TROUBLESHOOTING GUIDE 1000 & 1200

 

GAS OVENS

 

 

 

 

SYMPTOM

POSSIBLE CAUSE

EVALUATION

 

Oven fan will not run

Incoming Power Supply

Check breakers/ Reset if required / Call Power Co.

 

NOTE:

 

if needed.

 

(Export Ovens)

For some export ovens, there is a control circuit

 

 

 

step-down transformer. This transformer steps

 

 

 

down supply voltage to 120 VAC. If main fan will

 

 

 

not run, the secondary of this transformer must be

 

 

 

checked for 120 VAC output. Check specific oven

 

 

 

model schematic for circuit location.

 

 

Oven Fan Fuse(s)

Check and/or Replace

 

 

Fuse Holder

Check and/or Replace

 

 

Fan Switch

Check continuity between switch terminals.

 

 

Main Relay

Check continuity to 120 VAC coil. Check for power

 

 

 

to relay coil (120 VAC). Check for 208/240 VAC to

 

 

 

relay terminals. Visually check for contact pull-in.

 

 

Fan Motor

Check for opens, shorts, or grounds. WITH

 

 

 

POWER OFF: Turn Fan Blade to check for locked

 

 

 

rotor.

 

 

Capacitor

Check for opens, shorts, or grounds.

 

No Main Fan Cool

Cool Down Thermostat

Check cool down thermostat (thermostat closes at

 

Down

 

160°F and opens at 140°F). Check for power (120

 

 

 

VAC) at cool down thermostat. With the cool down

 

 

 

thermostat pre-heated, check for continuity. If

 

 

 

switch is open, replace.

 

No Control Box

Main Fan Relay

Check for power to Main Fan Relay. Visually check

 

Cooling(For ovens

 

for contact pull in.

 

equipped with Control

 

 

 

Box Cooling Fan)

(Export Ovens)

(For ovens equipped with a control circuit step-

 

 

 

 

Axial Cooling Fan

down transformer, the supply voltage for the

 

NOTE:

 

cooling fan is 240 VAC.)

 

 

WITH POWER OFF: check for locked rotor. Check

 

 

 

for power (120 VAC) to cooling fan. If 120 VAC is

 

 

 

present at the fan motor and the fan does not run,

 

 

 

replace fan assembly.

 

No automatic control

Incoming Power Supply

Check breakers/Reset if needed. Check for

 

box cooling (For ovens

 

incoming power (120 VAC)at cooling fan

 

equipped with control

 

thermostat.

 

box cooling fan)

Cooling Fan Thermostat

Check cooling fan thermostat (thermostat closes at

 

 

 

120°F and opens at 100°F). With cooling fan

 

 

 

thermostat pre-heated, check for continuity. If

 

 

 

switch is open, replace.

 

 

Axial Cooling Fan

Check for 120 VAC to cooling fan, if present and

 

 

 

fan does not run, replace fan.

 

Control box cooling fan

Cooling Fan Thermostat

See "Cooling Fan Thermostat"

 

continues to run

 

 

 

Oven will not heat

Gas Supply

Check for adequate gas supply to oven.

 

 

Manual Gas Shut-off Valve

Check to see that manual shut-off valve is open.

 

 

Fan Switch

Check to see that fan switch is "on".

 

 

Main Oven Fan

Check if main oven fan is operating. If not, refer to

 

 

 

"Oven fan will not run". Page 20.

 

 

Burner Switch

Check for 120 VAC to neutral on both sides of

 

 

 

switch. If switch is closed and 120 VAC is present

 

 

 

on one side only, replace the switch.

 

20

 

Impinger I -–1000 Series Service Manual - Domestic

Page 20
Image 20
Lincoln 1400, 1200 service manual Troubleshooting Guide 1000, GAS Ovens, Symptom Possible Cause Evaluation

1000, 1200, 1400 specifications

The Lincoln series, particularly the models Lincoln 1000, 1200, and 1400, represents an evolution in luxury vehicles, combining elegance with cutting-edge technology. Each model builds upon its predecessor while introducing features that enhance performance, comfort, and safety.

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In conclusion, the Lincoln 1000, 1200, and 1400 models showcase a remarkable journey of luxury and technology, with each iteration bringing forth innovative features and design enhancements that elevate the driving experience. As Lincoln continues to evolve, the commitment to craftsmanship, comfort, and cutting-edge technology remains central to its identity.