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Service Diagnostics and Procedures

Troubleshooting Guide (cont.)

Problem

Probable Cause

Correction

No cooking functions or
fans. Oven lights and UI
functioning

Unit set to Showroom Mode

Disable Showroom Mode

Lights won’t come on
when door is opened, will
work with light switch

Unit in Sabbath Mode.

Disable Sabbath Mode

No self-clean, bake and
broil operate normally,
oven lights operate, door
won’t lock

Open door latch motor

Defective door interlock switches

Open relay

Conﬁrm resistance

Test switches as per instructions on page 45

Replace control board

DOOR ERR shows in
display and UI beeps

Open door interlock switch

Test repair or replace door switch or control board

DOOR LATCH Err shows
in display and UI beeps

Defective latch switch (S1 or S2).

Broken wire to switch

Defective control board

Test repair or replace door switch or control board

No self-clean, bake and
broil operate normally,
oven lights operate,
door will lock

Oven control board

Defective oven wiring (shorted,
open, or burned)

Replace control board

Repair or replace defective wiring

Oven in self-clean mode,
oven heats, (oven not
reaching elevated clean
temperatures)

Oven sensor out of calibration

Control board

Replace RTD Sensor

Replace control board

Oven door won’t unlock
(oven below elevated
clean temperatures)

Open door latch motor

Oven sensor out of calibration

Control board

Open relay

Defective oven wiring (shorted,
open, or burned)

Replace door latch motor

Ohm oven sensor

Replace control board

Repair or replace defective wiring

Oven lights inoperable
(bulbs OK)

Control board

Open relay

Defective oven wiring (shorted,
open, or burned)

Replace control board

Repair or replace defective wiring

Oven light will not work

Light bulb is burned out

Supply voltage

Check bulb and replace if defective

Verify source voltage

Blower motor inoperable

Open blower motor

Open relay

Check blower resistance

Replace control board

Cooling fan runs all the
time

Open RTD

Broken wire to RTD

Defective control board

Replace RTD

Repair wiring to RTD

Replace control board

Содержание VDSC530T

Страница 1: ...king does not assume any responsibility for property damage or personal injury for improper service procedures done by an unquali ed person Service Manual This Base Manual covers general and speci c i...

Страница 2: ...tion Control Board 36 Control Board Test Points 37 Description Page SERVICE DIAGNOSTICS AND PROCEDURES Control Board Diagnosis 38 Line Break Relay 38 Bake Element 38 Bake Relay Inner and Outer 39 Broi...

Страница 3: ...SHEETS BEFORE BEGINNING REPAIRS Pride and workmanship go into every product to provide our customers with quality appliances It is possible however that during the lifetime of a product service may b...

Страница 4: ...all commercial locations such as restaurants food service locations and institutional food service locations This warranty extends to the original purchaser of the product warranted hereunder and to...

Страница 5: ...nge Corporation IMPORTANT Retain proof of original purchase to establish warranty period The return of the Owner Registration Card is not a condition of warranty coverage You should however return the...

Страница 6: ...Electrical requirements 240 208 VAC 60 Hz electrical connection box on product connect with locally supplied 3 wire exible cord or pigtail rated 40 amp 125 250 VAC minimum Cord must be agency approve...

Страница 7: ...eral Information 29 7 8 75 9 cm 35 7 8 91 1 cm min to 37 94 0 cm max 1 2 5 cm 25 3 4 65 4 cm 45 1 8 114 6 cm 19 3 8 49 2 cm 8 1 8 20 6 cm 26 1 16 67 2 cm 1 5 8 4 1 cm 1 2 5cm 28 1 16 71 2 cm 24 5 16 6...

Страница 8: ...hutoff valve and how to shut it off in an emergency To Prevent Fire or Smoke Damage U i i V i i i i v the appliance before operating it U ii i Vi V i v ii v combustible materials gasoline and other am...

Страница 9: ...erefore touching the rangetop cooking surface during a clean cycle should be avoided Important Safety Notice and Warning The California Safe Drinking Water and Toxic Enforcement Act of 1986 Propositio...

Страница 10: ...rcelain nishes DO NOT line the oven with aluminum foil or other materials These items can melt or burn during a self clean cycle causing permanent damage to the oven CAUTION DO NOT touch the exterior...

Страница 11: ...ng appliance in operation always check for gas leaks This must be performed by your dealer a quali ed licensed plumber or gas service company In Massachusetts A T handle type manual valve must be inst...

Страница 12: ...LP PROPANE VOLTS Hz WATTS AMPS 240V 120VAC 60 5800 24 208V 120VAC 60 4200 20 8 V D S C 5 3 0 T 4 B S S V Viking Professional Series 30 Wide Version 4 burner SS Stainless Electronic Touch Control Self...

Страница 13: ...display is off depressing the OVEN FUNC OVEN TEMP OFF or CLEAR SETTINGS buttons will activate the display and show the current time of day Depressing the CLOCK PROBE button will activate the display a...

Страница 14: ...e minute and three beeps when time expires 0 00 Cook Time Start cooking now The total cooking duration can be set to automatically shut the oven off at the desired time 1 Press COOK TIME button 0 00 w...

Страница 15: ...er display 2 Toggle SELECTOR KNOB right to increase or left to decrease to set desired time Time will scroll in one minute increments per individual toggle If SELECTOR KNOB is held in either right or...

Страница 16: ...tual internal meat temperature as it cooks When programmed Probe Temperature is achieved there will be three long beeps and right display alternates between FUNCTION Set Point and DONE Meat Set Point...

Страница 17: ...OAST default to 325 If the default temperature requires adjustments toggle to the left to decrease or to the right to increase the temperature in 5 increments If you hold in either direction the tempe...

Страница 18: ...nce set temperature has been reached the oven will automatically exit PREHEAT and follow normal operation mode Self Clean If Self Clean is selected 1 The control initiates the door lock During this pe...

Страница 19: ...s well as the oven controls and display Control Lock This feature allows user to lock out the control panel to prevent adjustments to the user settings 1 To activate press OFF and CLEAR SETTINGS butto...

Страница 20: ...2010 Viking Preferred Service 20 20 General Information General Information Settings and Functions Cycle Charts BAKE Cycle Cart...

Страница 21: ...2010 Viking Preferred Service 21 21 General Information General Information Settings and Functions Cycle Charts CONVECTION BAKE Cycle Cart...

Страница 22: ...2010 Viking Preferred Service 22 Operation Settings and Functions Cycle Charts TRUCONVEC Cycle Cart CONVECTION ROAST Cycle Cart...

Страница 23: ...23 Operation Settings and Functions Cycle Charts CONVECTION BROIL Cycle Cart CONVECTION ROAST Cycle Cart 2010 Viking Preferred Service...

Страница 24: ...2010 Viking Preferred Service 24 Operation Settings and Functions Cycle Charts AUTO ROAST Cycle Cart DEFROST Cycle Cart DEHYDRATE Cycle Chart...

Страница 25: ...2010 Viking Preferred Service 25 Operation Settings and Functions Cycle Charts PROOF Cycle Charts SELF CLEAN Cycle Chart shown in 2 minute increments...

Страница 26: ...ner head are clogged clean with a straight pin DO NOT enlarge or distort the ports DO NOT use a toothpick to clean the ports When replacing burner head carefully align the 2 tabs underneath the burner...

Страница 27: ...er DO NOT use a metal knife spatula or any other metal tool to scrape stainless steel DO NOT permit citrus or tomato juice to remain on stainless steel surface as citric acid will permanently discolor...

Страница 28: ...running Meat Probe Meat probe shorted or operation inconsistent with expected operation No Probe Meat probe input open Model Header No model header on EOC4 or incorrect model header for VDSC Door The...

Страница 29: ...y Fixed Broil Med 450 F 230 C Not shown in display Fixed Broil Low 350 F 180 C Not shown in display Fixed Auto Roast see note 325 F 160 150 to 550 F 70 to 290 C Dehydrate 90 F 32 C 90 to 110 F 32 to 4...

Страница 30: ...5 User Offset Adjust the Temperature Offset The default is 0 To select press the SELECTOR KNOB and the display shows 00 F Rotate the knob as appropriate the display will increase or decrease example...

Страница 31: ...n result in improper oven temperatures Use Viking Temperature Probe Kit part G50012698 for accurate readings see Bulletin 2005 37P If you nd that the temperature is off then proper adjustment to the o...

Страница 32: ...Main Menu is shown below CLOCK PROBE OVEN FUNC OVEN TEMP OFF CLEAN SETTINGS MIN SEC TIMER SET STOP TIMER NO PROBE COOK TIME ON DELAY HR MIN COOK TIME STOP TIME AM PM CLEAR SETTINGS SET STOP TIMER NO P...

Страница 33: ...NOB for On Displays AC current Displays Off push SELECTOR KNOB for On Displays AC current Displays Off push SELECTOR KNOB for Fan Speed Displays AC current Displays Off push SELECTOR KNOB for Fan Spee...

Страница 34: ...LAY SET STOP TIMER NO PROBE COOK TIME ON DELAY HR MIN AM PM SET STOP TIMER NO PROBE COOK TIME ON DELAY HR MIN AM PM 00 41 70 5 4 88A 6 56A 4 88A 6 56A 6 01A 8 01A 5 36A 7 22A 10 6A 14 68A 1000 2000 RP...

Страница 35: ...ys cycle count Displays cycle count Note 30 seconds have to pass in a cycle before the cycle counter is incremented This avoids false counts if the cycle is changed and or cancled by the user Toggle a...

Страница 36: ...ntrol Board P2 Convection Line Break P1 Line Input P6 Outer Broil P6 Inner Broil P5 Outer Bake P5 Inner Bake P17 Meat Probe P8 Hall Effect Sensor P3 Current Sensor P15 Door Lock P14 RTD Probe P12 Oven...

Страница 37: ...d 18 6 Convection Motor Forward P4 Blue black line break red Capacitor leads removed 100 00 Convection Motor Reverse P4 Yellow white line break red Capacitor leads removed 100 00 Oven Lights P12 Yello...

Страница 38: ...If 0 VAC is read disconnect power and remove the red and yellow wire off the relay Reconnect power and using your Ohm meter to check for continuity between the two relay contacts when the relay is ene...

Страница 39: ...the line break relay and the blue wire on P5 If 0 VAC is read disconnect power and remove P5 Molex Plug Reconnect power and using your Ohm meter check for continuity between the two relay contacts ref...

Страница 40: ...king program When the outer relay contact is energized red LED lit at base of relay check for 240 VAC between the yellow wire at the line break relay and the violet wire on P6 If 0 VAC is read disconn...

Страница 41: ...When the relay is energized if you read in nite ohms this indicates a bad relay and you will need to replace the control board If you read 0 ohms the relay contact is closing Cooling Fan Locate the P...

Страница 42: ...coil veri es coil voltage is being sent to that particular relay This does not indicate however that the relays are functioning To test disconnect power and remove P11 Molex plug Reconnect power and a...

Страница 43: ...relay Direction and is an SPDT relay The output from K5 is connected to the C common terminal of K6 When it is not energized as shown above power ows through the C terminal through the N C contact and...

Страница 44: ...CNV FAN HF or CNV HR testing between HI and L2 should show a voltage reading of 240 VAC and the red LED in front of the relay will be illuminated If voltage is not present this indicates a bad relay...

Страница 45: ...blue white This signals the board that the door is unlocked S2 is also N O and is open when the door is unlocked When the lock motor is activated and begins to lock the S1 contact opens When the plung...

Страница 46: ...The reading should be zero 0 The S2 switch is N O and will read in nite ohms when the door is unlocked Shown below is the closed circuit in red When the door locks the S1 switch N O is no longer in c...

Страница 47: ...and all convection cycles Auto Roast and Dehydrate heating elements to operate when the door is opened IRIS Spark Module Test Surface Burner Igniter will not spark To check the spark module perform th...

Страница 48: ...nostics and Procedures Parts Location Range Top Orifice Holder Manifold Pipe Spark Module Spark Module Manifold Pipe Pressure Regulator Burner Valve Burner Valve Flex Gas Line Igniter Wiring Igniter G...

Страница 49: ...LEAKS Landing Ledge To access control panel light switch gas valves and spark module 1 Remove knobs and screws securing burner and oven control bezels 2 Open oven door and remove screws securing land...

Страница 50: ...rims Screws Burner Head Igniter Igniter Wire Service Diagnostics and Procedures Disassembly Screw Back Guard 5 16 Screws WARNING To avoid risk of electrical shock personal injury or death disconnect g...

Страница 51: ...Remove igniter from burner base and repair replace igniter 3 Reverse procedure to reinstall Service Diagnostics and Procedures Disassembly Burner Base Igniter Igniter Spring C clip Screw WARNING To av...

Страница 52: ...see Ori ce Holder section 2 Disconnect main gas supply tubing Disconnect pressure regulator from manifold pipe 3 Repair replace pressure regulator 4 Reverse procedure to reinstall Service Diagnostics...

Страница 53: ...5 16 screws securing manifold pipe 4 Slide manifold pipe out Disconnect wiring and remove spark modules by pulling forward from burner valve Remove screw securing right side burner valves Remove valve...

Страница 54: ...k module see Spark Module section 6 Remove screw securing valve on bottom of manifold pipe 7 Repair replace valve as necessary 8 Reverse procedure to reinstall Service Diagnostics and Procedures Disas...

Страница 55: ...face steps 1 3 see User Interface section 2 Lower control panel and disconnect oven light switch wiring 3 Depress tabs and repair replace oven light switch as needed 4 Reverse procedure to reinstall S...

Страница 56: ...Mark wires and disconnect 4 Repair replace door switch as needed 5 Reverse procedure to reinstall Service Diagnostics and Procedures Disassembly Screw Door Lock Screw Screw WARNING To avoid risk of el...

Страница 57: ...ferred Service 57 Service Diagnostics and Procedures Parts Location Oven Light in Ceiling Convection Fan Broil Element Convection Fan Cover Oven Light Oven Light Bake Element Smoke Eliminator Control...

Страница 58: ...2010 Viking Preferred Service 58 Service Diagnostics and Procedures Parts Location Main Back Terminal Block Cooling Fan Broil Element Convection Element...

Страница 59: ...hinge for future re installation 3 Close until pins stop door Lift door up and out 4 Reverse procedure to reinstall Service Diagnostics and Procedures Disassembly WARNING To avoid risk of electrical s...

Страница 60: ...e connector disconnect the old sensor and connect the new sensor Note When reinstalling the oven sensor it may be helpful to insert a small screwdriver or awl into the connector and push the wiring an...

Страница 61: ...ws and set convection fan assembly on oven liner 3 Disconnect connector and lift convection fan assembly from oven cavity Note The mounting hole pattern for the convection fan assembly is NOT symmetri...

Страница 62: ...Light bulb Replacement 1 Unsnap glass light cover using a screwdriver in the access groove 2 Firmly grasp light bulb and pull out 3 Replace with halogen bulb using volt and wattage requirements liste...

Страница 63: ...ment to the oven rack 5 Pull connectors into the oven cavity 6 Mark and disconnect four connectors from broil element Note During installation make sure broil connectors go back through the oven liner...

Страница 64: ...nsulation 6 Remove screws and slide bake element tray forward to gain access to connectors 7 Mark and disconnect four connectors from bake element 8 Remove bake element from range 9 Reverse procedure...

Страница 65: ...tion Control Board Removal Control Board Accessed 1 Mark and disconnect all connectors from control board and capacitors 2 Place control board panel assembly on suitable work surface 3 The main contro...

Страница 66: ...sconnect wiring and power cord 3 Remove screws securing terminal block and repair replace block as necessary 4 Reverse procedure to reinstall WARNING To avoid risk of electrical shock personal injury...

Страница 67: ...ceive a COOLING FAN ERROR alert the rst thing to do is to access the diagnostics and see if the cooling fan is operating If the fan is not turning then check to see if there is power going to the moto...

Страница 68: ...ect your meter between pin 2 white and pin 3 red Again you should read 2 5 volts DC If you do not read 2 5 volts but a full 5 volts DC then the Hall Effect Sensor is defective and the fan motor with s...

Страница 69: ...n wiring Convection fan motor Oven control board Defective capacitors Repair replace defective wiring Test convection fan motor Verify relay operation wiring and inputs Convection fan operates but no...

Страница 70: ...operate door will lock Oven control board Defective oven wiring shorted open or burned Replace control board Repair or replace defective wiring Oven in self clean mode oven heats oven not reaching ele...

Страница 71: ...The phased current travels through the N C contact in the K7 relay and out the REV terminal to the motor The motor will run at Low speed cw Convection Fan Forward High Speed When the board selects a...

Страница 72: ...al It then enters the 1st capacitor The phased current travels to the motor The motor will run at High speed ccw Convection Fan Reverse Low Speed When the board selects a reverse low speed the K5 rela...

Страница 73: ...input from door latch switch P 12 input from door latch motor L2 input from terminal block P 3 AC current sense P 13 inut from power supply board P8 Input from hall effect sensor P2 1 Out to convecti...

Страница 74: ...Wiring and Schematics 74 2010 Viking Preferred Service Wiring Schematic...

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