Compressor Power Harness Assembly Replacement - Bryant 189BNV EVOLUTION Service Manual

COMPRESSOR POWER HARNESS ASSEMBLY REPLACEMENT

(Reference RCD Instruction # 99TA516170)
The following is a recommended procedure for compressor power
harness replacement. Always refer to the unit product installation,
start- -up & service instructions for detailed procedures.
WARNING
!
ELECTRICAL SHOCK HAZARD
Failure to follow this warning could result in personal injury
or death.
Turn off and lock out all power to unit before proceeding.
Discharge all capacitors before proceeding
All wiring and electrical connections shall comply with all
local and national electrical codes.
WARNING
!
ELECTRICAL SHOCK HAZARD
Failure to follow this warning could result in personal injury
or death.
failure to follow this warning could result in personal injury.
Do not operate compressor or provide any electrical power to
the compressor unless the terminal box cover is in place and
secured.
Measurements of amps and volts during running conditions
must be taken at other points in the power supply.
Do not provide any power to the compressor unless suction
and discharge service valves are open.
Replacement Procedure
1. Follow all safety warnings and notices.
2. Precautions must be taken when servicing components
within the control box of this unit. The technician
performing the service must determine that it is safe to work
on or near the inverter. The electrical disconnect that
provides power to the unit must be turned off, locked and
tagged out. This will insure that no damage will occur to the
inverter, controls or other equipment and will prevent injury
if contact is made with the electrical equipment. Wait a
minimum of two minutes before servicing the unit to allow
inverter capacitors to discharge. Follow safety instructions
located on unit control box cover.
3. Remove the control box cover.
4. Disconnect compressor power harness from inverter.
5. Remove service panel to gain access to unit wiring and
compressor compartment.
6. Cut the wire tires securing the compressor power harness to
the control box. Remove compressor power harness (from
control box). Replace wire tie with supplied wire tie; do not
fasten at this time. The second wire tie for the choke on the
compressor is supplied with new harness on the replacement
compressor (highlighted with the yellow circles below).
7. Remove top two screws holding control box and remove
compressor harness (highlighted in yellow below).
8. Cut double loop wire tie on suction tube holding
compressor harness, replace with new one provided; do not
fasten at this time. Note how the compressor harness is
routed to suction tube. (Highlighted in yellow below)
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