MT VERNON-AE TROUBLE SHOOTING MANUAL
7020-057D
9-30-2010
CONVECTION BLOWER TROUBLE-SHOOTING
Items to check:
Check blower for obstructions:
*Clean fan blades & check fan bearing.
Check blower wire harness:
*Color of wires, Connector pins, test for broken wires
Check over heat snap disc (#230-1290)
*This is located on the pellet drop chute. Is it tripped?
Check drop tube thermocouple:
*This has to produce millivolts to turn the blower on.
Replace convection blower:
*If all previous checks are good, replace the blower.
Replace the control board (SRV7000-456):
*If replacing the blower did not fix, replace the board.
Convection Blower:
#SRV7000-260 (pin latch style)
#SRV7034-058 (trigger latch style)
Pin Latch:
7000-376
Trigger Latch:
7034-066
**first unit -- sn 00700201367
sn 00700103644
Convection Harness:
#7034-219
Wall Control Error Code
PAGE 10
DROP TUBE
THERMOCOUPLE.
(#SRV7000-381)
(180 CFM)