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SERVICE MANUAL
(DOMESTIC)
IMPINGER CONVEYOR OVENS
MODEL 1450,1451
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
1450digservice
REV 1/30/08
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Summary of Contents for Lincoln Impinger Conveyor Ovens 1450
- Page 1 SERVICE MANUAL (DOMESTIC) IMPINGER CONVEYOR OVENS MODEL 1450,1451 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...
- Page 2 SERIAL NUMBER N28654 AND ABOVE (OVENS WITH PUSH BUTTON CONTROLS) MODEL 1450 MODEL 1451 POWER SUPPLY CONTROL BOX AUTO COOL DOWN MAIN FAN CIRCUIT BURNER CIRCUIT IGNITION CONTROL TEMPERATURE CONTROL CONVEYOR DRIVE SEQUENCE OF OPERATION IMPINGER ADVANTAGE 120VAC 60 HZ. 120VAC 60 HZ.
- Page 3 SCHEMATIC DIAGRAM MODEL 1450, 1451 SERIAL NUMBER N28654 AND ABOVE Impinger I – 1450 Series Service Manual - Domestic...
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Page 4: Troubleshooting Guide
IMPINGER ADVANTAGE GAS OVENS SERIAL NUMBER N28654 AND ABOVE (OVENS WITH PUSH BUTTON CONTROLS) SYMPTOM POSSIBLE CAUSE Oven fan will not run Incoming power supply Fuse, 10 Amp Fuse holder Switch, oven power Motor, main fan No control box cooling Incoming power supply Fuse, 10 Amp Fuse holder... - Page 5 Burner transformer Centrifugal switch of burner blower motor Ignition control No pilot flame Pilot shut-off valve Pilot tube Pilot orifice Burner igniter NOTE: Flame should be at this time Pilot flame, but no Control transformer main flame Oven control Impinger I – 1450 Series Service Manual - Domestic not running, check for opens, shorts or grounds.
- Page 6 Thermocouple Oven control Thermocouple Oven control Temperature regulation valve Intermittent heating Thermal/overload of main fan and burner blower motors Conveyor will not run Incoming power supply Fuse, 10 Amp Fuse holder Switch, oven power the display, replace oven control. If there is a read-out on the control, set the control to maximum temperature (see Installation operations manual for temperature adjustment).
- Page 7 Control transformer Conveyor motor Capacitor, conveyor motor Switch, conveyor reversing Oven control Conveyor motor runs, NOTE: Display will indicate but there is no speed “BELT JAM” display Oven control Conveyor motor Oven control Impinger I – 1450 Series Service Manual - Domestic Check for 120VAC supply to the primary of the control transformer.
- Page 8 REMOVAL, INSTALLATION & ADJUSTMENTS BEFORE REMOVING OR INSTALLING ANY COMPONENT IN THE IMPINGER OVEN BE SURE TO DISCONNECT ELECTRICAL POWER AND GAS SUPPLY MOTOR, MAIN FAN - REPLACEMENT Shut off power at main breaker. Remove louvered motor cover from back of oven. Remove wireway by taking out the (5) five hex screws.
- Page 9 THERMOSTAT, COOLING FAN - REPLACEMENT Shut off power at main breaker. Remove control panel top and front cover. Remove lead wires and mark for reassembly. Remove two (2) screws and remove thermostat. Reassemble in reverse order. BURNER BLOWER MOTOR - REPLACEMENT Shut off power at main breaker.
- Page 10 Remove incoming nipple. Remove pilot tube assembly from control valve. Disconnect pipe union just above solenoid valve. Disconnect wiring from control valve making note of wire numbers and location. Remove piping from old valve for installation on new valve. Reassemble in reverse order - after assembly is complete, be sure to check manifold pressure (3.5"...
- Page 11 BURNER IGNITOR - REPLACEMENT Shut off power at main breaker. Remove control panel top and front cover. Remove burner assembly. (SEE "BURNER ASSY.") Remove pilot shield and pilot shield extension. Remove burner ignitor. Reassemble in reverse order (spark gap approx. .100 in. or 2.5 mm) NOTE: Be sure to reconnect burner ignitor cable to ignition control.
- Page 12 REVERSING CONVEYOR DIRECTION All ovens leaving our plant are wired to operate conveyors from left to right. To reverse conveyor direction, use the following procedure. Shut off power at oven switch. Set conveyor reversing switch in the other position. Turn oven “on” and check for proper operation. MAIN ORIFICE - REPLACEMENT Shut off power at main breaker.
- Page 13 This page intentionally left blank. Impinger I – 1450 Series Service Manual - Domestic...
- Page 14 LETTER PART NUMBER GENERAL VIEW ADVANTAGE SERIES DESCRIPTION 369003 Door hinge 369110 Access window assembly 369337 Retainer (old style) 369929 Retainer (new style) 369828 Handle spacer 369209 Latch & strike 369310 Screw, 6-32 x 3/16” 369308 Bottom, access window 369334 Access door glass 369309 Top, access window...
- Page 15 Impinger I – 1450 Series Service Manual - Domestic...
- Page 16 LETTER CONTROL BOX – 1450, 1451 S/N N28654 and ABOVE PART # DESCRIPTION 369263 Gas Valve 369344 Pilot Shut Off Valve 369398 Solenoid Valve Nat/LP 370059 Manifold, Burner 369072 Main Orifice, Nat. 369099 Main Orifice, L.P. 369144 Pilot Shield Extension 369202 Pilot Shield, Main 369076...
- Page 17 Impinger I – 1450 Series Service Manual - Domestic...
- Page 18 LETTER OVEN BACK ADVANTAGE SERIES GAS AND ELECTRIC PART NUMBER DESCRIPTION 369808 Cover, motor (gas ovens) 370140 Cover, motor (electric ovens) 369800 Motor, main fan (60 Hz.) 369214 Motor, main fan (50 Hz.) 369033 Motor clamp 369215 Motor support assembly 369192 Capacitor, 7.5 MFD 369306...
- Page 19 Impinger I – 1450 Series Service Manual - Domestic...
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Page 20: Conveyor 1450 Series
LETTER CONVEYOR 1450 SERIES PART NUMBER DESCRIPTION 369830 Complete conveyor assembly 369816 Conveyor belt, 30” Wide 370092 Conveyor belt, 1 ft. section, 30” Wide 369163 Conveyor Belt, 32” Wide (units mfg after 10/2003) 369362 Conveyor Belt, 1 ft. section, 32” Wide (units mfg after 10/2003) 369825 Retaining ring... - Page 21 Impinger I – 1450 Series Service Manual - Domestic...
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- Page 23 This page intentionally left blank. Impinger I – 1450 Series Service Manual - Domestic...
- Page 24 Lincoln Foodservice Products, LLC 1111 North Hadley Road Fort Wayne, Indiana 46804 United States of America Telephone: (260) 459-8200 U.S. Facsimile: (888) 790-8193 Int’l Facsimile: (260) 436-0735 Technical Service Hotline: (800) 678-9511 www.lincolnfp.com Impinger I – 1450 Series Service Manual - Domestic...
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Bonjour je souhaiterais avoir un plan pour changer le thermostat de mon four convoyeur,