WittRock Integris 2002, Service Manual

Page: 42 / 452

2.4 Line Voltage Switch Does Not Operate Attached Device
Chapter 2: Troubleshooting Procedures
2.4 Line Voltage Switch Does Not Operate Attached Device
SHOCK HAZARD:
Use care when checking live voltages. Do not touch live terminals,
wires, and ground. Failure to use caution will cause serious electrical
shock injury.
1. The building circuit breaker (A) is in the ON position (see figure 2-1 on
page 2-7).
Yes No
↓ →
Reset the circuit breaker to the ON position.
2. A voltage of 109 to 125V AC is available between the lug and the circuit
breaker terminal.
Yes No
↓ →
Replace the circuit breaker according the manufacturer’s
instruction.
3. A voltage of 109 to 125V AC is available at the wire terminals on the line
voltage switch.
Yes No
↓ →
Repair or replace the wiring between the circuit breaker and the
line voltage switch.
4. The line voltage switch has continuity when checked as follows:
a. Set the applicable circuit breaker to the OFF position.
b. Remove the wires from the switch terminals.
c. Place the switch in the ON position.
There is continuity between the switch terminals.
Yes No
↓ →
Replace the line voltage switch (refer to procedure 4.5). If this
solves the problem, go to “Final Actions” on page 2-5.
Otherwise, call
WittRock
Technical Support at (8
12
)
222-0373
.
5. Go to “Final Actions” on page 2-5.
Page 2 - 10 Integris® 2002 Headwall System Service Manual (man142rb)