSHP_ II 5 7 07 4 00 PM Page 108 11 8 Examples of Wiring Diagrams 11 8 1 Basic wiring diagram 1 Single type system e Be careful to avoid miswiring when connecting the wires Miswiring will damage the units 0 System address rotary switch Set to 0 at the time of shipment Outdoor unit L1 L2 1 2 G jU1 U2 _____ Lad i j Ground en Power supply __ Jh FEL Single phase k 20 230 208 V a 2 gt i aJ E isg Bs EG l 1 i 2 1 Indoor i unit U1 U2 RC J oo Remote controller wiring WHT BLK N Field supply hal Optional Wired remote controller Fig 11 5 108 07 115 SSHP II 5 7 07 4 00 PM Page 109 11 8 2 Basic wiring diagram 2 Group control when a central control device is not used Simultaneous operation multi system A maximum of 8 indoor units can be connected to 1 remote controller Set the system address refrigerant tubing system address before turning on the remote power switch Refer to 11 8 3 Setting the system addresses Set using the system address rotary switch on the outdoor unit control PCB
75. e RAN diagram and table Fig 3 3 and Table 3 2 show 4 A A hereon the relationship between the positions of the sus Unit inch pension fitting the unit and the panel Fig 3 2 Drain connection other side VP25 Refrigerant tubing joint liquid tube side Refrigerant tubing joint gas tube side Suspension lug 9 je t Unit inch Fig 3 3 Table 3 2 Unit inch mm Type Length A B C D E XH W 2672R 6 3 16 7 5 32 10 9 32 12 1 8 4 7 8 PNR XH2442 157 182 261 308 124 XH W 3672R XH W 4272R 6 3 16 7 5 32 11 15 32 13 1 16 4 7 8 PNR XH3632 157 182 291 338 124 26 07 115 SSHP_II 5 7 07 3 59 PM Page 27 a 3 3 Placing the Unit Inside the Ceiling g Full scale installation diagram 1 When placing the unit inside the ceiling determine E aa the pitch of the suspension bolts using the l supplied full scale installation diagram Fig 3 4 F 2 The size of the opening for the indoor unit can be S D confirmed by attaching the full scale installation Jf diagram beneath the unit Fig 3 4 e 5 Tubing and wiring must be laid inside the ceiling A Ful scale installation when suspending the unit If the ceiling is already constructed lay the tubing and wiring into position Fig 3 4 for connection to the unit before placing the unit inside the ceiling 2 Th
76. e length of each suspension bolt must be appropriate for a distance between the bottom of the bolt and the bottom of the ceiling of 19 32 in or more as shown in Fig 3 4 Nuts and washers Use above and below 3 Thread the 2 hexagonal nuts field supply and washers onto the 4 suspension bolts as shown in Fig 3 5 Use 2 sets of nuts and washers upper and lower so that the unit will not fall off the suspension lugs fize Ach 4 Remove the protective cardboard used to protect the fan parts during transport Fig 3 5 Double nuts 5 Adjust the distance between the unit and surface of the ceiling 1 7 8 in Fig 3 4 27 07 115 SSHP_ II 5 7 07 3 59 PM Page 28 3 4 Installing the Drain Pipin g ping Transparent part for Hose band Hard PVC pipe checking drainage supplied not supplied Ci J gt j IT a E e 1 Prepare standard hard PVC pipe for the drain and use the supplied drain hose and hose band to pre vent water leaks The PVC pipe must be purchased separately The transparent part allows you to check drainage Fig 3 6 Drain hose Packing Drain hose adapter supplied supplied supplied Tighten the hose clamps so their locking nuts face upward Fig 3 6 Fig 3 6 Drain insulator supplied 2 After checking the drainage wrap the supplied packing and drain pipe insulator around the pipe Fig 3 7 Ensure the drain pipe has a dow
77. e nuts on the tubing to prevent refrigerant leakage For machines that use R407C or R410A apply synthetic oil ether oil to the flare nuts Using tools for R22 and R407C and new tools for R410A together can cause defects 07 115 SSHP_ II 5 7 07 3 59 PM Page 5 3 2 Use R410A exclusive cylinder only When charging with a refrigerant cylinder use an electronic scale for charging refrigerant In this Valve case if the volume of refrigerant in the cylinder becomes less than 20 of the fully charged amount the composition of the refrigerant starts to change Thus do not use the refrigerant if the amount in the charging cylinder is less than 20 Also charge the minimum necessary amount to the charging cylinder before using it to charge the air conditioning unit Configuration and characteristics of cylinders Ta Single valve Charge liquid refrigerant with cylinder in up side down position Fig 1 Valve D Single valve with siphon tube Charge with cylinder in normal position Fig 2 07 115 SSHP_ II 5 7 07 3 59 PM Page 6 eb CONTENTS Page Page IMPORTANT 2 0 2 0 cee eee eee eee eee 2 M Concealed Duct Type U Type 51 Please Read Before Starting 3 22 Required Minimum Space for Installation and Check of Density Limit Service Precautions for Installation Using New Refrigerant 3 23 Suspending the Indoor Unit 3 24 Installing the Drain Piping Tis
78. ection C Oo 11 29 32 lt e 28 13 16 Wind direction N l 16 3 4 Unit inch Unit inch 07 115 SSHP_II 5 7 07 3 59 PM Page 24 Reference diagram for snow proof vents 1 Space requirements for setting 1 C H 2672R 3072R 3672R 4272R with STK BDRE80A amp STK BDR140U Obstacle to the rear of unit En Obstacle to the front of unit Top is open Top is open 1 Single unit installation 2 Obstacles on both sides 1 Single unit installation O G Yu oo oS O v a P c Q D 7 v g 4y Mn B Min C 2 Multiple unit installation 2 or more units Bea oa Bea v O a 3 Multiple unit installation 2 or more units WY D D Min Min I a g D D D s g v v 7 Min E Min E Min E Min F Outdoor unit H l J Note C H 2672R 3072R 19 11 16 11 13 1 3 Outdoor unit C 2672R 3077R In cases 2 and 3 the 3672R 4272R a a a eee 3672R 4872R height of the obstacle A 5 29 32 must be no taller than B 5 29 32 the height of the C 11 13 16 outdoor unit D 7 718
79. f power supply For sizing up of liquid tube from 1 4 in to 3 8 in Ti 1 ube connector OD only for 26 type Wired remote controller 1 For XHW type comes with 7 7 8 in wire Wood screws we 2 For XHW type Wire joints eS 2 For XHW type Owner s Manual ae 1 For XHW type Installation Instructions g 1 For XHW type Table 1 2 KH KHS Wall Mounted Part Name Figure Q ty Remarks Wall fixture 1 For supporting indoor unit Insulator For insulation of tubing of the indoor unit Mounting plate a For securing indoor unit Tapping screw i Truss head Phillips 4x 1in For attaching wall fixture Full scale diagram For determining location where indoor unit is installed Wall fixture For supporting indoor unit Rawl plug k lt 2 For attaching wall fixture Cover 2 For improved tubing appearance Tapping screw i Truss head Phillips 4 x 5 8 in For attaching wall fixture Insulator For insulation of tubing of indoor unit Tube connector i For sizing up of liquid tube from 1 4 in to 3 8 in only for 26 type L shape tube connector 2 J Simplifies on site tubing work Wireless remote controller Gta 7A 1 For KHS type Wireless remote controller mounting cradle BS 1 For KHSIype Truss head tapping screws 4x 5 8 in 2 For KHS type Batteries OND 2 For KHS type 1 KH S 36
80. flammable gas may be expected Wall places where large amounts of oil mist exist Sine idineh in ieinen Front view direct sunlight locations near inverter lamps which may affect the NOTE performance of the unit The rear of the indoor unit can be installed flush locations near heat sources which may affect the against the wall performance of the unit Air Z Ceiling i a J locations where external air may enter the room lt a directly This may cause sweating on the air dis 4D charge ports causing them to spray or drip Min 2 ft Alr Intake ZY locations where the remote controller will be splashed with water or affected by dampness or humidity Gs Side view installing the remote controller behind curtains or furniture locations where the receiver i the indoor unit is 4 Way Air Discharge Type exposed to the inverter lamp light Faulty operation of Concealed Duct Type the unit occurs DO JA e select an appropriate position from which every Lar N corner of the room can be uniformly cooled e select a location where the ceiling is strong enough to support the weight of the unit sell e select a location where tubing and drain pipe have the shortest run to the outdoor unit allow room for operation and maintenance as well as unrestricted air flow around the unit Wall Mounted Type install the unit within the maximum eleva
81. g 3 93 A S or e Use existing ceiling supports or construct a suitable support as shown in Fig 3 94 Suspension bolt M10 or 3 8 field supply au It is important that you use Fig 3 93 extreme care in supporting the indoor unit inside the ceiling Ensure that the ceiling is strong enough to support the weight of the unit Before hanging the unit test the strength of each attached suspension bolt Ceiling tiles Ceiling support 1 When placing the unit inside the ceiling determine the pitch of the suspension bolts referring to the dimensional data on the previous page Fig 3 92 Tubing must be laid and connected inside the Fig 3 94 ceiling when suspending the unit If the ceiling is already constructed lay the tubing into position for connection to the unit before placing the unit inside the ceiling Suspension bolt Suspension lug Nuts and washers 2 Screw in the suspension bolts allowing them to 2 sets protrude from the ceiling as shown in Fig 3 93 Cut the ceiling material if necessary 3 Thread the 2 hexagonal nuts and washers field supply onto the 4 suspension bolts as shown in Figs 3 95 and 3 96 Use 2 sets of nuts and wash ers upper and lower so that the unit will not fall off the suspension lugs Fig 3 95 Suspension bolt Hexagonal nut Fig 3 96 52 07 115 SSHP_ II 5 7 07 4 00 PM Page 53 Fig 3 97 shows an example of installation
82. g will damage the equipment Recommended wire diameter and allowable length for signal receiving unit wiring and its branch wiring AWG 18 MAX 1 300 ft Terminal board for indoor unit 19 e Signal receiving remote controller 2 e unit wiring f wire from signal receiving unit Connection Signal receiving unit wiring field supply Wire joint 2 pcs Signal receiving 1 Peel away 9 16 in of shield from the wire white supplied 0 wno for the connection gt 2 Join the 2 wires as shown and crimp connect them with the wire joint supplied Signal receiving j 3 When no crimping tool is available or if a unit wiring solder connection was made then cover Wire joint GE with insulating tape supplied 7 14 Test Run Switch 1 Remove the cover plate of the signal receiving unit Set the TEST RUN switch of the dip switches to the ON position RC 2 Press the ON OFF operation button on the WL wireless remote controller To avoid placing an ren excessive load on the equipment use this function only when conducting the test run 3 Make atest run using the air conditioner in Fig 7 22 COOL or HEAT mode 4 During the test run the OPER TIMER and STDBY LED all blink To protect the air conditioner from overloading the outdoor unit will not start running for approximately 3 minutes after power is applied or t
83. gh cooling load P20 L Alternately Outdoor fan trouble P22 Inverter compressor trouble HIC PCB P26 i Inverter compressor trouble MDC P29 Simultaneous operation multi control trouble P31 Compressor current failure overload H01 J o Thermistor Thermistor open circuit Indoor heat exchanger temperature sensor E1 F01 fault Short circuit indoor Indoor heat exchanger temperature sensor E2 F02 xt E a oa Indoor temperature sensor F10 Aten i Thermistor open circuit Discharge temperature TD F04 Short circuit cutdoor Outdoor heat exchanger temperature C1 F06 i Outdoor heat exchanger temperature C2 F07 xt xt O Joi Outdoor air temperature TO F08 ae i Intake temperature TS F12 Indoor EEPROM error F29 Xt xt o LSimul i Outdoor EEPROM error F31 zti O LSimul 66 07 115 SSHP_II 5 7 07 4 00 PM Page 67 En 2 LED Indicator Messages on Outdoor Control PCB EEPROM error F31 Pre trip insufficient gas Pre trip P20 Pre trip other LED 1 LED 2 Remarks Power ON sequence 1 No communication from indoor units in system Q O If it is not possible to 2C icati ived f ind its i t advance to 3 repeats 1 gt 2 Communication received from 1 or more indoor units in system e At 3 changes to normal 3 Regular communication OK Capacity and unit quantity match e e control Normal operation O xt Displayed during automatic address setting 1 and initial communicati
84. h the Indoor Temperature Sensor 3 4 Installing the Drain Piping 6 7 Trouble Diagnostics 3 5 Checking the Drainage 3 6 Before Installing the Ceiling Panel 7 HOW TO INSTALL THE WIRELESS REMOTE 3 7 Installing the Ceiling Panel CONTROLLER aS ACCESSORY PART OPTIONAL PART 68 3 8 When Removing the Ceiling Panel 7 1 Wireless Remote Controller Installation for Servicing 7 2 Room Temperature Sensor Setting 3 9 Duct for Fresh Air 7 3 Address Switches M Wall Mounted Type K Type 34 7 4 Setting the Model Code 3 10 Removing the Wall Fixture from the Unit lt RCS SH80UA WL gt 3 11 Selecting and Making a Hole 3 12 Installing the Rear Panel on the Wall mM 4 Way Air Discharge Semi Concealed Type 3 13 Removing the Grille to Install the Indoor Unit X TYPO oe eee 70 3 14 Preparing the Indoor Side Tubing 7 5 Indicator Section Installation 3 15 Wiring Instructions 7 6 Operating Controller Installation 3 16 Wiring Instructions for Inter Unit Connections Ceiling Mounted Type T Type 71 3 17 Shaping the Tubing 7 7 Indicator Section Installation 3 18 Installing the Drain Hose 7 8 Operating Controller Installation E Ceiling Mounted Type T Type 47 7 9 Electrical Wiring 3 19 Suspending the Indoor Unit 3 20 Duct for Fresh Air 3 21 Installing the Drain Piping 7 10 Test Run Switch 7 11 Misoperation Alarm Indicators 07 115 SSHP_II 5 7 07 3 59 PM Page 7 Page lt RCS BH80UA
85. harging port 8 10 N m 80 100 kgf cm 93 8 Liquid side 19 21 N m 190 210 kgf cm 25 8 Gas side 28 32 N m 280 320 kgf cm 9 3 Insulating the Refrigerant Tubing Tubing Insulation e Thermal insulation must be applied to all unit tubing including the distribution joint purchased separately For gas tubing the insulation material must be heat resistant to 248 F or above For other tubing it must be heat resistant to 176 F or above Insulation material thickness must be 13 32 in or greater If the conditions inside the ceiling exceed DB 86 F and RH 70 increase the thickness of the gas tubing insulation material by 1 step If the exterior of the outdoor unit valves has been finished with a square duct covering make sure you allow sufficient space to access the valves and to allow the panels to be attached and removed Taping the flare nuts Wind the white insulation tape around the flare nuts at the gas tube connections Then cover up the tubing connections with the flare insulator and fill the gap at the union with the supplied black insulation tape Finally fasten the insulator at both ends with the supplied vinyl clamps Fig 9 10 Insulation material The material used for insulation must have good insulation characteristics be easy to use be age resistant and must not easily absorb moisture After a tube has been insulated never try to bend it into a
86. he 376 F density limit S 323 of 0 3 oz ft3 2 countermeasures 269 not needed xe T 215 3 Range above g 161 the density limit of 0 3 0z ft 3 108 countermeasures 54 needed The possible amount of leaked refrigerant gas in rooms 22 44 66 Ibs D E and F is 33 lbs Total amount of refrigerant 07 115 SSHP_II 5 7 07 3 59 PM Page 4 a Precautions for Installation Using New Refrigerant 1 Care regarding tubing 1 1 Process tubing Material Use C1220 phosphorous deoxidized copper specified in JIS H3300 Copper and Copper Alloy Seam less Pipes and Tubes Tubing size Be sure to use the sizes indicated in the table below e Use a tube cutter when cutting the tubing and be sure to remove any flash This also applies to distribution joints optional When bending tubing 25 8 or smaller use a bending radius that is 4 times the outer diameter of the tubing or larger Use sufficient care in handling the tubing Seal the tubing ends with CAUTION caps or tape to prevent dirt moisture or other foreign substances from entering These substances can result in system malfunction Unit inch Material 0 Outer diameter 1 4 3 8 1 2 5 8 Copper tube Wall thickness 1 32 1 32 1 32 5 128 1 2 Prevent impurities including water dust and oxide from entering the tubing Impurities can cause R410A refrigerant deterioration and compressor defec
87. he Drain Piping Prepare a standard PVC pipe for the drain and connect it to the indoor unit drain pipe with the supplied hose clamps to prevent water leaks Connect the drain piping so that it slopes downward from the unit to the outside Fig 3 89 Never allow traps to occur in the course of the piping Insulate any piping inside the room to prevent Cut this portion dripping TH W 2672R THH W 2672R TH W 3672R TH W 4272R THH W 3672R Use the supplied drain pipe to connect the drain pipe S1216 7 3 32 with the drain outlet of the indoor unit 1 38 1 31 32 After connecting the drain pipe securely wrap the Fig 3 88 supplied drain pipe insulator around the pipe seal the gap at the drain socket with the supplied black insulation tape then secure it with clamps Min 1 100 Fig 3 90 After the drain piping pour water into the drain pan to O NG check that the water drains smoothly Good Check local electrical codes exon and regulations before obtaining wire Also check any ey specified instruction or limitations Not good Fig 3 89 Drain pipe clamp gt Hard PVC pipe supplied not supplied Drain hose Packing Drain hose adapter supplied supplied supplied Fig 3 90 50 07 115 SSHP_II 5 7 07 4 00 PM Page 51 q E Concealed Duct Type U Type
88. he air conditioner is turned off and then back on When the DIP switch is set to TEST ON temperature control from the wireless remote controller is disabled Do not use this setting at any time other than for the test run Doing so will place an excessive load on the system 5 After the test run press the ON OFF operation button on the wireless remote controller Then set the TEST RUN switch back to the OFF position to cancel the test run mode This receiver includes a 60 minute automatic OFF timer function in order to prevent continuous test run 76 07 115 SSHP_II 5 7 07 4 00 PM Page 77 7 15 Misoperation Alarm Indicators OG A blinking lamp for other than the signal receiving unit Seine filter shows that a problem has occurred in the unit so make an inspection Refer to servicing information in the service manual etc Also if wired remote control N ler and dedicated service check lines 854 9 9536 044 97 service use are available then detailed error me opli information can be obtained by connecting to the ee TIMER lamp service connector as shown in the drawing For SS sas ty bs i information on how to connect to the signal receiving ROU MAIN unit refer to the instruction manual that came with the BS dedicated service check lines Fig 7 23 Fig 7 24 oO Table 7 2 Lamp OPERATION TIMER STANDBY Br
89. he safety cord hook on the grille side Fig 3 14 d Pull the air intake grille towards you to remove it from the ceiling panel 2 Pull down the two panel catches on the body of the indoor unit body Fig 3 15 Ceiling panel Panel catch F IOCINOA tb arrange facing downwards component box Electrical 2 locations component box Clamp Ceiling panel wiring connector Bs Screws M5 with washer supplied Air filter Air intake grille 07 115 SSHP_II 5 7 07 3 59 PM Page 31 q 3 7 Installing the Ceiling Panel 1 Lift the ceiling panel and position it to align the panel hook with the panel catch of the indoor unit The ceiling panel must be mounted in the correct direc tion Note that the 2 catches of the panel differ in size Confirm that the catches are correctly matched between the ceiling panel and the indoor unit body 2 Next check to see that the ceiling panel is prop erly aligned with the seamline of the ceiling If it is not remove the ceiling panel and slightly readjust the indoor unit body to the proper suspension point 3 When the ceiling panel has been properly aligned use the supplied 4 mounting screws M5 with washers to permanently fasten the ceiling panel 4 Install the wiring connector from the ceiling panel to the connector in the electrical component box of the indoor unit After installing the connector use the clamp on the body of the indoor
90. he stem of the gas tube is turned all the way out BACK SEAT position 3 Loosen the charge hose connected to the gas tube service port 5 16 in slightly to release the pressure then remove the hose 4 Replace the 5 16 in flare nut and its bonnet on the gas tube service port and fasten the flare nut securely with an adjustable wrench or box wrench This process is very important to prevent gas from leaking from the system 5 Replace the valve caps at both gas and liquid service valves and fasten them securely 103 Manifold valve if ae Pressure ZA gauge ay Lo Hi C Valve R410A Close Gas tube Close Outdoor unit Liquid tube Close Fig 10 5 Gas tube Outdoor unit Liquid tube Fig 10 6 07 115 SSHP_ II 5 7 07 4 00 PM Page 104 q 11 TEST RUN 11 1 Preparing for Test Run e Before attempting to start the air conditioner check the following ON Power must be turned ON at least 5 hours before attempting test run 1 All loose matter is removed from the cabinet especially steel filings bits of wire and clips 2 The control wiring is correctly connected and all electrical connections are tight 3 The protective spacers for the compressor used for Power mains switch transportation have been removed If not remove them now Fig 11 1 4 The transportation pads for the indoor fan have been removed If not remove them now 5 The p
91. ical codes 14 Adjustable wrench Nera and regulations before 15 Reamer for deburring obtaining wire Also check any specified instructions or limitations 1 2 Accessories Supplied with Outdoor Unit See Tables 1 1 to 1 9 Table Type 1 1 4 Way Air Discharge Semi Concealed 1 4 Additional Materials Required for Installation 1 2 Wall Mounted 1 Refrigeration armored tape 1 3 Ceiling Mounted 2 Insulated staples or clamps for connecting wire 1 4 Concealed Duct 1 5 Outdoor Unit 1 6 Wired Remote Controller 1 7 Wireless Remote Controller 1 8 Timer Remote Controller 1 9 System Controller See your local codes Putty Refrigeration tubing lubricant Clamps or saddles to secure refrigerant tubing Oy m a Scale for weighing 07 115 SSHP_II 5 7 07 3 59 PM Page 9 En Table 1 1 XH XHW 4 Way Air Discharge Semi Concealed Part Name Figure Q ty Remarks Full scale installation diagram 1 For determining suspension bolt pitch Flare insulator lt 2 For gas and liquid tubes Washer 8 For suspending indoor unit from ceiling Insulating tape White 1 For gas tube flare nuts Hose band 8 2 For securing drain hose Packing lt gt 1 For drain joint Drain insulator 1 For drain joint Drain hose Oo Dp 1 Drain hose adaptor Gi 1 For drain outlet Sealing putty Sa 1 For sealing recessed portion o
92. ight Cause of Trouble lamp lamp lamp J No power supply or mis wiring of signal receiving unit S C errors between the indoor unit s controller PCB and signal receiving unit S C errors between indoor and outdoor units Alternately Indoor unit protector is activated Alternately Outdoor unit protector is activated Compressor protector is activated Concurrent Mis setting of indoor unit Concurrent Mis setting of outdoor unit wle wewe TET OHH X X X to C 5 Serial communications RC WL 77 07 115 SSHP_II 5 7 07 4 00 PM Page 78 q 7 16 Basic Wiring Diagram Be sure to do the wiring Use shielded wires for inter unit control wiring and ee correctly incorrect wiring ground the shield on both sides Fig 7 25 will damage the equipment Otherwise misoperation because of electrical noise may occur Remote controller Shielded wire 1 2 Wire joint Ground Ground Fig 7 25 Inter unit control wiring L Outdoor unit Ground earth Wiring procedure Carry out the wiring according to the above wiring diagram Address setting is automatically executed RC after turning on the system WL An indoor unit address is assigned to each indoor unit Operation takes place successively at intervals of 1 second by using combinations of the address setting of each unit 78
93. in this case Indoor unit address 1 8 Central address 17 Zone 2 Group 1 Fig 8 7 91 07 115 SSHP_II 5 7 07 4 00 PM Page 92 q b Zone registration using the system controller SHA KC64UG Inthis case you set all central addresses by L If no data is registered the system controller at once manually na number ts displayed 1 Press the A and buttons at the same time for more than 4 seconds and CODE No C1 will flash ar AN If data is 2 After confirming that CODE No C1 is displayed registered Ea ALT Selected group No if no data is registered press the button Once in this mode a the unit No e er change takes place as shown in Fig 8 8 ORORS QBae OHIC I aC Ce Ce 3 Select the zone and group No you want to set with and _ lt _ C gt GROUP buttons lf already set press the buttons Fig 8 8 4 Set the unit No indoor unit address with H and buttons according to the zone registra ZONE SETE D tion table fils 3 R C NO aooiie button ri Indoor unit No Co button am i E H f 5 Press the button GROUP No turns ON and UNIT No indoor unit address changes from flashing to ON state UNIT No is registered to the selected ZONE No and GROUP No If you make a mistake press the button and reselect the ZONE GRO
94. iquid and gas tubes between the indoor and outdoor units has been properly connected Pressure and all wiring for the test run has been completed Remove gauge the valve caps from both the gas and liquid service valves on the outdoor unit Note that both liquid and gas tube service valves on the outdoor unit are kept closed at this stage The refrigerant charge at the time of shipment is only guaranteed sufficient for a tubing length of up to 100 ft The tubing may exceed this length up to the maximum permitted length however an additional charge is necessary for the amount that the tubing exceeds 100 ft No additional refrigerating machine oil is needed 10 1 Leak Test 1 With the service valves on the outdoor unit closed remove the 1 4 in flare nut and its bonnet on the gas Ge tube service valve Save for reuse tube 2 Attach a manifold valve with pressure gauges and dry nitrogen gas cylinder to this service port with charge hoses Use a manifold valve for air Liquid eo purging If it is not available eR use a stop valve for this purpose The Hi knob of the manifold valve must always be kept closed 101 Manifold gauge Fig 10 1 Vacuum pump valve Cylinder Fig 10 3 Outlet L Nitrogen gas cylinder In vertical standing position Outdoor unit 07 115 SSHP_ II 5 7 07 4 00 PM Page 102 q 3 Pressurize the s
95. ise filter If local electrical codes allow this signal receving unit can be mounted using a conventional wall box for flush mounting 1 Insert a standard screwdriver into the gap under the signal receving unit and pry off the cover Fig 7 14 2 Attach the signal receving unit with the 2 small screws provided Use the spacers and take care not to tighten the screws excessively If the signal receving unit will not seat well cut the spacers to a suitable thickness Fig 7 13 3 Connect the signal receving unit wiring 2 wires correctly to the corresponding terminals in the electrical component box of the indoor unit M4xLiin Signal receiving unit Screws 2 Spacer Oo meet oa ewe plate Fig 7 13 Fig 7 14 Switch box no cover When wiring do not connect the signal receiving unit N CAUTION wires to the adjacent terminal block for the power wiring Otherwise the unit will break down 74 07 115 SSHP_II 5 7 07 4 00 PM Page 75 q When using the signal receiving unit on a wall with the front exposed choose a wall surface that the Airihi temete control camp Supplied signal receiving unit can be mounted on cable through a notch About 3 32 1 8 in 1 Insert a standard minus screwdriver into the slot on in the upper case the lower side of the signal receiving unit and pry nS off the back case as shown in Fig 7 14
96. it 1 is completed the system returns to normal stopped status When automatic address setting for circuit 1 is completed the system returns to normal stopped status In the same way press the remote controller timer time J button and button simultaneously to perform automatic address setting for a different R C refrigerant circuit if necessary Then in the same way as above use the button to display R C 2 for example select the next circuit and perform automatic address setting 110 07 115 SSHP_ II 5 7 07 4 00 PM Page 111 q 11 8 5 Indicating marking the indoor and outdoor unit combination number Indicate mark the number after automatic address setting is completed 1 So that the combination of each indoor unit can be easily checked when multiple units are installed ensure that the indoor and outdoor unit numbers correspond to the system address number on the outdoor unit control PCB and use a magic marker or similar means which cannot be easily erased to indicate the numbers in an easily visible location on the indoor units near the indoor unit nameplates Example Outdoor 1 Indoor 1 1 Outdoor 2 Indoor 2 2 2 These numbers will be needed for maintenance Be sure to indicate them Use the remote controller to check the addresses of the indoor units Press and hold the button and amp button for 4 seconds or longer simple settings mode Then press the button and select the indoor address
97. it poses the risk of suffocation if its density should rise excessively Suffocation from leakage of refrigerant is almost non existent With the recent increase in the number of high density buildings how ever the installation of multi air conditioner systems is on the increase because of the need for effective use of floor space individual control energy conservation by curtailing heat and carrying power etc Most importantly the multi air conditioner system is able to replenish a large amount of refrigerant com pared to conventional individual air conditioners If a single unit of the multi air conditioner system is to be installed in a small room select a suitable model and installation procedure so that if the refrigerant acci dentally leaks out its density does not reach the limit and in the event of an emergency measures can be made before injury can occur In a room where the density may exceed the limit create an opening with adjacent rooms or install mechanical ventilation combined with a gas leak detection device The density is as given below Total amount of refrigerant 0z Min volume of the indoor unit installed room ft 3 lt Density limit 0z ft 3 The density limit of refrigerant which is used in multi air con ditioners is 0 3 0z ft 3 ISO 5149 1 If there are 2 or more refrigerating systems in a sin gle refrigerating device the amount of refrigerant should be as charged in each independent
98. ller 11 6 Precautions 11 7 Table of Self Diagnostic Functions and Corrections X T U K Type 11 8 Examples of Wiring Diagrams 07 115 SSHP_ II 5 7 07 3 59 PM Page 8 1 GENERAL 1 3 Type of Copper Tube and Insulation Material This booklet briefly outlines where and how to install Copper tubing for connecting the outdoor unit to the the air conditioning system Please read over the indoor unit is available in kits which contain the liquid entire set of instructions for the indoor and outdoor and gas tubing fittings and insulation Consult your units and make sure all accessory parts listed are nearest sales outlet or A C workshop with the system before beginning i If you wish to purchase these materials separately 1 1 Tools Required for Installation not supplied from a local source you will need 1 Standard screwdriver _ l 2 Phillips head screwdriver 1 ORAR annealed copper tube for refrigerant 3 Knife or wire stripper tubing 4 Tape measure 2 Foamed polyethylene insulation for copper tubes 5 Level as required to precise length of tubing 6 Sabre saw or key hole saw Wall thickness of the insulation should be not less f Hacksaw than 5 16 in 8 Core bits 9 Hammer 3 Use insulated copper wire for field wiring Wire size 10 Drill varies with the total length of wiring Refer to 11 Tube cutter Section 5 Electrical Wiring for details 12 Tube flaring tool 13 Torque wrench CAUTION Check local electr
99. ller main unit In this case a remote controller can be connected at any indoor unit U E Wiring procedure Remote controller Wire according to the diagram at right ae e Address setting is executed automatically when Wica a ire joint the outdoor unit is turned on eles E Group control using 2 remote controllers i oe It does not matter which of the 2 remote controllers Inter unit you set as the main controller a i When using multiple remote controllers up to 2 of them can be used one is the main remote L Outdoor unit Ground earth controller and the other is the sub remote Remote controller controller main sub To set up a sub remote controller change its eres er ee remote control address connector RCU ADR JA e oa J32 located on its PCB from main to sub position main when shipped from factory U1U2 U1 U2 U1U2 U1 U2 i Outdoor unit Outdoor unit Outdoor unit L Outdoor unit Ground earth 63 07 115 SSHP_II 5 7 07 4 00 PM Page 64 6 5 Wiring System Diagram for Multiple Remote Controllers E When Installing Multiple Remote Controllers This multiple remote controller system is used for operating the unit s at different positions A maximum of 2 remote controllers can be installed Setting method To execute this control make the setting
100. ly one system controller is used set the switch to OFF position Except when multiple system controllers are used set only one system controller to OFF position and others to ON position ALL mode system controller should be in OFF position recommended Central control button operation switch OFF Central control button operation is permitted ON button operation is inhibited All switches are in OFF position at shipment 87 07 115 SSHP II 5 7 07 4 00 PM Page 88 SW2 SW2 Weekly timer input switches System controller operation can be set when weekly timer activates ON OFF Switch No System controller operation Timer OFF gt ON Timer ON OFF oO All ON All OFF No change All OFF Individual control All indoor units to of all indoor units be 17 to be permitted All OFF and all Same as above indoor units to be i All indoor units to Same as above be F 2 All OFF and all Same as above indoor units tobe ON or In case of Remote control mode use or In case of ZONE 1 2 3 4 mode ALL all indoor units means one of ZONE 1 2 3 4 1 Central control 1 means ON OFF operation cannot be executed by remote controller m 2 Central control 2 means ON OFF MODE change Temp setting cannot be executed by remote controller Auxiliary switch Must be set to OFF position
101. mote control central control equipment Ue eerie E aay Rese reer ae Se se E V H i 2 ALL ZONE mode a o a 33 34 48 ZONE3 A pim pim SS CA orae ALL mode ZONES ZONES address 33 48 central control __ remote control f All indoor units can be controlled by the system IE E A E se ce a daciaaaieneeetca controller 4a 56 2 M 56 i l a SONEA or lnl oy AS po ia i central control ZONE mode JONEd ZONES i l address 49 64 ae cent remote control Indoor units in one of ZONE 1 2 3 or 4 can be Sie a ee aia oe ens eee eee ee eee controlled by the system controller LE e 3 The function of the system controller consists of 10 types Fig 8 5 according to the combination of central control remote control mode and ALL ZONE mode setting as shown in the table 8 1 4 Stick the system controller unit label in a con Table 8 1 spicuous position Central control Remote control ALL 1 ALL Central 6 ALL Remote ZONE1 2 ZONE1 Central 7 ZONE1 Remote ZONE2 3 ZONE2 Central 8 ZONE2 Remote ZONE3 4 ZONE3 Central 9 ZONE3 Remote ZONE4 5 ZONE4 Central 10 ZONE4 Remote 89 07 115 SSHP_II 5 7 07 4 00 PM Page 90 8 5 How to Perform Zone Registration To operate the system controller properly zone registration is required after finishing the test run and after setting all indoor unit addresses using one of the following methods
102. mporarily installation screws with the panel catch at 2 locations M4 x 1 2 in Remove the socket cover of the air intake plenum and pass the 8P sockets through it Fix the panel lead wire with the chamber side clamp Fig 3 17 Connect the 8P socket electrical component box side to the 8P socket ceiling panel side of the indoor unit electrical component box Reattach the socket cover 33 07 115 SSHP_II 5 7 07 3 59 PM Page 34 E Wall Mounted Type K Type 3 10 Removing the Wall Fixture from the Unit KH S 2672R Remove and discard the set screws and take off the rear panel Fig 3 19 Tubing can be extended in 3 directions as shown in Fig 3 20 Select the direction that provides the shortest run to the outside unit 3 11 Selecting and Making a Hole KH S 2672R 1 Remove the rear panel from the indoor unit and place it on the wall at the location selected Make sure the unit is horizontal using a carpenter s level or tape measure to measure down from the ceiling 2 Determine which side of the unit you should make the hole Fig 3 21 3 Before making a hole check carefully that no studs or pipes are directly run behind the spot to be cut N CAUTION Also avoid areas where electri cal wiring or conduits are located The above precautions are also applicable if tubing goes through the wall in any other location 4 Using a sabre saw key hole saw or
103. n on the indoor control board 4 When the check of drainage is complete open the check pin CN5 white and remount the insulator and drain cap onto the drain inspection port To mount the tube cover use 5 16 4 x 8 mm tapping screws Do not use long screws as they may puncture the drain pan and cause water leak age 54 07 115 SSHP_ II 5 7 07 4 00 PM Page 55 3 26 Increasing the Fan Speed Electrical component box If external static pressure is too great due to long Booster cable extension of ducts for example the air flow volume motor ee cable may drop too low at each air outlet This problem may OTs CTE be solved by increasing the fan speed using the Fan motor socket At shipment Booster cable installed following procedure Fig 3 104 1 Remove 4 screws on the electrical component box and remove the cover plate 2 Disconnect the fan motor sockets in the box 3 Take out the booster cable sockets at both ends clamped in the box 4 Securely connect the booster cable sockets between the disconnected fan motor sockets in step 2 as shown in the Fig 3 104 5 Place the cable neatly in the box and reinstall the cover plate E How to read the diagram Indoor Fan Performance The vertical axis is the external static pressure
104. nar row curve because it can cause the tube to break or crack 99 Packed valve Charging port Valve stem Main valve Valve stem cap Fig 9 8 2 tubes arranged together Inter unit Gas tube control wiring Liquid tube Insulation Fig 9 9 lied Sealer Supplied is siicilon tape white supplied Flare insulator supplied FAW X Tube insulator Unit side 9 not supplied insulator Heat resistant 248 F or above Pare nut Vinyl clamps supplied Fig 9 10 Refrigerant tubing and insulator not supplied Drain insulator and clamp Drain pipe and insulator Large not supplied e AO ae Packing lt A clamp Insulation Small tape hose band Vinyl supplied j i Flare clamp insulator Seal The procedure used for installing the insulator for both gas and liquid Q tubes is the same Fig 9 11 Never grasp the drain or refrigerant connecting outlets when moving the unit 07 115 SSHP_ II 5 7 07 4 00 PM Page 100 9 4 Taping the Tubes EEE 1 Atthis time the refrigerant tubes and electrical wtrcoscorcescorhe wiring if local codes permit should be taped together with armoring tape in 1 bundle To prevent condensation from overflowing the drain pan keep the drain hose separate from the refrigerant tubing Inter unit Gas tube control wiring Liquid tube 2 Wrap the armoring tape from the bottom of the outdoor unit to the top
105. nit is used without the required space a protective device may activate preventing the unit from operating 1 Single unit installation a Min 7 7 8 Min 39 3 8 7 Unit inch The top and both sides must remain open If there are obstacles to the front and rear of the outdoor unit the obstacle at either the front or rear must be no taller than the height of the outdoor unit 2 Multiple unit installation Installation in lateral rows Sf y x 3 C C 2 Q OG Oo a More than 11 13 16 More than 11 13 16 gt r g 5 More than 7 7 8 2 al rt Unit inch The front and top must remain open The obstacles must be no taller than the height of the outdoor unit Installation in front rear rows Installation with intakes facing outlets Installation with intakes facing intakes or outlets facing outlets More than 15 3 4 gt More than 59 1 16 More than 78 3 4 Unit inch The front and both sides must remain open 21 07 115 SSHP_II 5 7 07 3 59 PM Page 22 2 7 Dimensions of Snow Ducting En Reference diagram for snow proof vents field supply STK BDRE80A for 2672R 3072R 3672R unit Unit top snow proof vent Unit left side Unit right side Unit reverse side Unit reverse side
106. nks 2 times H03 Xt X Blinks 3 times E04 3 Blinks 4 times X Blinks 4 times F07 3 Blinks 5 times X Blinks 7 times L13 3 Blinks 6 times 3 Blinks 13 times may also be displayed 67 07 115 SSHP_II 5 7 07 4 00 PM Page 68 RC WL 7 HOW TO INSTALL THE WIRELESS REMOTE CONTROLLER ACCESSORY PART OPTIONAL PART IMPORTANT When using this air conditioner with the wireless remote controller it may sometimes be impossible to change the operation modes while other indoor unit is running Vg lamp and Standby lamp blink alternately automatic cooling or heating ___ under central control by the system controller When this happens a double beep tone sounds the D operation lamp lights up and the Timer Operation is the same even during AUTO mode e A beep tone sounds 5 times and no changes can be made when any of the ON OFF MODE Tem perature setting buttons were pressed while set S A 7 1 Wireless Remote Controller Installation The remote controller can be operated from either a non fixed position or a wall mounted position To ensure that the air conditioner operates correctly do not install the remote controller in the following places In direct sunlight More than 26 ft away from the air conditioner In the path of the air conditioner s airstream Where it may become extremely hot or cold interference
107. nsulation failure the unit must be grounded Each wiring connection must be done in accordance with the wiring system diagram Wrong wiring may cause the unit to misoperate or become damaged Do not allow wiring to touch the refrigerant tubing compressor or any moving parts of the fan Unauthorized changes in the internal wiring can be very dangerous The manufacturer will accept no responsibility for any damage or misoperation that occurs as a result of such unauthorized changes 7 8 Regulations on wire diameters differ from locality to locality For field wiring rules must follow your LOCAL ELECTRICAL CODES before beginning You must ensure that installation complies with all relevant rules and regulations To prevent malfunction of the air conditioner caused by electrical noise care must be taken when wiring as follows The remote control wiring and the inter unit control wiring should be wired apart from the inter unit power wiring Use shielded wires for inter unit control wiring between units and ground the shield on both sides If the power supply cord of this appliance is dam aged it must be replaced by a repair shop appointed by the manufacturer because special purpose tools are required 10 All wiring used must be Class 1 5 2 Recommended Wire Length and Wire Diameter for Power Supply System You must follow LOCAL ELECTRICAL CODES for wiring Outdoor Unit AWG American
108. nward gradient 1 100 Fig 3 7 or more and that there are no water traps p Air bleeder Do not install an air bleeder tube as this may cause water to spray from the drain tube outlet Fig 3 8 Fig 3 8 If it is necessary to increase the height of the drain pipe the section directly after the connection port can be raised a maximum of 19 11 16 in Do not raise it any higher than 19 11 16 in as this could result in water leaks Fig 3 9 11 3 4 in or less as short as possible 19 11 16 in or less Do not install the pipe with an upward gradient from the connection port This will cause drain water to flow backwards and leak when the unit is stopped Fig 3 10 Do not apply force to the piping on the unit side F 2 gt Upward gradient when connecting the drain pipe The pipe should XKX not be allowed to hang unsupported from its connection to the unit Fasten the pipe to a wall frame or other support as close to the unit as possible Fig 3 11 Fig 3 9 Provide insulation for any drain pipe that is run Fig 3 10 indoors Fig 3 11 28 07 115 SSHP_ II 5 7 07 3 59 PM Page 29 3 5 Checking the Drainage After wiring and piping are completed use the follow ing procedure to check that the water will drain smooth ly For this prepare a bucket and wiping cloth to catch and wipe up spilled water Do not supply power to the au unit until the tu
109. o bend tubes Fig 3 63 Refrigerant tubing 4 Connect the refrigerant tubing to the outdoor unit After performing a leak test on the connecting part insulate it with tubing insulation Fig 3 64 Also refer to Section O ar 10 5 Connecting Tubing between Indoor and Outdoor O Units Tee Conduit Drain hose 5 Assemble the refrigerant tubing drain hose and oe wiring inter unit wiring as shown in Fig 3 65 Fig 3 65 KH S 3072R KH S 3672R Liquid Wall tube 1 Shape the narrow refrigerant tube and drain IN hose in the desired direction so that they can WY rsd easily go into the wall hole Fig 3 66 lt 2 Push the wiring narrow tube and drain hose through the hole in the wall Wall fixture Fig 3 67 3 Bend the tubing if necessary to run along the wall in the direction of the outdoor unit then tape as far as the fittings The drain hose should come straight down the wall to a point where water runoff won t stain the wall Mounting plate 4 Hang the indoor unit on the wall fixture Fig 3 67 5 Install the mounting plate to secure the indoor unit solidly to the wall The plate can be positioned in either of the 2 ways shown Fig 3 68 45 07 115 SSHP_II 5 7 07 4 00 PM Page 46 q 3 17 Shaping the Tubing Cover KHH S 2672R i Refrigerant a tubing Inter unit wiring 1 Shape the refrigerant tubing so that it can easily go into the hole Fig 3 69
110. o the remote controller side but no room temperature data is sent to the main unit for 10 minutes the sensor is automatically switched to the indoor unit side As much as possible install the remote controller facing the unit 7 3 Address Switches If you are installing more than 1 indoor unit up to 6 in the same room it is necessary for you to assign each unit its own address so they each can be operated by their remote controller Up to 6 indoor units can be controlled separately through the address switches The operating control has the reception address switch and the remote controller has the transmission address switch This function is utilized by matching the transmission and reception address switches OAL 09080 Sensor button Fig 7 3 Remote controller ce ADR J ADR T address display j l l _ eece ADR I Address switch Any address 123 123 positions switch position Len c om available 123 e ii an 456 7 4 Setting the Model Code Flap display selector switch Make the slide switch settings in the battery compartment box of the remote controller depending on the type of indoor unit in which the wireless receiving unit is used Operation mode switch In this Split System Air Conditioner set the switch to A The switch is factory set to S A Always press the reset button after s
111. of the tubing where it enters the wall As you wrap the tubing overlap half of each previous tape turn 3 Clamp the tubing bundle to the wall using 1 clamp approx each meter Fig 9 12 Do not wind the armoring tape too tightly since this will decrease the heat insulation effect Also ensure that the condensation drain hose splits away from the bundle and drips clear of the unit and the tubing Apply putty here 9 5 Finishing the Installation After finishing insulating and taping over the tubing use sealing putty to seal off the hole in the wall to prevent rain and draft from entering Fig 9 13 Tubing Fig 9 13 100 07 115 SSHP_ II 5 7 07 4 00 PM Page 101 q 10 LEAK TEST EVACUATION AND ADDITIONAL REFRIGERANT CHARGE e Perform an air tightness test for this package A C Check that there is no leakage from any of the connections Air and moisture in the refrigerant system may have undesirable effects as indicated below pressure in the system rises operating current rises cooling or heating efficiency drops moisture in the refrigerant circuit may freeze and block capillary tubing water may lead to corrosion of parts in the refrigerant system Therefore the indoor unit and tubing between the indoor and outdoor unit must be leak tested and evacuated to remove any noncondensables and moisture from the system E Air Purging with a Vacuum Pump for Test Run Preparation Check that each tube both l
112. on 3 Before drilling a hole check that there are no studs or pipes behind the determined location Avoid any area where electrical en wiring or conduit is located Also take this precaution if the tubing goes through a wall at any other location 4 Using a sabre saw key hole saw or 3 5 2 in hole cutting drill attachment make a hole in the wall The required minimum hole diameter for these models is 3 3 16 in Fig 3 26 5 Measure the thickness of the wall from the inside edge to the outside edge and cut PVC pipe at a slight angle 1 4 in shorter than the thickness of the wall Fig 3 27 6 Place the plastic cover over the end of the pipe for indoor side only and insert in the wall Fig 3 28 35 Tape Pai j Full scale installation diagram Fig 3 25 Hole should be made at a slight downward slant to the outdoor side Outdoor side PVC pipe locally purchased TR f f 7 7 1 1 i l i MT Cut at slight angle Fig 3 27 INSIDE OUTSIDE Wall Plastic cover PVC pipe 07 115 SSHP_ II 5 7 07 3 59 PM Page 36 KHH S 2672R Remove and discard the set screws and take off the wall fixture Fig 3 29 KHH S 2672R 1 Tape the full scale installation diagram on the wall Set screws only for transportation at the locati
113. on After these are completed alarm F31 is displayed 0 25 0 75 e P03 e xt 0 75 0 25 e xt o Alarm Alternate blinking during alarms LED 1 blinks M times then LED 2 blinks N times The cycle then repeats M N Refer to 1 Examples of alarm display below 2 Palarm 3 Halarm 4 Ealarm 5 F alarm 6 L alarm Alarm No Insufficient gas indicator xt Refrigerant recovery mode xe Automatic address setting Automatic address se tting in progress Automatic address setting alarm E15 Automatic address setting alarm E20 Automatic address setting alarm Other than E15 and E20 xt 0 25 0 75 xt 0 75 0 25 A e xt 0 25 0 75 xt 0 75 0 25 xt Blinking alternately Blinking simultaneously Blinking simultaneously xe Blinking simultaneously O ON XL OFF 3 Examples of alarm display other than E15 E16 and E20 Blinking 0 25 0 75 indicates that the lamp illuminates for 0 25 seconds and then is OFF for 0 75 seconds Unless otherwise indicated the blinking is 0 5 0 5 Note This table shows example alarms Other alarms Alarm Display LED1 lt Alternately LED2 P03 3 Blinks 2times Blinks 3 times P04 xt X Blinks 4 times POS xt 3 Blinks 5 times P31 xt 3 Blinks 31 times H01 X Blinks 3 times 3 Blinks 1 time H02 xt X Bli
114. on port Fig 3 100 can be raised a maximum of 19 11 16 in Do not raise it any higher than 19 11 16 in as this eel 11 13 16 in or less could result in water leaks Fig 3 101 E Do not install the pipe with an upward gradient from Soe the connection port This will cause the drain water COO to flow backward and leak when the unit is not ll operating Fig 3 102 e Do not apply force to the piping on the unit side when connecting the drain pipe The pipe should not be allowed to hang unsupported from its connection to the unit Fasten the pipe to a wall frame or other Upward gradient support as close to the unit as possible Fig 3 103 a pward gradien ui COO E Fig 3 101 3 25 Checking the Drainage After wiring and drain piping are completed use the following procedure to check that the water will drain smoothly For this prepare a bucket and wiping cloth to catch and wipe up spilled water Fig 3 102 Support pieces No 1 Connect power to the power terminal board L1 L2 terminal inside the electrical component box Good 2 Remove the tube cover and through the opening slowly pour about 43 oz of water into the drain pan to check drainage Fig 3 103 3 Short the check pin CN5 white on the indoor control board and operate the drain pump Check the water flow and see if there is any leakage Be careful since the tan will start when you short the pi
115. on selected Make sure the unit is hori Fig 3 29 zontal using a level or tape measure to measure down from the ceiling Fig 3 30 Tape Full 2 Before drilling a hole check that there are no studs oe NStallation diagram or pipes behind the determined location Cy N CAUTION Avoid any area where electrical wiring or conduit is located Also take this precaution if the tubing goes through a wall at Fig 3 30 any other location 3 Using a sabre saw key hole saw or 3 5 32 in NOTE hole cutting drill attachment make a hole in the Hole should be made at a slight dowward slant to the wall The required minimum hole diameter for outdoor side these models is 3 3 16 in Fig 3 31 4 Measure the thickness of the wall from the inside edge to the outside edge and cut PVC pipe at a slight angle 1 4 in shorter than the thickness of the wall Fig 3 32 Outdoor side 5 Place the plastic cover over the end of the pipe for indoor side only and insert in the wall Fig 3 33 PVC pipe locally purchased L 1 T T 1 t 1 1 r d 1 i Cut at slight angle Fig 3 32 INSIDE wall OUTSIDE Plastic cover O iby sio PVC pipe 36 07 115 SSHP_II 5 7 07 3 59 PM Page 37 3 12 Installing the Rear Panel on the Wall KH S 2672R Be sure to confirm that the wall is strong enough to suspend the unit See either Item a or b below depending on the wall ty
116. or system address or indoor unit individual main sub setting is not set i i Automatic address setting is not completed Auto address is not completed i Error in transmitting serial communication signal E02 xt e e Indoor unit is detecting error signal from remote controller and system controller E03 Improper setting of indoor Indoor unit address setting is duplicated E08 unit or remote controller o A l Remote controller setting is duplicated E09 i i Indoor unit is detecting error Error in transmitting serial communications signal E10 signaled from signal option i i Error in receiving serial communications signal E11 i Setting error Main unit duplication in simultaneous operation multi control E14 i detected by outdoor unit Indoor unit is detecting error Error in receiving serial communications signal E04 i i signaled from outdoor unit Error in transmitting serial communications signal E05 Outdoor unit is detecting Error in receiving serial communications signal including unit E06 error signaled from indoor quantity verification failure e o xt unit za yg i i Error in transmitting serial communications signal E07 Automatic address setting Indoor unit capacity too low E15 failed i Indoor unit capacity too high E16 is No indoor units connected E20 An indoor unit detected Error in transmitting serial communications signal E17 trouble in the signal from xt e another indoor uni
117. ote controller and that the air conditioner in the OFF state you set the central addresses one ata time f the system has no remote controller connect a remote controller to the system temporarily Then follow this procedure The indoor unit address must already have been set before performing zone registration If necessary refer to the Installation Manual supplied with the outdoor unit 1 Press the and buttons on the remote controller at the same time for more than 4 seconds 2 Do not press buttton 3 Once in this mode the UNIT No CODE No No of SET DATA and indications will flash on the display as shown Fig 8 6 In case of group control ALL instead of UNIT No will flash on the display Select the main indoor unit address by pressing the button once 4 Set CODE No to 03 using the a __ and Cv _ buttons CODE No 03 must be selected to perform zone registration using the remote controller 5 Set the Central address you want to assign to the indoor unit address using the _a_ and C v buttons according to the zone registration table 6 Press the button The CODE No and Central address changes from flashing to ON state If you make a mistake press the button and reset the central address 7 Press the button to finish zone registration For example
118. over plate To access the terminal plate inside the indoor unit follow these steps a 1 Using a Phillips screwdriver remove the screw on Cover plate the cover plate Figs 3 58a and 3 58b 2 Remove the cover plate Fig 3 58a Ta A M le A inter unit SA control line eed wiring ar plate Lock nut Top of conduit connector Fig 3 58b 43 07 115 SSHP_II 5 7 07 4 00 PM Page 44 1 Insert the inter unit wiring according to local codes into the through the wall PVC pipe Run the wiring toward the indoor side allowing approx 5 to extend from the wall face Figs 3 59a and 3 59b Never fix the wiring by any means before the indoor unit is fully seated on the rear panel 2 Remove the side cover and the metallic cover Fig 3 60 or 3 61 depending on model 3 Secure the conduit connector to the chassis with a lock nut Fig 3 60 or 3 61 4 Give some play to the inter unit wiring from the outdoor unit to the corresponding terminals on the terminal plate Be sure to refer to the wiring system diagram label inside the metallic cover and carry out the correct field wiring Wrong wiring can cause the unit to malfunction e Check local electrical codes and any specified wiring instructions or limitations 5 Secure the metallic cover with its screw Then replace
119. ower has been supplied to the unit for at least 5 hours before starting the compressor The bottom of the compressor should be warm to the touch and 2 the crankcase heater around the feet of the k bk Ih compressor should be hot to the touch Fig 11 1 i 6 Both the gas and liquid tube service valves are 58 open If not open them now Fig 11 2 ia Liquid tube Gas tube 7 Request that the customer be present for the trial Fig 11 2 run Explain the contents of the instruction manual then have the customer actually operate the system 8 Be sure to give the instruction manual and warranty certificate to the customer 9 When replacing the control PCB be sure to make all the same settings on the new PCB as were in use before replacement The existing EEPROM is not changed and is connected to the new control PCB 104 07 115 SSHP_ II 5 7 07 4 00 PM Page 105 E X T U K Type 11 2 Caution This unit may be used in a single type refrigerant system where 1 outdoor unit is connected to 1 indoor unit The indoor and outdoor unit control PCBs utilize a semiconductor memory element EEPROM The set tings required for operation were made at the time of shipment Only the correct combination of indoor and outdoor units can be used This test run manual describes primarily the procedure when using the wired remote cont
120. pe a If Wooden Wall 1 Attach the rear panel to the wall with the 10 screws provid ed Fig 3 34 If you are not able to line up the holes in the rear panel with the beam locations marked on the wall use toggle bolts to go through the holes on the panel or drill 3 16 in dia holes in the panel over the stud locations and then mount the rear panel 2 Double check with a ruler or carpenter s level that the panel is level This is important to install the unit properly Fig 3 35 3 Make sure the panel is flush against the wall Any space between the wall and unit will cause noise and vibration b If Block Brick Concrete or Similar Type Wall Make 3 16 dia holes in the wall Insert rawl plugs for appropri ate mounting screws Fig 3 36 KH S 3072R KH S 3672R Confirm that the wall is strong enough to support the unit a If Wooden Wall 1 Attach the wall fixture to the wall with the 12 screws pro vided Fig 3 37 If you are not able to line up the holes in the wall fixture with the beam locations marked on the wall use rawl plugs or toggle bolts to go through the holes on the panel or drill 3 16 in dia holes in the wall fixture over the stud locations 2 Check with a tape measure or carpenter s level that the wall fixture is level This is important so that the unit is cor rectly installed 3 Make sure the wall fixture is flush against the wall Any space between the wall and unit will
121. ping of central address Nos 1 Press the A and buttons at the same time for more than 4 seconds and CODE No C1 will flash 2 Select CODE No C3 by pressing _a_ Cv button and press the button C3 changes from flashing to ON state and will flash Then auto overlap checking will start 3 If C3 changes from ON to flashing and stops flashing and disappears there is no over lapping Then finally complete the auto overlap checking mode by pressing the button 4 If some of GROUP No ZONE No and UNIT No flash you should try the zone registration again Select CODE No C1 by pressing a _ Cv _ button and press the button Select the flashing GROUP No with the ZONE and GROUP buttons Then press the button and reselect the ZONE GROUP and UNIT No Then finally complete the auto overlap checking mode by pressing the button 94 v A AA HO FC Mo OQeORK ap ja aC Ce Fig 8 11 07 115 SSHP_ II 5 7 07 4 00 PM Page 95 E ZONE registration table zone aroup Sentral address Unit location ZONE aRoup Ceqtet address Unit location 1 1 1 33 2 2 2 34 3 3 3 35 4 4 4 36 5 5 5 37 6 6 6 38 7 7 7 39 1 8 8 3 8 40 9 9 9 41 10 10 10 42 11 11 11 43
122. ply refrigerant lubricant to the matching surfaces of the flare and union tubes before connecting them then tighten the nut with a torque wrench for a leak free con nection Check carefully for leaks before starting the test run When Servicing e Turn the power OFF at the main power box mains before opening the unit to check or repair electrical parts and wiring Keep your fingers and clothing away from any moving parts Clean up the site after you finish remembering to check that no metal scraps or bits of wiring have been left inside the unit being serviced Ventilate any enclosed areas when installing or testing the refrigeration system Escaped refrigerant gas on contact with fire or heat can produce dangerously toxic gas Confirm after installation that no refrigerant gas is leak ing If the gas comes in contact with a burning stove gas water heater electric room heater or other heat source it can cause the generation of poisonous gas 07 115 SSHP_II 5 7 07 3 59 PM Page 3 Check of Density Limit The room in which the air conditioner is to be installed requires a design that in the event of refrigerant gas leaking out its density will not exceed a set limit The refrigerant R410A which is used in the air condi tioner is safe without the toxicity or combustibility of ammonia and is not restricted by laws imposed to pro tect the ozone layer However since it contains more than air
123. r discharge chamber in the field when itis difficult to keep a space of min 20 between the air discharge outlet and an obstacle the air discharge outlet is facing a sidewalk and discharged hot air may bother passers by Refer to Fig 2 5 2 4 Installing the Unit in Heavy Snow Areas In locations with strong wind snow proof ducting should be fitted and direct exposure to the wind should be avoided as much as possible E Countermeasures against snow and wind In regions with snow and strong wind the following problems may occur when the outdoor unit is not pro vided with a platform and snow proof ducting a The outdoor fan may not run and damage to the unit may occur b There may be no air flow c The tubing may freeze and burst d The condenser pressure may drop because of strong wind and the indoor unit may freeze 2 5 Precautions for Installation in Heavy Snow Areas 1 The platform should be higher than the max snow depth Fig 2 6 2 The 2 anchoring feet of the outdoor unit should be used for the platform and the platform should be installed beneath the air intake side of outdoor unit 3 The platform foundation must be firm and the unit must be secured with anchor bolts 4 In case of installation on a roof subject to strong wind countermeasures must be taken to prevent the unit from being blown over 18 Air discharge Air discharge KON j
124. rewdriver into the recess of cover A to remove cover A and cover B When removing the cover take care not to scratch the panel Remove cover B from cover A Install the indicator section at cover A After passing through the lead wires install cover Fig 7 8 A and the indicator section at the panel hole The protrusion part of cover A is fixed with the panel hole 6 Bundle the lead wires along with the wiring of the louver motor 7 Install the side panel annan a A U Tn SHS 7 8 Operating Controller Installation Do not twist the operating Install the operating controller on the top face of the air ren controller wires together intake section space between the fan motor and the with the power supply electrical component box Fig 7 9 wires Doing so can result in malfunction If electrical noise is induced in the unit power supply take appropriate measures for example installing a noise filter 1 Fasten the operating controller to the ceiling panel of the air intake section with the 2 supplied screws 4 x L13 82 in 2 Draw the lead wires into the electrical component box and connect the operating controller 2 wires WHT BLK to the remote control wires in the electrical component box 3 Connect the indicator section and the operating controller using the 6P connector in the electrical component box
125. rking e ko S C errors between indoor and outdoor units OY ot e Indoor or outdoor thermistor is malfunctioning w e to Outdoor unit protector is working e tt fo Indoor unit protector is working ko ko ko TEST RUN switch on the operation controller is in ON state S C Serial communications OPERATION TIMER STANDBY Remote control lamp lamp lamp receiver Fig 7 12 Stick the alarm message label accompanying the wireless remote controller on the electrical component box to indicate the cause of trouble for future reference 73 RC WL 07 115 SSHP_ II 5 7 07 4 00 PM RC LD lt RCS BH80UA WL gt ren Page 74 q ifthe signal receiving unit is installed near a rapid start or inverter type fluorescent lamp neither one uses glow lamps it may be impossible to receive signals from the wireless remote control ler To avoid signal inter ference from fluorescent lamps install the receiv ing unit at least 6 6 ft away from the lamps and install at a location where wireless remote controller signals can be received when the fluorescent lamps are on 7 12 Separate Type Signal Receiving Unit Installation ren Do not twist the operating controller wires together with the power supply wires Doing so can result in malfunction If electrical noise is induced in the unit power supply take appropriate measures for example installing a no
126. roller 11 3 Test Run Procedure Recheck the items see 11 4 to check before the test run i Check the combination wiring of indoor and See 5 3 outdoor units y Turn ON the indoor and outdoor power Automatic address Check the warning code Set the remote controller to test run See 10 5 Has the test run been completed Refer to Table of Self Diagnostic Functions and Corrections to check the system Note Check the indoor side drainage Return the remote controller to normal control Fig 11 3 105 07 115 SSHP_ II 5 7 07 4 00 PM Page 106 11 4 Items to Check Before the Test Run 1 Turn the breaker ON at least 12 hours in advance in order to energize the crank case heater 2 Fully open the closed valves on the liquid tube and gas tube sides 11 5 Test Run Using the Remote Controller 1 Press and hold the remote controller button for 4 seconds or longer Then press the button e TEST appears in the LCD display during the test run e Temperature control is not possible when test run mode is engaged This mode places a large load on the devices Use it only when performing the test run 2 Use either Heating or Cooling mode to perform the test run Note The outdoor unit will not operate for approximately 3 minutes after the power is turned ON or after it stops operating 3 If
127. t Error in receiving serial communications signal E18 Communications trouble Communications failure with MDC E31 xX between units i Mis setting Setting error Indoor unit group settings error LO1 Indoor outdoor unit type mismatch L02 xt 7 eS A 7 L Simultaneously Main unit duplication in group control detected by indoor unit L03 i Outdoor unit address duplication system address L04 xt Oe a xt Group wiring connected for independent indoor unit L07 Simultaneously Address not set or group not set L08 xt e xt Indoor unit capacity not set Log ee Outdoor unit capacity not set or setting error L10 xe O xe Miswiring in group control wiring L11 L Simultaneously Indoor unit type setting error capacity L13 i 65 Continued 07 115 SSHP_II 5 7 07 4 00 PM Page 66 eb Wired Wireless remote remote controller control receiver display display Possible cause of malfunction eee g amp oO F i0 Ceiling panel connection failure P09 Activation of Indoor protection Fan protective thermostat P01 3 i3 i L Alternately protecive Float switch P10 erna siy device Discharge temperature trouble P03 i Outdoor protection High pressure switch or compressor motor thermal protector is activated P04 Open phase detected AC power trouble P05 No gas P15 i 4 way valve locked P19 com ae Hi
128. t No only Input output Wire length less than 330 ft Pulse width All OFF input more than Pulse photo 984 ft sec coupler input Wire length less than 330 ft 96 S Back up switch Back up battery 07 115 SSHP_II 5 7 07 4 00 PM Page 97 q 9 HOW TO PROCESS TUBING Deburring The liquid tubing side is connected by a flare nut and Before After the gas tubing side is connected by brazing 9 1 Connecting the Refrigerant Tubing Use of the Flaring Method Many conventional split system air conditioners employ the flaring method to connect refrigerant tubes which run between indoor and outdoor units In this method the copper tubes are flared at each end and connected with flare nuts j 2 Fig 9 1 ISSS S Y Flaring Procedure with a Flare Tool 1 Cut the copper tube to the required length with a tube cutter It is recommended to cut approx 12 20 in longer than the tubing length you estimate Copper tubing 2 Remove burrs at each end of the copper tubing with a tube reamer or file This process is impor tant and should be done carefully to make a good flare Be sure to keep any contaminants moisture dirt metal filings etc from entering the tubing Figs 9 1 and 9 2 When reaming hold the tube end downward and be sure that no copper scraps fall into the tube Fig 9 2 rE Flare nut Copper lt tubing
129. tall mechanical ventilation which is inter ft 538 locked with the leak detector 484 Total refrigerant charged amount oz fis Min indoor volume where the indoor unit is installed ft 3 ane oO lt Limit density 0 3 0z ft 3 o an The limit density of refrigerant which is used in this unit 3 265 is 0 3 oz ft 3 ISO 5149 8 2 c 215 The shipped outdoor unit comes charged with the g ei amount of refrigerant fixed for each type so add it to the amount that is charged at the field For the refriger 108 ant charge amount at shipment refer to the unit s 54 nameplate t 3 4 842 4 356 3 870 3 384 i J 2 421 Min indoor volume ti Saal o Bn N p a N o ol A O Minimum indoor volume amp floor area relative to the amount of refrigerant is roughly as given in the following table Range below the density limit of 0 3 oz ft3 Countermeasures not needed Range above the density limit of 0 3 oz ft3 Countermeasures needed 22 44 66 88 Ibs Total amount of refrigerant CAUTION Pay special attention to any location such as a basement 15 or recessed area etc where leaked refrigerant can collect since refrigerant gas is heav ier than air 07 115 SSHP_II 5 7 07 3 59 PM Page 16 q 2 SELECTING THE INSTALLATION SITE SEINS 2 1 Indoor Unit Y Ceiling areas where leakage of
130. te then carry out the wiring closely following the wiring diagram 2 Provide a power outlet to be used exclusively for each unit A power supply disconnect and circuit breaker for overcurrent protection should be provided in the exclusive line 3 To prevent possible hazards from insulation failure the unit must be grounded 4 All wiring must be connected tightly 5 Do not allow wiring to touch refrigerant tubing compressor or any moving parts of the fan Unauthorized changes in the internal wiring can be very dangerous The manufacturer will accept no responsibility for any damage or misoperation that occurs as a result of such unauthorized changes 42 07 115 SSHP_II 5 7 07 4 00 PM Page 43 q Wall 3 16 Wiring Instructions for Inter Unit Connections me KH S 2672R aia S 1 Insert the inter unit wiring according to local Plastic i cover electrical codes into the through the wall PVC pipe Run the wiring toward the indoor side allowing approx 10 inches to extend from the wall face Fig 3 57 2 Route the inter unit wiring from the back of the indoor unit and pull it toward the front for connection Figs 3 58a and 3 58b 3 Connect the inter unit wiring to the corresponding terminals on the terminal plate Figs 3 58a and Terminal 3 58b while referring to the wiring diagram plate 4 Be sure to secure the wiring with the provided FT DN clamp f How to remove the c
131. the side cover KHH S 2672R Metallic cover conduit Fig 3 60 44 KHH S 2672R Fig 3 59a KH S 3072R KH S 3672R Wall fixture Connector Wiring Fig 3 59b KH S 3072R KH S 3672R a Metallic cover Hi 6 Lock NIJ nut L Connector Side cover Fig 3 61 Wall Wall 07 115 SSHP_II 5 7 07 4 00 PM Page 45 q KHH S 2672R Bouck 1 Shape the refrigerant tubing so that it can easily go into l the wall hole Fig 3 62 ne If using a stepladder be careful to keep your balance and not fall off E RRR RAD Le a l To prevent the unit from damage aS and avoid personal injury ask for rain node someone s help when feeding the tubing through the hole pecalse Fig 3 62 the unit is heavy and difficult to hold in place b 2 Push the wiring refrigerant tubing and drain hose through the hole in the wall Adjust the indoor unit so it is a securely seated on the rear panel Pipe bending tool p a 0 7 or more 3 Carefully bend the tubing if necessary to run along the Fig 3 63 wall in the direction of the outdoor unit and then tape as far as the fittings The air conditioner s performance will deteriorate if a tube is crushed l Insulation To prevent crushing of tubing Field supply avoid sharp bends Use a pipe Fig 3 64 bending tool t
132. tion difference above or below the outdoor unit and within Ue Min a total tubing length L from the outdoor unit as Aon INCI detailed in Table 1 11 allow room for mounting the remote controller about 3 ft off the floor in an area that is not in direct sunlight nor in the flow of cool air from the indoor unit Air delivery will be degraded if the distance from the floor to the ceiling is greater than 10 ft 16 07 115 SSHP_II 5 7 07 3 59 PM Page 17 a 2 2 Outdoor Unit AVOID Exhaust fan e heat sources exhaust fans etc Fig 2 1 E damp humid or uneven locations Ta oF oh 4 Heat source DO Out choose a place as cool as possible P choose a place that is well ventilated and outside air temperature does not exceed maximum 115 F constantly allow enough room around the unit for air intake Fig 2 1 exhaust and possible maintenance Fig 2 2 use lug bolts or equal to bolt down unit reducing vibration and noise if cooling operation is to be used when the outdoor air temperature is 23 F or below install a duct on the outdoor unit Installation space Obstruction above unit Air direction chamber Z field supply D B A Distance between obstructions and the unit air inlet and outlet must be as shown below Inlet side C More than 25 64 More than 25 64 E A
133. troller Installation au to the outdoor unit are completed power wiring or run it in the same e Do not supply power to the unit or try to operate it until the tubing and wiring Do not twist the control wiring with the metal conduit because this may cause malfunction Install the remote controller away sources of electrical noise Install a noise filter or take other from appropriate action if electrical noise affects the power supply circuit of the unit If local electrical codes allow this remote controller can be mounted using a conventional wall box for flush mounting When you open the decorative cover you will see two gaps under the remote controller Insert a coin into these gaps and pry off the back case Fig 6 4 Attach the back case with the 2 small screws provided Using a screwdriver push open the cut outs on the back case These holes are for screws Use the spacers and take care not to tighten the screws excessively If the back case will not seat well cut the spacers to a suitable thickness Fig 6 3 Connect the remote controller wiring 2 wires cor rectly to the corresponding terminals in the electrical component box of the indoor unit When wiring do not connect the remote controller wires to the adjacent terminal block for the power wiring Otherwise the unit will break down To finish fit the back tabs of the case into the remote controller and mount it 61
134. ts Due to the features of the refrigerant and refrigerating machine oil the prevention of water and other impurities becomes more important than ever 2 Be sure to recharge the refrigerant only in liquid form 2 1 Since R410A is a non azeotrope recharging the refrigerant in gas form can lower performance and cause defects of the unit 2 2 Since refrigerant composition changes and performance decreases when gas leaks collect the remaining refrigerant and recharge the required total amount of new refrigerant after fixing the leak 3 Different tools required 3 1 Tool specifications have been changed due to the characteristics of R410A Some tools for R22 and R407C type refrigerant systems cannot be used N R407C tools Manifold gauge Item iaol compatible Remarks with R410A Manifold gauge Yes No Types of refrigerant refrigerating machine oil and pressure gauge are different Charge hose Yes No To resist higher pressure material must be changed Vacuum pump Yes Yes Use a conventional vacuum pump if it is equipped with a check valve If it has no check valve purchase and attach a vacuum pump adapter Leak detector Yes No Leak detectors for CFC and HCFC that react to chlorine do not function because Vacuum pump R410A contains no chlorine Leak detector for HFC134a can be used for R410A ae ne Flaring oil Yes No For systems that use R22 apply mineral oil Suniso oil to the flar
135. tubing to get too hot during brazing The nitrogen gas inside the tubing may overheat causing refrigerant system valves to become damaged Therefore allow the tubing to cool when brazing e Use a reducing valve for the nitrogen cylinder Do not use agents intended to prevent the formation of oxide film These agents adversely affect the refrigerant and refrigerant oil and may cause damage or malfunctions 9 2 Connecting Tubing between Indoor and Outdoor Units 1 Tightly connect the indoor side refrigerant tubing extended from the wall with the outdoor side tubing 2 To fasten the flare nuts apply specified torque as at right When removing the flare nuts from the tubing Apply refrigerant lubricant here and here Union Flare nut Fig 9 5 Torque wrench Indoor unit Outdoor unit Fig 9 6 Spanner connections or when tightening them after connecting the tubing be sure to use 2 monkey wrenches or spanners as shown Fig 9 6 If the flare nuts are over tightened the flare may be damaged which could result in refrigerant leakage and cause injury or asphyxiation to room occupants 01 2 12 7 mm When removing or tightening the gas tube flare nut use 2 monkey wrenches together one at A Fig 9 7 Tube diameter Tee Tube thickness 01 4 6 35 mm Ag 480 i eH 1 32 in 03 8 9 52 mm 340 420 kot om
136. unction in order to prevent continuous test run Incase of 4 way air discharge type test run operation is not possible without the ceiling panel installation To protect the air conditioner from overloading the outdoor unit will not start running for 3 minutes after power is applied or the air conditioner is turned off and then back on When the air conditioner fails to start the test run 1 or more of the 3 alarm indicator lamps on the indoor unit will flash See next section When the DIP switch is set to TEST ON temperature control from the wireless remote controller is disabled Do not use this setting at any time other than for the test run Doing so will place an excessive load on the system To avoid placing an excessive load on the equipment use this function only when conducting the test run 72 07 115 SSHP_II 5 7 07 4 00 PM Page 73 q 7 11 Misoperation Alarm Indicators Alarm indicator lamps on the indoor unit indicate the error cause if the air conditioner fails to operate upon being switched on The possible alarm indica tions are given in Table 7 1 Fig 7 12 shows the location of the alarm lamps on the indoor unit See Table 7 1 and Fig 7 12 Table 7 1 Alarm OPERATION TIMER STANDBY Cause of Trouble lamp lamp lamp tt S C errors between the indoor unit s controller PCB and the remote controller fo Compressor protector is wo
137. unit to secure the wiring 5 Install the air filter and air intake grille by perform ing the steps in section 3 6 in reverse Rehook the safety cord before closing the air intake grille 3 8 When Removing the Ceiling Panel for Servicing When removing the ceiling panel for servicing remove the air intake grille and air filter disconnect the wiring connector inside the electrical component box and then remove the 4 mounting screws 31 07 115 SSHP_II 5 7 07 3 59 PM Page 32 q 3 9 Duct for Fresh Air For fresh air intake There is a duct connection part on side of the indoor unit Fig 3 16 An optional air intake plenum including duct connection box and flange can be attached to the indoor unit Air intake plenum Type PNR XH2442 CMB GSJ80U XH W 2672R PNR XH3642 CMB GSJ140U XH W 3672R XH W 4272R 1 Accessories Detail of fresh air intake Check that the following parts are in the box when Unit inch gP Fig 3 16 unpacking Name Q ty Remarks Cord with socket Connecting line Not necessary for 9P intaking fresh air M5 x L5 in for fastening Screw M4 x L1 2 in Duct connection flange box for fastening Screw a 4 Air intake filter 9 Duct connection box 1 for fresh air Duct connection flange 1 for connecting fresh air duct 2 Installation Installation steps a
138. utdoor brown EMG Refer to the figure below If operation is still not possible after changing the brown connectors try cutting the varistor VA002 both indoor and outdoor Be sure to turn the power OFF before performing this work Indoor unit control PCB Outdoor unit control PCB Varistor black Terminal plug black EMG brown connector OC blue connector Fig 11 4 106 00 PM Page 107 4 5 7 07 07 115 SSHP_II R 091109 p osuuoo Ajayeusaye Buryul q YY pue NO S Jamod JUN JOopU 34 JY Y09940 ayelidoudde ase sun Joopyno pue JOOpul 3U Jo sarjoedeo 2 0 ay Jey YOY yo ye se IUES e yo ye se WES yo ye se Wes w04 e ye PEAlaoe1 Bulaq si jeus jenas ON yBly 00 s Ajloedeo yun 100pu MO 00 S Ayloeded yun JOOpU sBuljes 4991109 y yew PUR Joug WA SAS g O 1949H 43 Je se IWELS yo ye se IUES AJ0900 P8JOSUUOD JOU S JO 4nd SI Bum Pun 1 UI JOOPINO J0OPU A O909 Buum y JOOUUOD 43 Je Se IUES yo ye se aes e ya ye se ewes Aj 9109 pa oauUod JOU S Buum jJUN J9 U JOOP NO J00pU Buryurig s dwe Aqpueis A O 100 10 98UU0D A O 00 Pe dauUod 10u s dnosB y ul s un soopul A981109 p jp uuoo ase dwe Aqpueis p kejds p 6 0 d jaued Buljiao yun Joopul ay JooUUOD Yo Je Se WES e OU S J0 D9
139. wire from the remote controller ee E 2 Connect the indoor units U1 U2 and the outdoor units 1 2 P Connect the other outdoor units and indoor units with different war fer refrigerant systems in the same way Ha Connect the inter unit control wiring to the indoor units U1 U2 D for each refrigerant system Wired remote Inter unit control wiring een Fig 11 6b 109 07 115 SSHP_ II 5 7 07 4 00 PM Page 110 11 8 3 Setting the outdoor unit system addresses For basic wiring diagram 2 Set the system addresses 1 2 3 Outdoor unit control PCB System address rotary switch Set to 0 at time of shipment System address rotary switch 0 B System address Fig 11 7 System address No O Automatic address SohrF Setting at shipment 0 ot 1 If outdoor unit is No 1 Both OFF 2 If outdoor unit is No 2 Both OFF 11 If outdoor unit is No 11 10s digit ON 21 If outdoor unit is No 21 20s digit ON 30 lf outdoor unit is No 30 10s digit and 20s digit ON 11 8 4 Automatic address setting using the remote controller 10s 20s DIP switch S ON A KS 1 2 OFF System address rotary switch System address 10s digit and 20s digit lt gt DIP switch AE a Z af Automatic address 2 4 button black Terminal plug black 0 setting 1 setting
140. witching the setting O E O Operation Ex GR erT mode switch X T type K type U type Gre cr He Flap displ selector satah o Heat pump with Heat pump without Cooling only Auto mode CH type Auto mode Fig 7 4 69 _ RC WL 07 115 SSHP_II 5 7 07 4 00 PM Page 70 q lt RCS SH80UA WL gt m 4 Way Air Discharge Semi concealed Type X Type 7 5 Indicator Section Installation Air intake grille Mark section indicator section Remove the ceiling panel and indicator cover and install the indicator section 1 Remove the ceiling panel 2 Remove the corner cover behind the mark sec tion 3 screws 3 Remove the mark section inside the ceiling panel 2 screws 4 Install the indicator section in the location where the mark section was attached 2 screws 5 Form the wire to match the panel ribs as shown in Fig 7 6 6 Install the corner cover Restrain the wire with the corner cover Corner cover Fig 7 5 7 6 Operating Controller Installation Do not twist the operating Pass the wiring through under the shaft er controller wires together with the power supply wires Doing so can result in malfunction If electrical noise is induced in the unit power supply take appropriate measures
141. ystem up to 4 15 MPa Manifold valve 42 kgf cm G with dry nitrogen gas and close the cylinder valve when the gauge reading reaches 4 15 MPa 42 kgf cm2G Then test for leaks with liquid soap To avoid nitrogen entering the eon refrigerant system in a liquid state the top of the cylinder must be higher than the bottom when you pressurize the system Usually the cylinder is used in a vertical standing position Pressure gauge 4 Do a leak test of all joints of the tubing both indoor and outdoor and both gas and liquid service valves Bubbles indicate a leak Wipe off the soap with a clean cloth after the leak test a 5 After the system is found to be free of leaks tube relieve the nitrogen pressure by loosening the charge hose connector at the nitrogen cylinder When the system pressure is reduced to normal disconnect the hose from the cylinder Liquid tube Outdoor unit 10 2 Evacuation Be sure to use a vacuum pump that includes a function for prevention of back flow in order to prevent back flow of pump oil into the unit tubing when the pump is stopped Perform vacuuming of the indoor unit and tubing Connect the vacuum pump to the gas tube valve Fig 10 4 and apply vacuum at a pressure of 755 mmHg 5 Torr or below Continue vacuum application for a minimum of 1 hour after the pressure reaches 755 mmHg 1 Attach the charge hose end described in the preceding steps to the vacuum pump to

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