Troubleshooting - Hitachi PC-ARF Technical Catalogue

4 Individual remote controls
Receiver kit for wireless remote control

4.5.10 Troubleshooting


This is not abnormal
Refer to the operation manual of the indoor unit together.
Phenomenon
All indication lamps on the receiver kit are
turned OFF.
Stopped operation
Power failure occurs.

Before contact
Check the items before contacting a contractor.
Refer to the operation manual of the indoor unit together.
Trouble
Is the transmitter of wireless remote control
switch pointed towards the receiver kit?
Not Operated
Is the receiver surface covered by dust?
216
TCGB0106 rev.0 - 12/2014
Checking point
Cause and action
The micro-computer is activated to protect the device from
electromagnetic waves.
The operation can be recovered if it is started from the begin-
ning.
Start the operation from the beginning.
Action
Point the transmitter towards the receiver kit.
Wipe the receiver part by soft, dry cloth.