Southbend 436D - Manual (Page 33)

M ODEL 400 R ESTAURANT R ANGES
T
ROUBLESHOOTING
O PERATOR ’ S M ANUAL 1182299 REV 3 (05/05) D RAFT P AGE 33 OF 64
TROUBLESHOOTING
T
ROUBLESHOOTING
TROUBLESHOOTING RANGE TOP BURNERS
Consult the following table and the flowchart that begins on the following page.
Problem Look for -
All burners and pilots in unit will not turn on – Main gas supply to unit is “OFF.”
All burners produce excessive carbon deposits – Incorrect gas type supplied to unit.
– Incorrect supply pressure.
Only some burners in a unit produce excessive carbon
deposits
– Incorrect orifices.
– Primary air not adjusted properly.
Only some pilots produce excessive carbon deposits – Pilot gas not adjusted properly.
– Incorrect pilot orifice.
Top burner (not oven) will not come on – Manual valve for top burner in “OFF” position.
– Pilot out.
Top section pilot will not stay ignited – Pilot gas not adjusted properly.
– Clogged orifice.
– Draft condition.
– Improper ventilation system.
– Air in gas line.