BK-130
8-2
TROUBLESHOOTING
Specific Problems
(Cont’d)
4.
Currentmeter inoperable?
Binding post jumper clip installed between ground and guard with a grounded test object.
Connection between currentmeter and high voltage test specimen return connected improperly.
Meter damaged
Faulty, TX1 interconnect cable.
Damaged or inoperative range switch or wiring.
Faulty Circuit on PCB1257.
5.
Voltmeter inoperable?
Faulty TX1 interconnect cable.
Meter damaged
No high voltage present at output bushing.
Damaged or inoperative Measurement Divider Switch.
Faulty circuit on PCB1257.
6.
No output voltage from high voltage section?
Defective metering circuit.
No input to voltage regulator section, possible problems with K1 or K3, regulator (T1), or with
Transformer Power circuit breaker.
Internal connection broken.
High voltage winding of T2 short circuited.
Refer also to 1 and 2.
