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 TM 55-1905-220-14-10
5-32. GENERATOR (40 KW) - MAINTENANCE INSTRUCTIONS (Continued).
LOCATION
ITEM
ACTION
REMARKS
TESTS (Cont)
k. Silicon
1. Place meter lead on
Use ohmmeter
controlled
large soldered lead
on RX1 scale.
rectifiers
of the SCR, the other
lead on the threaded
section of the SCR
on the other side of
the PC board.
2. Meter should read very
high in one direction,
and slightly lower in
the other direction.
3. Place leads in the
high direction connect
a jumper from the
positive (+) lead of
the meter to the small
soldered SCR lead on
the other side of the
board.
4. The meter should read
mid-scale.
l. Defective
Replace.
Components
5-497
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