Power Supply Trouble-Shooting - Quadra-Fire MT VERNON-AE Troubleshooting Manual

MT VERNON-AE TROUBLE SHOOTING MANUAL
SRV7000-324 (power supply)
GREEN
FUSE: 15 AMP
250 VOLT
WHITE
Items to check:
Check the AC power supply harness (#7034-201):
*Check for power or a broken connection.
Check the DC power supply harness (#7034-221):
*Check for a broken connection or for DC volts. (14 to 15 volts)
*Check polarity. Make sure the wires are not backwards on the harness.
*Replace the 15 amp fuse or power supply if there are not any volts.
If unit is making a "chirping" noise & wall control is blank:
*Check the harness for a "short" in one of the wires.
*Unplug wires from the control board until the noise goes away. Start with the
door/hopper sensor harness first.
9-30-2010

POWER SUPPLY TROUBLE-SHOOTING

15V DC OUTPUT TO
CONTROL BOARD
(#7034-221)
RED
WHITE
AC OUTPUT TO
CONTROL BOARD
(#7034-220)
BLACK
WHITE
AC INPUT FROM
POWER CORD
(#7034-201)
BLACK
PAGE 20
AC INPUT FROM
POWER SUPPLY
SRV7000-456 (control board)
7020-057D