P-8-627-34
T. O. 35C2-3-442-2
TM-07464A-35
TM 5-6115-457-34
6-147E.
CLEANING.
e. Tag and disconnect leads from ter-
minal board (23), and remove socket (14)
Clean all components with a clean
a.
with attaching leads from relay box (9) by
removing screw and washer assemblies
lint-free cloth moistened with an approved
(12) and standoff (13).
cleaning solvent and dry thoroughly.
NOTE
INSPECTION ,
6-147F.
Do not disconnect electrical
leads from connector J41 (20)
a.
Inspect wiring for evidence of
unless replacement is required.
damaged insulation and continuity.
f. Tag and disconnect leads from ter-
minal board (23), and remove connector J41
b.
Inspect terminal block for cracked
(20) with attaching leads from relay box (9)
insulation and stripped threads.
by removing screw and washer assemblies
(18) and nut and washer assemblies (19).
c.
Inspect relay socket for cracked
insulation and broken pin receptacles.
g. Tag and disconnect remaining
electrical leads from terminal board (23).
d.
Inspect electrical connector for
cracked housing, broken or loose pins, and
h. Remove terminal board (23 ) from
stripped threads.
relay box cover (24 ) by removing screw
and washer assemblies (21) and nut and
Inspect circuit breaker contact
e.
washer assemblies (22).
points for signs of corrosion or excessive
pitting and arcing. Minor pitting and arcing
i . Remove screws (25), nuts (26) and
is normal to breaker operation.
washers (27). Separate motor control (28),
6-147G.
REPAIR.
bracket (29) and circuit breaker (30).
a.
Repair cracked sheet metal parts
WARNING
by welding. Straighten distorted parts
The circuit breaker must be in
using suitable tools.
the tripped position before re-
moving cover (45).
b.
Chase damaged threads in mount.
Drilling operations create me-
tal chips which may enter the
c.
Remove damaged paint. Blend in
eye. Eye protection is re-
edge, prime, and paint damaged areas.
quired.
Drill out circuit breaker case se-
d.
Repair or fabricate circuit breaker
curement rivets and separate cover (45)
wiring in accordance with figure 6-37D and
from circuit breaker base (46).
6-37F.
Replace damaged or defective
e.
WARNING
componentry.
Keep hands clear of mechanism
at all times.
k. Remove undervoltage relay (43) and
6-147H.
REASSEMBLY. Refer to figure
auxiliary switch assembly (44) from circuit
6-37C. and reassemble circuit breaker
breaker base (46).
6-120I
Change 8
