Vulcan-Hart ML-126743 Скачать руководство пользователя страница 43 | Manualshive

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VC4ES, VC6ES with Mechanical (KX) Controls, 208-240V

VC4E & VC6E Series Full Size Electric Convection Ovens - ELECTRICAL OPERATION

Page 43 of 64

F25105 Rev. B (0217)

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Содержание ML-126743

Страница 1: ...e 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 Servi...

Страница 2: ...ALIBRATION 20 MECHANICAL KX THERMOSTAT CALIBRATION 22 SOLID STATE TEMPERATURE CONTROL TEST 23 TEMPERATURE PROBE TEST SOLID STATE CONTROL 24 HEATING ELEMENT TEST 25 BLOWER ADJUSTMENT 25 DOOR ADJUSTMENT...

Страница 3: ...VC4E VC6E Series Full Size Electric Convection Ovens VULCAN 2017 Page 3 of 64 F25105 Rev B 0217...

Страница 4: ...DATES SERVICE UPDATES VC4E VC6E February 2017 Updated Data Module SOLID STATE TEMPERATURE CONTROL CALIBRATION VC4E VC6E Series Full Size Electric Convection Ovens SERVICE UPDATES F25105 Rev B 0217 Pag...

Страница 5: ...2 Stainless steel doors w o window standard 3 Stainless steel doors with window standard 4 In February 2001 this model was discontinued OPTIONS MODEL COOK TIMER ROAST HOLD VC4ES 4 5 Hour Dial N A VC4...

Страница 6: ...CIRCUIT PROTECTION 2 208V 240V 480V 208V 240V 480V VC4ES VC4ED VC4EC VC6ES VC6ED VC6EC 12 5 35 33 15 45 40 20 NOTES 1 Amperage values in the table are nominal Tolerance is 5 10 2 Complied in accordanc...

Страница 7: ...the right side which secure the control panel then pull the panel away from the oven Fig 3 NOTE If the oven has a mechanical KX type thermostat it must be removed from the control panel first before...

Страница 8: ...isconnect the electrical power to the machine and follow lockout tagout procedures There may be multiple circuits Be sure all circuits are disconnected Removable Components 1 Remove the control panel...

Страница 9: ...ERS AND PANELS NOTE If right side panel is not accessible this component can be serviced by removing the control panel as outlined under COVERS AND PANELS 2 Disconnect the wire leads to the component...

Страница 10: ...e probe must be removed at an angle 6 Reverse the procedure to install the replacement probe 7 Adjust the temperature control as outlined under SOLID STATE TEMPERATURE CONTROL CALIBRATION in SERVICE P...

Страница 11: ...cess to the left side panel and or the top panel is available see ALTERNATE ACCESS 6 Disconnect the lead wires from the element 7 Clean RTV residue from the mating surface inside the oven apply new hi...

Страница 12: ...remove the panel Fig 14 3 If replacing A Blower Only Loosen set screws on blower hub and using a bearing puller remove blower from motor shaft 1 Reverse procedure to install and adjust blower positio...

Страница 13: ...ation then replace rack guides and racks DOOR SWITCH Disconnect the electrical power to the machine and follow lockout tagout procedures There may be multiple circuits Be sure all circuits are disconn...

Страница 14: ...edge if applicable of the door then remove the inner door panel and window assembly 4 Remove the screws securing the window tabs to the door bracket and lift the window assembly out from the door fram...

Страница 15: ...the bottom bearing remove it from the door shaft or the lower sill opening 8 Reverse procedure to install door assembly and check for proper adjustment as outlined under DOOR ADJUSTMENT and DOOR SWIT...

Страница 16: ...w on the sprocket of door being replaced 4 Drive out the spirol pin from the sprocket of door being replaced 5 Remove the door from lower sill bearings and sprocket Fig 27 A Door assembly parts are no...

Страница 17: ...mostat knob and mounting screws from the control panel and then remove the control panel 3 Remove the probe guard from the oven cavity wall Fig 30 NOTE When installing probe guard the probe should not...

Страница 18: ...s lens for the light being replaced then unscrew the bulb Fig 33 3 Replace bulb then reverse the procedure to install Lamp Assembly 1 Remove the lens and bulb 2 Remove the springs from the retaining t...

Страница 19: ...to the component panel Rotate the tab so that the fan will clear and remove the fan Fig 35 4 Reverse the procedure to install the replacement fan and check for proper operation NOTE The fan must be i...

Страница 20: ...operly a Proceed to Step 7 2 If differential is more than 20 F a Check temperature probe as outlined under TEMPERATURE PROBE TEST SOLID STATE CONTROL b If probe is functioning properly then temperatur...

Страница 21: ...off 340 lamp on 20 A Calculated differential should be less than 20 F 1 If differential is less than 20 F temperature control circuit is functioning properly a Proceed to Step 7 2 If differential is m...

Страница 22: ...erential Heat lamp OFF Heat lamp ON Example 360 lamp off 340 lamp on 20 A The differential calculated should be less than 30 F 1 If the differential is 30 F or less the thermostat is functioning prope...

Страница 23: ...while power is applied to the machine Exercise extreme caution at all times and follow Arc Flash procedures If test points are not easily accessible disconnect power and follow Lockout Tagout procedu...

Страница 24: ...e probe as outlined under TEMPERTURE PROBE TEST SOLID STATE CONTROL 1 If temperature probe is OK a Turn the power switch OFF Disconnect the electrical power to the machine and follow lockout tagout pr...

Страница 25: ...move the lead wires from the heating element and check resistance ohms See Heating Elements Values table 3 Check for proper operation Heating Element Values VOLT KW PER ELEMENT AMPS PER ELEMENT LEAD O...

Страница 26: ...o the vertical door seal If the doors are not positioned in this manner adjust the doors as described Fig 41 2 Remove the top front cover 3 Loosen the screws that secure the upper door bearings and re...

Страница 27: ...plate fasteners Fig 43 3 Open and close the doors several times while observing the roller latch and strike plate operation A Replace roller latch if malfunctioning as outlined under ROLLER LATCH ASSE...

Страница 28: ...proper adjustment cannot be achieved add shims beneath the door strike Repeat step 6 thru this step NOTE DO NOT BEND THE DOOR STRIKE 7 Each oven door should open with a force of 8 to 25 pounds when pu...

Страница 29: ...in assembly to factory setting if the conditions in step 2 are not met Fig 47 4 If right door does not lead the left door in closing A Loosen locknuts on both turnbuckles B Loosen left turnbuckle C Ti...

Страница 30: ...ot heating or displaying the proper temperature the temperature probe may be malfunctioning Determine if the probe is good or causing the operational problem Temporarily disconnect the existing probe...

Страница 31: ...eed to step 3 to change the temperature 3 Press the set key then temperature key to enter the temperature set mode A The display will alternate between the term StPt set point and the current oven tem...

Страница 32: ...ion Mode NOTE While in the calibration mode on all parameters except the Logic Output Test LgOt the control outputs will be OFF To change the programmed data use the arrow keys To select the next para...

Страница 33: ...control LEDs for a visual verification that all segments in the LED display and the internal LEDs are functioning 6 At the end of the test the control exits the calibration mode and returns to the Op...

Страница 34: ...of the cycle If Roast Hold mode is selected when the Cook then hold time expires the oven heating stops and the oven enters Hold mode Once the oven cavity temperature drops to 150 F the heat comes ba...

Страница 35: ...eating elements when the control calls for heat VC4ES 6ES only Cooling Fan Circulates cooler air from outside the oven to cool components in the control area Fuses Protect control circuit COMPONENT LO...

Страница 36: ...VC4ES 6ES with Mechanical KX thermostat Plug Socket and Components VC4E VC6E Series Full Size Electric Convection Ovens ELECTRICAL OPERATION F25105 Rev B 0217 Page 36 of 64...

Страница 37: ...VC4ED 6ED with Solid State Control Plug Socket and Components VC4E VC6E Series Full Size Electric Convection Ovens ELECTRICAL OPERATION Page 37 of 64 F25105 Rev B 0217...

Страница 38: ...VC4EC 6EC Plug Socket and Components Roast Hold Standard VC4E VC6E Series Full Size Electric Convection Ovens ELECTRICAL OPERATION F25105 Rev B 0217 Page 38 of 64...

Страница 39: ...the doors are opened or the power switch S1 is turned to the OFF or COOL DOWN position SEQUENCE OF OPERATION VC4ED VC6ED with Solid State Temperature Control Refer to diagram 6964 for electrical seque...

Страница 40: ...il is energized but heating elements are not powered C Component cooling fan energized D Power is supplied to 1 Cook timer terminal 1 If a time is dialed timer will operate and buzzer will sound when...

Страница 41: ...oast Hold mode the operation of the computer control is identical to the normal Cook Cycle with these exceptions 1 Oven Roast Hold light on the control comes ON 2 Convection fan will operate at Low sp...

Страница 42: ...with Solid State Temperature Control 208 240V Schematic VC4ED VC6ED with Solid State Temperature Control 208 240V Wiring Diagram VC4ED VC6ED with Solid State Temperature Control 480V Schematic VC4ED V...

Страница 43: ...VC4ES VC6ES with Mechanical KX Controls 208 240V VC4E VC6E Series Full Size Electric Convection Ovens ELECTRICAL OPERATION Page 43 of 64 F25105 Rev B 0217...

Страница 44: ...VC4ES VC6ES with Mechanical KX Control 208 240V VC4E VC6E Series Full Size Electric Convection Ovens ELECTRICAL OPERATION F25105 Rev B 0217 Page 44 of 64...

Страница 45: ...Fig 57 VC4E VC6E Series Full Size Electric Convection Ovens ELECTRICAL OPERATION Page 45 of 64 F25105 Rev B 0217...

Страница 46: ...VC4ES VC6ES with Mechanical KX Controls 480V VC4E VC6E Series Full Size Electric Convection Ovens ELECTRICAL OPERATION F25105 Rev B 0217 Page 46 of 64...

Страница 47: ...VC4ES VC6ES with Mechanical KX Control 480V VC4E VC6E Series Full Size Electric Convection Ovens ELECTRICAL OPERATION Page 47 of 64 F25105 Rev B 0217...

Страница 48: ...Fig 60 VC4E VC6E Series Full Size Electric Convection Ovens ELECTRICAL OPERATION F25105 Rev B 0217 Page 48 of 64...

Страница 49: ...VC4ED VC6ED with Solid State Temperature Control 208 240V Schematic VC4E VC6E Series Full Size Electric Convection Ovens ELECTRICAL OPERATION Page 49 of 64 F25105 Rev B 0217...

Страница 50: ...VC4ED VC6ED with Solid State Temperature Control 208 240V VC4E VC6E Series Full Size Electric Convection Ovens ELECTRICAL OPERATION F25105 Rev B 0217 Page 50 of 64...

Страница 51: ...Fig 63 VC4E VC6E Series Full Size Electric Convection Ovens ELECTRICAL OPERATION Page 51 of 64 F25105 Rev B 0217...

Страница 52: ...VC4ED VC6ED with Solid State Temperature Control 480V VC4E VC6E Series Full Size Electric Convection Ovens ELECTRICAL OPERATION F25105 Rev B 0217 Page 52 of 64...

Страница 53: ...VC4ED VC6ED with Solid State Temperature Control 480V VC4E VC6E Series Full Size Electric Convection Ovens ELECTRICAL OPERATION Page 53 of 64 F25105 Rev B 0217...

Страница 54: ...Fig 66 VC4E VC6E Series Full Size Electric Convection Ovens ELECTRICAL OPERATION F25105 Rev B 0217 Page 54 of 64...

Страница 55: ...VC4EC VC6EC Computer Control 208 240V Roast Hold Standard VC4E VC6E Series Full Size Electric Convection Ovens ELECTRICAL OPERATION Page 55 of 64 F25105 Rev B 0217...

Страница 56: ...VC4EC VC6EC Computer Control 208 240V Roast Hold Standard VC4E VC6E Series Full Size Electric Convection Ovens ELECTRICAL OPERATION F25105 Rev B 0217 Page 56 of 64...

Страница 57: ...Fig 69 VC4E VC6E Series Full Size Electric Convection Ovens ELECTRICAL OPERATION Page 57 of 64 F25105 Rev B 0217...

Страница 58: ...VC4EC VC6EC Computer Control 480V Roast Hold Standard VC4E VC6E Series Full Size Electric Convection Ovens ELECTRICAL OPERATION F25105 Rev B 0217 Page 58 of 64...

Страница 59: ...VC4EC VC6EC Computer Control 480V Roast Hold Standard VC4E VC6E Series Full Size Electric Convection Ovens ELECTRICAL OPERATION Page 59 of 64 F25105 Rev B 0217...

Страница 60: ...Fig 72 VC4E VC6E Series Full Size Electric Convection Ovens ELECTRICAL OPERATION F25105 Rev B 0217 Page 60 of 64...

Страница 61: ...run in Cool Down but runs ok in ON position 1 Power switch S1 malfunction 2 Fan speed switch S3 malfunction 3 Interconnecting wiring malfunction Excessive or low heat in oven 1 Line voltage incorrect...

Страница 62: ...oes not seal or shut properly 1 Doors out of adjustment 2 Door chain out of adjustment or broken simultaneous doors 3 Door catch roller out of adjustment or broken independent doors 4 Door seals damag...

Страница 63: ...displayed When the condition causing the error is resolved normal oven operation can resume NOTE To check a Setup Parameter and its corresponding Data Value see SETUP MODE under COMPUTER CONTROL NOTE...

Страница 64: ...reversed or open sensor Er11 Open sensor error Open sensor Check the InP1 setup parameter Verify it matches your sensor Check sensor and connections for a reversed or open sensor Er12 Shorted sensor I...

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