Indoor Unit: Fan Motor (M1F) Lock, Overload - Daikin VRV K Manual

SI-95.BOOK Page 80 Friday, March 31, 2000 10:59 AM
Troubleshooting
2.4

Indoor Unit: Fan Motor (M1F) Lock, Overload

A A A A 6 6 6 6
Remote Controller
Display
I Fan motor lock
Supposed Causes
I Disconnected or faulty wiring between fan motor and PC board
Troubleshooting
80
Is the
wiring from the fan
NO
motor securely connected to
X4A and X5A on the indoor
unit PC board?
YES
Wiring
between the indoor
YES
unit PC board and
fan motor is
disconnected.
NO
NO
Does the fan motor run?
NO
Si-95
Connect the wiring and turn on again.
Fix the wiring and turn on again.
Replace the indoor unit PC board.
Replace the fan motor.
(VF031)
Troubleshooting Inverter K Series