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E36LC SERIES ELECTRIC RESTAURANT RANGES - REMOVAL AND REPLACEMENT OF PARTS

F25297 (July 2008)

Page 13 of  28

GRIDDLE AND HOT TOP

THERMOSTATS

1.

Remove thermostat knob.

2.

Remove thermostat mounting screws.

3.

Open the control panel as outlined under
COVERS AND PANELS. 

4.

Disconnect the lead wires from the thermostat
noting their locations.

5.

Access underside of range top as outlined
under RANGE TOPS.

6.

Remove fasteners from thermostat bulb clamp.

NOTE: 

See GRIDDLE HEATING ELEMENT to

access griddle thermostat bulb.

7.

Remove thermostat bulb from clamp.

8.

Remove thermostat.

NOTE: 

Do not kink capillary tube.

9.

Reverse procedure to install.

NOTE: 

Route capillary tube so it does not contact

any electrical component.

10. Perform HOT TOP or GRIDDLE THERMOSTAT

CALIBRATION as outlined under SERVICE
PROCEDURES AND ADJUSTMENTS.

11. Check range for proper operation.

HOT TOP SHOWN

Summary of Contents for E36LC SERIES

Page 1: ...hool for this product you should read in its entirety the repair procedure you wish to perform to determine if you have the necessary tools instruments and skills required to perform the procedure Procedures for which you do not have the necessary tools instruments and skills should be performed by a trained Vulcan Service Technician Reproduction or other use of this Manual without the express wri...

Page 2: ...h Plate 9 Hot Top 10 Griddle Heating Element 11 Oven Thermostat 12 Griddle and Hot Top Thermostats 13 Infinite Switch 14 Rocker Switch 14 Indicator Lights 15 Motor Contactor 480V Only 15 SERVICE PROCEDURES AND ADJUSTMENTS 16 Oven Thermostat Calibration 16 Griddle Thermostat Calibration 17 Hot Top Thermostat Calibration 17 3 Heat Switch Test 480V 18 Infinite Switch Test 208 240V 18 Door Adjustment ...

Page 3: ...nstructions CLEANING Refer to the Instruction Manual for specific cleaning instructions TOOLS Standard Standard set of hand tools VOM with A C current tester Any quality VOM with a sensitivity of at least 20 000 ohms per volt can be used Special Temperature tester thermocouple type with surface mount probe Clamp on amp meter Wheel puller for blower wheel removal Sealant for thermostat calibration ...

Page 4: ...rol panel NOTE Control panel is hinged and will open down 3 Reverse procedure to install Kick Panel 1 Open kick panel by lifting pulling out and rotating down 2 Apply outward pressure on one of the ends to remove 3 Reverse procedure to install RANGE TOPS 1 Remove screws securing backsplash to frame 2 Lift off backsplash 3 Open control panel as outlined under COVERS AND PANELS 4 Remove retaining sc...

Page 5: ...r proper operation BLOWER WHEEL 1 Remove oven racks 2 Remove thermostat bulb from heating element shroud remove nuts and shroud 3 Remove four nuts securing blower motor to mounting bolts 4 Pull blower into oven cavity 5 Remove two set scews from blower wheel hub 6 Remove blower wheel NOTE A wheel puller may be necessary to remove blower wheel from motor shaft 7 Reverse procedure to install 8 Check...

Page 6: ...5 Reverse procedure to install 6 Check range for proper operation DOOR Removal 1 Remove kick panel as outlined under COVERS AND PANELS 2 Pinch a rag in the door to prevent the door from falling open during procedure 3 Loosen nuts while holding J hooks from rotating NOTE One nut will be right hand threaded and the other will be left hand threaded 4 Rotate turnbuckle to relieve most of the spring te...

Page 7: ...on the left 2 Rotate turnbuckle to tension springs until door closes on its own when held open 5 inches Door should bounce once or not at all 3 Check range for proper operation DOOR MECHANISM COMPONENTS 1 Remove kick panel as outlined under COVERS AND PANELS 2 Pinch a rag in the door to prevent the door from falling open during procedure 3 Loosen nuts while holding J hooks from rotating NOTE One n...

Page 8: ...bounce once or not at all DOOR SWITCH 1 Open kick panel as outlined under COVERS AND PANELS 2 Remove door switch bracket mounting screws 3 Remove nuts securing door switch to door switch bracket 4 Disconnect electrical wiring from switch 5 Reverse procedure to install 6 Check range for proper operation OVEN HEATING ELEMENT 1 Remove oven racks 2 Remove thermostat bulb from heating element shroud 3 ...

Page 9: ...nections 6 Disconnect the lead wires 7 Reverse procedure to install 8 Check range for proper operation FRENCH PLATE 1 Remove french plates as outlined under RANGE TOPS 2 Remove bolts holding mounting bracket to the french plate assemblies 3 Remove electrical connections noting their location 4 Remove the nut spring washer and locking bracket NOTE Support the french plate from underneath ...

Page 10: ...eration HOT TOP 1 Remove hot top as outlined under RANGE TOPS 2 Remove nuts holding thermostat bulb clamp to the plate assembly 3 Remove thermostat bulb clamp and thermostat bulb from hot top 4 Remove inside screws from electrical connections 5 Bend hooks in slightly then remove electrical connections 6 Remove hot top 7 Reverse procedure to install 8 Check range for proper operation ...

Page 11: ...outlined under RANGE TOPS 2 Remove nuts and washers to disconnect element wiring 3 Remove nuts securing griddle base cover 4 Remove griddle base cover 5 Loosen screws to remove thermostat bulb and clamp 6 Remove nuts securing griddle element holding clamps 7 Remove holding clamps 8 Remove griddle element 9 Reverse procedure to install 10 Check range for proper operation ...

Page 12: ...tat noting their locations 5 Remove thermostat bulb from heating element shroud 6 Remove left range top as outlined under RANGE TOPS 7 Pull capillary tube and thermostat bulb through roof of oven cavity 8 Remove thermostat NOTE Do not kink capillary tube 9 Reverse procedure to install NOTE Route capillary tube so it does not contact any electrical component 10 Perform OVEN THERMOSTAT CALIBRATION a...

Page 13: ...ons 5 Access underside of range top as outlined under RANGE TOPS 6 Remove fasteners from thermostat bulb clamp NOTE See GRIDDLE HEATING ELEMENT to access griddle thermostat bulb 7 Remove thermostat bulb from clamp 8 Remove thermostat NOTE Do not kink capillary tube 9 Reverse procedure to install NOTE Route capillary tube so it does not contact any electrical component 10 Perform HOT TOP or GRIDDLE...

Page 14: ...e infinite switch wire connections from switch being replaced Note wire locations 5 Remove infinite switch 6 Reverse procedure to install 7 Check range for proper operation ROCKER SWITCH 1 Open control panel as outlined under COVERS AND PANELS 2 Disconnect rocker switch electrical connections noting their locations 3 Squeeze in on the tabs at the ends of the rocker switch and push through the cont...

Page 15: ...ing their locations 3 Squeeze in on the tabs at the ends of the indicator light and push through the control panel 4 Reverse procedure to install 5 Check range for proper operation MOTOR CONTACTOR 480V ONLY 1 Remove contactor box cover 2 Disconnect all electrical connections to the contactor noting their locations 3 Loosen contactor screws 4 Lift and remove contactor 5 Reverse procedure to install...

Page 16: ...N and OFF NOTE If the difference between the ON and OFF temperature is greater than 25 F replace the thermostat 5 Add these two temperatures together then divide the sum by 2 to obtain an average temperature A If the average temperature is within 10 F of the set temperature the thermostat is calibrated B If the average temperature is not within 10 F of the set temperature 1 Remove thermostat knob ...

Page 17: ...thead screwdriver into thermostat dial stem until it reaches the calibration screw 3 Turn adjustment screw CW to increase and CCW to decrease temperature NOTE A 1 4 turn equals 35 F change 6 Replace knob and repeat steps 3 and 5 until average temperature is within 10 F of set temperature 7 Reseal adjustment screw to prevent movement 8 If thermostat cannot be calibrated replace thermostat as outlin...

Page 18: ...tput at Pin s High 1 3 2 Med 1 2 Low 1 3 INFINITE SWITCH TEST 208 240V 1 Open the control panel as outlined under COVERS AND PANELS in REMOVAL AND REPLACEMENT OF PARTS 2 Connect a voltmeter set on 300VAC range to the output terminals H1 and H2 3 Compare the percentage of ON time to OFF time NOTE 7 5 tolerance allowable Dial Setting on Time Seconds on Seconds off Hi 100 ALL 0 Med 48 15 15 Low 37 8 ...

Page 19: ...s not correct turn the power switch OFF and disconnect the electrical supply to the oven a Replace heating element then proceed to step 3 B If unable to check current draw a resistance check may indicate a malfunctioning element 1 Disconnect electrical supply 2 Remove lead wires from the heating element and check resistance ohms See table below for proper values 3 Check for proper operation Voltag...

Page 20: ...Infinite Switch Controls power to hot plate heaters full power for a specified amount of time per position of the switch Contactors 2 Controls power to convection blower motor Second contactor controls power to oven elements 480V units only Door Switch Prevents convection oven from operating with the door open Rocker Switch Controls power from contactor to convection oven switch Transformer Steps ...

Page 21: ...d 5 cycle until the thermostat or rocker switch is turned OFF or power is removed from the oven 480V 1 Conditions A Unit connected to supply voltage B Thermostat OFF C Rocker switch OFF D Door switch closed E Oven at room temperature 2 Rocker switch turned ON A Motor contactor is energized and blower motor runs 3 Thermostat set to desired temperature A Indicator light lights B Heater contactor is ...

Page 22: ...E36LC SERIES ELECTRIC RESTAURANT RANGES ELECTRICAL OPERATION F25297 July 2008 Page 22 of 28 WIRING DIAGRAMS E36LC 208 240V Wiring Diagram ...

Page 23: ...E36LC SERIES ELECTRIC RESTAURANT RANGES ELECTRICAL OPERATION F25297 July 2008 Page 23 of 28 ...

Page 24: ...E36LC SERIES ELECTRIC RESTAURANT RANGES ELECTRICAL OPERATION F25297 July 2008 Page 24 of 28 E36LC 480V Wiring Diagram ...

Page 25: ...E36LC SERIES ELECTRIC RESTAURANT RANGES ELECTRICAL OPERATION F25297 July 2008 Page 25 of 28 ...

Page 26: ...E36LC SERIES ELECTRIC RESTAURANT RANGES ELECTRICAL OPERATION F25297 July 2008 Page 26 of 28 208V 240V Range Top Wiring Diagrams ...

Page 27: ...E36LC SERIES ELECTRIC RESTAURANT RANGES ELECTRICAL OPERATION F25297 July 2008 Page 27 of 28 480V Range Top Wiring Diagrams ...

Page 28: ...uction Manual Oven temperature not at set point 1 Thermostat not calibrated 2 Thermostat malfunction Range Tops SYMPTOM POSSIBLE CAUSES Tops do not heat 1 Main breaker open 2 Thermostat malfunction griddle hot top 3 3 heat switch malfunction french plates 480V 4 Infinite switch inoperative french plates 208 240V 5 Top inoperative Hot top or griddle thermostat cycles at a different temperature than...

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