Precautions - Electra DCR 25 Service Manual

PRECAUTIONS

Use the proper electrical fuse.
Do not pull out the power cord unless the unit is turned off.
Do not start or stop operation by disconnecting the power cord.
Do not obstruct or block the air inlet or air outlet of the air conditioner.
Do not insert any objects in the air outlet of the indoor or outdoor
units.
Do not splash water on the air conditioner.
CONTENT
IF NOISE IS HEARD
There may be hissing
sound during operation or
just after shut down.
This is caused by the
refrigerant that is circulating
inside the unit.
There may be a cracking
sound at starting and
stopping the unit's operation.
This is caused by heat
expansion or contraction of
plastics.
APPENDIX A
9