Assessments - 4, GPA: 4.3
(
)
)
|
Facilidade de uso
3. Remove wireway by taking out the (5) five hex screws. 4. Disconnect wiring from motor. 5. Remove the twelve (12) hex head bolts from the oven back and slide back straight out of the oven. 6. Remove two (2) bolts 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. 7. Remove the eight (8) hex head bolts from the motor mount and slide the motor assembly out of the oven back. 8. Remove motor by taking off motor clamp and removing the four (4) mounting nuts and washers. 9. Reassemble in reverse order. When motor mount assembly is set on the oven back, align motor shaft in the center of the hole. Set fan assembly on the motor shaft. NOTE: A. Torque specs on bolts (150 in/lb. torque) B. It is recommended that an anti-seize compound be brushed on to the bolts around the back and motor mount bracket before assembly. FAN, MAIN - REPLACEMENT 1. Shut off power at main breaker. 2. Remove back assembly. (See MOTOR, MAIN FAN) 3. Reinstall and locate fan so that the bottom of the fan spider is 1 1/2" from the top of the oven back cone. (See Drawing) FAN SPIDER NOTE: MEASUREMENT MUST BE MADE FROM CONE TO FAN SPIDER FAN HUB 1 1/2 INCH CONE CAPACITOR, MOTOR - REPLACEMENT 1. Shut off power at main breaker. 2. Remove motor cover from back of oven. 3. Discharge capacitor. 4. Remove and replace. COOLING FAN, CONTROL BOX - REPLACEMENT 1. Shut off power at main breaker. 2. Remove control panel top and front cover. 3. Remove four (4) screws from the fan frame. 4. Disconnect cord and plug and remove fan. 5. Reassemble in reverse order. Impinger I – 1450 Series Service Manual - Domestic THERMOSTAT, COOLING FAN - REPLACEMENT 1. Shut off power at main breaker. 2. Remove control panel top and front cover. 3. Remove lead wires and mark for reassembly. 4. Remove two (2) screws and remove thermostat. 5. Reassemble in reverse order. BURNER BLOWER MOTOR - REPLACEMENT 1. Shut off power at main breaker. 2. Remove control panel top and front cover. 3. Unplug motor connector. 4. Remove three (3) screws from blower tube at burner housing. 5. Remove air shutter assembly from old motor for installation on new motor assembly. 6. Reassemble in reverse order and check system operation. NOTE: Check air shutter adjustment and adjust if necessary. Set air shutter at approx. 1/4" and adjust to get a blue flame with an occasional tip of yellow under high flame. A view port in the burner assembly should be used to observe flame. BLOWER WHEEL, BURNER This is part of the burner blower motor assembly. TO REMOVE THE BLOWER WHEEL FOR PERIODIC CLEANING: 1. Shut off power at main breaker. 2. Remove control panel top and front cover. 3. Remove air shutter held by 3 screws. 4. Loosen set screws on blower wheel hub and pull straight out. 5. Reassemble 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. BURNER CONTROL - REPLACEMENT 1. Shut off power at main breaker. 2. Remove control panel top and front cover. 3. Remove wires from control, note wire numbers and location for reassembly. 4. Remove Two (2) screws from control and replace. 5. Reassemble in reverse order and check system operation. BURNER ASSEMBLY 1. Shut off power at main breaker. 2. Shut off gas supply. 3. Remove control panel top and front panel. 4. Remove gas control valve (See "GAS CONTROL VALVE") 5. Disconnect pilot tube. 6. Remove solenoid valve. (See "TEMPERATURE REGULATION VALVE") 7. Remove four (4) screws that secure the burner backing plate. 8. Remove burner assembly from housing, the main and pilot orifice, flame target, pilot shield (main and extension), burner ignitor can now be changed or serviced as needed. 9. Reassemble in reverse order. Check all gas line fittings for leaks. GAS CONTROL VALVE - REPLACEMENT 1. Shut off power at main breaker. 2. Shut 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. Impinger I – 1450 Series Service Manual - Domestic 6. Remove incoming nipple. 7. Remove pilot tube assembly from control valve. 8. Disconnect pipe union just above solenoid valve. 9. Disconnect wiring from control valve making note of wire numbers and location. Remove piping from old valve for installation on new valve. 10. Reassemble in reverse order - after assembly is complete, be sure to check manifold pressure (3.5" W.C. NAT GAS 10" W.C. LP) and adjust if necessary. (See Section "MANIFOLD PRESSURE - ADJUSTMENT") NOTE: Check all gas line fittings for leaks after installation. MANIFOLD ADJUSTMENT SCREW LOCATED UNDER COVER SCREW FRONT VIEW MANIFOLD PRESSURE ADJUSTMENT CONNECTION PILOT LINE CONNECTION MANIFOLD ADJUSTMENT SCREW LOCATED UNDER COVER SCREW TOP VIEW MANIFOLD PRESSURE - ADJUSTMENT 1. Remove control panel top and front cover. 2. W...
Este manual também é adequado para os modelos :Fornos Elétricos - Impinger Conveyor Ovens 1450 (509.91 kb)