Lang FCOFL-AT Installation, Operation And Maintenance Instructions page 13

TESTS
NOTICE:
Service on this, or any other, LANG appliance must be
performed by qualified personnel only. Consult your
LANG authorized service agent directory or call the
factory at 1-800-807-9054, or WWW.STAR-MFG.COM
For the service agent nearest you.
WARNING:
BOTH HIGH AND LOW VOLTAGES ARE PRESENT
INSIDE THIS APPLIANCE WHEN THE UNIT IS
PLUGGED/WIRED INTO A LIVE RECEPTACLE.
BEFORE REPLACING ANY PARTS, DISCONNECT THE
UNIT FROM THE ELECTRIC POWER SUPPLY.
If an item on the list is followed by an asterisk (*), the work should be done by a
factory authorized service representative.
Possible Cause
Oven circuit breaker not on
Incorrect wiring
Defective transformer
Defective fuses
Defective contactor
Defective thermostat
Defective element
Defective motor
CAUTION:
USE OF ANY REPLACEMENT PARTS OTHER THAN
THOSE SUPPLIED BY LANG OR THEIR AUTHORIZED
DISTRIBUTORS CAN CAUSE BODILY INJURY TO THE
OPERATOR AND DAMAGE TO THE EQUIPMENT AND
WILL VOID ALL WARRANTIES.
TEST
Cycle breaker to the "ON" position.
Confirm that oven is getting proper voltage*
Confirm that oven is phased correctly*
Confirm that primary coil has the correct
voltage*
Confirm that secondary coil has the correct
voltage*
Replace fuses
Confirm that contactor coil has correct
voltage*
Confirm that contactor points move freely
Confirm that thermostat has correct voltage*
Confirm that thermostat is operating properly
Confirm that elements has correct voltage*
Confirm that elements are pulling correct
amps*
Confirm that motor has correct voltage*
Confirm that motor is pulling correct amps*
13
MAINTENANCE & CLEANING