background image

TECHNICAL & SERVICE MANUAL

SA–93A

FILE NO.

REFERENCE NO. 

SM

700509

WINDOW TYPE AIR CONDITIONER

Model No.

Product Code No.

Destination

SA-93A

1  851  006  94

Australia

SA– 93A

Summary of Contents for 1 851 006 94

Page 1: ...TECHNICAL SERVICE MANUAL SA 93A FILE NO REFERENCE NO SM700509 WINDOW TYPE AIR CONDITIONER Model No Product Code No Destination SA 93A 1 851 006 94 Australia SA 93A ...

Page 2: ...ur back Sharp edges or thin aluminum fins on the air conditioner can cut your fingers WARNING When Installing Place of Installation If possible install the unit in a shady location If the site is exposed to the sun you should provide a sun screen as shown in Fig a Install it at a spot where optimum cooling circulation can be obtained No chairs or other obstructions are allowed in front of the air ...

Page 3: ...onditioner functioning well and keep your customer satisfied Please read IMPORTANT precautional information on the previous page before you start actual work SANYO WINDOW TYPE A C NOMENCLATURE SANYO window type air conditioner is identified by a model number Cooling or heating capacity electrical information and special features included on the air conditioner are indicated on the model number ii ...

Page 4: ...s not operate 11 7 3 Some part of air conditioner does not operate 13 7 4 Air conditioner operates but abnormalities are observed 15 8 CHECKING ELECTRICAL COMPONENTS 8 1 Measurement of Insulation Resistance 16 8 2 Checking Motor Capacitor 17 8 3 Checking Fan Motor Winding 17 8 4 Checking Compressor Motor Winding 17 9 DISASSEMBLY PROCEDURES 9 1 Removing Front Grille 18 9 2 Removing Cabinet 19 9 3 R...

Page 5: ...1 1 OPERATING RANGE 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 ...

Page 6: ...n speeds 2 Airflow direction Indoor Horizontal Auto Vertical Manual Air filter Air exhaust Washable Yes Compressor Rotary Hermetic Refrigerant Amount charged at shipment g R22 650 Refrigerant control Capillary tube Operation sound Indoor Hi Lo dB A 46 42 Outdoor Hi Lo dB A 53 48 Slide out chassis Yes Accessories Dimensions Weight Unit dimensions Height mm 345 Width mm 440 Depth mm 605 Package dime...

Page 7: ...reclosing Operating amp Ambient temp 25 C Run capacitor µF 25 VAC 400 Fan Fan Motor Indoor Outdoor Type Centrifugal Propeller Dia Depth mm ø180 D85 ø285 D90 7 Fan motor model Q ty YSK45 4A K 1 Source 240V Single phase 50Hz No of poles rpm 240 V High 4 1 030 Nominal output W 40 Coil resistance Ambient temp 20 C Ω WHT BRN 212 WHT VLT 52 VLT YEL 13 YEL RED PNK 119 Safety devices Type Internal protect...

Page 8: ...4 Model SA 93A Auto Deflector Motor MA062299 Rating AC 200 240V 50 60Hz 20mA 4W 5 0 6 0 rpm Coil resistance kΩ at 20 C 9 92 2 3 Other Component Specification ...

Page 9: ...3A Dimension with mark indicates the maximum allowable wall thickness required for ventilating the unit NOTE 241 440 345 46 228 605 Slits for ventilation Side view L Front view Side view R Power code outlet Power code outlet Unit mm ...

Page 10: ...6 4 REFRIGERANT FLOW DIAGRAM Model SA 93A Compressor Accumulator Condenser Evaporator Capillary tube ...

Page 11: ...2 40 2 21 CM 0 77 0 84 0 89 0 96 1 08 1 20 21 SHC 1 25 1 20 1 14 1 09 1 03 0 95 19 23 SHC 1 49 1 44 1 38 1 33 1 27 1 19 25 SHC 1 73 1 68 1 63 1 57 1 51 1 43 27 SHC 1 98 1 92 1 87 1 81 1 75 1 67 29 SHC 2 22 2 16 2 11 2 05 1 99 1 91 31 SHC 2 46 2 40 2 35 2 30 2 23 2 15 TC 3 11 2 97 2 84 2 70 2 54 2 34 CM 0 79 0 86 0 92 0 99 1 11 1 23 23 SHC 1 23 1 18 1 12 1 07 1 01 0 93 21 25 SHC 1 47 1 42 1 36 1 31...

Page 12: ...ting Conditions Running Amps A 0 45 4 1 4 5 Power Input kW 0 110 0 96 1 07 Full Load Conditions Running Amps A 0 45 5 4 5 8 Power Input kW 0 110 1 26 1 37 Rating Conditions Indoor Air Temperature 27 C D B 19 C W B Outdoor Air Temperature 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 ...

Page 13: ...lectrical Wiring Diagrams Model SA 93A To avoid electrical shock hazard be sure to disconnect power before checking servicing and or cleaning any electrical parts WARNING DATA SUBJECT TO CHANGE WITHOUT NOTICE ...

Page 14: ...heck that power is being supplied 7 1 2 Check lead wires and connectors Check that coating of lead wires is not damaged Check that lead wires and connectors are firmly connected Check that wiring is correct Hazardous voltage can cause ELECTRIC SHOCK or DEATH Disconnect power or turn off circuit breaker before you start checking or servicing WARNING ...

Page 15: ...part from circuit with other parts properly connected and then measure insulation resistance of entire air conditioner again to locate defective part 2 Replace defective part with new one NOTE Measure insulation resistance of electrical parts Example Compressor Fan motor Capacitor Relay etc NO Set circuit breaker to OFF 1 Pull the power plug out of the wall outlet Measure insulation resistance of ...

Page 16: ...set at OFF Check that OPERATION SELECTOR switch is not set at OFF Set to HIGH COOL or LOW COOL NO Check power supply Power is being supplied to the 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 fan moto...

Page 17: ...Measure resistance of auto deflector motor winding Check that OPERATION SELECTOR switch is set at either HIGH COOL or LOW COOL 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 burnout or foreign matter in bearings Remove foreign matter or repair Repair or replace Measure resistance of fan motor winding Check fan mo...

Page 18: ...s before starting it again CAUTION Check compressor motor capacitor Measure resistance of compressor motor winding NO YES YES Overload relay is working YES Temperature of compressor is abnormally high Refrigerant gas shortage Charge refrigerant gas R22 Rotor may be locked up Measure power supply voltage The voltage is too low No NO Is room temperature too low Try to lower setting temperature by th...

Page 19: ...ES Temperature difference between suction and discharge air is large enough approx 10 deg or more Possibility of gas shortage Measure temperature of suction and discharge air of air conditioner Charge refrigerant gas R22 Check for clogging of air filter Fan speed is set to LOW Clean filter Set fan speed to HIGH Review cooling load estimate if performance of air conditioner is normal Reduce cooling...

Page 20: ...either of the two power blade Fig 1 Then also measure the resistance between the grounding prong and other power blade Fig 1 8 1 2 Measurement of Insulation Resistance for Electrical Parts Disconnect the lead wires of the desired electric part from terminal plate switch capacitor etc Similarly disconnect the connector Then measure the insulation resistance Figs 2 to 3 Refer to Electric Wiring Diag...

Page 21: ...d measure the resistance between each lead wire with a tester The tester should be set in the X1 range If the fan motor is hot allow a few minutes until it gets cooled down When the resistances between each lead wire are those listed in 2 2 Major Component Specifications the fan motor should be normal 8 4 Checking Compressor Motor Winding Checking compressor motor winding can be done in the simila...

Page 22: ...rom the slots 4 Pull the bottom portion of the grille toward you while paying attention to the ventilator lever Fig 2 and 4 Pulling out too far on the bottom of the grille at this point could damage the tabs at the top Do not pull the grille out more than 100 mm 5 After confirming that the ventilator lever has been disengaged from the grille vent slide the grille upward to free the two tabs at the...

Page 23: ...rasp the handle with another hand and pull the unit toward you Fig 7 9 3 Removing Electrical Component Box 1 Remove the air deflection grille Fig 8 2 Remove screws securing the electrical component box Fig 9 3 Remove screw holding the lid of the electrical component box Fig 10 Stopper Fig 7 Fig 10 Fig 6 Screw A Screw B Fig 5 Fins of evaporator are sharp and may cause injury if handled improperly b...

Page 24: ...ig 11 3 Grasp lower portion of the evaporator with both hands and tilt it slightly and lift it carefully from the drain pan so as not to distort the copper tube 9 5 Removing Blower Wheel 1 Loosen a nut holding blower wheel on motor shaft using hex wrench Fig 12 2 Extract the blower wheel from the motor shaft ...

Page 25: ...ding propeller fan on motor shaft using hex wrench Fig 15 To loose the nut securing the propeller fan hold the fan with one hand and turn the nut COUNTERCLOCKWISE with another hand 3 Extract the propeller fan from the motor shaft NOTE 9 8 Removing Fan Motor 1 Remove blower wheel Refer to 9 5 Removing Blower Wheel 2 Remove propeller fan Refer to 9 7 Removing Propeller Fan 3 Disconnect motor lead wi...

Page 26: ...AIT 3 MINUTES BEFORE RESTARTING THERMOSTAT knob AUTO DEFLECTOR switch OPERATION SELECTOR switch VENTILATOR lever 0 Off On Close Open High Cool Low Cool 0 Off Low Fan High Fan Unit Display and Control Panel Model SA 93A ...

Page 27: ...SANYO Electric Co Ltd Osaka Japan SM700509 01 2002 Printed in Japan ...

Reviews: