Hitachi RAC-10G5, Service Manual, Page: 22 / 62

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HOW TO EXCHANGE THE BATTERIES IN THE REMOTE CONTROLLER
1
Remove the cover as shown in the fi gure and
take out the old batteries.
=
2
Install the new batteries.
The direction of the batteries should match the
marks in the case.
1. Do not use new and old batteries, or different kinds
of batteries together.
2. Take out the batteries when you do not use the remote
controller for 2 or 3 months.
3. Use high quality and high performance AAA batteries
to avoid short operating life and electrolyte leakages
CAUTION
!
When using the remote control, if there is no response from the air conditioner unit and/or the remote
control has fading and dim displays, the batteries in the remote control device need to be removed and
replaced with new ones