MAINTENANCE SCHEDULE
Monthly
1.
Check for debris surrounding condensing unit (leaves, branches, trash, etc); remove all
obstructions
2.
Check the drain line to see if it is above the waterline (if draining into a vessel)
Inspect the external
drain line for functionality. Moisture should be present inside of the drain line if system has been
running. If uncertain, remove the evaporator grille and poor water into the drip pan to engage the
condensate pump.
Semi -
Annually
1.
Use a vacuum with brush attachment
or compressed air
to clean the evaporator coil; be careful
not to crush coil fins
when cleaning, clean condensing coils also
2.
Remove the evaporator filter and clean with warm water
3.
Ensure the condensing unit is free of debris and dust
4.
Have a certified HVAC-R technician service the condensing unit and clean the condenser coil
Annually
1.
Inspect
outdoor condenser for corrosion.
2.
Check wiring connections and integrity of cords
3. B
low out
drain
line with air to clear
any debris or buildup
Quarterly
(Ceiling
Mount
Units
Only)
Clean out drip pan inside evaporator.
1.
Use a Phillips screwdriver to remove screws from evaporator grille and detach the grille.
2.
Locate the two thumb screws on side walls of evaporator connected to the drip pan brackets
and twist with fingers to unscrew. NOTE: For Mini, use screwdriver to remove screws.
3.
Remove drip pan from evaporator and clean inside pan with soap & water using a sponge.
4.
Inspect pump reservoir for sludge or debris before replacing pan and clear out if needed.
5.
Once pan is back in place, po
u
r water into pan to test function of the pump. (Power must be on
for this)
6.
Once pump function has been verified, drop Air Conditioning Pan Tablet inside of pan, then
replace grille with screws.
Page 52
08/04/21
