ARMY TM 9-6115-464—34
AIR FORCE TO 35C2-3-445-2
NAVY NAVFAC P-8-624-34
(9) Remove connector (19) and gasket (20).
(10) Remove locking spacer (21), Iockwasher (22), flatwasher (23), Chamber (24), and gasket (25).
(11) Remove nut (26), lockwasher (27), flatwasher (28), and base assembly (29).
(12) Remove flatwasher (32 and 33), nut (34), insert (36) from base (37).
(13) Remove nut (39), Iockwasher (40), flatwasher (41), spacer (42), bushings (43 and 44) and bridge
assembly (45).
(14) Remove spring (48), bushing (49), arc-chute (50).
(15) Remove screw (51), Iockwasher (52), metallic washer (53), insulation (54), and detent (55).
(16) Remove solenoid assembly (64), moveable core-rod assembly (65), core assembly (69), frame
assemby (73), and micro switch assembly (84).
e. Cleaning Inspection and Repair (Type A.)
(1)
(2)
(3)
(4)
(5)
(6)
(7)
(8)
(9)
(10)
(11)
(12)
(13)
(14)
(15)
(16)
Clean all parts with a clean lint-free cloth moistened with solvent P-D-680 Type Il.
Check terminal covers (4) and housing (15) for cracks, breaks, and other damage.
Inspect chamber base (19), main base (46), and main contact operator (31) for cracks, breaks, and
other damage.
Inspect bridge assembly (25) for pitting, corrosion, and other damage.
Inspect contact assembly (38) for burns, corrosion, melting and other damage.
Inspect auxiliary operator (73) for cracks.
Check core and rod (79), core and frame (83), bracket assembly (60), and end plate (86) for cracks,
breaks, and other damage.
Check coil (85) for swelling of encapsulated materials, burns, and evidence of corrosion. Using an
ohmmeter, check coil for continuity.
Check economizing switch (63) for cracks, corrosion, burns, and evidence of shorting.
Check contacts of contact assemblies (53 and 54) for corrosion, pitting, burns, and other damage.
Check connector and wire assembly for cracks, stripped or otherwise damaged threads, burned or
chaffed insulation, bare wires and other damage. Refer to Appendix A references to solder or repair
wire and connector damage.
Check all threads for crossing, stripping, peening, and other damage.
Discard gaskets (20, 14, and 13) and spacer (78).
Repair minor threat damage to parts using thread chaser. Discard hardware with thread damage.
Remove minor pitting from contact surfaces of bridge assemblies with fine grit abrasive paper or a
fine file. Replace bridge assemblies if deeply pitted.
Replace any parts found defective or damaged beyond repair.
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