Lincoln 1400 Series service manual Hall Effect Sensor Replacement, Circuit Breaker Replacement

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HALL EFFECT SENSOR - REPLACEMENT

1.Shut off power at main breaker.

2.Remove control box cover.

3.Remove three- (3) wire connector from hall effect sensor board.

4.Remove two (2) screws from conveyor drive motor.

5.Remove sensor board from mounting bracket.

6.Reassemble in reverse order.

7.Reinstall plug on hall effect sensor board.

8.Replace control box covers and check system operation.

CIRCUIT BREAKER - REPLACEMENT

1.Shut off power at main breaker.

2.Remove control panel top and front panel.

3.Disconnect two (2) wires from circuit breaker.

4.Remove knurled mounting nut and push out.

5.Reassemble in reverse order.

NOTE: Be sure to reset breaker before operating.

MAIN ORIFICE - REPLACEMENT

1.Shut off power at main breaker.

2.Remove control panel top and front panel.

3.Remove gas valve assy.

4.Remove two (2) nuts from burner orifice bracket.

5.Disconnect pipe union.

6.Remove assembly and replace main orifice.

7.Reassemble in reverse order and check system operation. NOTE: Check all gas line fittings for leaks.

PILOT ORIFICE - BURNER

1.Shut off power at main breaker.

2.Shut off gas supply.

3.Remove burner assembly (See "Burner Assembly").

4.Remove pilot line from pilot orifice.

5.Remove pilot orifice from burner igniter.

6.Reassemble in reverse order.

NOTE: Check all gas line fittings for leaks.

ON-OFF SWITCH - REPLACEMENT

1.Shut off power at main breaker.

2.Remove control box cover.

3.Remove the access cover.

4.Depress spring clips on side of switch and push out.

5.Remove wires from back of switch, note wire number and location.

6.Reassemble in reverse order and check system operation.

NOTE: Make sure switch housing is fully seated in control box housing.

Impinger I – 1400 Series Advantage Service Manual – Dom & Int’l

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Contents Impinger Conveyor Ovens Table of Contents Phase Sequence of OperationSequence of Operations Heat Circuit Temperature Control Conveyor Drive Sequence of Operations Schematic 1450 / 1451 Schematic 1452 Schematic 1454 Schematic 1456 Schematic 1474 / 1475 Troubleshooting Guide Symptom Possible Cause EvaluationGAS Ovens Page Code AS FollowsModels 1456 1474-1475-1476 Page Page Page Electric Ovens Impinger Advantage Series Symptom Possible Cause EvaluationPage Page Removal Installation & Adjustments MOTOR, Main FANFAN, Main THERMOSTAT, Cooling FAN CAPACITOR, MotorRELAY, D.P.S.T Cooling FAN, Control BOXBlower WHEEL, Burner Burner Blower Motor ReplacementBurner Control Honeywell Replacement Burner AssemblyManifold Pressure Adjustment Electronic Temperature Control ReplacementSolenoid Valve Thermocouple Replacement Thermocouple Measurement ChartBurner Ignitor Conveyor Drive Motor Replacement Burner Control Transformer -REPLACEMENTConveyor Control Potentiometer 10K OHM Replacement Conveyor Control Board Assembly ReplacementON-OFF Switch Replacement Hall Effect Sensor ReplacementCircuit Breaker Replacement Main Orifice ReplacementGAS Valve Replacement and Adjustments Solenoid Valve Replacement Ignition Control ReplacementHigh Limit Thermostat Replacement Spark Generator ReplacementLetter Description General 1450 SeriesGeneral 1450 Series BLOW-UP Control BOX 1450, 1451 Control BOX 1450, 1451, 1480 BLOW-UP Control BOX 1452 Control BOX 1452, 1453 BLOW-UP Contol BOX 1454 Control BOX 1454, 1455 BLOW-UP Control BOX 1456, 1457, 1474, 1475 Control BOX 1456, 1457, 1474, 1475, 1476 BLOW-UP Oven BACK, GAS Electric Oven BACK, GAS Electric BLOW-UP Conveyor 1450 Series Conveyor 1450 Series BLOW-UP