Blodgett MT1828E - Page 31

Maintenance
27
Troubleshooting Guide
POSSIBLE CAUSE(S) SUGGESTED REMEDY
SYMPTOM: Oven will not reach desired temperature
S Computer control turned OFF
S No power to oven
S Blow er motor(s) not running
S Shorted temperature probe
S Temperature hi-limit switch out of adjustment or
defective
S Internal probl em with main temperature contro l ler
S Cooling fan not working properly
S Defective heating element relay
S Gas pressure to oven is too low (MT1828G)
S Press ON/OFF key
S Replace main fuses
S Check control switch and/or fuses
S *
S *
S *
S *
S *
S Contact local gas representative
SYMPTOM: Conveyor belt will not run
S Computer control turned OFF
S Control circuit fuse blown
S Belt hooked on something in oven
S Defectiveconveyordrivemotor
S Defectiveconveyordrivemotorcontroller
S Loose cable
S Press ON/OFF key
S Replace fuse
S Turn oven OFF, Unhook and resolve problem
S *
S *
S *
SYMPTOM: Burner operates sporadically (MT1828G)
S Manual gas valve closed S Open valve
*Denotes remedy is a difficult operation and should b e 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.