Specifications

Troubleshooting SiBE04-624_B
76 Service Diagnosis
Troubleshooting
YES
YES
YES
YES
Is the power supply
plug inserted into the
outlet or the breaker for
the power supply
breaker ON?
Caution
Do the other electric
appliances work?
Is the supply voltage
within the rated voltage
±10%?
NO
NO
NO
NO
NO YES
NO
NO
YES
YES
Does the fuse or the
thermal fuse blow?
NO
Within 3 minutes after
operation stopped?
NO
Is the wire
connection and the
wire size correct?
YES
Is the indoor unit
compatible with the
outdoor unit?
YES
Power failure?
Is the supply voltage
appropriate?
Make sure that the infrared ray is
radiated from remote controller
(infrared ray checker).
Continued to the next page (1)
(R18114)
Be sure to turn off the power switch before connecting or disconnecting
connectors, or parts may be damaged.
Insert the power supply
plug into the outlet. Turn on
the breaker for the power
supply.
Wait until the power
is restored.
Connect the power supply
of proper voltage (check
the varistor and the fuse).
Ask the electric power
company.
Replace the fuse or the
thermal fuse.
The 3-minute standby
function is activated.
Operation restarts
3 minutes later.
Connect the wires properly.
Match the compatible
models.