TM049 27L Continuous Flow Service Instructions
REV AL
– Issued April 2019
This document is stored and maintained electronically by Rheem Technical Support.
All printed copies are deemed “uncontrolled”.
60
Error Code 65
Water Volume Control Motor fault (Water Body Assembly)
Error Code 65
Isolate power to unit for 10
seconds and restore power.
When motor operates, is the
voltage to the water volume
control motor normal?
TEST 27
Check wiring, if intact replace the
control PCB.
NO
YES
Replace water volume control
assembly.
Is the voltage to the water
volume control motor normal?
TEST 26
Check wiring, if intact replace the
control PCB.
NO
YES
Error Code 66
Water Bypass Control Motor fault.
Error Code 66
Isolate power to unit for 10
seconds and restore power.
When motor operates, is the
voltage to the water bypass
control motor normal?
TEST 29
Check wiring, if intact replace the
control PCB.
NO
YES
Replace water bypass control
assembly.
Is the voltage to the water
bypass control motor normal?
TEST 28
Check wiring, if intact replace the
control PCB.
NO
YES
