Sanyo PNR-XS1872 Page 57 Technical & Service Manual Download

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XHS1271

XHS1872

COOL/DRY/HEAT Model

Pub.

OI-85264181

107

001

INSTRUCTION MANUAL

Inverter-Controlled Split System Air Conditioner

MODE D’EMPLOI

Climatiseur de type séparé contrôlé par inverseur

This air conditioner uses

the new refrigerant R410A.

Save These Instructions!

Conserver ce mode d’emploi

00_XHS1872_Cover.fm Page 1 Tuesday, April 21, 2009 3:36 PM

Summary of Contents for PNR-XS1872

Page 1: ...2 11 1 852 352 07 1 852 352 11 9 000BTU h 11 900BTU h 17 500BTU h XMHS0972 PNR XS1872 XMHS1272 PNR XS1872 XHS1872 PNR XS1872 Product Code No Body Panel Capacity Indoor Model No Body Panel NOTE For details about the combinations refer to Unit Combination Table in the T Service Manual for the Multi Outdoor Units TECHNICAL SERVICE MANUAL REFERENCE NO SM700814 FILE NO XMHS0972 Body PNR XS1872 Panel XM...

Page 2: ...ection perform the repair work after sufficiently discharging it Insufficient capacitor discharge may cause an electric shock Do not perform repair work on the electric sections with wet hands Doing so may cause an electric shock Do not start or stop the air conditioner by means of connecting or disconnecting the power plug Doing so may cause an electric shock or fire When conducting repair work o...

Page 3: ...on Caution Do not wash the air conditioner with water as this may cause an electric shock or fire For the repair work in places with high humidity or moisture make sure to ground the unit Failure to do so may cause an electric shock Confirm that the component attachment position wiring condition soldering condition and connector connection are normal If not it may cause overheating or fire Confirm...

Page 4: ...7 FUNCTIONS 7 1 Operation Functions 7 2 Protective Functions 8 TROUBLESHOOTING 8 1 Precautions before Performing Inspection or Repair 8 2 Method of Self Diagnostics 8 3 Checking the Indoor and Outdoor Units 8 4 Trouble Diagnosis of Fan Motor 8 5 Noise Malfunction and Electromagnetic Interference APPENDIX A INSTRUCTION MANUAL XHMS0972 PNR XS1872 XHMS1272 PNR XS1872 APPENDIX B INSTRUCTION MANUAL XHS...

Page 5: ... APPENDIX D INSTRUCTION MANUAL STK RCS 7TWSUA APPENDIX E INSTALLATION INSTRUCTIONS STK RCS 7TWSUA A 4 A 5 Page 5 ...

Page 6: ...PPLICABLE MULTI OUTDOOR UNITS XMHS0972 PNR XS1872 XMHS1272 PNR XS1872 XHS1872 PNR XS1872 3 Room CMH1972 YES YES YES 4 Room CMH2472 YES YES YES 4 Room CMH3172 YES YES YES Indoor Unit Multi Outdoor Unit 6 ...

Page 7: ...67 F D B 57 F W B 80 F D B 67 F W B _ D B _ W B 1 OPERATING RANGE Maximum Minimum Maximum Minimum 115 F D B 67 F D B 75 F D B 65 F W B 0 F D B Temperature Indoor Air Intake Temp Outdoor Air Intake Temp Cooling Heating 7 ...

Page 8: ...mi Concealed Type Indoor Unit 230V Type 221 375 Air Circulation High ft3 min m3 h 3 4 12 300 3 6 Heating 247 420 Moisture Removal High Pints h 0 12 18 Wired Remote Controller Option STK RCS 7TWSUA DATA SUBJECT TO CHANGE WITHOUT NOTICE Remarks Rating conditions are Cooling Indoor air temperature 80 F D B 67 F W B Outdoor air temperature 95 F D B 75 F W B Heating Indoor air temperature 70 F D B Outd...

Page 9: ...h Heating Moisture Removal High Pints h Wired Remote Controller Option STK RCS 7TWSUA DATA SUBJECT TO CHANGE WITHOUT NOTICE Remarks Rating conditions are Cooling Indoor air temperature 80 F D B 67 F W B Outdoor air temperature 95 F D B 75 F W B Heating Indoor air temperature 70 F D B Outdoor air temperature 47 F D B 43 F W B Shipping Volume Net Shipping Weight Ib kg Ib kg cu ft m3 inch mm Dimensio...

Page 10: ... Heating Moisture Removal High Pints h Wired Remote Controller Option STK RCS 7TWSUA DATA SUBJECT TO CHANGE WITHOUT NOTICE Remarks Rating conditions are Cooling Indoor air temperature 80 F D B 67 F W B Outdoor air temperature 95 F D B 75 F W B Heating Indoor air temperature 70 F D B Outdoor air temperature 47 F D B 43 F W B Shipping Volume Net Shipping Weight Ib kg Ib kg cu ft m3 inch mm Dimension...

Page 11: ... High ft3 min m3 h Heating Moisture Removal High Pints h Wired Remote Controller Option STK RCS 7TWSUA DATA SUBJECT TO CHANGE WITHOUT NOTICE Remarks Rating conditions are Cooling Indoor air temperature 80 F D B 67 F W B Outdoor air temperature 95 F D B 75 F W B Heating Indoor air temperature 70 F D B Outdoor air temperature 47 F D B 43 F W B Shipping Volume Net Shipping Weight Ib kg Ib kg cu ft m3...

Page 12: ...Type 341 580 Air Circulation High ft3 min m3 h 4 89 20 400 6 0 Heating 383 650 Moisture Removal High Pints h 0 19 27 Wired Remote Controller Option STK RCS 7TWSUA DATA SUBJECT TO CHANGE WITHOUT NOTICE Remarks Rating conditions are Cooling Indoor air temperature 80 F D B 67 F W B Outdoor air temperature 95 F D B 75 F W B Heating Indoor air temperature 70 F D B Outdoor air temperature 47 F D B 43 F ...

Page 13: ...Type 341 580 Air Circulation High ft3 min m3 h 4 89 20 400 6 0 Heating 383 650 Moisture Removal High Pints h 0 2 27 Wired Remote Controller Option STK RCS 7TWSUA DATA SUBJECT TO CHANGE WITHOUT NOTICE Remarks Rating conditions are Cooling Indoor air temperature 80 F D B 67 F W B Outdoor air temperature 95 F D B 75 F W B Heating Indoor air temperature 70 F D B Outdoor air temperature 47 F D B 43 F W...

Page 14: ... Open Type F C Aluminum Plate Fin Copper Tube 2 18 1 2 94 0 273 Face Area Coil Rows Fins per inch Heat Exchanger Coil ft2 m2 DATA SUBJECT TO CHANGE WITHOUT NOTICE Yes Control PCB Control Circuit Fuse Controls Part No Microprocessor 250V 3A CB XMHS0972 1 D12 5 8 L5 3 4 D322 L147 RCS 7MHVPSW4U Turbo DC Motor SIC 69FV D866 1 1 8 DC280V 23W 440 490 Internal Controller Yes Fan Remote Control Unit Q ty ...

Page 15: ...1 D12 5 8 L5 3 4 D322 L147 RCS 7MHVPSW4U Turbo DC Motor SIC 69FV D866 1 1 8 470 520 Thermal Fuse Fan Remote Control Unit Q ty Dia and Length Type inch mm Fan Motor Coil Resistance Rough Measure RPM Cool Heat Type Model Q ty No of Poles Safety Device Type Ambient Temp 68 F 20 C Run Capacitor Micro F VAC Ohm PLD 12230ST 1 1 AC208 to 240V 60Hz 10 8 333 10 Coil Resistance Model Q ty Rating Voltage Hz ...

Page 16: ... 5 8 L5 3 4 D322 L147 RCS 7MHVPSW4U Turbo DC Motor SIC 72FV D866 1B 1 8 650 720 Internal Controller Fan Remote Control Unit Q ty Dia and Length Type inch mm Fan Motor Coil Resistance Rough Measure RPM Cool Heat Type Model Q ty No of Poles Safety Device Type Ambient Temp 68 F 20 C Run Capacitor Micro F VAC Ohm PLD 12230ST 1 1 AC208 to 240V 60Hz 10 8 333 10 Coil Resistance Model Q ty Rating Voltage ...

Page 17: ...8 86 104 122 140 158 176 194 0 10 20 30 40 50 60 70 80 90 40 60 80 100 120 140 160 180 200 20 50 1 0 2 3 4 5 6 7 8 9 10 59 68 77 86 95 104 10 15 20 25 30 35 40 Indoor air temp sensor Model KTEC 35 S98 Indoor heat exchanger sensor Model PT2M 51H S3 Resistance k ohm Resistance k ohm Temperature F C Temperature F C 17 ...

Page 18: ... 32 A View 8 1 3 16 21 32 3 1 8 The length of the suspension bolts should be selected so that there is a gap of 1 3 16 or the ceiling 21 32 or more below the lower surface of the main unit as shown in the figure at right If the suspension bolts is too long it will contact the ceiling panel and the unit cannot be installed A A Air intake Discharge outlet Refrigerant tubing liquid tube dia 1 4 flare...

Page 19: ...REFRIGERANT FLOW DIAGRAM 4 1 Refrigerant Flow Diagram Indoor Unit XMHS0972 PNR XS1872 XMHS1272 PNR XS1872 Indoor Unit XHS1872 PNR XS1872 Cooling cycle Heating cycle Indoor unit Cooling cycle Heating cycle Indoor unit Heat exchanger Strainer Heat exchanger Strainer 19 ...

Page 20: ...ASE CONTROLLER CONTROLLER TO OUTDOOR UNIT GND FERRITE CORE AC1 AC2 SI 1 RED YEL BLU 1 1 YEL RED 3 3 1 1 2 1 1 2 2 1 1 2 2 2 3 3 4 4 5 5 6 6 7 7 1 1 2 2 3 3 4 4 5 5 6 6 7 7 1 1 2 2 3 3 4 4 5 5 1 1 2 2 3 3 4 4 5 5 6 6 7 7 1 1 2 2 3 3 4 4 1 1 2 2 1 1 3 3 3 3 4 4 5 5 1 1 2 2 1 1 2 2 1 1 2 2 3 3 4 4 5 5 1 1 2 2 3 3 4 4 5 5 6 6 6 6 7 7 8 8 9 9 10 10 YEL RED BRN RED ORG YEL PNK BLU VLT 2 3 RED BLK BLK WH...

Page 21: ...the connectors in the control box 1 Remove the 2 screws and remove the control box cover Fig 4 2 Disconnect the connectors CN04 FLAP 5P CN12 RC 4P and CN13 IND 7P Fig 5 Latch Latch Hook Hinge Air intake grill Screw Control box cover CN13 CN04 CN12 Fig 1 Fig 4 Fig 5 Fig 2 Fig 3 Hinge Control PCboard To avoid electrical shock hazard be sure to disconnect power before attempting to disassemble the un...

Page 22: ...r and remove the cover with the section 2 pulled down Fig 7 4 Remove the strap 3 locations from the hook on the ceiling panel Fig 8 There is no strap on the indicator cover 5 Remove the bolt 4 locations with a washer and remove the ceiling panel Fig 9 Screw Bolt Bolt Screw Indicator cover Corner cover Corner cover Corner cover Clamp Clamp Pull down section 2 Lead wire Cover Center 1 Fig 6 Fig 7 Fi...

Page 23: ...d control box 1 Remove a screw and remove the terminal cover Fig 11 2 Remove the 2 screws and remove the power box cover Fig 11 3 Disconnect the power lines No 1 and No 2 signal line No 3 and ground cable from the terminals in the power box Fig 12 Indoor air temperature sensor CN08 Terminal Fig 10 Fig 11 Fig 12 Ground cable Terminal cover Screw Screw Power box cover Power lines Signal line 23 ...

Page 24: ... connector CN03 DCM 6P in the power box Fig 14 6 Remove the 4 screws and remove the power box Fig 14 7 Disconnect the connectors CN06 FS 3P and CN09 COIL 1 2P in the control box Fig 15 8 Remove the 2 screws and remove the control box Fig 15 Fig 13 Fig 14 Fig 15 Screw Screw Screw Screw Screw CN06 CN03 Screw Screw Ground cable CN07 CN09 24 ...

Page 25: ...e the drain cap to drain the water Fig 16 2 Refer to the installation instructions for recovery of refrigerant or removal of the power cable or tubing 6 1 6 Remove the main body lower section 1 Remove the 4 screws Fig 16 2 Remove the 2 screws Fig 17 3 Disconnect the connector CN03 DCM 6P in the power box Fig 18 4 Lift the main body lower section and remove it from the main body upper section Screw...

Page 26: ... float switch 1 Remove the 2 screws Fig 20 2 Loosen the clamp and disconnect the drain hose from the drain pump Fig 20 3 Remove the drain pump from the main body upper section Fig 20 4 Remove a nut and remove the float switch Fig 21 Heat exchanger sensor Fig 20 Fig 21 Fig 19 Holder Drain pump Screw Clamp Float switch Nut Drain hose 26 ...

Page 27: ...ove the fan motor Fig 23 6 1 10 Remove the heat exchanger 1 Remove the 3 screws Fig 24 2 Remove the 3 screws Fig 25 3 Remove the heat exchanger from the main body upper section with the heat exchanger lifted Fig 22 Fig 23 Fig 24 Fig 25 Turbo fan Nut Screw Nut Fan motor Screw Screw Heat exchanger Screw Main body upper section 27 ...

Page 28: ...en the remote controller malfunctions has been lost or otherwise cannot be used The set temperature is 4 F 2 C below the detected room temperature in the case of cooling operation and 4 F 2 C above the room temperature in the case of heating operation The flap and fan speed settings are AUTO GREEN RED Lamp Off COOL HEAT STOP When AUTO mode is selected the microprocessor calculates the difference b...

Page 29: ...n the remote controller The main unit display lamp also becomes dimmer COOL and DRY modes When the night setback mode is selected the air conditioner automatically raises the temperature setting 2 F 1 C when 30 minutes have passed after the selection was made and then another 2 F 1 C after another 30 minutes have passed regardless of the indoor temperature when night setback was selected This enab...

Page 30: ...Area Automatic capacity control b When the temperature drops below Point A the operation frequency is reduced by a certain proportion c Area Frequency increase is prohibited d When the temperature reaches Point C or above freezing prevention is ended and control is the same as in the a area When the temperature drops to below 36 F 2 C continuously for 2 minutes or longer the compressor stops Once ...

Page 31: ...H POWER button and 1 HR TIMER button Then press and hold the ACL reset button with a pointed object such as the tip of a pen After 5 seconds release ACL button first then release HIGH POWER and 1 HR TIMER buttons oP 1 test run appears blinking in the remote controller clock display area Step 2 Next press the 1 HR TIMER button once to change the display from oP 1 to oP 3 self diagnostics The displa...

Page 32: ...Cboard failure Outdoor PCboard failure 1 Mis wiring 2 AC power failure 3 Blown fuse 4 Power Relay failure 5 Indoor or outdoor PCboard failure 6 Outdoor Fan Motor failure 7 Reactor failure 8 High Pressure Switch failure 9 Overload Relay failure 10 Magnetic Coil failure See detailed flowchart in this section 1 HIC or power Tr failure 2 Outdoor fan does not turn 3 Instantaneous power outage 4 Service...

Page 33: ... current mode is TEST run If there are no problems with the above then check the outdoor unit 1 The rated voltage must be present between inter unit wirings 1 and 2 Connect a 5 k ohm resistor between inter unit wirings 2 and 3 When the voltage at both ends is measured approximately 12 to 15V DC must be output and the multimeter pointer must bounce once every 8 seconds Or instead of measuring the v...

Page 34: ...B Fig 1 Outdoor Unit Power 1 2 4 3 5 6 1 2 3 V Indoor Unit Outdoor Unit 1 2 4 3 5 6 1 2 3 V Power Indoor Unit Fig 2 NOTE Lamp Timer Operation Off Blinking Condition Illuminated E01 E12 High Power Check Items before Troubleshooting Serial Communication Start After confirming that the following errors do not exist start the Troubleshooting Serial Communication in Condition E01 and E12 1 Mis wiring i...

Page 35: ...he operation button on the indoor unit 2 Perform the self diagnosis five seconds after the operation start 1 Turn off the power and wait until the power lamp LED of the outdoor unit controller is turned OFF 2 Remove the short circuit between the terminals 2 and 3 on the outdoor unit terminal strip 3 Disconnect the cable from the terminal 3 on the indoor unit terminal strip Fig 4 Short circuit betw...

Page 36: ...ter the operation start 1 Turn off the power and wait until the power lamp LED of the outdoor unit controller is turned OFF 2 Disconnect the cable from the terminal 3 on the Outdoor unit terminal strip Fig 6 Defect in the inter unit cable 1 Turn ON the power and operate the system using the remote controller or the operation button on the indoor unit 2 Perform the self diagnosis five seconds after...

Page 37: ...ssed Trouble symptom 1 The fan does not stop when the unit stops Indoor unit controller trouble Trouble symptom 2 The fan motor does not rotate when the unit is operating Diagnostic procedure Disconnect the motor connectors and measure the voltage at the DC motor connectors on the indoor unit controller 3 locations Diagnostic results All of the above measured values are normal Fan motor trouble Re...

Page 38: ...distance from the noise source 1 Use shielded wires 2 Move unit away from the noise source Trouble Either of the following trouble may occur 1 The unit may stop suddenly during operation 2 Indicator lamps may flicker 2 Electromagnetic interference This refers to noise generated by high speed switching of the microcomputer and compressor This noise radiates through space and returns to the electric...

Page 39: ...INSTRUCTION MANUAL XMHS0972 PNR XS1872 XMHS1272 PNR XS1872 OI 852 6 4181 140 00 0 APPENDIX A A 1 ...

Page 40: ...N MANUAL Inverter Controlled Split System Air Conditioner MODE D EMPLOI Climatiseur de type séparé contrôlé par inverseur This air conditioner uses the new refrigerant R410A Save These Instructions Conserver ce mode d emploi 00_XMHS1272_Cover fm Page 1 Wednesday May 20 2009 9 48 AM ...

Page 41: ... Flap Control This automatically sets the flap to the optimum position during heating cooling and drying operation Hot Start Heating System Right from the start the air is warm and comfortable This system prevents any cold blasts at the beginning while the heat pump is warming up or even defrosting Automatic Restart Function for Power Failure Even when power failure occurs preset programmed operat...

Page 42: ...UCTIONS Read this Instruction Manual carefully before using this air conditioner If you still have any difficulties or problems consult your dealer for help This air conditioner is designed to give you comfortable room conditions Use this only for its intended purpose as described in this Instruction Manual This symbol refers to a hazard or unsafe practice which can result in severe personal injur...

Page 43: ...isture in the room condenses and drains off through this hose Outdoor Condensing Unit The outdoor unit contains the compressor fan motor heat exchanger coil and other electrical components INDOOR UNIT Air intakes Remote control unit Refrigerant tubes Drain hose OUTDOOR UNIT Air outlet Air outlet 4 locations NOTE REMOTE CONTROL receiver This section picks up infrared signals from the remote control...

Page 44: ...er 1 hour OFF Timer 5 NIGHT SETBACK 6 Confirmation of transmission 7 Auto flap indication Flap angle indication Sweep indication 8 High power operation Displayed when setting timer Displayed when transmitting data Displayed when indoor unit sensor is in use Displayed when setting temperature Displayed when temperature is shown Displayed when the time display is set to 12 hour time Symbols OI 140 5...

Page 45: ...utton use a small tipped object such as a ballpoint pen the mark will appear at the display And the room temperature is detected by the sensor which is built into the indoor unit and the air conditioner is controlled accordingly If the remote control unit is located near a heat source such as a space heater or in direct sunlight press the SENSOR button to switch to the sensor on the indoor unit NO...

Page 46: ... The air conditioner makes the room cooler NIGHT SETBACK button For details see 4 Night Setback Mode When you press this button in the HEAT DRY or COOL mode the mark appears in the display and the remote control unit will automatically adjust the set temperature to save energy Time display selector button This switches the time display between 24 hour time and 12 hour time The illustration above p...

Page 47: ...ay be operated either from a non fixed position or from a wall mounted position To ensure that the air conditioner operates correctly DO NOT install the remote control unit in the following places DO NOT In direct sunlight Behind a curtain or other places where it is covered More than 26 ft 8 m away from the air conditioner In the path of the air conditioner s airstream Where it may become extreme...

Page 48: ...he MODE selector button and select the desired mode For heating operation For dehumidifying operation For cooling operation STEP 2 To start the air conditioner press the ON OFF operation button STEP 3 Press the TEMP setting buttons to change the temperature setting to the desired temperature Adjustable temperature range STEP 4 Set the FAN SPEED selector button to the setting you want STEP 5 Press ...

Page 49: ...ration When set to High fan speed during heating operation the fan runs at High fan speed even though the mark is displayed Depending on the operating conditions the fan speed may be increased by a small amount only When the night setback mode is selected the air conditioner automatically raises the temperature setting 2 F when 30 minutes have passed after the selection was made and then another 2...

Page 50: ...LD DRAFT PREVENTION SYSTEM is in operation Sometimes the indoor unit may not get to the set fan speed such as LOW under cool operation at very low outdoor temperatures due to the indoor unit being protected from ice or frost In the event of power failure the unit will stop When the power is resumed the unit will restart automatically in approximately 15 minutes by the remote control unit Clicking ...

Page 51: ...celed When the ON timer and OFF timer are set to the same time the timer operates as if it is turned off Operation Indication 1 Press the OFF TIME setting button once The timer indication is displayed and the present OFF time is shown 2 Press the Advance Return button until AM 11 00 is displayed The timer indication blinks The time can be set in 10 minute increments Holding down the button advance...

Page 52: ...filter clean Refer to CARE AND CLEANING A clogged filter will impair the performance of the unit To prevent conditioned air from escaping keep windows doors and any other openings closed ADJUSTING THE AIRFLOW DIRECTION The vertical airflow can be adjusted by moving the flap with the remote control unit Do not move the flap with your hands Confirm that the remote control unit has been turned on Use...

Page 53: ...nt it Do not move the flap with your hands When using a footstool or the like be careful not to let it tip over Cleaning the main unit and remote control unit Wipe clean using a soft dry cloth To remove stubborn dirt moisten a cloth in warm water no hotter than 104 F wring thoroughly and then wipe INDOOR UNIT OPERATION button OPERATION lamp Cooling operation green Heating operation red Stop lamp o...

Page 54: ... 4 Clean the grille gently using a soft sponge or the like Then dry it with care Neutral detergent may be used to remove stubborn dirt Then rinse thoroughly with water and dry it Care After a prolonged idle period Check the indoor and outdoor unit air intakes and outlets for blockage if there is a blockage remove it Care Before a prolonged idle period Operate the fan for half a day to dry out the ...

Page 55: ... to improve airflow 2 Heat source or many people in room 2 Eliminate heat source if possible 3 Doors and or windows are open 3 Shut them to keep the heat or cold out 4 Obstacle near air intake or air discharge port 4 Remove it to ensure good airflow 5 Thermostat is set too high for cooling or too low for heating 5 Set the temperature lower or higher 6 Outdoor temperature is too low for heating 6 C...

Page 56: ...INSTRUCTION MANUAL XHS1872 PNR XS1872 OI 852 6 4181 107 00 1 APPENDIX B A 2 ...

Page 57: ...N MANUAL Inverter Controlled Split System Air Conditioner MODE D EMPLOI Climatiseur de type séparé contrôlé par inverseur This air conditioner uses the new refrigerant R410A Save These Instructions Conserver ce mode d emploi 00_XHS1872_Cover fm Page 1 Tuesday April 21 2009 3 36 PM ...

Page 58: ...peration according to the difference between the room temperature and the temperature setting When the remote control s S M switch is at the M Multiple position Unlike when the switch is at the S position as described above the function for automatically switching between cooling and heating does not work Then the air conditioner continuously operates under the mode selected at initial operation H...

Page 59: ...rpose as described in this Instruction Manual 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 Do not install this air conditioner where there are fumes or flammable gases or in an extremely humid space such as a greenhouse Do not ...

Page 60: ... off through this hose Outdoor Condensing Unit The outdoor unit contains the compressor fan motor heat exchanger coil and other electrical components INDOOR UNIT Air intakes Remote control unit Refrigerant tubes Drain hose OUTDOOR UNIT Air outlet Air outlet 4 locations NOTE REMOTE CONTROL receiver This section picks up infrared signals from the remote control unit transmitter OPERATION button When...

Page 61: ...mer 1 hour OFF Timer 5 NIGHT SETBACK 6 Confirmation of transmission 7 Auto flap indication Flap angle indication Sweep indication 8 High power operation Displayed when setting timer Displayed when transmitting data Displayed when indoor unit sensor is in use Displayed when setting temperature Displayed when temperature is shown Displayed when the time display is set to 12 hour time Symbols OI 107 ...

Page 62: ...on use a small tipped object such as a ballpoint pen the mark will appear at the display And the room temperature is detected by the sensor which is built into the indoor unit and the air conditioner is controlled accordingly If the remote control unit is located near a heat source such as a space heater or in direct sunlight press the SENSOR button to switch to the sensor on the indoor unit NOTE ...

Page 63: ...tioner makes the room cooler FAN The air conditioner works only as a circulation fan except at M of the S M switch NIGHT SETBACK button For details see 5 Night Setback Mode When you press this button in the HEAT DRY or COOL mode the mark appears in the display and the remote control unit will automatically adjust the set temperature to save energy Time display selector button This switches the tim...

Page 64: ...y be operated either from a non fixed position or from a wall mounted position To ensure that the air conditioner operates correctly DO NOT install the remote control unit in the following places DO NOT In direct sunlight Behind a curtain or other places where it is covered More than 26 ft 8 m away from the air conditioner In the path of the air conditioner s airstream Where it may become extremel...

Page 65: ...perature STEP 2 STEP 1 NOTE NOTE Check that the circuit breaker on the power panel is turned on If the automatic operation settings of the unit do not meet your needs press the setting buttons as described below and change the settings as desired STEP 1 Press the MODE selector button and select the desired mode For heating operation For dehumidifying operation For cooling operation For fan only op...

Page 66: ...3 Press the FAN SPEED selector button to select the fan speed of your choice or There is no FAN only function at M of the S M switch on the remote control unit STEP 2 STEP 1 STEP 3 NOTE When the night setback mode is selected the air conditioner automatically raises the temperature setting 2 F when 30 minutes have passed after the selection was made and then another 2 F after another 30 minutes ha...

Page 67: ... the indoor fan runs at a lower speed until the indoor heat exchanger coil has warmed up sufficiently However the fan may remain stopped when the room temperature is low This is because the COLD DRAFT PREVENTION SYSTEM is in operation Sometimes the indoor unit may not get to the set fan speed such as LOW under cool operation at very low outdoor temperatures due to the indoor unit being protected f...

Page 68: ...eled When the ON timer and OFF timer are set to the same time the timer operates as if it is turned off Operation Indication 1 Press the OFF TIME setting button once The timer indication is displayed and the present OFF time is shown 2 Press the Advance Return button until AM 11 00 is displayed The timer indication blinks The time can be set in 10 minute increments Holding down the button advances...

Page 69: ...ter clean Refer to CARE AND CLEANING A clogged filter will impair the performance of the unit To prevent conditioned air from escaping keep windows doors and any other openings closed ADJUSTING THE AIRFLOW DIRECTION The vertical airflow can be adjusted by moving the flap with the remote control unit Do not move the flap with your hands Confirm that the remote control unit has been turned on Use th...

Page 70: ...t it Do not move the flap with your hands When using a footstool or the like be careful not to let it tip over Cleaning the main unit and remote control unit Wipe clean using a soft dry cloth To remove stubborn dirt moisten a cloth in warm water no hotter than 104 F wring thoroughly and then wipe INDOOR UNIT OPERATION button OPERATION lamp Cooling operation green Heating operation red Stop lamp of...

Page 71: ...4 Clean the grille gently using a soft sponge or the like Then dry it with care Neutral detergent may be used to remove stubborn dirt Then rinse thoroughly with water and dry it Care After a prolonged idle period Check the indoor and outdoor unit air intakes and outlets for blockage if there is a blockage remove it Care Before a prolonged idle period Operate the fan for half a day to dry out the i...

Page 72: ... Heat source or many people in room 2 Eliminate heat source if possible 3 Doors and or windows are open 3 Shut them to keep the heat or cold out 4 Obstacle near air intake or air discharge port 4 Remove it to ensure good airflow 5 Thermostat is set too high for cooling or too low for heating 5 Set the temperature lower or higher 6 Outdoor temperature is too low for heating 6 Consult your dealer or...

Page 73: ...INSTALLATION INSTRUCTIONS XMHS0972 PNR XS1872 XMHS1272 PNR XS1872 XHS1872 PNR XS1872 II 852 6 4190 493 00 0 APPENDIX C A 3 ...

Page 74: ...or Installation 2 INSTALLATION SITE SELECTION 4 2 1 Indoor Unit 2 2 Embedding the Tubing and Wiring 3 HOW TO INSTALL THE INDOOR UNIT 6 3 1 Preparation for Suspending 3 2 Suspending the Indoor Unit 3 3 Placing the Unit Inside the Ceiling 3 4 Installing the Drain Piping 3 5 Checking the Drainage 3 6 How to Install the Ceiling Panel 3 7 Wiring Instructions 3 8 Wiring Instructions for Inter unit Conne...

Page 75: ...ving the indoor and out door units Get a partner to help and bend your knees when lifting to reduce strain on your back Sharp edges or thin alu minum fins on the air conditioner can cut your fingers When Installing In a Ceiling or Wall Make sure the ceiling wall is strong enough to hold the unit s weight It may be necessary to construct a strong wood or metal frame to provide added support In a Ro...

Page 76: ...all accessory parts listed are with the system before beginning 1 1 Tools Required for Installation not supplied 1 Standard screwdriver 2 Phillips head screwdriver 3 Knife or wire stripper 4 Tape measure 5 Carpenter s level 6 Sabre saw or key hole saw 7 Hacksaw 8 Core bits 9 Hammer 10 Drill 11 Tube cutter 12 Tube flaring tool 13 Torque wrench 14 Adjustable wrench 15 Reamer for deburring 1 2 Access...

Page 77: ...er of the room can be uniformly cooled G select a location that will hold the weight of the unit G select a location where tubing and drain hose have the shortest run to the outside G allow room for operation and maintenance as well as unrestricted air flow around the unit Fig 1 G install the unit within the maximum elevation difference H1 H2 H3 H4 above or below the outdoor unit and within a tota...

Page 78: ...inside the tubing may condense into water droplets and lead to water contamination of the refrig erant circuit G In order to prevent insulation breakdown and ground faults do not allow wiring ends to come in contact with rainwater or be subjected to condensation or dew G Apply sufficient thermal insulation to the refrigerant tubing and drain pipes Table 3 If total tubing length becomes 150 to 200 ...

Page 79: ...s the relationship between the positions of the suspension fitting unit and panel Fig 6 2 3 3 Placing the Unit Inside the Ceiling 1 Be sure to remove the fan protection 4pcs for transportation before hanging up the indoor unit 2 When placing the unit inside the ceiling determine the pitch of the suspension bolts using the supplied full scale installation diagram Fig 6 3 Tubing and wiring must be l...

Page 80: ...ace 1 of the 2 hose bands over the unit drain port and the other hose band over the hard PVC pipe not supplied Then connect both ends of the supplied drain hose Fig 6 5 3 On the unit drain side grasp the hose band with pliers and insert the drain hose all the way to the base G If other commercially available hose bands are used the drain hose may become pinched or wrinkled and there is danger of w...

Page 81: ...t the ceiling hole is 23 5 8 600 mm 23 5 8 600 mm Fig 6 11 2 Confirm that the position of the indoor unit and the ceiling as shown in the diagram If the positions of the ceiling sur face and unit do not match air leakage water leakage flap operation failure or other problems may occur Fig 6 11 The drain pump will continue to operate for a minimum of 6 min utes after the FS 3P connector is reconnec...

Page 82: ...eiling panel or between the ceiling panel and the ceiling surface G If there is a gap between the panel and the ceiling leave the ceiling panel attached and make fine adjustments to the installation height of the unit to eliminate the gap with the ceiling CAUTION Fig 6 17 Fig 6 18 Fig 6 19 Corner cover Indicator cover Press Pull up 2 1 latch Temporary latches Temporary DRAIN mark Ceiling panel Spe...

Page 83: ...d G If the connectors are not connected the auto flap will not operate Be sure to connect them securely A Attaching the corner cover 1 Check that the safety strap from the corner cover is fas tened to the ceiling panel pin as shown in the figure Fig 6 23 2 Use the supplied screws to attach the corner cover to the ceiling panel B Attaching the air intake grille G To install the air intake grille fo...

Page 84: ... for each unit with a power supply disconnect and circuit breaker for overcurrent protection provided in the exclusive line 3 To prevent possible hazards due to insulation failure the unit must be grounded 4 Each wiring connection must be done tightly and in accordance with the wiring system diagram Wrong wiring may cause the unit to misoperate or become damaged 5 Do not allow wiring to touch the ...

Page 85: ...Shape the loop wire properly place it on the termi nal plate and fix it securely with the removed termi nal screw using a screwdriver I 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 tightly twist the wire ends Figs 30 and 31 2 Using a screwdriver remove the terminal screw s on the terminal plate 3 Using a ri...

Page 86: ...ts into cooling operation and cool air will start to be felt Cooling mode test run is unaffected by the room tempera ture 3 Press the ON OFF operation button of the remote controller again to stop the test run Fig 33 4 Finally press the ACL Reset button of the remote controller to release it from Test Run mode to return to normal mode Fig 33 and oP 1 will disappear from the remote controller clock...

Page 87: ...between the remote con trol unit and the air conditioner since a check signal is sent from the remote control unit every 5 minutes 5 1 Mounting on a Wall Before mounting the remote control unit press the ON OFF operation button at the mounting location to make sure that the air conditioner operates from that location The indoor unit should make a beeping sound to indicate that it has received the ...

Page 88: ...L Reset button with a pointed object such as the tip of a pen After 5 seconds release the ACL button first then release the HIGH POWER and 1HR TIMER but tons oP 1 Test Run appears blinking in the remote controller clock display area 4 Each time the 1HR TIMER button is pressed the display changes as shown below Press this but ton 2 times to change the display to oP 7 Address setting Fig 39 5 oP 7 h...

Page 89: ...rtically The power and voltage are as specified Inter unit cables are securely inserted into the terminal block Inter unit cables are securely fixed The power cable and inter unit cables are not connected anywhere along their paths The ground wire is securely connected Thermal insulation has been applied to the tubing connections Drain connections are secure and water drains properly Putty has bee...

Page 90: ...INSTRUCTION MANUAL STK RCS 7TWSUA OI 852 6 4181 139 00 0 APPENDIX D A 4 ...

Page 91: ...el and COOL DRY Model indoor unit Before using the remote controller be sure to confirm the model type specified on the front cover of the INSTRUCTION MANUAL supplied with the indoor unit Once the wired remote controller is connected the wireless remote controller cannot be used Save These Instructions Conserver ce mode d emploi 00_STK RCS 7TWSUA_Cover fm Page 1 Tuesday February 24 2009 11 37 AM ...

Page 92: ...ugh the supply wiring 3 Wiring must be done by a qualified electrician SAFETY INSTRUCTIONS Read this Instruction Manual carefully before using this air conditioner If you still have any difficulties or problems consult your dealer for help This air conditioner is designed to give you comfortable room conditions Use this only for its intended purpose as described in this Instruction Manual This sym...

Page 93: ...r unit in a one unit to one unit configuration Multiple use i e Flexi Multi system means that two or more indoor units are connected with one outdoor unit in a multiple unit to one unit configuration REMOTE CONTROL UNIT DISPLAY 1 Operation mode AUTO only for COOL DRY HEAT Model HEAT only for COOL DRY HEAT Model MILD DRY COOL FAN 2 Fan speed Automatic operation HIGH MEDIUM LOW 3 Temperature setting...

Page 94: ...es by 2 F each time one of the TEMP buttons is pressed NIGHT SETBACK button For details see 5 Night Setback Mode When you press this button in the HEAT DRY or COOL mode the mark appears in the display and the remote control unit will automatically adjust the set temperature to save energy Timer and Present Time setting buttons First press the SET button to select the mode ON OFF and Present Time s...

Page 95: ...a circulation fan except for Multiple use of COOL DRY HEAT Model The indoor fan runs continuously when the system is in normal operation It does not turn off when the desired room temperature is reached If Night Set Back mode is selected the fan will turn off intermittently during cooling operation in order to control air flow NOTE SENSOR button When you press this button use a small tipped object...

Page 96: ... 1 Press the MODE selector button and select the desired mode For heating operation For dehumidifying operation For cooling operation For fan only operation No Fan mode in Multiple use of COOL DRY HEAT Model STEP 2 To start the air conditioner press the ON OFF operation button STEP 3 Press the TEMP setting buttons to change the temperature setting to the desired temperature Adjustable temperature ...

Page 97: ... 1 Press the MODE selector button to switch to the fan mode STEP 2 Press the ON OFF operation button STEP 3 Press the FAN SPEED selector button to select the fan speed of your choice or There is no FAN only function in Multiple use of COOL DRY HEAT Model STEP 2 STEP 1 STEP 3 NOTE When the night setback mode is selected the air conditioner automatically raises the temperature setting 2 F when 30 mi...

Page 98: ...d Press the MM button until 10 is displayed The display will flash for 10 sec and automatically stop flashing except for the symbol Operation Indication 1 Press the SET button twice The timer indication alone flashes and the previous set time is only displayed 2 Press the HH button until PM 11 is displayed Press the MM button until 30 is displayed The display will change automatically back to show...

Page 99: ...low can be adjusted by moving the flap with the remote control unit Do not move the flap with your hands Confirm that the remote control unit has been turned on Use the FLAP button to set either the sweep function or one of the six airflow direction settings The flap automatically closes when the unit is off During the heating operation the fan speed will be very low and the flap will be in the ho...

Page 100: ...INSTALLATION INSTRUCTIONS STK RCS 7TWSUA OI 852 6 4190 481 00 1 APPENDIX E A 5 ...

Page 101: ...a COOL DRY model follow the instructions on the label and change the switch on the reverse side of the remote controller unit to Cool Dry model Fig 1 The remote controller is also set to Single at the time of shipment from the factory For multiple use set the switch on the reverse side of the remote controller unit to Multi Fig 1 After all work is completed if any switches have been changed then b...

Page 102: ...connect the back plate of the remote controller by lift ing up slightly Fig 2 b The tabs are thin take care not to chip them 2 Use tapping screws to directly fasten the remote con troller back plate onto the wall Fig 6 3 Insert the connector into the PCB of the remote controller unit and wrap the wire harness around the hook Fig 4 4 Use nippers or a similar tool to cut out the slot on the top of t...

Page 103: ...th the indoor unit 5 Remove the terminal cover screws then remove the cover At this time take care not to drop the cover Fig 8 6 Pull in the wire harness from the remote controller as shown in Fig 8 b Remove the putty before wiring After wiring make sure to restore the putty 7 Insert the wire harness 4P terminal into the control box PCB connector RC Fig 8 a 8 Install the terminal cover Then instal...

Page 104: ... This starts the fan producing uncooled forced air with the 3 indicator lamps OPERATION lamp TIMER lamp and HIGH POWER lamp on the main unit blinking Fig 11 After 3 minutes the system shifts into cooling operation and cool air will start to be felt Cooling mode test run is unaffected by the room tempera ture 3 Press the ON OFF operation button of the remote controller again to stop the test run Fi...

Page 105: ... Sanyo HVAC Contractor or Distributor United States SCS HVAC Solutions Web www SanyoHVAC com Parts hvac parts sna sanyo com Service hvac service sna sanyo com Canada Sanyo Canada Inc Web www SanyoHVAC com Parts Service hvac sci sanyo com 8 09 Printed in Japan ...

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