Error Code - Rheem 64DV Troubleshooting Manual

48 | P a g e S V C 8 2 0 ( P ) P o c k e t M a n u a l
Explanation: Indoor units ONLY. Flame rod is
detecting poor combustion. This is commonly caused
by inadequate GAS SUPPLY and/or VENTING.
Diagnostic Checks:

GAS SUPPLY & VENTING (refer to pages 8-11)

Flame rod FL-2
Remove and reinsert connector T and
While viewing through sight glass, operate unit to determine
Access maintenance mode
to check flame rod status &
continue to diagnostic chart
on next page.
(See maintenance mode instructions on page 21)
48
13 – Error Code
Turn Power OFF.
Terminals on flame rods.
Turn Power ON.
IF flame is touching the flame rod(s).
Indoor models – 2 flame rods
(Connectors M & T ).
Remove any foreign debris.
IF foreign debris is not
present: CHECK GAS
SUPPLY & VENTING.