a) Ensure main breaker status ‘ON’.
b) Check ELCB or ELR status.
c) Ensure indication light if functioning.
d) Visually inspect panel A/C condition.
e) Check and record room humidity and temperature.
f) Clean the exterior and interior casing
g) Check the filter condition. Clean as necessary.
h) Clean the evaporator coil
i) Check all the electrical connections for tightness and overheating.
j) Check all the wired connections are tight and the insulations are in good condition.
k) Check and ensure the water drain pipe is free from obstruction/blockage
l) Ensure that the remote control is functioning
m) Perform housekeeping as necessary.