Installation and Commissioning Guide
Package Commercial Unit
47
Installation and Commissioning Guide - Package Commercial Unit
Doc. Part No. 0525-055 Ver. 9 220308
INDOOR SECTION
Parts
Service Period
Detail of Service Check
Service Methods
1
Mth
3
Mths
6
Mths
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 / repaint 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
to earth with insulation tester.
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.
Duct Works
Inspect duct works for air
gaps.
Re-tape any loose ducts.
*
1-3 month, subject to operating conditions and environment.
