Lincoln 1100 Series service manual Transformer, Time/Temp. Display

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TRANSFORMER, TIME/TEMP. DISPLAY

1.Shut off power at the main breaker.

2.Remove conveyor.

3.Remove front control compartment cover.

4.Remove transformer wires and mark for replacement.

5.Remove 2 mounting screws and replace transformer.

6.Reassemble in reverse order.

TIME/TEMP. DISPLAY

1.Shut off power at main breaker.

2.Remove conveyor.

3.Remove front control box cover.

4.Mark all leads for proper reinstallation and then remove wires from all terminals at rear of the display.

5.Remove 2 screws from top of Time/Temp. case holding the case to the front panel.

NOTE: On some of the more recent Model 1100 units, the time/temp. display may now be removed. If it is not free, continue.

6.Remove 3 screws from the front panel, lift up the front panel and remove 2 screws from the bottom of the display case. Display should now be free to remove.

7.Replace in reverse order.

NOTE: BEFORE TURNING ON POWER, SET THE DIP SWITCHES TO THE PROPER SETTING.

DIP SWITCH SETTING CHART:

To identify the module, measure the width of the case.

Type I is 5 1/8 inches wide x 4 1/2 inches deep

Type II is 5 5/8 inches wide x 4 1/2 inches deep

Type I & II have a 6 position dip switch module

Type III has a 10 position dip switch module

Type IV is 5 5/8 inches wide x 3 1/4 inches deep

Type IV has adjustment pots. in the center of the board

*THESE SWITCHES ARE FOR HERTZ SETTINGS - OFF=60HZ or ON=50HZ **THESE SWITCHES ARE FOR TEMPERATURE SETTINGS - OFF=°F or ON=°

60	Impinger II - 1100 Series Service Manual - International

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Contents SERVICE MANUAL IMPINGER CONVEYOR OVENSMODEL 1100 SERIES INTERNATIONALTABLE OF CONTENTS SEQUENCE OF OPERATIONS 1104 thru the display into a temperature reading SEQUENCE OF OPERATION 1134 - 1135 - 1136 - S/N 2011383 and above SEQUENCE OF OPERATIONS 2011383 and above SEQUENCE OF OPERATIONS 1152 thru intervals to maintain desired temperature temperature reading by the display into a temperature readingSCHEMATIC SCHEMATIC SCHEMATIC 1134, 1135, 1150, S/N 2011383 AND BELOW SCHEMATIC 1134, 1135 S/N 2011383 AND ABOVE SCHEMATIC 1150 S/N 2011383 AND ABOVE SCHEMATIC 1136, S/N 2011383 AND BELOW SCHEMATIC 1136, S/N 2011383 AND ABOVE SCHEMATIC 1151 S/N 2011383 AND BELOW SCHEMATIC 1151 S/N 2011383 AND ABOVE SCHEMATIC1152 THRU 1158 S/N 2011383 AND BELOW SCHEMATIC1152 THRU 1158 S/N 2011383 AND ABOVE SCHEMATIC1152 AND 1153 S/N 2011821 AND ABOVE SCHEMATIC 1154 THRU 1158 S/N 2011821 AND ABOVE TROUBLE SHOOTING GUIDE GAS OVENS MODELS 1152 - 1153 - 1154 - 1155 - 1156No main fan cool down Burner Switch switch. If switch is closed and voltagepresent on one side only, replace switch Gas Pressure SwitchCheck for proper line voltage to Power Supply Ignition Control Flame will not stay onFlame Sensor Pilot lamp is on, butthen the problem is usually with thetemperature improper adjustment. Also check for worn bearings. TheInstallation and Operations ManualPower Supply Check power supply at the DCDC Gearmotor surge in the incoming power lines. To eliminate this condition remove power from the time/tempswitch for 15 seconds, or if display stays on required. This should eliminate the problem. IfTROUBLE SHOOTING GUIDE ELECTRIC OVENS Switch, Heat Air Pressure SwitchThis normally open switch should close when the adjustment knob to maximum temperature positionas follows MODEL Main fan runs after WITH POWER OFF: To check resistance of the maintenance. Also, most of the problemsfor proper readings. If these readings are not achieved, replace thermocoupleConveyor will not run TROUBLESHOOTING GUIDE ELECTRIC OVEN MODEL 1151 200 VAC THREE PHASE 60 HZRelay, Main Fan Mercury Contactor Heater Elements Conveyor will not run S/N 2011383 and aboveREFER TO PAGE REFER TO PAGE REFER TO PAGE REFER TO PAGE REFER TO PAGE 43STEPPER MOTOR DRIVE Conveyor will not run 12 VAC Power Supply yellow wires, thermored wire and 1 white wire Thermocouple Probe Power Supplyexperienced, such as a rolling of REMOVAL, INSTALLATION, AND ADJUSTMENT IMPINGER II CONVEYOR OVENRELAY, DPST 1.Shut off power at main breaker This is part of the burner blower motor assembly TO REMOVE THE BLOWER WHEEL FOR PERIODIC CLEANINGMOTOR, BURNER BLOWER TO REMOVE BLOWER MOTORAIR PRESSURE SWITCH Page Page 1.Shut off power at the main breaker SOLENOID VALVE 1.Shut off power at main breaker5.Loosen pipe union in piping assembly HEATING ELEMENTS 1.Shut off power at main breakerIGNITION CONTROL 1.Shut off power at main breaker ORIFICE, MAIN BURNER 2.Shut off gas at main line to the oven4.Remove control compartment covers 5.Loosen 4 nuts holding manifold to burner capLAMP, PILOT BURNER LENS, PILOT LAMP OPTICAL ENCODER ASSEMBLY 1.Remove gearmotor assembly see “GEARMOTOR” Above7.To adjust optical encoder TACH. GENERATOR 1.Turn off power at main breakerD C MOTOR CONTROL BOARD 1.Turn off power and remove conveyor 4.Reverse wires fastened to terminals A+ and A5.Reverse wires fastened to terminals T1 and T2 1.Turn off power 2.Remove conveyorTRANSFORMER, TIME/TEMP. DISPLAY MODEL 1100 SERIES OVENS SWITCH, DISPLAY, SET OVEN TEMPERATUREOHMS SWITCH, ON/OFF TRANSFORMER, STEP DOWN/120 VAC DIP SWITCHES FOR 50 SEC. TO 30 MIN. TIMES maximum speed potrefer HALL EFFECT SENSOR - REPLACEMENT AIR PRESSURE SWITCH, BURNER OR OVEN CAVITY BURNER ALARM - REPLACEMENT 4.Remove conveyor gear motor8.Remove top control compartment brace 10.Assemble in reverse orderGENERAL –1100SERIES LETTERDESCRIPTION GENERAL 1100 SERIES BLOW UP 1136,1150,1151,1160 Thru1163 Page CONTROL COMPARTMENT - FRONT MODELS 1152 THRULETTER DESCRIPTIONCONTROL COMPARTMENT – FRONT 1152-1158BLOW UP CONTROL COMPARTMENT – REAR LETTERDESCRIPTION CONTROL COMPARTMENT - REAR BLOW UP MODELS AND ABOVE CONTROL COMPARTMENT – REAR BLOW UP MODELS 1130-1136,1150,1151S/N 2011383 AND ABOVEMODELS 1160-1163S/N 2011978 AND ABOVE CONTROL COMPARTMENT – REAR LETTERDESCRIPTION Page CONTROL COMPARTMENT – REAR MODELS 1152 THRU 1158 S/N 2011821 AND ABOVELETTER DESCRIPTIONPage OVEN BACK ASSEMBLY – 1100 SERIES OVEN BACK ASSEMBLY – 1100 SERIES BLOW UP GEARMOTOR ASSEMBLY – 1100 SERIES GEARMOTOR ASSEMBLY – 1100 SERIES BLOW UP CONVEYOR/DOOR – 1100 SERIES CONVEYOR/DOOR – 1100 SERIES BLOW UP This page intentionally left blank This page intentionally left blank