Primus D11, Service Manual

Page: 14 / 160

12
70284701
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
7. BURNER IGNITES AND GOES OUT REPEATEDLY
8. BURNER DOES NOT SHUT OFF
POSSIBLE CAUSE TO CORRECT
Insufficient gas pressure. • Check gas supply and pressure.
Inoperative cabinet or stove thermostat. • Test thermostat and replace if inoperative.
Improper or inadequate exhaust system. • Refer to Installation Manual for exhaust systems
requirements.
Improper orifices. • Tumbler is equipped for type of gas specified on serial
plate. If orifices are different from that specified on serial
plate, obtain and install correct orifices.
Broken, loose or incorrect wiring. • Refer to wiring diagram.
Excessive igniter to burner clearance. • Set gap as described in Service Procedures Section.
Inadequate make-up air. • Refer to Installation Manual for make-up air
requirements.
POSSIBLE CAUSE TO CORRECT
Impurities on gas valve seat, preventing valve from
closing. • Replace gas valve.
Incorrect wiring. • Refer to wiring diagram.