Error Code - Rheem 64DV Troubleshooting Manual

S V C 8 2 0 ( P ) P o c k e t M a n u a l P a g e
Explanation: Outlet water temperature is above the
set point on the remote control.
Diagnostic Checks:

Outlet thermistor

Water bypass valve
Outlet Thermistor Diagnostics:
Go to Error Code 33 for outlet thermistor diagnostic
instructions.
Water Bypass Valve Diagnostics:
Go to Error Code 66 for water bypass valve
diagnostic instructions.
16 – Error Code
53
53