Sanyo SAP - C122AH Technical & Service Manual Download

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2-2. Major Component Specifications

2-2-1. Indoor Unit

Indoor Unit

SAP – K92AH

Controller PCB

Part No.

POW-K2AH

Controls

Microprocessor

Control circuit fuse

250 V 3.15 A

Remote Control Unit

RCS-3HS4E-G

Fan & Fan Motor

Type

Cross-flow

Q'ty ... Dia. and length

1 ... ø97 / L578

Fan motor model ... Q'ty

IBH-884-020 ... 1

No. of poles ... 50Hz rpm (High)

2 ... 1,280

Nominal output

Coil resistance (Ambient temp. 20°C)

Ω

WHT-BRN : 201

WHT-VLT : 261

Safety devices

Type

Thermal fuse

Operating temp.

Open

°C

130

—

Run capacitor (on the PCB Ass'y)

µF

1.5

VAC

440

Flap Motor

Type

Stepping motor

Model

MP24GA3

Rating

DC 12 V

Coil resistance (Ambient temp. 25°C)

Ω

A pair of each terminal : 380 ± 7%

Heat Exch. Coil

Coil

Aluminum plate fin / Copper tube

Rows

Fin pitch

1.4

Face area

0.110

DATA SUBJECT TO CHANGE WITHOUT NOTICE.

Summary of Contents for SAP - C122AH

Page 1: ...SM700566 Indoor Unit Outdoor Unit SPLIT SYSTEM AIR CONDITIONER SAP K92AH SAP K122AH SAP C92AH SAP C122AH Indoor Model No Product Code No Destination SAP K92AH S 1 852 083 74 SAP K122AH S 1 852 083 75 Outdoor Model No Product Code No Destination SAP C92AH S 1 852 084 15 SAP C122AH S 1 852 084 16 Australia Australia ...

Page 2: ... WARNING 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 Ceiling or Wall Make sure the ceiling wall is strong enough to hold the units weight It may be necessary to construct a st...

Page 3: ...Room Temperature Control 27 8 2 Dry Operation 29 8 3 Automatic Switching between Cooling and Heating 29 8 4 Freeze Prevention 30 8 5 Compressor overcurrent protection 30 8 6 Overload Prevention 31 8 7 Cold Draft Prevention 32 8 8 Defrosting Operation 33 8 9 Outdoor Fan Speed Control 34 9 TROUBLESHOOTING 9 1 Check before and after troubleshooting 35 9 2 Air conditioner does not operate 36 9 3 Some ...

Page 4: ...ANGE Temperature Indoor Air Intake Temp Outdoor Air Intake Temp Cooling Maximum 32 C D B 23 C W B 43 C D B Minimum 19 C D B 14 C W B 19 C D B Heating Maximum 27 C D B 24 C D B 18 C W B Minimum 16 C D B 8 C D B 9 C W B ...

Page 5: ... Hi Airflow direction Indoor Horizontal Manual Vertical Auto Air filter Washable Anti Mold Compressor Rotary Hermetic Refrigerant Amount charged at shipment g R22 880 Refrigerant control Capillary tube Operation sound Indoor Hi Me Lo dB A 39 37 33 39 37 33 Outdoor Hi dB A 44 44 Refrigerant tubing connections Flare type Max allowable tubing length at shipment m 7 5 Refrigerant Narrow tube mm in 6 3...

Page 6: ...direction Indoor Horizontal Manual Vertical Auto Air filter Washable Anti Mold Compressor Rotary Hermetic Refrigerant Amount charged at shipment g R22 1 010 Refrigerant control Capillary tube Operation sound Indoor Hi Me Lo dB A 40 38 36 39 38 36 Outdoor Hi dB A 45 46 Refrigerant tubing connections Flare type Max allowable tubing length at shipment m 7 5 Refrigerant Narrow tube mm in 6 35 1 4 tube...

Page 7: ...84 020 1 No of poles 50Hz rpm High 2 1 280 Nominal output W 20 Coil resistance Ambient temp 20 C Ω WHT BRN 201 WHT VLT 261 Safety devices Type Thermal fuse Operating temp Open C 130 Close Run capacitor on the PCB Ass y µF 1 5 VAC 440 Flap Motor Type Stepping motor Model MP24GA3 Rating DC 12 V Coil resistance Ambient temp 25 C Ω A pair of each terminal 380 7 Heat Exch Coil Coil Aluminum plate fin C...

Page 8: ...rpm High 2 1 340 Nominal output W 20 Coil resistance Ambient temp 20 C Ω WHT BRN 201 WHT VLT 261 Safety devices Type Thermal fuse Operating temp Open C 130 Close Run capacitor on the PCB Ass y µF 1 5 VAC 440 Flap Motor Type Stepping motor Model MP24GA3 Rating DC 12 V Coil resistance Ambient temp 25 C Ω A pair of each terminal 380 7 Heat Exch Coil Coil Aluminum plate fin Copper tube Rows 2 Fin pitc...

Page 9: ...95 5 Operating amp Ambient temp 25 C Trip in 6 to 16 sec at 18A Run capacitor µF 22 5 VAC 400 Crank case heater Fan Fan Motor Type Propeller Q ty Dia 1 ø370 Fan motor model Q ty UE6 21AH5PD S 1 No of poles rpm 230 V High 6 760 Nominal output W 20 Coil resistance Ambient temp 20 C Ω WHT BRN 356 4 WHT PNK 439 5 Safety devices Type Thermal fuse Operating temp Open C 145 2 Close C Run capacitor µF 1 5...

Page 10: ... amp Ambient temp 25 C Trip in 6 to 16 sec at 21A Run capacitor µF 25 0 VAC 400 Crank case heater Fan Fan Motor Type Propeller Q ty Dia 1 ø370 Fan motor model Q ty UE6S 21AC5P S 1 No of poles rpm 230 V High 6 750 Nominal output W 20 Coil resistance Ambient temp 20 C Ω BRN WHT 341 2 WHT YEL 212 7 YEL PNK 190 0 Safety devices Type Thermal fuse Operating temp Open C 145 2 Close C Run capacitor µF 1 5...

Page 11: ...l rating AC 220 240V Contact rating AC 250V 10A Thermostat Fan Speed Control 23S MQT5S Switching temp C high LOW 28 5 C 1 5 low HIGH 31 5 C 2 Contact rating AC 220V 3A Outdoor Unit SAP C122AH 4 way Valve 20S LB81012 Coil VK1100B Valve Coil rating AC 220 240V 50 60Hz 6W Coil resistance Ω at 20 C 3 030 7 Outdoor Unit SAP C92AH Thermistor Room sensor DTN TKS128B Resistance kΩ 25 C 5 0 3 Thermistor Co...

Page 12: ... SAP K92AH SAP K122AH 790 250 174 3 Narrow tube ø6 35 1 4 Drain hose ø18 58 5 132 41 0 41 0 Center of tubing hole 2 places Wide tube ø9 52 3 8 Wide tube ø12 7 1 2 K92 K122 Remote control unit 22 2 14 59 7 64 6 140 10 37 6 69 5 Unit mm ...

Page 13: ......

Page 14: ...ation Narrow tube Thickness Min 8 mm Indoor Unit SAP K92AH Outdoor Unit SAP C92AH Compressor 4 way valve Accumulator Wide tube service valve Wide tube O D ø9 52 mm 3 8 Narrow tube service valve Narrow tube O D ø6 35 mm 1 4 Heat exchanger Heat exchanger Muffler Cooling cycle Heating cycle Strainer Indoor unit Outdoor unit Capillary tube for heating Check valve Capillary tubes both for heating and c...

Page 15: ...de tube serveice valve MPa kgf cm 2 G 1 38 13 1 28 12 1 18 11 1 08 10 0 98 9 0 89 8 0 79 7 0 69 6 0 59 5 0 49 4 0 39 3 1 47 14 Outdoor inlet air D B temp C 5 0 5 10 15 20 25 High pressure at wide tube serveice valve MPa kgf cm 2 G 3 24 32 2 95 30 2 85 28 2 65 26 2 46 24 2 26 22 2 06 20 1 87 18 1 67 16 1 47 14 1 28 12 1 08 10 32 27 21 32 27 21 Points of Rating condition Black dots in above charts i...

Page 16: ...re at wide tube serveice valve MPa kgf cm 2 G 3 24 32 2 95 30 2 85 28 2 65 26 2 46 24 2 26 22 2 06 20 1 87 18 1 67 16 1 47 14 1 28 12 1 08 10 Outdoor inlet air D B temp C 25 30 35 40 45 50 Low pressure at wide tube serveice valve MPa kgf cm 2 G 1 38 13 1 28 12 1 18 11 1 08 10 0 98 9 0 89 8 0 79 7 0 69 6 0 59 5 0 49 4 0 39 3 1 47 14 32 27 21 32 27 21 Points of Rating condition Black dots in above c...

Page 17: ...ing Horizontal distance m Axis air verocity m s Vertical distance m Room air temp 27 C Fan speed High Cooling 0 1 2 3 4 0 1 2 3 4 5 6 7 8 9 Flap angle 0 Axis air velocity 0 Flap angle 30 Axis air velocity 30 0 1 2 3 4 0 1 2 3 4 5 6 7 8 9 Flap angle 45 Axis air velocity 45 Flap angle 60 Axis air velocity 60 14 Indoor Unit SAP K92AH ...

Page 18: ...al distance m Axis air verocity m s Vertical distance m Room air temp 27 C Fan speed High Cooling 0 1 2 3 4 0 1 2 3 4 5 6 7 8 9 Flap angle 0 Axis air velocity 0 Flap angle 30 Axis air velocity 30 0 1 2 3 4 0 1 2 3 4 5 6 7 8 9 Flap angle 45 Axis air velocity 45 Flap angle 60 Axis air velocity 60 Indoor Unit SAP K122AH ...

Page 19: ...54 2 48 2 43 2 35 2 21 2 03 TC 2 88 2 75 2 63 2 50 2 35 2 16 CM 0 74 0 80 0 86 0 92 0 99 1 06 21 SHC 1 26 1 21 1 15 1 10 1 03 0 96 19 23 SHC 1 47 1 42 1 36 1 31 1 24 1 17 25 SHC 1 68 1 63 1 57 1 52 1 45 1 38 27 SHC 1 89 1 84 1 78 1 73 1 66 1 59 29 SHC 2 10 2 05 1 99 1 94 1 87 1 80 31 SHC 2 31 2 26 2 20 2 15 2 08 2 01 TC 3 05 2 92 2 78 2 65 2 49 2 29 CM 0 76 0 82 0 88 0 95 1 02 1 09 23 SHC 1 24 1 1...

Page 20: ...56 2 47 2 36 31 SHC 2 86 2 78 2 69 2 59 TC 3 36 3 20 3 01 2 77 CM 1 17 1 25 1 33 1 42 21 SHC 1 49 1 41 1 32 1 22 19 23 SHC 1 71 1 64 1 55 1 44 25 SHC 1 94 1 86 1 77 1 67 27 SHC 2 16 2 09 2 00 1 89 29 SHC 2 39 2 31 2 22 2 12 31 SHC 2 61 2 54 2 45 2 34 TC 3 56 3 39 3 19 2 93 CM 1 20 1 29 1 37 1 46 23 SHC 1 46 1 39 1 30 1 20 21 25 SHC 1 69 1 61 1 53 1 42 27 SHC 1 91 1 84 1 75 1 65 29 SHC 2 14 2 06 1 ...

Page 21: ...r 7 C D B 6 C W B 2 Above characteristics indicate instantaneous operation which does not take into account defrost operation 3 Fan speed High 4 Because this air conditioner heats a room by drawing in the heat of the outside air heat pump system the heating efficiency will fall off when the outdoor temperature is very low If sufficient heat cannot be obtained with this air conditioner use another ...

Page 22: ...e 35 C D B Full Load Conditions Indoor Air Temperature 32 C D B 23 C W B Outdoor Air Temperature 43 C D B HEATING Indoor Unit Outdoor Unit Complete Unit Fan Motor Fan Motor Compressor Performance at 220 240V Single phase 50Hz Rating Conditions Running Amps A 0 17 0 18 0 24 0 25 3 89 3 97 4 3 4 4 Power Input kW 0 034 0 040 0 052 0 060 0 834 0 920 0 92 1 02 Full Load Conditions Running Amps A 0 17 0...

Page 23: ...tions Indoor Air Temperature 32 C D B 23 C W B Outdoor Air Temperature 43 C D B HEATING Indoor Unit Outdoor Unit Complete Unit Fan Motor Fan Motor Compressor Performance at 220 240V Single phase 50Hz Rating Conditions Running Amps A 0 17 0 18 0 24 0 25 5 49 5 57 5 9 6 0 Power Input kW 0 034 0 040 0 052 0 060 1 144 1 220 1 23 1 32 Full Load Conditions Running Amps A 0 17 0 18 0 24 0 25 6 79 6 67 7 ...

Page 24: ...6 2 Electric Wiring Diagrams To avoid electrical shock hazard be sure to disconnect power before checking servicing and or cleaning any electrical parts WARNING Indoor Unit SAP K92AH Outdoor Unit SAP C92AH ...

Page 25: ...22 To avoid electrical shock hazard be sure to disconnect power before checking servicing and or cleaning any electrical parts WARNING Indoor Unit SAP K122AH Outdoor Unit SAP C122AH ...

Page 26: ...enance as well as unrestricted air flow around the unit Fig 1 install the unit within the maximum elevation difference H above or below the outdoor unit and within a total tubing length L from the outdoor unit as detailed Table 1 and Fig 2a Indoor Unit 5 cm min 5 cm min 5 cm min INDOOR UNIT Front View Wall mounted Type INDOOR UNIT Tubing length L OUTDOOR UNIT Elevation difference H Fig 2 Fig 2a Fi...

Page 27: ...umidity and protect the unit against possible water damage and decreased service life Fig 5 use lug bolts or equal to bolt down unit reducing vibration and noise Outdoor Unit Outdoor unit Hot air Heat source Exhaust fan Fig 3 NO Fig 3 Air intake Min 10 cm Air discharge Min 5 cm Min 40 cm Valve side Min 25 cm Top View Side air intake C91 only Rear air intake Concrete or equal About 10 cm Min 10 cm ...

Page 28: ...unit pull it from the holder When using the remote control unit Point the transmission portion of the remote control unit at the receiver area of the indoor unit when operating the remote control unit and during operation of the air conditioner Do not place objects which may block the transmitted signals between the receiver and the remote control unit When mounting the remote control unit to prev...

Page 29: ...re must be firmly connected No wire should be allowed to touch refrigerant tubing the compressor or any moving part To avoid the risk of electric shock each air conditioner unit must be grounded Be sure to connect the power supply line to the indoor unit as shown in the wiring diagram The outdoor unit draws its power from the indoor unit WARNING WARNING CAUTION WIRING SYSTEM DIAGRAM OUTDOOR UNIT I...

Page 30: ...the control circuit has a built in automatic time delay to allow the internal pressure to equalize As a protective measure the control circuit switches the compressor OFF after 5 minutes or more of compressor operation Thermo ON When the room temperature is above T 1 C T C is set temperature Compressor ON Thermo OFF When the room temperature is equal to or below set temperature T C Compressor OFF ...

Page 31: ...As a protective measure the control circuit switches the compressor OFF after 5 minutes or more of compressor operation Thermo ON When the room temperature is below T 1 C T C is set temperature Compressor ON Thermo OFF When the room temperature is equal to or above set temperature T C Compressor OFF 1 Refer to 8 7 Cold Draft Prevention NOTE ON OFF ON OFF Compressor OFF ON OFF ON OFF Outdoor fan OF...

Page 32: ...difference between the set temperature and the room temperature and automatically switches to COOLING or HEATING mode to maintain the desired temperature Room temp Set temp COOL Room temp Set temp HEAT This means that if the room temperature is higher than or equal to the set temperature COOLING operation begins If the room temperature is lower than the set temperature HEATING operation begins NOT...

Page 33: ...eds either H1 A for 2 seconds or H2 A for 8 seconds both compressor and outdoor fan stop Trip At the same time operation lamp in front of the indoor unit flashes After 3 minutes this function automatically releases and resumes operation until tripping repeats 8 times If the tripping repeats 9 times or more the unit stops its operation The operation temperature shown as H1 and H2 in the chart above...

Page 34: ... the compressor current rises above 6 5 A and if the indoor fan is L low speed then the fan speed changes from L low speed to M medium speed At the same time the outdoor fan stops its operation When the compressor current drops to 4 4 A the outdoor fan resumes its operation When the compressor current drops below 4 4 A indoor fan returns to operate in set speed The operation temperature shown as B...

Page 35: ...es in LL until indoor heat exchange coil temperature reaches 33 C In case of after releasing the defrosting indoor fan halt its operation until the coil temperature reach 33 C When the coil temperature rises above 33 C indoor fan operates in set speed The operation temperature shown as Tc in the chart above differ by models NOTE OFF Flashing OFF Set speed Indoor fan Operation lamp Indoor heat exch...

Page 36: ...grated operating time of compressor is longer than 3 hours Defrosting operation lasts 7 to 12 minutes maximum Compressor current during reverse cycle defrosting operation exceeds certain ampere Compressor ON Outdoor fan OFF 4 way valve OFF Indoor fan Cold draft prevention mode Indoor heat exchanger coil temperature drops 0 8 C per 6 minutes and it repeats 3 times in succession Temp of indoor heat ...

Page 37: ...outdoor air temperature rises above 31 5 C the fan speed switches to HIGH This function does not become active in heating operation H H L 31 5 28 5 Outdoor air temperature C Outdoor fan speed NOTE ON ON ON ON ON ON ON ON OFF OFF OFF OFF OFF 38 seconds Max 11 minutes 38 seconds Start of defrosting Release of defrosting OFF OFF Release of cold draft prevention Compressor Outdoor fan Solenoid coil 4 ...

Page 38: ...ly Check that voltage is in specified range 10 of the rating Check that power is being supplied 9 1 4 Check lead wires and connectors in indoor and outdoor units Check that coating of lead wires is not damaged Check that lead wires and connectors are firmly connected Check that wiring is correct 1 2 4 5 6 7 1 2 4 5 6 Outdoor unit Indoor unit Ground Ground Inter unit wiring Power supply 1 phase 50H...

Page 39: ...t NO Set circuit breaker to OFF Measure insulation resistance of electrical parts in indoor unit 1 Remove inter unit wires from terminal plate in outdoor unit Measure insulation resistance of outdoor unit 2 Remove both inter unit wires and power supply wires from from terminal plate in indoor unit Measure insulation resistance of indoor unit Insulation of outdoor unit is defective Insulation of in...

Page 40: ... ON Check electrical parts in indoor unit Example PCB Ass y transformer etc NO Check power supply Power is being supplied to the indoor unit Circuit breaker is tripped Power failure Reset breaker Wait for recovery or contact power company Replace with suitable one larger capacity NO Check capacity of circuit breaker Capacity of circuit breaker is suitable Measure resistance of outdoor fan motor wi...

Page 41: ...ure resistance of primary and secondary winding of transformer TR Indoor PCB Ass y is defective OK Measure resistance of indoor and outdoor fan motor winding FM Measure resistance of compressor motor winding CM OK Replace the fuse If fuse has been blown OK Try to run with another remote control unit First remote control unit is defective Check for residue buildup on transmitter of remote control u...

Page 42: ...button Outdoor unit still does not run Check to see if inter unit wiring is correctly connected between indoor and outdoor unt Check to see if inter unit wiring is correctly connected between indoor and outdoor unt COOL NO Is room temperature too high Try to raise setting temperature by temperature setting button button Outdoor unit still does not run HEAT 39 ...

Page 43: ...ck fan motor capacitor OK Measure resistance of indoor fan motor winding Check fan motor capacitor Check connectors to indoor PCB Ass y Check thermostat in outdoor unit 23S Measure resistance of flap motor winding and connector Fan cannot be turned OK Check fan rotation Turn fan gently once or twice by hand Check fan casing foreign matter on inside Fan motor winding burnout or foreign matter in be...

Page 44: ...sistance of compressor motor winding NO YES YES Overload relay is working Either OLR T or OLR A YES Temperature of compressor is abnormally high Refrigerant gas shortage Charge refrigerant gas R22 Rotor may be locked up C1 Measure Power supply voltage The voltage is too low No 41 ...

Page 45: ...CB Ass y is defective Check voltage between terminals No 1 and No 5 at the terminal plate AC 220 240V No voltage appears Remote control unit may be defective Measure resistance of 4 way valve s winding Receiver in lamp Ass y may be defective COOL HEAT Check voltage between terminals No 1 and No 5 at the terminal plate 0V HEAT COOL 42 ...

Page 46: ...Possibility of gas shortage YES Check position of remote control unit Cool or warm air from air conditioner reaches position directly Change position of remote control unit Wide and narrow tubes between indoor unit and outdoor unit are insulated Insulate both wide and narrow tubes separately and then tape together Measure temperature of suction and discharge air of air conditioner Charge refrigera...

Page 47: ...h on and off when either indoor coil thermistor or room air thermistor is defective At the same time the outdoor unit will stop Indoor unit will operate only for ventilation NOTE Operation lamp on front side of indoor unit is flashing on and off YES Replace the thermistor Indoor coil thermistor TH1 or room air thermistor TH2 is defective YES 44 ...

Page 48: ... and measure the resistance by placing a probe on each terminal screw on the terminal plate Fig 2 Note that the ground line terminal should be skipped for the check 10 1 4 Measurement of Insulation Resistance for Electrical Parts Disconnect the lead wires of the desired electric part from terminal plate capacitor etc Similarly disconnect the connector Then measure the insulation resistance Figs 3 ...

Page 49: ...s and then place a probe on the capacitor terminals as shown in Fig 7 Observe the deflection of the pointer setting the resistance measuring range of the multimeter to the maximum value The capacitor is good if the pointer bounces to a great extent and then gradually returns to its original position The range of deflection and deflection time differ according to the capacity of the capacitor Fuse ...

Page 50: ...e original address setting of the remote control unit To Change Address on PCB 1 Cut jumper wire JP02 on the indoor unit PCB Use cutting pliers to cut and disconnect the Jumper wire 2 Switch the address switch on the remote control unit to B position 3 After inserting the batteries press reset button To Change Address on Remote Control Unit Remove the batteries before changing the address ACL butt...

Page 51: ... off the cover to expose the batteries ACL button A C SENSOR button TIMER ON button TIMER OFF button TIMER SET button which advances the time displayed Cover closed Display FLAP button 1 HR TIMER button MODE operation button FAN SPEEDselector button ADDRESS switch Sensor Unit Display and Operation Selector Remote control receiver Operation selector TIMER lamp OPERATIONlamp INDOOR UNIT OPERATION TI...

Page 52: ...SANYO Electric Co Ltd Osaka Japan SM700566 Sep 2003 50 Printed in Japan ...

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