Vulcan-Hart SG4C ML-114876 Скачать руководство пользователя | Manualshive

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Model SG4D

SERVICE MANUAL

SG4 & SG6 SERIES
FULL SIZE GAS
CONVECTION OVENS

MODELS

SG4D

ML-114875

SG4C

ML-114876

SG6D ML-114877
SG6C

ML-114878

V U L C A N - H A R T C O M P A N Y , P . O . B O X 6 9 6 , L O U I S V I L L E , K Y 4 0 2 0 1 - 0 6 9 6 , T E L . ( 5 0 2 ) 7 7 8 - 2 7 9 1

FORM 31192 (Jan. 2002)

NOTICE

THIS MANUAL IS PREPARED FOR THE USE OF TRAINED VULCAN SERVICE TECHNICIANS
AND SHOULD NOT BE USED BY THOSE NOT PROPERLY QUALIFIED. IF YOU HAVE ATTENDED
A VULCAN SERVICE SCHOOL FOR THIS PRODUCT, YOU MAY BE QUALIFIED TO PERFORM
ALL PROCEDURES DESCRIBED IN THIS MANUAL.

THIS MANUAL IS NOT INTENDED TO BE ALL ENCOMPASSING. IF YOU HAVE NOT ATTENDED
A VULCAN SERVICE SCHOOL 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 WRITTEN
CONSENT OF VULCAN-HART COMPANY, IS PROHIBITED.

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Содержание SG4C ML-114876

Страница 1: ...PRODUCT YOU MAY BE QUALIFIED TO PERFORM ALL PROCEDURES DESCRIBED IN THIS MANUAL THIS MANUAL IS NOT INTENDED TO BE ALL ENCOMPASSING IF YOU HAVE NOT ATTENDED A VULCAN SERVICE SCHOOL FOR THIS PRODUCT YO...

Страница 2: ...2 VULCAN HART COMPANY 2002...

Страница 3: ...dure 9 Temperature Probe 10 Gas Burners 11 Gas Orifice 12 Gas Solenoid Valve 12 Ignition Control Module 13 Spark Igniter and Flame Sense 13 Blower and Motor 14 Oven Doors and Bearings 15 Door Catch As...

Страница 4: ...ller Adjustment 29 ELECTRICAL OPERATION 30 Component Description 30 Plug Socket and Components SG4D SG6D 31 Plug Socket and Components SG4C SG6C 32 Sequence of Operations 33 SG4D SG6D with Solid State...

Страница 5: ...nual will apply to all models unless specified Pictures and illustrations can be of any model unless the picture or illustration needs to be model specific All models are equipped with a two speed 1 2...

Страница 6: ...AND REPLACEMENT OF PARTS COMPONENT LOCATION DOOR SWITCH IGNITER FLAME SENSE GAS BURNERS COMPONENT PANEL COOLING FAN OVEN LIGHTS CONTROL PANEL TOP VIEW BLOWER MOTOR TEMPERATURE PROBE HIGH LIMIT GAS VAL...

Страница 7: ...panel Pull the panel away from the oven 2 Disconnect the temperature probe leads from the solid state temperature controller 3 Unplug the wire harness connector to the control panel components 4 Rever...

Страница 8: ...l the new component then check oven for proper operation MASTER SWITCH SG4D SG6D PL 56045 OFF THERMOSTAT 55 50 45 40 35 30 0 25 TIMER 55 50 45 40 35 30 0 25 HI FAN SPEED LOW ON LIGHTS OFF OFF OVEN COO...

Страница 9: ...he wire leads to the component being replaced 3 Remove the component 4 Reverse the procedure to install the new component and check oven for proper operation PL 56047 IGNITION MODULE IGNITION MODULE B...

Страница 10: ...uring the right side air scoop to the rear heat exchanger Rotate the air scoop off of the heat exchanger tube into the oven cavity 6 Removethescrewsthatsecuretheperforated side panel and lift out 7 Re...

Страница 11: ...right side of the oven Disconnect the ignition cable and the flame sense lead from each burner 3 Remove the bolts securing the gas manifold and place manifold aside 4 Grasp the burner and lift out 5...

Страница 12: ...NPLUG ELECTRICAL POWER SUPPLY AND PLACE A TAG AT THE DISCONNECT SWITCH INDICATING YOU ARE WORKING ON THE CIRCUIT WARNING SHUT OFF THE GAS BEFORE SERVICING THE OVEN 1 Remove the control panel and the r...

Страница 13: ...ition module board 6 Check for proper operation SPARK IGNITER AND FLAME SENSE WARNING DISCONNECT UNPLUG ELECTRICAL POWER SUPPLY AND PLACE A TAG AT THE DISCONNECT SWITCH INDICATING YOU ARE WORKING ON T...

Страница 14: ...nts section B Motor Perform step 4A and continue procedure 5 Remove the screws that secure the motor mounting plate to the rear wall 6 Place a piece of cardboard on the bottom of the oven cavity to pr...

Страница 15: ...ECT SWITCH INDICATING YOU ARE WORKING ON THE CIRCUIT 1 Remove the top front cover and bottom front cover as outlined under Covers and Panels 2 Remove the door switch lever 3 Remove the lower door seal...

Страница 16: ...outlined under Covers and Panels 2 Remove the nuts and bolts that secure the door catch assembly 3 Reverse the procedure to install 4 Adjust the roller catch as outlined under the DoorCatchAdjustment...

Страница 17: ...ove the switch 4 Reverse procedure to install the replacement switch and check for proper adjustment as outlined in Door Switch under Service Procedures and Adjustments HIGH LIMIT THERMOSTAT WARNING D...

Страница 18: ...d apply new RTV silicone before installing 5 Reverse procedure to install INTERIOR LIGHTS WARNING DISCONNECT UNPLUG ELECTRICAL POWER SUPPLY AND PLACE A TAG AT THE DISCONNECT SWITCH INDICATING YOU ARE...

Страница 19: ...ontrol area The arrow on the fan body indicates airflowdirectionandshouldbepointingtoward the controls Ensure the fan is seated squarely against the air tube and the oven bottom The air deflector shou...

Страница 20: ...viding the answer by 2 SERVICE PROCEDURES AND ADJUSTMENTS WARNING CERTAIN PROCEDURES IN THIS SECTION REQUIRE ELECTRICAL TEST OR MEASUREMENTS WHILE POWER IS APPLIED TO THE MACHINE EXERCISE EXTREME CAUT...

Страница 21: ...rols check across terminals 7 9 for input to the internal relay and 6 9 for output from the internal relay B For 208 240 VAC controls check across terminals 7 10 for input to the internal relay and 6...

Страница 22: ...ouple in the geometric center of the oven cavity and determine the temperature in the oven cavity 3 Remove the probe lead wires from the solid state temperature controller 4 Test the probe with an ohm...

Страница 23: ...the parameters and data in the setup mode Probe Test If the oven is not heating or displaying the proper temperature the temperature probe may be malfunctioning Determine if the probe is good or caus...

Страница 24: ...tion C Press the set key again to save the change then exit the temperature set mode 4 Allow the oven temperature to stabilize normally three cycles 5 Compare the controls set point temperature to the...

Страница 25: ...anifold pressure port 4 Install hose barb adapter and attach manometer tube 5 Remove adjustment screw cap from the gas valve and turn gas supply to the oven back on WARNING THE FOLLOWING STEPS REQUIRE...

Страница 26: ...WARNING THE FOLLOWING STEPS REQUIRE POWER TO BE APPLIED TO THE UNIT DURING THE TEST USE EXTREME CAUTION AT ALL TIMES 4 Plug the oven in and set the temperature controller to the maximum setting 5 Tur...

Страница 27: ...ate at the top bottom left and right of the blower A If the blower is square then tighten motor mounting bolts and proceed to step 4 B If the blower is not square continue adjusting until proper spaci...

Страница 28: ...r adjust the doors as described EQUAL GAP EQUAL GAP PL 56059 2 Remove the top front cover 3 Loosen the screws that secure the upper door bearings and related hardware just enough to allow door movemen...

Страница 29: ...ELECTRICAL POWER SUPPLY AND PLACE A TAG AT THE DISCONNECT SWITCH INDICATING YOU ARE WORKING ON THE CIRCUIT 1 Remove the top front cover as outlined under Cover and Panels in Removal and Replacement of...

Страница 30: ...d ON during ignition trial and gas purge time and when no flame is detected by flame sensor If the oven fails to ignite after three attempts it will remain lit until power is reset TemperatureProbe SG...

Страница 31: ...12 10 OUT BUZZER ON HEAT NO IGNITION INDICATOR LIGHTS N H IN 1T TRANSFORMER 1 4 5 8 9 12 13 14 N H HEAT RELAY R3 GROUND IGNITION CONTROL MODULE 1S ON OFF COOLDOWN SWITCH 3S FAN SWITCH COOK TIMER 2S L...

Страница 32: ...USED 2 SSRI 8 NOT USED 3 SSRI 9 L2 24V 4 NOT USED 10 NOT USED 5 NOT USED 11 NOT USED 6 L1 24V 12 NOT USED 1 1 NOT USED 2 TC 5 NOT USED 6 NOT USED 3 TC J TYPE RED 4 NOT LISTED 2 3 4 5 6 COMPUTER CONTRO...

Страница 33: ...Controller Schematic 424373 1 will be used to explain the electrical sequence of operation Cook Cycle 1 Conditions A Oven connected to correct voltage 1 L1 HOT to power switch S1 2 L2 neutral or secon...

Страница 34: ...out B Power removed from heat relay C Heat relay normally open N O contacts OPEN D Power removed from heating circuit 1 Second gas valve de energized 6 The oven will continue to cycle on the temperat...

Страница 35: ...A Oven connected to correct voltage 1 L1 hot to power switch S1 2 L2 neutral or second line to one side of the following components oven cavity lights convection fan motor common C transformer primar...

Страница 36: ...d a Convection fan motor is energized fan speed on HI 3 When the convection fan motor reaches operating speed a The blower switch N O on the motor closes B Heat relay coil R1 energized 1 R1 contacts N...

Страница 37: ...ation of the computer control is identical to the normal cook cycle with these exceptions 1 Oven Roast and Hold light on the control comes ON 2 Convection fan speed changes from HI to LO A The compute...

Страница 38: ...38 WIRING DIAGRAMS WIRING DIAGRAM SG4D SG6D OVENS 120 200 V 424372 Rev F...

Страница 39: ...39 WIRING DIAGRAM 734 COMPUTER CONTROL DUAL BURNER CONVECTION OVENS 120 200 V 426574 Rev C...

Страница 40: ...40 SCHEMATICS GAS CONVECTION OVEN SG4 WITH STD CONTROL 424373 1 REV C...

Страница 41: ...41 GAS CONVECTION OVEN SG4 WITH WATLOW 734 CONTROL 426575 1 REV C...

Страница 42: ...r e w o l b n i h c t i w s l a g u f i r t n e C e v i t a r e p o n i r e m r o f s n a r T n e p o t a t s o m r e h t t i m i l h g i H n o i t c n u f l a m g n i r i w g n i t c e n n o c r e t...

Страница 43: ...o r p n o i t c n u f l a m g n i r i w g n i t c e n n o c r e t n I t c e r r o c n i e g a t l o v e n i L n o i t c n u f l a m r e m i T n u r t o n s e o d n a f g n i l o o c t n e n o p m o C...

Страница 44: ...v e r l l i w r o r r e e h t d e v l o s e r s i r o r r e e h t g n i s u a c r a e l c D A 1 e n o Z 7 0 r E r o r r e w o l f r e v o r o s n e s n e p O t a h t y f i r e V r e t e m a r a p p u...

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