Blodgett MT3855G-G - Manuel (Page 28)

Maintenance
24
Troubleshooting Guide
POSSIBLE CAUSE(S) SUGGESTED REMEDY
SYMPTOM: Oven will not reach desired temperature
S Gas pressure to oven is too low
S Top air plates missing
S Temperature hi-limit system out of adjustment
S Internal problem with main temperature control
S Check quick disconnect for proper seating
S Contact local gas representatives
S Install air plates
S *
S *
SYMPTOM: Conveyor belt will not run
S Computer Control turned OFF
S Emergency stop switch on OFF
S Control circuit breaker tripped
S Belt hooked on something in oven
S Defective conveyor drive motor
S Defective conveyor drive motor controller
S Press ON/OFF key
S Pull switch out to ON
S *
S Turn oven OFF, unhook and repair problem
S *
S *
SYMPTOM: Burner operates sporadically
S Air pressure switch out of adjustment
S Thermal switch tripped
S *
S *
SYMPTOM: Control panel displays Temp - Limit and buzzer sounds
S Turn oven OFF and wait for oven to cool down
SYMPTOM: Hood system does not operate when oven is on
S Fan exhaust supply problem
S Defective interlock circuit
S Contact HVAC service
S *
*Denotes remedy is a difficult operation and should be performed by qualified personnel only. It is recommended, however, that
All repairs and/or adjustments be done by your local Blodgett service agency and not by the owner/operator. Blodgett cannot as-
sume responsibility for damage as a result of servicing done by unqualified personnel.
WARNING!!
Always disconnect the power supply before cleaning or servicing the oven.