Sanyo DC Inverter Split System XHS1271 User Manual

TECHNICAL & SERVICE MANUALXHS1271 & PNR-XS1872 + CH1271XHS1872 & PNR-XS1872 + CH1872DC INVERTER SPLIT SYSTEM AIR CONDITIONERIndoor UnitDes

Indoor Unit XHS1872 & PNR-XS1872Outdoor Unit CH1872< 208V >2-1-3.VerticaldB-AdB-AIndoor : Hi/Me/LoOutdoor : HiAir FilterCompressorRefrigeran

155. Refrigerant Tubing5-1. Use of the Flaring MethodMany of the conventional split system air conditionersemploy the flaring method to connect refr

165-4. Connecting Tubing between Indoor and Outdoor Unitsa) Tightly connect the indoor side refrigerant tubing exten-ded from the wall with the outdoo

Be sure to use a manifold valve forair purging. If it is not available, usea stop valve (field supply) for thispurpose. The “Hi” knob of the mani-fold

18(4) With the “Lo” knob of the manifold valve open, runthe vacuum pump. The operation time for the vacu-um pump varies with tubing length and the cap

19How to Test Run the Air ConditionerAfter turning on the power of the air conditioner, use theremote controller and follow the steps below to conduct

20I Pump DownPump down means collecting all refrigerant gas in thesystem back into the outdoor unit without losing any ofthe gas. Pump down is used wh

217. Remote Control Unit Installation PositionThe remote control unit can be operated from either anon-fixed position or a wall-mounted position.To e

ACL(Reset)button1HR.TIMERbuttonON/OFFoperationbuttonHIGH POWERbutton228. Address Switch8-1. Address Setting of the Remote Control UnitThe address ca

INSTRUCTION MANUALSTK-RCS-7TWSU(OI-852-6-4181-119-00-0)APPENDIX CA-3

STK-RCS-7TWSU© SANYO 2008Pub. OI-85264181119000INSTRUCTION MANUALWired Remote ControllerMODE D’EMPLOITélécommande FilaireThis wired remote controller

Indoor Unit XHS1872 & PNR-XS1872Outdoor Unit CH1872DATA SUBJECT TO CHANGE WITHOUT NOTICE.Remarks: Rating conditions are:Cooling: Indoor air temper

2CONTENTSPagePRODUCT INFORMATION ... 2ALE

3REMOTE CONTROL UNIT (DISPLAY)(1) Operation modeAUTO ...(only for COOL/DRY/HEAT Model)HEAT...

4REMOTE CONTROL UNITDisplayInformation on the operating conditions is displayed while the remote control unit is switched on. If the unit is turned of

5SensorA temperature sensor inside the remote control unit senses the room temperature.ON/OFF operation buttonThis button is for turning the air condi

6OPERATION WITH THE REMOTE CONTROL UNIT1. Automatic Operation(only for COOL/DRY/HEAT Model)This unit automatically switches between cooling operation

73. Adjusting the Fan SpeedA. Automatic fan speedSimply set the FAN SPEED selector button to the position.This automatically sets the best fan spee

8SETTING THE TIMER1. How to set the present time(Example) To set to 9:10 pm. 2. How to set the OFF time(Example) To stop the air conditioner at 11:3

95. Cancellation of the time settingYou can cancel the time settings by pressing the TIMER SELECT button.The time settings cannot be canceled by press

INSTALLATION INSTRUCTIONSSTK-RCS-7TWSU(II-852-6-4190-481-00-0)APPENDIX DA-4

I Parts supplied with the remote controllerSee Table 1.I Remote controller installation guidelines• Mount the remote controller 3.3 to 4.9 ft. (1 to 1

Indoor Unit (Body) XHS1271Indoor Unit (Panel) PNR-XS18722-2. Major Component Specifications2-2-1. Indoor UnitMPZN-12V ... 2Flap MotorType Stepping M

2A. Installing with in-wall junction box(1) Install the junction box (locally purchased) into the wall.(Figs. 2-a and 3)(2) Pass the wire harness thro

Fig. 8IndicatorWire harnessCeilingpanelTerminal coverClamps7P IND and 4P RCwiring connector5P FLAPwiring connectorClamping strapFLAPRCIND7P4P5P FLAPwi

4Fig. 9Fig. 10Fig. 11ON/OFFoperation button1 HR.TIMERbuttonNIGHT SETBACKbuttonACL (Reset)buttonSENSOR buttonOPERATION lampTIMER lampHIGH POWER lampREM

SANYO Commercial SolutionsA Division of SANYO North America Corporation1300 Michael Drive, Suite AWood Dale, IL 60191, U.S.A.Sanyo Canada Inc.1-300 Ap

Indoor Unit (Body) XHS1872Indoor Unit (Panel) PNR-XS1872MP24ZN-12V ... 2Flap MotorType Stepping MotorRating Model ... Q'tyCoil Resistance Ohm(Amb

2-2-2. Outdoor UnitControl PCBControl Circuit Fuse ControlsPart No.Microprocessor125V 25ACB-CH1271DATA SUBJECT TO CHANGE WITHOUT NOTICE.Pints (cc) WH

Outdoor Unit CH1872Control PCBControl Circuit Fuse ControlsPart No.Microprocessor250V 25ACB-CH1872DATA SUBJECT TO CHANGE WITHOUT NOTICE.Pints (cc) WHT

2-3. Other Component Specifications Indoor Unit XHS1271 & PNR-XS1872 XHS1872 & PNR-XS1872Outdoor Unit CH1271 CH1872032 50 68 86 104 122 1

3. DIMENSIONAL DATAIndoor Unit  XHS1271 & PNR-XS1872 XHS1872 & PNR-XS18726-5/16 6-11/161-3/16 (30)4-19/321-25/321-25/322-3/328-15/3222-5/8

10-13/163-19/32ID:23/324-ID:15/1621-3/166-3/324-9/32 2-5/32Narrow tube service valvedia.1/4" (6.35)Wide tube service valvedia.3/8" (9.52)3-1

Narrow tube service valvedia.1/4" (6.35)Wide tube service valvedia.1/2" (12.70)4-3/8 2-5/326-17/325-23/323/3226-3/8(670)23/321-13/1634-21/32

When WiringELECTRICAL SHOCK CAN CAUSE SEVERE PERSONAL INJURY OR DEATH. ONLY A QUALIFIED, EXPERIENCED ELECTRICIAN SHOULD ATTEMPT TO WIRE THIS SYSTEM.SP

CompressorAccumulatorWide tubeservicevalveWide tubeNarrowtubeservicevalveNarrow tubeHeat exchangerHeat exchangerMufflerCapillary tube for split flowCo

Compressor4-wayvalveAccumulatorHigh pressureswitchWide tubeservicevalveWide tubeNarrowtubeservicevalveNarrow tubeHeat exchangerMufflerCapillary tube f

Hi FanLo FanCooling Characteristics (RH : 46%, Indoor fan speed : High fan) (60Hz, 115V)(1) Low pressure performance chart(2) Operating current perfor

High pressure at wide tube service valvepsig(MPaG)Operating current (A)13141617121115290(2.0)218(1.5)363(2.5)435(3.0)508(3.5)23(-5)32(0)41(5)50(10)59(

• Check each performance value in test-run mode. Electrical performance values represent a combined indoor/outdoor value.NOTECooling Characteristics (

• Check each performance value in test-run mode. Electrical performance values represent a combined indoor/outdoor value.• Overload prevention operate

5-2. Cooling CapacityIndoor Unit : XHS1271 & PNR-XS1872Outdoor Unit : CH1271Power Supply : 115V Single Phase 60Hz< Cooling Capacity >

Indoor Unit : XHS1872 & PNR-XS1872Outdoor Unit : CH1872Power Supply : 230V Single Phase 60Hz< Cooling Capacity >TC : Total Cooling Cap

5-3. Cooling Capacity (Low Ambient)Indoor Unit : XHS1271 & PNR-XS1872Outdoor Unit : CH1271Power Supply : 115V Single Phase 60Hz< Cooling

Indoor Unit : XHS1872 & PNR-XS1872Outdoor Unit : CH1872Power Supply : 230V Single Phase 60Hz< Cooling Capacity (Low Ambient) >TC : Tot

Table of Contents1. OPERATING RANGE2. SPECIFICATIONS2-1. Unit Specifications 2-2. Major Component Specifications 2-3. Other Component Specifica

5-4. Heating CapacityIndoor Unit : XHS1271 & PNR-XS1872Outdoor Unit : CH1271Power Supply : 115V Single Phase 60Hz< Heating Capacity >

Indoor Unit : XHS1872 & PNR-XS1872Outdoor Unit : CH1872Power Supply : 230V Single Phase 60Hz< Heating Capacity >TH : Total Heating Cap

6. ELECTRICAL DATA6-1. Electrical CharacteristicsIndoor UnitXHS1271 & PNR-XS1872Outdoor Unit CH1271Indoor Unit Outdoor Unit Complete UnitFan M

Indoor UnitXHS1872 & PNR-XS1872Outdoor UnitCH1872Indoor Unit Outdoor UnitFan Motor Fan Motor + CompressorPerformance at 230V Single-phase 60Hz

6-2. Electric Wiring DiagramsIndoor Unit XHS1271 & PNR-XS1872 XHS1872 & PNR-XS1872WARNINGTo avoid electrical shock hazard, be sure todiscon

8FA2-5257-69100-3REACTANCENLGND123456POWERSUPPLY3211 2 3CMCOMPRESSORMOTORRED (PNK)WHTBLURED(PNK)WHTBLUFERRITECORE3P-CONNECTOR (WHT)S/UC/WR/VW W W WWWW

8FA2-5257-64000-2REACTANCE3211 2 3CMCOMPRESSORMOTORRED (PNK)WHTBLURED(PNK)WHTBLUFERRITECORE3P-CONNECTOR (WHT)RSTWW WWWWCONTROLLER1 2 3 41 21 21 23 455

ACL(Reset)button1HR.TIMERbuttonON/OFFoperationbuttonHIGH POWERbuttonTest run modeSelf-diagnostic modeAddress setting modeFig. 13Fig. 14Fig. 15TabACL b

One of the two types of connectors illustrated at left is used. Theirbasic structure is the same for each. How to DisconnectHold the resin connector c

7-3. Disassembly Procedure7-3-1. Remove the air intake grill.(1) Slide the 2 latches each to the corresponding arrow direction. (Fig. 1 and Fig. 2)

10. CHECKING ELECTRICAL COMPONENTS10-1. Measurement of Insulation Resistance10-2. Checking Continuity of Fuse on PCB Ass'y11. REFRIGERANT R410A

NOTE7-3-3. Remove the ceiling panel.(1) Open the clamp (4 locations) and remove the 2 lead wires from the clamps. (Fig. 6)(2) Remove the 4 screws fi

1237-3-4. Remove the indoor air temperature sensor.(1) Disconnect the connector CN08 (ROOM 2P) in the control box and remove the indoor air temperat

12 3(4) Disconnect the connector CN07 (DP 2P) in the power box. (Fig. 13) Remove a screw and disconnect the ground cable. (Fig. 13)(5) Disconnect t

For the removal of the following components, perform any work after removing the indoor unit (main body) from the ceiling. Main body lower section

7-3-7. Remove the heat exchanger sensor.(1)  Remove the heat exchanger sensor from the sensor holder. (Fig. 19) 7-3-8. Remove the drain pump and floa

7-3-9. Remove the turbo fan and fan motor.(1) Remove a nut and remove the turbo fan. (Fig. 22)(2) Remove the 2 screws and 3 nuts, and remove the fan

Emergency operation SENSOR DRYAUTO cooling/heating operation Selecting the operation mode During DRY operation, the system adjusts the room temperat

HIGH POWERNIGHT SETBACKLamp colorsTimer backupThis function acts to raise the power but keeps the AC system in the same operating mode.This function i

Overload prevention during heatingDuring HEAT operation, the temperature of the indoor heat exchanger is used to control the frequency and lessen the

This function prevents the circuit breaker or fuse from operating to open the circuit. This function works when electrical current has increased due t

95 °F D.B. / 71 °F W.B.67 °F D.B. / 57 °F W.B.80 °F D.B. / 67 °F W.B. _ D.B. / _ W.B.1. OPERATING RANGEMaximumMinimumMaximumMinimum115 °F D.B.0 °

< Clock display >Test run modeSelf-diagnostics mode9. TROUBLESHOOTING9-1. Precautions before Performing Inspection or RepairNOTEAfter checking

Since the indications cover various units, the corresponding parts listed below may not be present in some models.(1) Self-diagnostics LampsIndicat

(2) If the self-diagnostics function fails to operateCheck the indoor unit.Is the fuse blown?Replace the controller.Replace the circuitboard or the fu

(3) Serial Communication Error Identification ProcedureRefer to "Method of Self-Diagnostics" for the self-diagnostics procedure.(3-1) Condit

What is the latest self-diagnosis result ?Condition: E12Defect in the outdoor unitP. C. board.Condition: E01Defect or connection errorin the inter-uni

(3-2) Condition: E12Troubleshooting Serial Communication1. Turn off the power and wait until the power lamp (LED) of the outdoor unit controller is

[Trouble symptom 3] Motor rotates for some time (several seconds), but then quickly stops, when the indoor unit operates.(There is trouble in the sys

9-4-2. Outdoor Fan MotorThis outdoor DC fan motor contains an internal control PCB. Therefore, it is not possible to measure the coil resistance, an

9-5. Noise Malfunction and Electromagnetic InterferenceAn inverter A/C operates using pulse signal control and high frequencies. Therefore, it is sus

Insulation testerProbeClipGround wireTerminal plateCoppertube ormetallic partClipInsulation testerProbeFig. 1Fig. 2Fig. 3Fig. 4Coppertube ormetallic p

2. SPECIFICATIONS2-1. Unit SpecificationsIndoor Unit XHS1271 & PNR-XS1872Outdoor Unit CH12712-1-1.VerticaldB-AdB-AIndoor : Hi/Me/LoOutdoor : HiA

FusePCB Ass'yFig. 5Fig. 6Fuse10-2. Checking Continuity of Fuse on PCB Ass'yRemove the PCB Ass'y from the electrical component box. The

11. REFRIGERANT R410A: SPECIAL PRECAUTIONS WHEN SERVICING UNIT11-1. Characteristics of New Refrigerant R410A11-1-1. What is New Refrigerant R410A?R

Tubing precautionsRefrigerant R410A is more easily affected by dust or moisture compared with R22, thus be sure to temporarily cover the ends of the t

11-3. Tools Specifically for R410A For servicing, use the following tools for R410AGauge manifoldCharging hoseGas leak detectorRefrigerant cylinderCh

11-5. In Case of Compressor Malfunction CAUTIONShould the compressor malfunction, be sure to make the switch to a replacement compressor as quickly a

ValveSingle valveCharge liquid refrigerant with cylinder in up-side-down position.Single valve (with siphon tube)Charge with cylinder in normal positi

Length of tubingEvacuation timeLess than 33 ft. (10 m)More than 10 minutesMore than 33 ft. (10 m)More than 15 minutes11-6. In Case Refrigerant is Le

11-7. Charging Additional Refrigerant11-7-1. When Tubes are ExtendedObserve the proper amount of refrigerant as stated in this service manual or the

INSTRUCTION MANUALXHS1271 & PNR-XS1872 + CH1271XHS1872 & PNR-XS1872 + CH1872(OI-852-6-4181-107-00-0)APPENDIX AA-1

XHS1271XHS1872COOL/DRY/HEAT Model© SANYO 2008Pub. OI-85264181107000INSTRUCTION MANUALInverter-Controlled Split System Air ConditionerMODE D’EMPLOIClim

Indoor Unit XHS1271 & PNR-XS1872Outdoor Unit CH1271DATA SUBJECT TO CHANGE WITHOUT NOTICE.Remarks: Rating conditions are:Cooling: Indoor air temper

2FEATURESThis air conditioner is an inverter type unit that automatically adjusts capability as appropriate. Details on these functions are provided b

3PRODUCT INFORMATIONIf you have problems or questions concerning your Air Conditioner, you will need the following information. Model and serial numbe

4NAMES OF PARTSThis illustration is based on the external view of a standard model.Consequently, the shape may differ from that of the air conditioner

5REMOTE CONTROL UNIT (DISPLAY)(1) Operation modeAUTO ...HEAT...MILD DRY ...

6REMOTE CONTROL UNITTransmitterWhen you press the buttons on the remote control unit, the mark appears in the display to transmit the setting changes

7SensorA temperature sensor inside the remote control unit senses the room temperature.(Cover closed)CLOCK buttonACL button (ALL CLEAR)Puts the remote

8USING THE REMOTE CONTROL UNITHOW TO INSTALL BATTERIES1. Slide the cover in the direction indicated by the arrow and remove it.2. Install two AAA alka

9OPERATION WITH THE REMOTE CONTROL UNIT1. Automatic OperationThis unit automatically switches between cooling operation and heating operation accordin

103. Adjusting the Fan SpeedA. Automatic fan speedSimply set the FAN SPEED selector button to the position.This automatically sets the best fan spe

11• When the HIGH POWER button is pressed, the unit operates at maximum output for 30 minutes, regardless of the desired temperature. The fan speed is

< 230V >Indoor Unit XHS1872 & PNR-XS1872Outdoor Unit CH18722-1-2.VerticaldB-AdB-AIndoor : Hi/Me/LoOutdoor : HiAir FilterCompressorRefrigeran

122. How to set the OFF time(Example) To stop the air conditioner at 11:00 am. 3. How to set the ON time(Example) To start operation at 7:10 am. 4. H

13USING THE 1-HOUR OFF TIMER1. 1-Hour OFF TimerThis function causes the unit to operate for one hour and then stop, regardless of whether the unit is

14OPERATION WITHOUT THE REMOTE CONTROL UNITIf you have lost the remote control unit or it has trouble, follow the steps below.When the air conditioner

15Air filterThe air filter collects dust and other particles from the air and should be cleaned once every 6 months.If the filter gets blocked, the ef

16TROUBLESHOOTINGIf your air conditioner does not work properly, first check the following points before requesting service. If it still does not work

INSTALLATION INSTRUCTIONSXHS1271 & PNR-XS1872 + CH1271XHS1872 & PNR-XS1872 + CH1872(II-852-6-4190-477-00-0)APPENDIX BA-2

This air conditioner uses the new refrigerant R410A.Refrigerant service valve size = 5/16"NOTE85264190477000 © SANYO 2008SANYO Commercial Solut

2IMPORTANT! Please Read Before StartingThis air conditioning system meets strict safety and operatingstandards. As the installer or service person, it

3 Printed on container boxFor unit & PVCtube connectionFor drain hoseconnectionRemarksQ’tyFor full-scaleinstallationdiagram124144421For temporaril

41-5. Additional Materials Required for Installation1. Refrigeration (armored) tape2. Insulated staples or clamps for connecting wire(See local codes

Indoor Unit XHS1872 & PNR-XS1872Outdoor Unit CH1872DATA SUBJECT TO CHANGE WITHOUT NOTICE.Remarks: Rating conditions are:Cooling: Indoor air temper

52-2. Outdoor UnitAVOID:G heat sources, exhaust fans, etc. (Fig. 3)G damp, humid or uneven locations.DO:G choose a place as cool as possible.G choose

Hole-in-anchorConcrete InsertSuspension bolt (M10 or 3/8")Hole-in-plug(locally purchased)Fig. 6-123-5/8"(600mm)21-1/32"(534mm)Ceiling o

G In cases where it is necessary to raise the height of thedrain piping, the drain piping can be raised to a maximumheight of 2.78 ft. (850 mm) above

Amust be within the range of 1/2"(13mm) to 23/32"(18mm). (Fig. 6-11)If not within this range, malfunction or other trouble may occur.Ceiling

9(2) Removing the corner cover andindicator covera) While lightly pressing the cen-ter of the corner cover, pull upthe tab for the screw hole.Use the

10Fig. 6-23Fig. 6-24 Fig. 6-25fit into the holes in the ceiling panel.Place the corner cover so that the 3 tabsThen fasten it in place with the suppli

3-7. Wiring InstructionsGeneral precautions on wiring(1) Before wiring, confirm the rated voltage of the unit as shown on its nameplate,then carry ou

12Cross-Sectional (A)+(B) (A) Power Supply Wiring Length (ft) (C) ControlFuse or Circuit Area (AWG)(B) Power Line Length (ft) Line Length (ft)Model (#

13When connecting each power wire to the corresponding terminal, fol-low the instructions “How to connect wiring to the terminal” and fastenthe wire s

14I For stranded wiring(1) Cut the wire end with a cutting pliers, then strip the insulation to expose the stranded wiring about 3/8" (10 mm) and