Toshiba CARRIER RAV-SP300AT2-UL - Manual (Page 81)

– 81 –
<Maintenance/Check list>
Aiming in environmental preservation, it is strictly recommended to clean and maintain the indoor/outdoor units
of the operating air conditioning system regularly to secure effective operation of the air conditioner.
It is also recommended to maintain the units once a year regularly when operating the air conditioner for a long time.
Check periodically signs of rust or scratches, etc. on coating of the outdoor units.
Repair the defective position or apply the rust resisting paint if necessary.
Although the customer has to pay the charge for the maintenance, the life of the unit can be prolonged.
Failure to clean the indoor/outdoor units regularly will cause shortage of capacity, freezing, water leakage or
trouble on the compressor.
Periodic Maintenance - periodic maintenance is recommended to ensure proper operation of the unit.
Recommended maintenance intervals may vary depending on the installation environment, e.g. dusty zones, etc.
Refer to table below.
Periodic Maintenance
INDOOR UNIT
Clean Air Filter ∗1
Clean Drain Pan
Clean indoor heat exchanger
∗2
Clean fan ∗2
Change Remote Control Batteries
INDOOR UNIT
Clean Outdoor Coil from Outside
Clean Outdoor Coil from Inside
∗2
Blow Air Over Electric Parts ∗2
Check Electric Connection Tightening ∗2
Clean Fan Wheel ∗2
Check Fan Tightening ∗2
Clean Drain Pans ∗2
EVERY MONTH EVERY 4 MONTHS EVERY YEAR
1
1
1
1
1
EVERY MONTH EVERY 4 MONTHS EVERY YEAR
∗1: Increase frequency in dusty zones.
∗2: Maintenance to be carried out by qualified service personal Refer to the Installation Manual.