Thermo Pride CMA4-50D36N Installation And Service Manual page 60

Yes
AFTER GAS VALVE
OPENS, DO THE
BURNERS IGNITE?
Yes
DO BURNERS STAY
LIT PAST PROOF
OF FLAME CHECK?
Yes
DOES THE INTEGRATED CONTROL
ENERGIZE THE
CIRCULATING AIR BLOWER
AFTER THE TIME DELAY?
Yes
DOES THE CIRCULATING
AIR FAN COME ON
WHEN ENERGIZED?
Yes
No CHECK FOR PROPER
MANIFOLD PRESSURE.
Yes
IS IGNITOR
POSITIONED CORRECTLY?
CHECK ACROSS THE
No
BLOWER TERMINALS
FOR PROPER VOLTAGE.
No
DOES BLOWER
SPIN FREELY?
IS CAPACITOR
WORKING PROPERLY
REPLACE CAPACITOR
ADJUST TO 3.5" FOR NATURAL GAS
No
CIRCULATING AIR
"CIR N" & "HEAT"
No
Yes
Yes
No
55
OR 10.0" WC FOR LP GAS
REPOSITION TO
CORRECT LOCATION.
No
REPLACE THE
INTEGRATED CONTROL.
CONFIRM IF
EITHER BLOWER WHEEL
IS RUBBING AGAINST
HOUSING OR MOTOR
SHAFT IS SPINNING
FREELY AND REPAIR
OR REPLACE AS NECESSARY.
REPLACE MOTOR