Rheem 64DV - Page 74

S V C 8 2 0 ( P ) P o c k e t M a n u a l P a g e 73
73
Explanation: The Blower motor speed was not
appropriate to allow proper combustion.
Diagnostic Checks:
 Blower motor
61 – Error Code
Turn Power OFF.
Remove control board bracket (How to Remove: Section 1).
Remove blower motor (How to Remove: Section 2).
Clean blower motor and blower motor housing.
Reassemble & operate unit.
Does 61 – Error Code appear?
Locate MIN & MAX buttons
on upper right- hand corner
of control board.
Continue diagnostics on next
page
YES
Unit had a loose connection.
Unit appears to be operating
OK.
NO
MIN & MAX
BUTTONS
CONTROL
BRACKET