Annual Inspection Checklist
(typical)
Follow the Annual Maintenance Instructions provided in the text of this manual,
including but not limited to:
Compressor Motor
Motor continuity
Motor meg test (record results)
Check and tighten motor
terminals
Clean motor terminal board
Check control RLA settings
Starter or AFD
Check condition of starter
contacts
Check/tighten all connections per
manufacturer’s specification.
Follow all manufacture’s
recommendations for starter or
AFD maintenance.
Inspect/clean/service the AFD
cooling system (water or air
cooled AFD).
Record all applicable starter or
starter component settings.
Oil Sump
Change oil only if recommended
by oil analysis. (9 gal cap)
Change oil filter.
Lubricate oil filter valve.
Check/clean Refrigerant/Oil
pump motor terminals, start relay,
and capacitor connections.
Refrigerant/Oil pump motor
ground/continuity check.
Run oil pump and check net oil
pressure.
Condenser
Visually inspect for scaling and
fouling in tubes. Note findings
and make recommendations for
cleaning.
Evaporator
Once every 3 years on a closed
loop, visually inspect for scaling
and fouling in tubes. This may be
needed annually if on an open
system or if performance issues
are noted.
Controls
Check low refrigerant temp cutout
setpoint. Check accuracy of
sensor in ice water.
Check evap leaving water temp
low temp cutout setpoint. Check
accuracy of sensor in ice water.
Ensure sensors are properly
seated in wells with thermo-paste
installed.
Check all electrical connections.
Check the condenser high
pressure switch. Note trip point.
Check adjustment and operation
of the IGV actuator.
Note number of starts and
operating hours.
Check and record the chiller unit
controls configuration and
setpoints.
Check service bulletins and alerts
to determine if any updates are
required or recommended.
TCVHE-SVX04D-EN 85
Forms
RELEASED 10/Mar/2020 06:59:20 GMT
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