Rheem Iq Tm Model - Rheem RTHW25 Installation Maintenance And Service Manual

RHEEM THERMAL AIR SOURCE HEAT PUMP INSTALLATION, MAINTENANCE & SERVICE MANUAL
5.1.3 Compressor Will Not Run
Possible Cause
Overload switch cut-
out (if fitted)
System stopped on
safety lockout
Motor windings
faulty
5.1.4 Compressor Motor Hums But Will Not Start
Possible Cause
Low voltage
Wrong motor connections
Tight or seized compressor
No power on one phase
5.2 Rheem IQ
TM
Refer to "
provided Operations and Maintenance Manual for the respective project.
RHEEM HOT WATER SYSTEM (ASEAN REGION)
Model
Rheem IQ Owner's Guide and Installation Instructions
Possible Solution
Find cause of overload and reset overload
switch.
A disturbance in water flow may have
triggered the safety lockout. Reset unit by
switching OFF, then back to ON.
If unit does not respond, fit gauges and
check refrigerant
operation.
Possible condenser water flow failure.
Check condenser pump water entering
temperature and flow rate.
Contact manufacturer for replacement.
Possible Solution
Provide adequate voltage.
Check with name plate or wiring diagram.
Replace.
Check circuit breakers, main switch and
wiring for fault.
charge and HP/LP
" Manual and/or the
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