Maintenance - Mitsubishi Heavy Industries SRR25ZM-S User Manual

Maintenance

Before maintenance
Turn off the power source.
During the operational season
Cleaning the air fi lter
Please request cleaning of the air fi lter from special contractor.
NOTE
• The air fi lter that comes with the unit cannot be washed with water.
• Cooling/heating is affected by an air fi lter clogged up with dust etc., and the operation noise becomes louder. It may also use
extra electricity. Please clean the air fi lter at appropriate intervals.
At the end of the season
1
Perform the fan operation for 2 to 3 hours.
Dry the inside of the unit.
2
Stop the unit and turn off the power source.
The unit consumes approx. 2W even when the unit is not operating.
Turning off the power source will help saving energy consumption and
cost.
3
Clean and reinstall the air fi lters.
* The air fi lter that comes with the unit cannot be washed with
water.
4
Remove batteries from the remote control.
Do not spill any liquid.
• There's a danger of
electric shock.
• Wipe the unit with a
soft, dry cloth.
Do not touch the aluminum fi ns
on the heat exchanger.
At the beginning of the season
1
2
3
4
5
– 24 –
Do not use the following articles:
• Hot water (40°C or more)
It may deform or discolour the unit.
• Petrol, paint thinner, benzine or
cleanser, etc.
They may deform or scratch the unit.
Ensure that the earth wiring is not snapped
nor disconnected.
Check if there is no corrosion or rust on the
base frame of the outdoor unit.
Make sure that there are no obstacles blocking
the airfl ow around the air intake and outlet
openings of the indoor and outdoor units.
Turn on the power source.
Insert batteries in the remote control.