Installation & Commissioning Guide - ESP Platinum OD Split Ducted Units
Doc. Part No. 0525-053
Ver. 5 200129
Page 26 of 36
MAINTENANCE FREQUENCY CHECKLIST
Indoor Unit
Parts
Service Frequency
Detail of Service Check
Service Methods
1
Mth
3
Mth
6
Mth
1
Yr
2
Yrs
3
Yrs
4
Yrs
5
Yrs
Casing / Panels
and Frames
Visual check for
damage, rust and dust
accumulation.
For highly corrosive environment,
wash panels quarterly with water
and neutral detergent solution. Wax
panels. Repair / re-paint where
required.
Insulation
Visual check for
insulation conditions.
Repair / replace insulation material.
Fan
Visual check for run
out of balance and dust
attached
Clean off dust as necessary to
negate possibility of fan running
out of balance
Motor
Ω
Visual check on wiring.
Insulation resistance
check to be carried out
annually
Measure insulation resistance.
Should be more than 1MΩ
Heat
Exchanger
Check for clogging by
dust. Check for leaks /
damage.
Clean air inlet side as necessary.
Straighten any bent fins using fins
comb.
Drain Pan/
Condensation
line
Check for obstructions
and free flow of water
Clean to eliminate obstructions/
sludge and check condition of pan.
Pour water to ensure free flow.
Filter
Check for clogging by
dust.
Clean Filter
Temperature
Readings
Measure air on and air off
Place temperature probe in return
and supply air of unit.
Zone Motors
Visual inspection of
motors open/housing.
Ensure no obstructions
Drive motors opened and closed.
Ensure correct operation.
Duct Works
Inspect duct works for air
gaps.
Re-tape any loose ducts.
Electrical
Parts
Service Frequency
Detail of Service Check
Service Methods
1
Mth
3
Mth
6
Mth
1
Yr
2
Yrs
3
Yrs
4
Yrs
5
Yrs
Printed Circuit
Boards
Visual Inspection
Tighten Terminals as necessary on
printed circuit boards
Electrical
Connections
Check all electrical
terminals, mains,
communications, etc
Re-tighten if loose.
Magnetic
Contactor
Check for loose terminal
connections.
Tighten electrical terminals.
Remove any dust.
