Sanyo SAP - C122AH, Техническое и сервисное руководство

Страница: 38 / 52

9. TROUBLESHOOTING
9-1. Check before and after troubleshooting
9-1-1. Check power supply wiring.
●
Check that power supply wires are correctly connected to terminals No.6 and No.7 on the terminal plate in the
indoor unit.
9-1-2. Check inter-unit wiring.
●
Check that inter-unit wiring is correctly connected between indoor unit and outdoor unit.
9-1-3. Check power supply.
●
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, 50Hz,
220-240V
35
WARNING
Hazardous voltage can cause ELECTRIC SHOCK or
DEATH. Disconnect power or turn off circuit breaker
before you start checking or servicing.