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SERVICE MANUAL
(DOMESTIC)
IMPINGER CONVEYOR OVENS
IMPINGER II - ADVANTAGE SERIES
Lincoln Foodservice Products, LLC
1111 North Hadley Road
Fort Wayne, Indiana 46804
United States of America
Phone : (800) 374-3004
U.S. Fax: (888) 790-8193 • Int’l Fax: (260) 436-0735
Technical Service Hot Line
(800) 678-9511
www.lincolnfp.com
1100AdvSvc REV 3/20/08
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TABLE OF CONTENTS TABLE OF CONTENTS 2 SEQUENCE OF OPERATIONS 4 SEQUENCE OF OPERATIONS 5 SCHEMATIC 1116-000-A, 1117-000-A 6 SCHEMATIC 1130-000-A / 1131-000-A 7 SCHEMATIC 1132-000-A / 1133-000-A 8 TROUBLESHOOTING GUIDE / GAS OVENS 9 TROUBLESHOOTING GUIDE / ELECTRIC OVENS 14 REMOVAL, INSTALLATION, AND ADJUSTMENT 18 PARTS / GENERAL 26 BLOW UP / GENERAL 27 PARTS / CONTROL BOX 1116-000-A, 1117-000-A 28 BLOW UP / CONTROL BOX – 1116-000-A, 1117-000-A 29 PARTS / CONTROL BOX – 1130-000-A T
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SEQUENCE OF OPERATIONS IMPINGER II ADVANTAGE MODEL 1116-000-A / NATURAL GAS / 120 VAC / 60 HZ / 1 PHASE MODEL 1117-000-A / L.P. GAS / 120 VAC / 60 HZ / 1 PHASE POWER SUPPLY Electrical power is supplied to the oven by a three conductor cordset. Voltage from the black conductor to the white conductor is 120 VAC. The white conductor is neutral. The green conductor is ground. CONTROL BOX AUTO When the temperature in the control box reaches 120°F ± 3° (48.9°C ± 1.7°C), the COOL DOWN
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SEQUENCE OF OPERATIONS 1130-000-A / 208V / SINGLE PHASE 1131-000-A / 240V / SINGLE PHASE 1132-000-A / 208V / THREE PHASE 1133-000-A / 240V / THREE PHASE POWER SUPPLY Electrical power to be supplied to the oven by a three-conductor service on single phase and a four-conductor service on three phase. Black conductor is Hot Red conductor is Hot Orange conductor is Hot (Used on 3 phase only) Green conductor is ground. CONTROL BOX AUTO COOL DOWN When the temperature in the c
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SCHEMATIC 1116-000-A, 1117-000-A Impinger II –Advantage Service Manual - Domestic 5
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SCHEMATIC 1130-000-A / 1131-000-A 6 Impinger II – Advantage Service Manual - Domestic
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SCHEMATIC 1132-000-A / 1133-000-A Impinger II –Advantage Service Manual - Domestic 7
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TROUBLESHOOTING GUIDE / GAS OVENS MODEL 1116-000-A NATURAL GAS 120 VAC 60 HZ 1 PHASE MODEL 1117-000-A LP GAS 120 VAC 60 HZ 1 PHASE SYMPTOM POSSIBLE CAUSE EVALUATION Oven fan will not run Incoming Power Supply Check breakers, reset it required. Check power plug to be sure it is firmly in receptacle. Measure incoming power/call power company if needed. Fuse, 10 Amp Check, replace if necessary. Fuse Holder Check, replace if necessary. Hi Limit Thermostat-Control Chec
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Burner Blower Motor Visually check to see if motor is running. If not, check for 120 VAC to motor at motor connector (wire #5 and #22). If voltage is not present, trace wiring back to fan switch. If voltage is present and motor is not running, check for opens, shorts, or grounds. Also, WITH POWER OFF: check for locked rotor. Transformer, Burner Primary is 120 VAC with 24 VAC secondary. If 120 VAC is not present, trace wiring back to Main Fan Centrifugal Switch. If 120 VAC is pre
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Power Supply If there is sufficient micro-amp current, but the flame will not stay lit, check for proper polarity of the 120 VAC power supply. Ignition Control If there is sufficient micro-amp current, and the 120 VAC polarity is correct, but the flame will not stay lit, replace ignition control. NOTE: Check for proper ground connection on ignition control. NOTE: Flame should be lit at this time. Low flame is on, Temperature Control Check for 120 VAC at terminal #7 but no mai
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Speed Adjustment This is a 0 to 10 K ohm, 1 turn potentiometer. With Potentiometer power off, remove the black and white pot leads from the motor control board at terminals P1, P2. Place the meter leads on the black lead (P2) and on the white lead (P1). Rotating the pot., slowly, from low to high, the meter readings should show an even transition from 0 to 10 K ohms ± 5%. There should be no dead or open spots through out the 1 turn of the pot. Check both leads to ground. There sho
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Temp. display inoperative Display Transformer Measure the transformer primary for a nominal 120 VAC input, if voltage is not present, trace wiring back to the oven power source. Measure the secondary output, which will normally be 12-15 VAC. Voltage across terminals 1 and 3 on the time/temp. display should read 12-15 VAC. Terminals 1-2 and 2-3 should be 1/2 the voltage reading to 1-3. If the above secondary readings are not achieved, replace transformer. Temp. Display If proper vol
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TROUBLESHOOTING GUIDE / ELECTRIC OVENS MODEL 1130-000-A 208 VAC SINGLE PHASE 60 HZ MODEL 1131-000-A 240 VAC SINGLE PHASE 60 HZ MODEL 1132-000-A 208 VAC THREE PHASE 60 HZ MODEL 1133-000-A 240 VAC THREE PHASE 60 HZ REFER TO PROPER SCHEMATIC FOR IDENTIFIED COMPONENTS SYMPTOM POSSIBLE CAUSE EVALUATION Oven fan will not run Incoming Power Supply Check circuit breakers. Rest if required. Call power company in needed. Fuses, 10 Amp, Fan and Check, replace if necessary. Controls
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Temperature Control Check for supply voltage at temperature control. If no voltage is present, trace wiring back to hi-limit thermostat. Turn the temperature adjustment knob to maximum temperature position and check for 208/240 VAC at the load terminals 7 and 8. If 208/240 VAC is present and unit is not heating, refer to "Mercury Contactor" for next check. If 208/240 VAC is not present, proceed. Thermocouple Probe WITH POWER ON AND THERMOCOUPLE LEADS ATTACHED TO THE TEMPERATURE C
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Speed Adjustment This is a 0 to 10 K ohm, 1 turn potentiometer. With Potentiometer power off, remove the black and white pot leads from the motor control board at terminals P1, P2. Place the meter leads on the black lead (P2) and on the white lead (P1). Rotating the pot., slowly, from low to high, the meter reading should show an even transition from 0 to 10 K ohms ± 5%. There should be no dead or open spots through out the 1 turn of the pot. Check both leads to ground. There sho
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Hall Effect Sensor Check for any physical damage to hall effect sensor (mounted on conveyor drive motor.) Check all wiring and connections for damage. check all connections for damage. Check all connections for tightness or proper location and check all wiring for visible damage. Replace as needed . Connect new hall effect to system and check for steady operation. Temp. Display inoperative Display Transformer Measure the transformer primary for input, if voltage is not present, t
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REMOVAL, INSTALLATION, AND ADJUSTMENT IMPINGER II ADVANTAGE CAUTION! BEFORE REMOVING OR INSTALLING ANY COMPONENT IN THE IMPINGER OVEN, BE SURE TO DISCONNECT ELECTRICAL POWER AND GAS SUPPLY. MOTOR, MAIN FAN 1. Shut off power at main breaker. 2. Remove motor cover from back of oven. 3. Remove wires for motor and mark for reassembly. 4. Remove hex head bolts from the oven back and slide back straight out of the oven. 5. Loosen bolt from fan hub and remove fan from motor shaft.
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FUSE HOLDER - REPLACEMENT 1. Shut off power at main breaker. 2. Remove control box cover and front panel. 3. Remove wires from fuse holder and mark for reassembly. 4. Remove mounting screws or mounting nut on fuse holder. Push fuse holder out. 5. Reassemble in reverse order. THERMOSTAT, CONTROL BOX HI-LIMIT - REPLACEMENT 1. Shut off power at main breaker. 2. Remove control box cover and front panel. 3. Remove wires from thermostat and mark for reassembly. 4. Remove mounting scre
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BURNER TRANSFORMER - REPLACEMENT 1. Shut power off at main breaker. 2. Remove control panel top and front cover. 3. Remove two (2) wires on primary side, note color and location. 4. Remove two (2) wires on secondary side, note color and location. 5. Remove two (2) screws from transformer base and replace assembly. 6. Reinstall in reverse order and check system operation. THERMOCOUPLE - REPLACEMENT 1. Shut off power at main breaker. 2. Remove control panel top and front cover. 3.
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ELECTRONIC TEMPERATURE CONTROL BOARD - REPLACEMENT 1. Remove control box cover. 2. Disconnect wires and molded connector and mark for reinstallation. 3. Depress nylon clips and remove circuit board from mounting bracket. 4. Reassemble in reverse order and check operation. ELECTRONIC TEMPERATURE CONTROL BOARD - CALIBRATION 1. Place the thermocouple of your test meter through a finger hole in the top center of the oven. 2. With temperature dial fully counter clockwise, align dial red
