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Section II. FUNDAMENTALS OF SOLID STATE COMPONENT CHECKOUT AND REPAIR
Up
TB-9-2920-225-34-1 100 AMP Regulator (Solid State) Manual
Next
CHAPTER 2 VAP-AIR MODELS
TB 9-2920-225-34-1
and replace if cracked, broken, or missing. Coat
d. DO--Use a 60W AC or DC soldering iron.
washers with insulation compound (silicone) per
Solid state components are easily damaged by ex-
MIL-S-8660, NSN 6850008807616.
cessive heat.
e. DON'T--Allow wires to become pinched be-
i. DO--After repair, remove all excess solder.
tweencovers, heat sinks, circuit boards, etc.
Check for loose wires, screws, and washers which
could cause short circuits and burnouts when
f. DON'T--Use a screwdriver to pry up transis-
power is applied to the regulator.
tors during removal. The mica washer between the
transistor and the circuit board or heat sink is thin
j. DO--Check the regulator cover seal, replace
and can be easily damaged.
if cracked or missing. Coat the seal with insula-
tion compound (silicone) per MIL-S-8660, NSN
g. DON'T--Drop transistors since they are
6850-008807616.
easily damaged. If a transistor is dropped it should
be checked before being installed in the circuit.
k. DO--Apply adhesive 80408779872 to the
h. DO--Check transistor insulating washers
adjustment access plug or screw.
.
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