Lincoln 1634-000-EA, 1633-000-EA service manual Troubleshooting Guide

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TROUBLESHOOTING GUIDE

MODEL 1633-000 EA

NATURAL GAS

230 VAC

50 HZ

1 PHASE

MODEL 1634-000-EA

L.P. GAS

230 VAC

50 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

Oven fan will

Incoming power supply

Check breakers/ reset if required

not run

 

call Power company if needed

 

Oven fan switch

Check continuity between

 

 

switch terminals.

 

Thermostat, hi-limit

Terminals are normally closed, if

 

 

open, reset thermostat and test

 

 

oven for proper operation. If it

 

 

will not reset, replace thermostat.

 

Fan fuse

Check, replace if necessary.

 

Fuse holder

Check, replace if necessary.

 

Oven fan relay

Check for power to coil of oven

 

 

fan relay. If no voltage is present,

 

 

trace wiring back to hi-limit thermostat.

 

 

Check for supply voltage at terminal

 

 

#6 of the relay. If no voltage is present,

 

 

trace wiring back to fuse holder. If

 

 

voltage is present, at the relay coil, check

 

 

to insure the contacts are closing.

 

Capacitor(s)

Check for opens, shorts, or grounds.

 

Motor (s)

Check for opens, shorts, or grounds.

No control box cooling

Fan switch

(SEE OVEN

 

Hi-limit

FAN WILL

 

Oven fan relay

NOT RUN.)

 

Cooling fan(s)

Supply voltage should now be at these

 

 

motors. If voltage is present, check

 

 

motor for open, shorts, or grounds.

 

 

WITH POWER OFF: check for

 

 

locked rotor.

No automatic control

Incoming power supply

Check circuit breakers, reset if needed.

box cooling

 

Call power company if needed.

 

Cooling fan thermostats

Thermostat closes at 120°F and

 

 

opens at 100°F. With the cooling

 

 

fan thermostat preheated, check

 

 

for continuity. If switch is open, replace.

 

Cooling fan(s)

Supply voltage should now be at these

 

 

motors. If voltage is present, check

 

 

motor for opens, shorts or grounds.

 

 

WITH POWER OFF: Check for

 

 

locked rotor.

Oven will not heat

Gas supply

Check for adequate gas supply to oven.

 

Manual gas shut off valve

Check to see that the manual gas shut

 

 

off valve is open.

 

Fan switch

Check to see that the fan switch is on.

 

Main oven fan

Check if main oven fan is operating.

 

 

if not, refer to “oven fan will not run”.

NOTE: These ovens utilize 2 complete Burner/Temperature control systems. Each system will

Follow the same troubleshooting sequence.

 

 

Fuse, burner 3A.

Check, replace if necessary.

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Low Profile – 1600 Advantage Series Service Manual – International

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Contents Impinger Conveyor Ovens Service and Parts Manual Model 1633-000-EA 230 VAC 50HZ Natural GAS Power SupplyTemperature Control Control BOX Auto Cool DownTemperature Display Schematic Models 1633-000-EA and 1634-000-EA Troubleshooting Guide Page Replace the spark generator. If there Page Page Secondary readings are not achieved REMOVAL, Installation & Adjustments Fuseholder Replacement Conveyor Drive Motor ReplacementHall Effect Sensor Replacement GAS Valve Replacement and AdjustmentIgniter Sensor Replacement Burner Alarm ReplacementSpark Generator Replacement SWITCH, Burner Reset ReplacementON-OFF Switch Replacement Temperature Control Potentiometer ReplacementTHERMOSTAT, High LIMIT, Oven Cavity Replacement Dual Temperature Display ReplacementTHERMOSTAT, Cooling FAN Replacement CAPACITOR, Main FAN Motor ReplacementRelay Replacement Electronic Temperature Control ReplacementThermocouple Type J Replacement InformationBEARING, Conveyor Replacement This page intentionally left blank General Parts Advantage SeriesLetter Description Page Control BOX, Right Parts Letter PART# DescriptionPage Control BOX, Left Parts Page Oven Back Parts 1633-000-EA, 1634-000-EAPage Conveyor Parts Page This page intentionally left blank This page intentionally left blank

1633-000-EA, 1634-000-EA specifications

Lincoln 1634-000-EA and 1633-000-EA are two remarkable offerings from the Lincoln line, designed with an emphasis on performance, technology, and luxury. Both models are part of Lincoln’s ongoing commitment to provide exceptional vehicles that blend elegance with advanced features, catering to the needs of modern drivers.

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