Viking VUAR140 Troubleshooting Guide download pdf (Page 58)

VOLTAGE READINGS

Measured with door open

T4 107VAC 70VAC

T3 4VAC 16VAC

T2 4VAC 16VAC

T1 5VAC 1VAC

MEASURED WITH DOOR LOCKED

T4 80VAC 56VAC

T3 85VAC 56VAC

T2 90VAC 56VAC

T1 93VAC 56VAC

VC--4VDC

SENSOR 3--3VDC SW2 closed in self clean

(Locked).

SENSOR 4--4VDC SW1 closed with clean

(lock open).

M1--120VAC lock motor supply voltage.

(31VAC in locked position)

LS2--70VAC (unlocked)--55VAC (locked)

L1-- 70VAC (unlocked)--56VAC (locked)

L2/M2--16VAC(unlocked)--32VAC (locked)

LS1--107VAC (locked or unlocked)

SEL--120VAC SUPPLY

CHASSIS P.C. BOARD

GROUND GROUND

1 2 ... 53 54 55 56 57 58 59 60 61 62 63 ... 91 92

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Viking VUAR140 Troubleshooting Guide Page 58