Viking VUAR140 Troubleshooting Guide download pdf (Page 88)

PROBLEM PROBABLE CAUSE CORRECTION

6. No broil: 6A. Open contacts in the Selector 6A. Check continuity from 1 to 11

∗ Selector Switch set to Broil Switch. on the Selector Switch. If

∗ Temperature set to Broil open replace Selector Switch.

∗ Bake functions normally Check wiring.

∗ Cycle Light is on 6B. Direct Spark Ignition Module 6B. Check for 120VAC at pin 7

∗ Broil Ignitor does not click (DSI) inoperative. (BR / RED) on the Module.

∗ Gas supply tubing on wrong If voltage is present, replace

∗ Gas Valve Module. No voltage check

wiring.

7. No Broil: 7A. Open coil in Broil Solenoid 7A. Check continuity across Broil

∗ Selector Switch set to Broil valve. Valve. If open, replace valve.

∗ Temperature set to Broil 7B. Air in the gas line. 7B. Purge the gas line, turn the

∗ Bake functions normally control off and retry.

∗ Cycle Light is on

∗ Broil Ignitor clicks

8. No Convection Broil: 8A. Open contacts in the Selector 8A.Check continuity from 5 to 7 on

∗ Selector Switch set to Broil Switch. The Selector Switch. If open

∗ Temperature set to Broil replace Selector Switch

∗ Broil Functions normally 8B. Open Windings in the 8B. Check continuity across the

Convection Fan Motor.

Motor windings. If open replace

Motor. Check wiring.

9. No Self-clean: 9A. Selector Switch contacts 9A. Check continuity from contact

Before Door Lock 2 to 10 open

2 to 10. If open replace

Selector

• Selector Switch to Clean Switch. Contacts okay, check

∗ Thermostat to Clean for Power at T2 on the Timer

(Against the upper stop) PCB. No power , check the

∗ Bake functions normally wiring from Selector Switch

∗ Broil functions normally form the Selector Switch to the

∗ Clean Light does not light Timer (PC) Board.

∗ Door does not lock 9B. Selector Switch contacts 9B. Check continuity from contact

5 to 6 open 5 to 6. If open replace the

Selector Switch. Contacts

okay, check for power at SEL on

the timer PC board. No power

check the wiring from selector

Switch to Timer PCB.

9C. No power to L1 on the 9C.

Check wiring from L2 to

L1.On

Timer PCB. Timer PCB.

9D. No power to Pin 1 on the 9D. Check continuity from Timer

Auto Reset PCB Pin L1 to LS1. If open

replace the Timer PCB.

9E. No Power to Timer PCB 9E. Auto Reset not closing. Check

` contact LS2. Continuity from Auto Reset

Pin 1 to Pin 2. If open replace

Auto Reset. Contact okay

check wiring from Auto Reset

Pin 2 to Timer PCB Pin LS2.

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Viking VUAR140 Troubleshooting Guide Page 88

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