Checking Voltage At Receptacle - WACKER Group LTC 4 Repair Manual

LTC Repair

7.37 Checking Voltage at Receptacle

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WARNING
7.37.1 Using the AC voltage setting on the multimeter, test the receptacle for
7.37.2 If zero (0) Volts is measured, check the receptacle reset button if
7.37.3 If the wiring is OK, test for voltage at the back of the receptacle. If
1000
F
V
200
20
2
200m
A
V- COM
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Electric shock hazard. Only qualified personnel should conduct this
test.
Complete this test with the machine running and both the main circuit
breaker and the receptacle circuit breaker in the "ON" position.
120V±10% on 60Hz models; 230V±10% on 50Hz models.
equipped on your machine model. Depress the button if it has "popped
out". If the reset button will not stay depressed, check the condition of
the wiring to the receptacle.
120V±10% on 60Hz machines or 230V±10% on 50Hz machines is
measured, replace the receptacle.
Electrical Troubleshooting
1000
F
V
200
20
2
200m
A
V- COM
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