Viking VUAR140 Troubleshooting Guide download pdf (Page 89)

PROBLEM PROBABLE CAUSE CORRECTION

9F. No power to Door Lock Motor 9F. Check for power at M1 on the Timer

PCB. If no power replace the Timer

PCB. Power at M1, check wiring to

Door Lock Motor. Check continuity

of the Door Lock Motor. No contin-

uity, replace the Motor.

10. No Self-clean: 10A. Selector Switch contacts 10A. Check continuity from pin 2 to 10.

Before 600 F After 2 to 10 open If open replace Selector Switch.

Door Lock Continuity checks okay.

∗ Selector Switch to Clean 10B. Timer PCB open contacts 10B Check for power at T2 on the

∗ Thermostat to Clean T1 to T2. Timer PCB, no power check

(Against the upper stop) wiring from Selector Switch to

∗ Bake functions normally Timer PCB. Check continuity

∗ Broil functions normally from T1 to T2 on Timer PCB.

∗ Clean Light is on If open replace Timer PCB.

∗ Door lock engaged 10C. Door Lock Switch SW3 10C Check for power at the COM

∗ No spark to Broil Igniter open. connection on the Micro-switch

∗ No Broil flame on the Thermostat. No power,

check the Door Lock Switch

SW3 for continuity. If open,

replace SW3 on the Door Lock.

10D. Micro switch on the T-stat 10D. Check continuity across pin COM

open. to NO. If open replace Thermostat.

10E. Selector Switch contacts 10E. Check continuity across pins 4 to 8.

4 to 8 open. Open contacts, replace Selector

Switch. Contacts okay, check the

wiring from pin 8 to the DSI

module.

11. Partial Self-clean: 11A. Selector Switch contacts 11A. Check continuity from pin 3 to

After 600 F After 3 to 9 open. 9 on the Selector Switch, open

Door Locks Contacts replace Selector Switch

∗ Broil Burner comes on 11B. Bake Relay contacts 11B. Check continuity from pin 9 to

during the first half of 9 to 6 open. 6 on the Bake Relay, open contacts

Self-clean. replace Relay.

∗ Bake Burner fails to

Ignite during the last half

of the clean cycle.

∗ Bake functions normally

12. Cooling Fan: 12A. Timer PCB contacts T4 12A. Check continuity from T3 to T4 on

∗ Does not come on when to T3 open. Timer PCB. If open replace the

place in self-clean. Timer PCB. Contacts good check

∗ Self-clean cycle okay continuity across the Fan Motor.

during initial startup. No continuity, replace the motor.

13. Cooling Fan: 13A. Fan Switch defective. 13A. Fan Switch is normally open.

∗ Does not turn off Check continuity when cold,

(The Cooling Fan will if closed, replace the Fan Switch.

normally run for several

minutes after a self-clean

cycle, until the temperature

drops to a safe level.)

90

Viking VUAR140 Troubleshooting Guide Page 89

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Viking VUAR140 Troubleshooting Guide Page 89

Comments to this Manuals

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