Service And Maintenance - Daikin IM-820 Installation And Maintenance Manual

Service and Maintenance

Disconnect the main power supply before performing any
service, maintenance or troubleshooting.
The unit is designed to give long life operation with mini-
mum maintenance required. However, it should be regularly
checked and the following items should be given due atten-
tion.
Item
Indoor Unit
Air Filters
Indoor Unit
Condense Drain Pan and
Pipe
Indoor Fan
Indoor/Outdoor Coil
Power Supply
Compressor
Compressor Oil
Fan Motor Oil
IM 820
WARNING
Maintenance Procedures
1. Remove the filter before cleaning it.
2. Remove the dust adhering on the filter by using a vacuum cleaner or wash
with lukewarm water (below 40°C/104°F) with neutral detergent solution.
3. Rinse well and dry the filter before placing it back onto the unit.
Note. Do not use gasoline, volatile substances or chemicals to clean the
filter.
Clean the grille and panel by wiping it using soft cloth soaked in lukewarm
water (below 40°C/104°F) with neutral detergent solution.
Note. Do not use gasoline, volatile substances or chemicals to clean the
unit.
Check and clean if necessary.
Check for abnormal noise.
Clean the louvers and coil. Be careful not to bend or flatten the aluminium fins.
DO NOT use cleaning fluids that might corrode the coil.
1. Check the running current and voltage for indoor and outdoor units.
2. Check the electrical wiring and tighten the terminals.
No maintenance needed if refrigerant circuit remains sealed. However, check
for refrigerant leaks at joints and fittings.
Oil is factory charged. Not necessary to add oil if circuit remains sealed.
All motors are pre-lubricated and sealed at factory.
.
Frequency
At least once a month.
Every year.
Every year.
Every year.
Every year.
Every year.
Every year.
No maintenance required.
No maintenance required.
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