Installation and Commissioning Guide
Advance Outdoor Units
Installation and Commissioning Guide - Advance Split Ducted Outdoor Unit
Doc. No.0525-085 Ver. 2 22xxxx
63
PRELIMINARY DATA ONLY
Ver. 2.04 220704
THIS LABEL TO BE REMOVED ON SIGN-OFF
Maintenance Frequency Checklist
Regular servicing of equipment by a qualified technician is recommended every 12 months for residential applications and
every quarter for commercial applications. Regular servicing of your unit helps in maintaining its optimum performance
and reliability.
The following checklist and service periods are provided as a guide only, as some sites may require
more frequent servicing�
ELECTRICAL
Parts
Service Period
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.
OUTDOOR UNIT
Parts
Service Period
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.
Condensate Drain
Line
(if available)
Check for obstructions and
free flow of water
Clean to eliminate obstructions/
sludge and check condition of
drain line. Pour water to ensure
free flow.
Compressor
Ω
Check for high / low pressure.
Measure insulation resistance.
Check compressor for
abnormal noise/vibrations
Measure insulation resistance.
Should be more than 1MΩ.
Refrigeration
Operational
Readings
Make note of operational
reading in test cool/heat
Check operating pressures,
record superheat and subcooling
values
Safety
Devices
Check calibration of safety
devices such as HP and LP
controls, sensors, etc
Check resistance of sensors,
pressure cut in / cut out of
pressure controls
Faults
Check for any previous fault
history on unit.
Investigate any causes for
previous faults, reset fault
history.
