Sanyo SPW-U253GH56 Service Manual page 4

2-10 Defrosting Control, Outdoor Heat Exchanger Coil (Heating).............................. 38
2-11 4-Way Valve, Solenoid Control ...........................................................................39
(A) Normal Control Mode ....................................................................................39
(B) AUTO Control Mode ...................................................................................... 40
2-12 Automatic Restart after Power Interruption ........................................................ 40
2-13 Electronic Refrigerant Control Valve ...................................................................41
2-14 Compressor Discharge Gas Temperature ......................................................... 41
(A) Cooling .......................................................................................................... 41
(B) Heating (Except During Defrosting)...............................................................41
2-15 Compressor Current Detection Circuit ................................................................42
2-16 Dehumidifying Operation ....................................................................................43
2-17 Drain Pump Control ............................................................................................ 44
2-18 Electronic Refrigerant Control Valve Control ..................................................... 45
2-19 Voltage Detection Control ...................................................................................46
3. ELECTRICAL DATA .................................................................................................. 47
3-1 Indoor Unit (Electric Wiring Diagram, Schematic Diagram) ............................... 48
3-2 Outdoor Unit (Electric Wiring Diagram, Schematic Diagram)............................. 52
4. SERVICE PROCEDURES ........................................................................................... 61
4-1 Troubleshooting .................................................................................................. 62
4-2 Checking the Electrical Components ..................................................................95
5. INSTRUCTION MANUAL ......................................................................................... 109
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