Lincoln Foodservice 1116-000-A, Service Manual

Page 1: ...17 000 A 1130 000 A 1131 000 A 1132 000 A 1133 000 A WITH PUSH BUTTON CONTROLS 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 ...

Page 2: ...limit thermostat the main fan centrifugal switch this switch closes when the main fan reaches approx 1600 RPM to the primary of the burner transformer IGNITION CONTROL The ignition control operates on both 24VAC and 120VAC When the control is energized by 24VAC from the transformer 120VAC is switched by the ignition control to the hot surface igniter for 45 seconds for the hot surface igniter warm...

Page 3: ... to the normally open cooling fan thermostat Closing the main power switch supplies 208 240VAC to the main fan motor the cooling fan motor the primary of the control transformer the conveyor motor and to the oven control TEMPERATURE CONTROL Closing the main power switch supplies 208 240VAC to the primary of the control transformer Secondary voltage 24VAC is supplied to the oven control The oven co...

Page 4: ...Impinger II Advantage Digital Service Manual Domestic 4 SCHEMATIC DIAGRAM MODEL 1116 000 A 1117 000 A SERIAL NUMBER 2038616 AND ABOVE ...

Page 5: ...Impinger II Advantage Digital Service Manual Domestic 5 SCHEMATIC DIAGRAM MODEL 1130 000 A 1131 000 A SERIAL NUMBER 2038616 AND ABOVE ...

Page 6: ...Impinger II Advantage Digital Service Manual Domestic 6 SCHEMATIC DIAGRAM MODEL 1132 000 A 1133 000 A SERIAL NUMBER 2038616 AND ABOVE ...

Page 7: ... before testing No control box cooling Incoming power Check circuit breakers reset if required Check power plug to be sure it is firmly in receptacle Measure incoming power call power co if needed Switch main power Check continuity between switch terminals Replace switch as needed Cooling fan Check for 120VAC at cooling fan If no voltage is present trace wiring back to power switch If voltage is p...

Page 8: ...or 24VAC at transformer secondary If there is primary voltage but no secondary voltage replace burner transformer Centrifugal switch of burner blower motor Check for 24VAC at motor connector wire 13 to neutral If voltage is not present trace wiring back to transformer If voltage is present check for voltage at wire 14 to neutral If no voltage is present at wire 14 and motor is running replace burn...

Page 9: ...supply If there is sufficient microamp current but the flame will not stay lit check for proper polarity of the 120VAC power supply Ignition control If there is sufficient microamp current and the 120VAC polarity is correct but the flame will not stay lit replace the ignition control NOTE Check for proper ground connection on ignition control NOTE Flame should be on at this time Low flame is on bu...

Page 10: ...ce the oven control If there is 120VAC output to the temperature regulation valve proceed Temperature regulation valve Check for 120VAC supplied to temperature regulation valve If voltage is present listen for valve to open and close Also check for opens or shorts in the operating coil Replace temperature regulation valve as needed Intermittent heating Thermal overload of main fan and burner blowe...

Page 11: ...itch terminals Replace switch as needed Oven control If there is 120VAC supplied to the motor and the motor capacitor and reversing switch check good replace the oven control Conveyor motor runs but there is no speed display NOTE Display will indicate Belt Jam Oven control Check for output voltage from oven control to hall effect sensor sensor is located in conveyor motor Measure voltage at the mo...

Page 12: ...to be sure it is firmly in receptacle Measure incoming power call power co if needed Switch main power Check continuity between switch terminals Replace switch as needed Cooling fan Check for supply voltage at cooling fan If no voltage is present trace wiring back to power switch If voltage is present and motor does not run check for opens shorts or grounds WITH POWER OFF Check for locked rotor No...

Page 13: ... back to the oven control If there is no voltage output at the oven control check the read out on the control If the control reads PROBE FAIL this indicates that the thermocouple has failed or become disconnected from the oven control Thermocouple Check to be sure that the thermocouple is securely connected to the oven control If the thermocouple is connected to the oven control and the control in...

Page 14: ...tent failure Conveyor will not run Power supply Check circuit breakers reset if required Check power plug to be sure it is firmly in receptacle Measure incoming power call power co if needed Fuse 10 Amp Check replace if necessary Fuse holder Check replace if necessary Hi limit thermostat control box Check for voltage on both sides of switch Terminals are normally closed If open reset and test oven...

Page 15: ...tor Measure voltage at the motor connector red wire and yellow wire Voltage should be approx 10VDC If no voltage is present trace wiring back to oven control If there is no voltage present at the oven control replace the oven control Conveyor motor If there is voltage supplied to the hall effect sensor check for a frequency output from the hall effect sensor Measure frequency across the yellow and...

Page 16: ...ring and mark for reassembly D Remove bolts and slide back straight out of the oven E Loosen the bolt from fan hub and remove fan from motor shaft NOTE Measure distance from the fan blade to rear wall assembly before removal to aid in reassembly F Remove four screws from motor support assembly G Remove motor mount clamp and remove motor from oven back H Remove motor mount from motor I Reassemble i...

Page 17: ...ontrol panel top and front cover C Remove wires and mark for reassembly D Remove two mounting screws and remove thermostat E Reassemble in reverse order and check system operation NOTE Push reset button on new thermostat BURNER BLOWER MOTOR REPLACEMENT A Shut off power at main breaker B Remove control panel top and front cover C Unplug motor connector D Remove three mounting screws from blower tub...

Page 18: ...peration G Set the oven control for the proper operating mode The 1100 series ovens use a single temperature control system The oven control must be set to the proper operating mode Set the control as follows With the oven power switch off depress the time and up buttons and turn the oven on Control will indicate Imp I or Imp II Release the buttons The control will indicate Temp to store Press the...

Page 19: ...k all gas line fitting for leaks K Adjust the gas manifold pressure on the gas valve Refer to the specification plate on the oven for proper rating TEMPERATURE REGULATION VALVE REPLACEMENT A Shut off power at main breaker B Shut off gas supply to the oven and disconnect the flexible gas line to oven C Remove control panel top and front cover D Remove bypass tube from burner manifold E Remove wirin...

Page 20: ...er at main breaker B Remove control panel top and front cover C Remove wires from reversing switch and mark for reassembly D Remove mounting nut and remove switch E Reassemble in reverse order and check system operation CONVEYOR DRIVE MOTOR REPLACEMENT A Shut off power at main breaker B Remove control panel top and front cover C Disconnect all wiring from motor and mark for reassembly D Remove cou...

Page 21: ...flat work surface B Remove connecting links from conveyor belt See Installation Operations manual for proper procedure Remove conveyor belt from conveyor C Move drive shaft or idler shaft toward end of conveyor and shaft with bearing will now slip out of conveyor frame D Remove bearing from conveyor shaft E Reassemble in reverse order and check system operation MERCURY CONTACTOR REPLACEMENT A Shut...

Page 22: ...on Operations manual D 370010 Bottom finger housing E 369504 Top finger housing F Columnating plate see Installation Operations manual G 3695032 Top finger cover H 369511 Oven top I 369659 Conveyor hole cover S N 2052462 Below 370679 Conveyor hole cover S N 2052463 Above J 371066 Baffle K 369211 Thumb screw L 370118 Cross support M 369231 Caster 4 w threaded stem N 369232 Adjustable leg O 369019 S...

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Page 24: ... gas H 369552 Hot surface igniter J 369366 Burner blower motor K 369401 Air shutter assy L 369398 Temperature regulation valve M 369263 Gas valve Nat LP N 369556 Bypass orifice Nat 369557 Bypass orifice LP O 370359 Reversing switch P 369531 Transformer burner control Q 357067 Thermostat oven cavity hi limit R 369192 Capacitor S N 2052462 Below 370681 Capacitor S N 2052463 Above S 369532 Ignition c...

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Page 26: ...rmostat control box hi limit J 369507 Thermostat cooling fan K 370383 Capacitor conveyor motor S N 2052462 Below Not Shown 370682 Capacitor conveyor motor S N 2052463 Above L 369192 Capacitor main fan motor M 357067 Thermostat hi limit oven cavity N 370359 Reversing switch conveyor O 370134 Cover junction box P 370133 Junction box Q 353082 Ground lug R 369129 Fuse holder S 369166 Fuse 10A T 369331...

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Page 28: ...C 369655 Stand off D Heating element 369183 208 Volt 369184 240 Volt E Rear wall 369976 Gas ovens 369549 Electric ovens F 369581 Motor mount G Motor 369539 Gas ovens 120VAC 369181 Electric ovens 208 240VAC H 369695 Bracket motor I 369033 Clamp motor J 369681 Cover back K 369979 Bracket hi limit L 369227 Spring M 369541 Bracket thermocouple ...

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Page 30: ...rew Regular Conveyor L 370509 Sprocket includes set screw Heavy Duty Conveyor 369978 Set screw M 369238 Drive shaft S N 2052462 Below Not Shown 370678 Drive shaft S N 2052463 Above N 369513 Hinge O 369510 Door assembly includes N P and Q P 370016 Impinger nameplate Q 369501 Door latch catch R 1123D Door with window includes N P and Q S 369927 Window frame top T 369925 Glass access window U 369926 ...

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