Air Conditioner Does Not Work - Technibel GR120R Technical Data & Service Manual

8-6 Air Conditioner does not operate
8-6-1 Circuit breaker trips (or fuse blows).
A. when the circuit breaker is set to ON, it is tripped soon.(resetting is not possible)
•
There is possibility of ground fault
•
Check insulation resistance
If resistance value is 2MΩor less, insulation is defective ( "NO")
1 Remove inter-unit wires from
terminal platea in outdoor unit
•
Mesaure insulation resistance of
outdoor unit.
2 Remove inter-unit wires from
terminal plate un outdoor unit.
Then, pull the power plug out of
the wall outlet.
•
Measure insulation resistance of
indoor unit
WARNING
NO
NO
29
Insulation of
outdoor unit is
defective
•
Measure insulation
resiatance of electical parts
in outdoor unit.
Insulation of
indoor unit is
detective.
•
Measure insulation
resiatance of electical parts
in indoor unit.