Lincoln 1600 ユーザーズマニュアル
Low Profile – 1600-000-A Advantage Series Service Manual – Domestic
4
TROUBLESHOOTING GUIDE
GAS OVENS
MODEL 1600-000-A / NATURAL GAS / 120 VAC / 60 HZ / 1 PHASE
MODEL 1601-000-A / L.P. GAS / 120 VAC / 60 HZ / 1 PHASE
NOTE:
When checking components on left side of unit, be sure to check for proper connections in power
connector, (marked P. C. on Schematic Diagram.) located inside motor cover.
SYMPTOM
POSSIBLE CAUSE
EVALUATION
Incoming Power
Supply
Check breakers, reset if required. Check power plug to be sure
it is firmly in receptacle. Measure the incoming power/call
power company if needed.
Main Fan Switch
Check continuity between switch terminals.
Fuse, 10 Amp
Check, replace if necessary.
Fuse Holder
Check, replace if necessary.
Fuse 3A
Check, replace if necessary.
Fuse holder
Check, replace if necessary.
Hi Limit Thermostat(s)
Control Box
Check for voltage on both sides of the switch. Terminals are
normally closed. If open, reset and test oven for proper
operation. If thermostat will not hold and control box
temperature is not exceeding 140°F (60°C), replace
thermostat.
Oven Power Relay
Check for 120 VAC to the relay coil. If voltage is not present,
trace wiring back to the control box hi-limit. If voltage is
present, check to insure contacts are closing. Check for 120
VAC supplied to terminal #2 of the relay.
Main Fan Motor
Check for opens, shorts, or grounds. WITH POWER OFF turn
fan blade to check for locked rotor.
Oven fan will not run
Capacitor
Check for shorts or grounds.
WARNING: Capacitor has a stored charge, discharge before
testing.
Incoming Power
Check main circuit breakers, reset if required, call power
company if needed.
Main Fan Switch
Check continuity between switch terminals
Fuse 3 amp.
Check, replace if necessary.
Fuse Holder
Check, replace if necessary.
Hi Limit Thermostat(s)
Control Box
Check for voltage on both sides of the switch. Terminals are
normally closed. If open, reset and test oven for proper
operation. If thermostat will not hold and control box
temperature is not exceeding 140°F (60°C), replace
thermostat.
No control box cooling
Cooling Fan(s)
120 VAC should now be at the fan motor. If voltage is present,
check motors for shorts or opens. WITH POWER OFF:
Check for locked rotor.
Incoming Power
Supply
Check circuit breakers, reset if required. Call the power
company if needed.
Cooling Fan
Thermostat(s)
Check the cooling fan thermostat. (Thermostat closes at
120°F and opens at 100°F). With the cooling fan thermostat
preheated, check for continuity. If switch is open, replace.
Fuse, 3 amp
Check, replace if necessary
Fuse Holder
Check, replace if necessary
No automatic control
box cooling
Hi Limit Thermostat(s)
Control Box
Check for voltage on both sides of the switch. Terminals are
normally closed. If open, reset and test oven for proper
operation. If thermostat will not hold and control box
temperature is not exceeding 140°F (60°C), replace
thermostat.