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Lincoln IMPINGER 1000 series, Service Manual

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Lincoln IMPINGER 1000 series Service Manual Download Page 24

Impinger I -–1000 Series Service Manual - Domestic 

24 

1 on 2 on  3 on 4 off 5 off 6 off  

- Burner Motor Centrifugal Switch bad.  

1 on 2 on  3 on 4 on 5 off 6 off   

- Ignition Control bad.  

1 on 2 on  3 on 4 on 5 on 6 off    - Pilot Shield missing or warped, Flame Sensor bad, Pilot  

 

   - Orifice plugged,

 

or Gas Valve bad.

  

1 on 2 on 3 on 4 on 5 on 6 on  

   - Unit still not working Main Orifice plugged, Gas Valve bad,  

 

   - Temperature Control bad.  

 

 

 

               - However, Main Orifice would not be intermittent problem. 

Summary of Contents for IMPINGER 1000 series

Page 1: ...YOR OVENS MODEL SERIES 1000 1200 1400 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: ...USTMENTS 32 PARTS MODEL SERIES 1000 1200 GENERAL 60 BLOW UP 1000 1200 GENERAL 61 PARTS ACCESS DOOR 1050 DOOR 62 BLOW UP ACCESS DOOR 1050 DOOR 63 PARTS MODEL 1000 1001 1050 1051 1004 1005 S N 100 TO 4389 64 BLOW UP 1000 1001 1050 1051 1004 1005 S N 100 TO 4389 65 PARTS MODEL 1000 1001 1004 AND 1005 S N 4390 ABOVE 66 BLOW UP 1000 1001 1004 1005 S N 4390 ABOVE 67 PARTS 1022 1023 68 BLOW UP 1022 1023 ...

Page 3: ...condary to the center tap should be one half of the secondary voltage BURNER CIRCUIT Closing the Fan Switch and the normally open Burner Switch supplies 120 VAC through the Air Pressure Switch to the normally open contacts of the Burner Motor Relay and the primary of the 24 VAC Step Down Transformer The Transformer secondary supplies 24 VAC through a 1A fuse on Model 1004 and 1005 to the Relay Coi...

Page 4: ...ice Voltage from the black conductor to the white conductor is 120 VAC Black conductor is Hot Red conductor is Hot Orange conductor is Hot White conductor is Dedicated Neutral Green conductor is Ground MAIN FAN CIRCUIT Electrical power is permanently supplied through 6 50A fuses to the normally open contacts of the Mercury Contactors Power is also supplied through 2 15A fuses to the normally open ...

Page 5: ...total reading The speed side of the Time Temp Display uses a slotted disc cemented to tach coupling to break the infra red light beam of the optical switch mounted on gear motor producing electrical pulses that are transmitted to the display The display converts these pulses into a read out of minutes and seconds The temperature portion of the display uses a Thermistor Probe to sense oven temperat...

Page 6: ...C voltage to the Conveyor Motor The speed of the conveyor motor will increase or decrease as the DC voltage from the board increases or decreases respectively As the motor turns it drives both the reducer gearbox and the tach generator The tach Generator is a DC voltage generator which supplies a voltage to the DC motor control board and is used as a reference for maintaining a constant conveyor s...

Page 7: ... through the Power Transformer to the primary of the Time Temp Transformer The secondary output of the Transformers 12 5to 15 VAC with a center tap is supplies to terminals 1 2 and3 of the Time Temp Display The display works on a balanced input and the center tap voltage to each leg must be 1 2 the total reading ...

Page 8: ...Impinger I 1000 Series Service Manual Domestic 8 SCHEMATIC 1000 1001 ...

Page 9: ...Impinger I 1000 Series Service Manual Domestic 9 SCHEMATIC 1004 1005 ...

Page 10: ...Impinger I 1000 Series Service Manual Domestic 10 SCHEMATIC 1022 1023 S N Q19077 BELOW ...

Page 11: ...Impinger I 1000 Series Service Manual Domestic 11 SCHEMATIC 1022 1023 S N Q19078 ABOVE ...

Page 12: ...Impinger I 1000 Series Service Manual Domestic 12 SCHEMATIC 1040 1041 S N Q14279 BELOW ...

Page 13: ...Impinger I 1000 Series Service Manual Domestic 13 SCHEMATIC 1040 1041 S N Q14280 ABOVE ...

Page 14: ...Impinger I 1000 Series Service Manual Domestic 14 SCHEMATIC 1200 1201 ...

Page 15: ...Impinger I 1000 Series Service Manual Domestic 15 SCHEMATIC 1202 1203 S N Q14790 BELOW ...

Page 16: ...Impinger I 1000 Series Service Manual Domestic 16 SCHEMATIC 1202 1203 S N Q14791 ABOVE ...

Page 17: ...Impinger I 1000 Series Service Manual Domestic 17 SCHEMATIC 1204 1205 ...

Page 18: ...Impinger I 1000 Series Service Manual Domestic 18 SCHEMATIC 1240 1241 S N Q14279 BELOW ...

Page 19: ...Impinger I 1000 Series Service Manual Domestic 19 SCHEMATIC 1240 1241 S N Q14280 ABOVE ...

Page 20: ...d with Control Box Cooling Fan NOTE Main Fan Relay Export Ovens Axial Cooling Fan Check for power to Main Fan Relay Visually check for contact pull in For ovens equipped with a control circuit step down transformer the supply voltage for the cooling fan is 240 VAC WITH POWER OFF check for locked rotor Check for power 120 VAC to cooling fan If 120 VAC is present at the fan motor and the fan does no...

Page 21: ... the ground bar pilot valve If voltage is not present replace electronic control package If the pilot valve is energized check to see that the high voltage ignitor circuit is also energized To check disconnect the ignitor lead from the bottom of ignition control Place female terminal of ignitor lead approximately 1 8 from terminal post on ignition control Spark should jump the 1 8 gap If no spark ...

Page 22: ...4V gnd on the ignition control replace the Burner Blower Motor These Ignition Controls have a 30 second pre purge Delay and a 15 second lock out time The Ignition Control will try for ignition for 15 seconds and then shut off To Re try for ignition turn off burner switch wait 30 seconds and re try ignition For ovens with Honeywell ignition control Check for 24 VAC supply to ignition control at ter...

Page 23: ...ponent Thermocouple Probe Remove thermocouple leads from the temperature control board and measure the millivolt output of these leads Refer to chart on page 38 in the adjustment section for proper readings Temperature Control Turn temperature control dial to full on position Measure for 120 VAC across terminals N O and L2 if voltage is not present replace control Solenoid Valve If voltage is pres...

Page 24: ...n 3 on 4 on 5 off 6 off Ignition Control bad 1 on 2 on 3 on 4 on 5 on 6 off Pilot Shield missing or warped Flame Sensor bad Pilot Orifice plugged or Gas Valve bad 1 on 2 on 3 on 4 on 5 on 6 on Unit still not working Main Orifice plugged Gas Valve bad Temperature Control bad However Main Orifice would not be intermittent problem ...

Page 25: ...k for power to main fan relay Visually check for contact pull in No control box cooling Axial Cooling Fan WITH POWER OFF turn the fan blade to check for locked rotor Check for power 120 VAC to cooling fan If 120 VAC is present at the fan motor and the fan does not run replace fan assembly Main Oven Fan Check if main oven fan is operating If not refer to Oven fan will not run Heat Switch Check for ...

Page 26: ...necessary Heater Elements Check the Amp draw on each hot leg for proper load Check the specifications plate for rating information If the Amp draw is low or high check the individual elements for opens shorts and proper resistance To check resistance of the elements turn off the power Remove all leads from the elements and use an accurate digital VOM The element resistance should be as follows 208...

Page 27: ...1000 Series S N 4390 Q147901200 Series Conveyor Switch Same procedure as for fan switch Dual Belt Ovens Dual belt ovens utilize 2 complete independent conveyor drive systems The trouble shooting procedures are the same as single belt ovens except that the dual belt ovens use one each of the following one A D C control board and one B D C control board NOTE Speed Adjustment Potentiometer This is a ...

Page 28: ... meter probes on terminals A and A The meter reading should be approximately 150 to 160 VDC and steady within approximately 2 VDC If the tach voltage is unsteady and the board output is steady check the coupling for loose set screws or any type of damage If the coupling checks good the tach is usually bad If the board voltage output is unsteady beyond limits then the board is probably bad Always c...

Page 29: ... conveyor motor will stop running To reset turn off the conveyor switch wait 10 seconds turn the conveyor switch on If the motor does not run after attempting re set check for 2 29 VAC across the motor terminals 1 to 2 and 3 to 5 on the conveyor motor control If voltage is not present at both sets of terminals replace control Conveyor Drive Stepper Motor Check the drive sprocket on motor out put s...

Page 30: ...f display stays on older models circuit breaker interruption may be required This should eliminate the problem If the problem continues jumper the two fuses in the red wires leading from the 12 6 VAC transformer to the display If this does not solve the problem it may be coming in through the commercial power lines Suggest that customer contact his power company for evaluation Temp Display out or ...

Page 31: ...ose from motor shaft Replace as needed Hall Effect Sensor Check for any physical damage to Hall Effect sensor mounted on conveyor drive stepper motor Check all wiring and connections for damage Time Display inaccurate erratic or inoperative S N Q19078 Above1000 Series S N Q14791 Above1200 Series Conveyor Drive Stepper Control Check all connections for tightness or proper location and check all wir...

Page 32: ...s from fan hub and remove fan from motor shaft NOTE Measure distance from fan blade to rear wall assembly before removal to aid in reassembly 8 Remove the eight 8 hex head bolts from the motor mount and slide the motor assembly out of the oven back Remove heat slinger if so equipped by taking out the two 2 hex head cap screws then remove motor by taking off motor clamp and removing the four 4 moun...

Page 33: ...ver 3 Remove cover from relay box 4 Disconnect all wires and mark for replacement 5 Remove relay by removing two 2 mounting screws 6 Reassemble in reverse order COOL DOWN SWITCH 1 Shut off power at main breaker 2 Remove control panel top and front cover 3 Remove the two 2 wires from the switch located on the back wall of the control box 4 Remove two 2 screws from the switch bracket 5 Reassemble in...

Page 34: ...5 has been changed to a burner motor kit p n 369366 When It is used in the 3 ft Impinger Gas oven the following modification must be made 3 Remove control box and components mounted on burner blower motor 4 Mount transformer on air switch bracket as shown use transformer as template 5 Remove three 3 screws that attach blower assembly to burner housing 6 Mount new blower assembly 7 Wire as shown Se...

Page 35: ...semble in reverse order NOTE There is no critical placement of the blower wheel on the motor shaft Just back as far as it will go and then spin the blower to be sure it is not rubbing AIR PRESSURE SWITCH 1 Shut off power at main breaker 2 Remove front control compartment cover 3 Remove air switch cover plate 4 Disconnect wiring and mark for reassembly 5 Loosen 2 screws and remove air switch 6 Disc...

Page 36: ... off gas supply 3 Remove control panel top and front cover 4 Disconnect the gas piping from the back of the unit 5 Remove the four 4 screws from the incoming nipple mounting bracket 6 Remove incoming nipple 7 Remove pilot tube assembly from control valve 8 Disconnect pipe union just above control valve 9 Disconnect wiring from control valve making note of wire numbers and location 10 Reassemble in...

Page 37: ...d temperature control valve 8 Reassemble in reverse order be sure the sensing bulb is properly placed in the oven cavity The sensing bulb is properly placed in the oven cavity when it is placed in the spring holder and positioned with the 5 1 2 of the bulb to the left of the spring holder NOTE The bypass screw should be adjusted all the way in SOLENOID VALVE 1 Shut off power at main breaker 2 Shut...

Page 38: ...r THERMOCOUPLE MEASUREMENT CHART EXPLANATION The junction temperature is the ambient air temperature where the thermocouple fastens to the electronic temperature control board O V E N T E M P 200 F 250 F 300 F 325 F 350 F 400 F 425 F 450 F 500 F 550 F 600 F J 90 F 3 26 4 77 6 30 7 06 7 83 9 37 10 14 10 91 12 46 14 00 15 53 U 88 F 3 32 4 83 6 36 7 12 7 89 9 43 10 20 10 97 12 51 14 05 15 59 N 86 F 3...

Page 39: ...nting holes through the oven specification plate Use care to avoid drilling through any important information or agency approval markings on the specification plate 6 Use template supplied to locate and drill two 2 7 32 mounting holes for new Ignition Control When mounting new ignition control make certain that the green 67 ground wire supplied is installed properly 7 Connect wiring as follows Con...

Page 40: ...N WIRE SUPPLIED IN KIT WHITE FROM PILOT LIGHT 2 MV PV 4 GND 1 MV 3 PV 5 6 24V 24V GND 9 SPARK IGNITOR SENSOR CABLE FROM BLOWER CENTRIFUGAL SWITCH 3 RED FROM VALVE TO PILOT LIGHT BLACK FROM VALVE BLUE FROM VALVE RING TERMINAL END OF WIRE HARNESS SUPPLIED IN KIT BUTT SPLICE AND NEW GREEN WIRE SUPPLIED IN KIT WHITE FROM PILOT LIGHT 24V FROM TRANSFORMER INSULATED MALE TAB CONNECTOR ...

Page 41: ...e made 3 Shut off power at main breaker 4 Remove control box and components from burner blower motor 5 Mount transformer on air switch bracket use transformer as template 6 Discard control box and relay Material needed 29 drill bit and 8 x 3 8 self tapping screws 3 each 7 See Burner blower motor section for wiring information 8 Replace covers and check system operation BURNER LIGHT 24 VAC GAS OVEN...

Page 42: ... CONVEYOR SPEED CONTROL NON DIGITAL DISPLAY OVENS 1 Shut off power at main breakers 2 Remove dial by loosening set screws 3 Set new dial indicator to 000 in window and lock 4 Turn speed control pot shaft to its minimum speed position 5 Slide dial assembly onto pot shaft and tighten set screw DIAL CONVEYOR SPEED CONTROL OVEN WITH DIGITAL DISPLAY 1 Shut off power at main breaker 2 Remove old dial by...

Page 43: ... Unplug the wire harness for the motor 7 Unplug the wire harness for the hall effect sensor mounted on motor from the conveyor speed control 8 Remove the four 4 mounting bolts and washers 9 Reassemble in reverse order and calibrate the control board See Stepper Control Adjustment NOTE New drive motors will come as an assembly with Magnet and Hall Effect Sensor The magnet and sensor will also be av...

Page 44: ...ain breaker 2 Remove control panel top and front cover 3 Remove cover from relay box SN 100 4389 BODINE SYSTEM Remove wires from terminal strip on control board making sure to mark wires so they will be reinserted on the proper terminal Remove the four 4 hex head screws Reassemble in reverse order and calibrate See D C Motor Control Board Calibration Bodine System SN 4390 14974 1000 SERIES GAS OVE...

Page 45: ...rmal input range you may have difficulty adjusting the max pot for a reading of 3 4 VDC In this instance a reading of 3 45 VDC is acceptable Adjust speed pot to obtain the proper time setting for the conveyor to meet customers desired speed Check conveyor travel in a no load situation to insure conveyor belt is traveling at a constant speed GND S 3 S 2 S 1 A 2 A 1 F 2 F 1 L 2 L 1 3 A FUSE D C CONT...

Page 46: ... of 22 VDC on your meter Observe for approximately 30 seconds to see if stable within 0 5 VDC Repeat at 35 VDC Check speed of conveyor and adjust time temp display if necessary Seal pots with Glyptol or nail polish 4 A FUSE 1 A FUSE RESISTOR L 1 A L 2 A T 1 T 2 MAX MIN IR CL TACH BOARD P N 369155 STYLE 1 P 3 P 2 P 1 4 A FUSE 1 A FUSE L 2 A MAX MIN IR CL TACH T 1 T 2 L 1 A B BOARD P N 369272 P 3 P ...

Page 47: ...he correct voltage To correct turn both the MAX and MIN pots 10 turns in either direction and then 5 turns in opposite direction This will center the pots and allow them to be calibrated If after this procedure the board will not adjust it is probably defective CHOKE B BOARD P N 369272 P 1 1 A FUSE L 2 A T 1 T 2 L 1 A P 3 P 2 MAX MIN BOARD P N 369155 STYLE 2 4 A FUSE L 1 A L 2 A T 1 T 2 P 3 P 2 P ...

Page 48: ...OR 50HZ SWITCH 3 OFF FOR F ON FOR C 3 With conveyor running set conveyor speed control so Time Temp Display indicates 5 00 minutes Place a pan on the conveyor measure STOPWATCH the time SPEED OF PAN of the leading edge in to leading edge out of oven Turn the speed adjustment pot on the rear of the Time Temp Display so display agrees with time measured by the stop watch See drawing on page 52 4 Tur...

Page 49: ...92 AND ABOVE 1200 SERIES 1 Shut off power at main breaker 2 Remove control panel top 3 Remove relay box cover 4 Change position of dip switch 1 on stepper control board 5 Reassemble in reverse order MINI CIRCUIT BREAKER 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 remove 5 Reassemble in r...

Page 50: ...assembly from conveyor 6 Remove bearing from mounting plate 7 Reassemble in reverse order TRANSFORMER STEPPER MOTOR CONTROL 1 Shut off power at main breaker 2 Remove control panel top and front cover 3 Disconnect transformer wire harness 4 Remove two 2 mounting screws 5 Reassemble in reverse order HALL EFFECT SENSOR REPLACEMENT NOTE There are two 2 styles of hall effect sensors See Drawing OLD STY...

Page 51: ...2 48 38 24 16 Place test pyrometer thermocouple and preheat oven as specified under temperature calibration Disconnect the thermistor probe from terminals 9 and 10 and measure the resistance across the 2 yellow leads Refer to the above chart to determine if probe is producing the proper resistance EXAMPLE The probe resistance at 500 F 260 C should be 24 ohms TRANSFORMER TIME TEMP DISPLAY 1 Shut of...

Page 52: ...he display numbers match the measured time Seal adjustment pot with Glyptol or nail polish e Calibrate temperature Place a temperature sensor in between top two fingers and set temperature control to 500 F allow temperature to stabilize Fine Tune temperature setting to achieve measured temperature swings from 497 F to 503 F So if actual temperature falls between 497 F and 503 F the display must sh...

Page 53: ...SET 1 Shut off power at main breaker 2 Remove control panel top 3 Disconnect wires from time temp display terminals 5 and 6 4 Pull off black operating knob and remove hex mounting nut 5 Reassemble in reverse order PROCEDURE FOR USE OF TIME TEMP SIMULATOR NOTE DO NOT CHANGE HI TEMP POT 4 7 9 10 TEST PROBES SHOULD READ 18 OHMS Check incoming power to display at Terminals 1 2 and 3 Approximately 13 V...

Page 54: ...ss cover 4 Depress the spring clips on the sides of the switch and push out 5 Remove wires from back of switch Note wire number and location 6 Install new switch in reverse order and check SWITCH REPLACEMENT FAN SWITCH UPDATE INSTALLATION OF DOUBLE POLE FAN SWITCH 369260 IN PLACE OF SINGLE POLE FAN SWITCH 350705 NOTE This change is not necessary for proper operation of oven nor is it permissible t...

Page 55: ...it 3 Remove the four 4 screws from the incoming nipple mounting bracket 4 Remove incoming nipple 5 Disconnect two 2 plugs 1 3 prong and 1 4 prong Note location 6 Disconnect pipe union just above gas valve and remove assembly 7 Reassemble in reverse order check all pipe fittings for leaks After assembled check for proper adjustment of gas pressure switch 8 8 on dial for natural gas 23 for L P Gas a...

Page 56: ... sure capillary tube is placed securely in the wire form NOTE Depress reset button to insure thermostat is set for operation SPARK GENERATOR REPLACEMENT 1 Remove control panel top and front cover 2 Loosen two 2 locking screws approx 1 2 turn on ignition control and remove front portion of relay exposing terminal strip 3 Remove two 2 wires for spark generator 4 Unplug connector on bottom of spark g...

Page 57: ...TE After installation check all pipe fittings for leaks BURNER BLOWER MOTOR REPLACEMENT 1 Remove control panel top and front cover 2 Remove screws around blower tube 3 Disconnect motor wiring and remove 4 Reassemble in reverse order and check system operation TEMPERATURE CONTROL BOARD REPLACEMENT MODEL 1030 1 Remove control panel top and front cover 2 Remove potentiometer leads 3 note color and lo...

Page 58: ...nd check system operation TEMPERATURE CONTROL REPLACEMENT 1046 1047 1 Remove control panel top and front cover 2 Remove one screw from control knob guard and move guard to one side 3 Remove temp control knob and locknut 4 Remove six 6 wires from temperature control board note wire colors and location 5 Install new temperature control board in reverse order and check system operation RELAY GAS CONT...

Page 59: ...Impinger I 1000 Series Service Manual Domestic 59 THIS PAGE INTENTIONALLY LEFT BLANK ...

Page 60: ...utlet 369211 Thumb Screw R 369369 Seam Cover Conveyor Opening S 369203 Stud Wing Head T 369749 Chain Cover Assy S N Q14974 Above U 369204 Split Ring Retainer V 369373 Receptacle Snap In W 369205 Chain Guard Cover S N 2164 to Q14973 X 369651 Top Chain Guard S N 2164 to Q14973 Y 369379 Bottom Chain Guard S N 2164 to Q14973 Z 369052 Adjustable Leg AA 369030 Caster 6 BB 369328 Leg Stand CC 369904 Insu...

Page 61: ...Impinger I 1000 Series Service Manual Domestic 61 BLOW UP 1000 1200 GENERAL ...

Page 62: ...Top Access Window Assy H 369336 Door Latch I 369906 Screw 8 32 x 5 8 J 369230 Screw 8 32 x K 369112 Ball Catch L 350257 Screw 6 32 x 3 8 M 369229 Adapter Plate N 369337 Retainer New Style O 369207 Retainer Old Style P 369004 Door Latch Catch Q 369031 Complete Door Assy R 369015 Door Gasket S 369049 Vertical Retaining Plate T 369051 Retaining Plate Screw U 369050 Horizontal Retaining Plate V 369003...

Page 63: ...Impinger I 1000 Series Service Manual Domestic 63 BLOW UP ACCESS DOOR 1050 DOOR ...

Page 64: ...69007 Temperature Sensing Switch 369902 Sensing Rod Switch N N L A See Burner Blower Motor Page 34 O 369531 Transformer 120 24V 40VA P 369366 Burner Blower Motor Kit Q 369009 Thermocouple R 369029 Temperature Gauge S 369108 Thermostat Knob Degree F T 369263 Gas Valve Body Only NAT LP 369393 Ignition Control NAT LP U 369344 Pilot Shut Off Valve V 369006 Temperature Control Valve W 369072 Main Burne...

Page 65: ...Impinger I 1000 Series Service Manual Domestic 65 BLOW UP 1000 1001 1050 1051 1004 1005 S N 100 TO 4389 ...

Page 66: ...69007 Temperature Sensing Switch 369902 Sensing Rod Kit T N L A See Burner Blower Motor Page 34 U 369531 Transformer 120 24V 40VA V 369366 Burner Blower Motor Kit W 369331 Finger Guard Cooling Fan X 369167 Set Switch Assy Y 369172 Digital Display 369029 Temperature Gauge Not Shown 369009 Thermocouple Not Shown used with Temperature Gauge Z 369108 Thermostat Knob Degree F AA 369263 Gas Valve Body O...

Page 67: ...Impinger I 1000 Series Service Manual Domestic 67 BLOW UP 1000 1001 1004 1005 S N 4390 ABOVE ...

Page 68: ...14 Supply Terminal Ground N 369118 Power Terminal Block O 369007 Temperature Sensing Switch 369902 Sensing Rod Kit P 369154 0 7 Amp Circuit Breaker 369640 Control Stepper S N Q19078 Above 357028 Fuse Non Delay 1 A 250V 369201 Fuse 4 Amp 250V T 369240 Hi Hat U 369167 Set Switch Assy 370046 Button Only V 369172 Digital Display 369029 Temperature Gauge S N Q5276 Down Uses 369009 T Couple W 369342 Kno...

Page 69: ...Impinger I 1000 Series Service Manual Domestic 69 BLOW UP 1022 1023 ...

Page 70: ...ormer 120 24V 40VA V 369366 Burner Blower Motor Kit W 369331 Finger Guard Cooling Fan X 369193 Thermistor Probe Y 369167 Set Switch Assy 370046 Button Only Z 369172 Digital Display AA 369316 Knob Temperature Adjustment B B 369263 Gas Valve Body Only NAT LP 369393 Ignition Control NAT LP C C 369344 Pilot Shut Off Valve D D 369317 Potentiometer Temperature Adjustment w Faceplate E E 369398 Solenoid ...

Page 71: ...Impinger I 1000 Series Service Manual Domestic 71 BLOW UP 1040 1041 ...

Page 72: ...531 Transformer 120 24V 40VA R 369366 Burner Blower Motor Kit S 369331 Finger Guard Cooling Fan T 369167 Set Switch Assy 370046 Button Only U 369172 Digital Display V 369108 Thermostat Knob Degree F W 369263 Gas Valve Body Only NAT LP 369393 Ignition Control NAT LP X 369344 Pilot Shut Off Valve Y 369006 Temperature Control Valve Z 369086 Pilot Line Assy S N 121 Above A A 369072 Main Burner Orifice...

Page 73: ...Impinger I 1000 Series Service Manual Domestic 73 BLOW UP 1200 1201 1204 1205 ...

Page 74: ...M 353014 Supply Terminal Ground N 369118 Power Terminal Block O 369007 Temperature Sensing Switch 369902 Sensing Rod Kit Q 369119 60A Fuseholder R 369134 Fuse 50A S 369193 Thermistor Probe T 369167 Set Switch Assy 370046 Button Only U 369172 Digital Display V 369342 Knob Temperature Control W 369340 Potentiometer Temp Control Harness X 369132 Temperature Control Board Y 369173 Control Transformer ...

Page 75: ...Impinger I 1000 Series Service Manual Domestic 75 BLOW UP 1202 1203 ...

Page 76: ...9316 Knob Temperature Adjustment W 369263 Gas Valve Body Only NAT LP 369393 Ignition Control NAT LP X 369344 Pilot Shut Off Valve Y 369317 Potentiometer Temperature Adjustment w Faceplate Z 369398 Solenoid Valve NAT LP AA 369086 Pilot Line Assy S N 121 Above B B 369072 Main Burner Orifice Natural Gas 369099 Main Burner Orifice LP C C 369144 Pilot Shield Extension D D 369202 Pilot Shield Main E E 3...

Page 77: ...Impinger I 1000 Series Service Manual Domestic 77 BLOW UP 1240 1241 ...

Page 78: ... 369213 Fan S N begins with a Q H See Page 86 I N L A See Conversion Kits Below J 369026 Heat Slinger Bar K 369215 Motor Support Assy S N Q4613 Above 369028 Motor Mount Support Assy S N 4612 Below L 369020 Oven Fan Motor S N 4612 Below M 369027 Motor Cooling Fan N 369545 Wire Form Thermostat Bulb 369547 Wire Form Thermostat Bulb 1040 Series Not Shown 369318 Cone Conversion Kit 60 HZ Replaces N L A...

Page 79: ...Impinger I 1000 Series Service Manual Domestic 79 BLOW UP OVEN BACK GAS ...

Page 80: ...646 Rod Stand Off K 369026 Heat Slinger Bar L 369215 Motor Support Assy S N Q4768 Above 369028 Motor Mount Support Assy S N Q4767 Below M 369020 Oven Fan Motor S N Q4767 Below N 369027 Motor Cooling Fan O 369547 Wire Form Thermostat Bulb Electric Ovens Not Shown 369319 Cone Conversion Kit 208V 60 HZ Replaces N L A Fan Assy with New Style Oven Back Assy Not Shown 369320 Cone Conversion Kit 240V 60 ...

Page 81: ...Impinger I 1000 Series Service Manual Domestic 81 BLOW UP OVEN BACK ELECTRIC ...

Page 82: ...oupling and Encoder Disc 050 in Allen Wrench included F 369146 Hex Nut 4 40 G 369294 4 Lockwasher H 369292 Bracket Tach Generator I 369297 Screw 6 32 x 1 4 J 369156 6 Lockwasher K 369293 Screw 4 40 x 3 8 L 369150 Tach Generator M 369298 Dust Cover N 369299 Bushing O 350247 Screw 10 32 x 3 8 P 369295 10 Lockwasher Q 369603 Stepper Motor Gearbox Assy includes R S T U R 369737 Hall Effect Sensor S 36...

Page 83: ...Impinger I 1000 Series Service Manual Domestic 83 BLOW UP CONVEYOR MOTOR ASSEMBLY S N 4390 ABOVE ...

Page 84: ...Drive Sprocket S N Q14974 Above Gas S N Q19078 above Electric 369413 Drive Key K 369219 Rod End Female L 369644 Screw 1 2 20 x 3 4 M 369206 Crumb Pan N 369163 Conveyor Belt 369362 Conveyor Belt by Foot O 369143 Crumb Pan P 369036 Drive Bearing Assy Q N L A Conveyor Frame Replace with 369117 Complete Conveyor Assy R 369380 Conveyor Guard Strap S 369060 L H Conveyor Guard Assy T 369037 Snap Ring U 3...

Page 85: ...Impinger I 1000 Series Service Manual Domestic 85 BLOW UP SERIES 1000 CONVEYOR ...

Page 86: ...40 Conveyor Control Stepper S N Q14974 Above 357028 Fuse Non Delay 1A 250V 369201 Fuse 4 Amp 250V F 369272 Conveyor Motor Control B S N Q4613 to Q14973 357028 Fuse Non Delay 1A 250V 369201 Fuse 4 Amp 250V G 369154 0 7 Amp Circuit Breaker H N L A I 369665 Chain Guard J 369289 Sprocket 5 8 S N Q14791 Below 369242 Sprocket 1 2 Stepper S N Q14791 Above K 369696 Clip Chain Guard L 369124 Cooling Fan Co...

Page 87: ...Impinger I 1000 Series Service Manual Domestic 87 BLOW UP SERIES 1200 CONVEYOR CONTROL ...

Page 88: ...Sprocket 1 2 Bore H 369005 Conveyor Belt Connecting Links I 369280 Idler Shaft Inner J 369284 Collar Shaft Spacer K 369039 Blank Drive Gear L 369038 Roll Conveyor Notched M 369281 Idler Shaft Outer N 369160 Conveyor Pan Stop O 350238 Nut 10 24 P 369697 Lockwasher SS 10 Q 369282 Compression Spring R 369206 Crumb Pan S 369273 Complete Conveyor Belt Not Shown 369249 Drive Chain Long Not Shown 369250 ...

Page 89: ...Impinger I 1000 Series Service Manual Domestic 89 BLOW UP SERIES 1200 CONVEYOR ...

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