Infiniton CCFL-4530 Manual De Instrucciones página 11

3.Introduction for remote controller and light board
Replacement of the battery of remote controller
After signal being transferred or sending, no receiving sound will be sent out in
the air conditioner; indicator get blurred.
From above it indicates the battery is depleted, now you should remove the old
battery, and replace with a new battery:
1) Remove the rear cover, and remove the old battery;
2) Replace the battery, note the marking on the battery "+", "-" pole;
3) Close the rear cover.
Note:
1. Do not mix old and new batteries.
2. If the remote controller has not been used for a long time, please
remove the battery.
3. Under normal conditions, the service life for batteries which
comply with JIS or IEC standards is 6-12 months, if the time
limit for using is exceeded, or batteries of non above
specifications is adopted, it may produce exudate cells, making
it impossible to perform remote control operation.
第一分歧管
Note the alignment of "+", "-" pole
7
Remove the back cover