Rheem 64DV - Page 44

S V C 8 2 0 ( P ) P o c k e t M a n u a l P a g e 43
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Flame Rod(s) Diagnostics
Outdoor: 1 flame rod
White Molex – Grey Wire
Indoor: 2 flame rods
White Molex – Grey Wire
Blue Molex – Blue Wire
Test AC volts on
connector M
(Grey wire to Ground)
1 – 100 AC Volts
YES
Remove & reinsert M.
Operate unit again.
IF code 11 appears:
Replace control board.
NO
Test AC volts on connector
T(Blue wire to Ground)
1 – 100 AC Volts
YES
Remove & reinsert T.
Operate unit again.
IF code 11 appears:
Replace control board.
NO
Cycle unit ON; while in
maintenance mode, check
flame rod status under
table 0Y.
IF flame rod(s) is detecting
flame, maintenance mode
will display:
Indoor Models – 05
Outdoor Models - 01
YES
Clean flame rod(s). Operate
unit again. IF still does not
detect flame:
Replace flame rod(s).
NO
Flame rod(s) test OK.
CHECK GAS SUPPLY,
VENTING, & GROUND.