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Section 3 Troubleshooting
To reduce the risk of electric shock, fire, explosion, serious injury or death:
• Disconnect electric power to the tumbler before servicing.
• Close gas shut-off valve to gas tumbler before servicing.
• Close steam valve to steam tumbler before servicing.
• Never start the tumbler with any guards/panels removed.
• Whenever ground wires are removed during servicing, these ground wires must be
reconnected to ensure that the tumbler is properly grounded.
W002
WARNING
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11. BURNERS NOT BURNING PROPERLY
12. LOADING DOOR OPENS DURING OPERATION
NOTE: All tumbler panels must be in place and on the machine for proper operation.
POSSIBLE CAUSE TO CORRECT
Dirt in burner. • Remove burner and blow out the dirt.
Gas pressure too high or low. • Check serial plate on back of tumbler for correct gas
pressure.
Incorrect orifices. • Tumbler is equipped for the type of gas specified on serial
plate. If orifices are different from that specified on serial
plate, obtain and install correct orifices.
Restricted or blocked exhaust duct. • Disassemble and clean exhaust system.
Inadequate make-up air. • Refer to Installation Manual for make-up air
requirements.
POSSIBLE CAUSE TO CORRECT
Tumbler improperly leveled. • Refer to Adjustments Section for leveling leg adjustment.
Excessive load in tumbler. • Remove part of load and restart tumbler.
Incorrect loading door strike adjustment. • Refer to Adjustments Section for strike adjustment.
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