ARMY TM 9-6115-464-34
AIR FORCE TO 35C2-3-445-2
NAVY NAVFAC P-8-624-34
e. There is a bypass capacitor connected from each of the output terminals to ground in order to prevent
electromagnetic interference. The capacitors are mounted on a bracket just below the load terminal board.
3-83. VOLTAGE RECONNECTION BOARD ASSEMBLY.
Refer to the Operator and Unit Maintenance Manual for voltage reconnection board assembly removal,
maintenance, and installation procedures.
3-84. MAIN LOAD CONTACTOR.
Two types of contractors are used interchangeably. The following material covers both types. Determine
which type is to be repaired by referring to the applicable text and illustrations to follow and proceed
accordingly.
a. Removal (Type A).
(1) Remove screws (1, figure 3-100), Iockwashers (2), and flat washers (3) to remove terminal covers
(4).
(2) Tag and disconnect electrical leads to terminals.
(3) Disconnect wiring harness connector from main load contactor connector.
(4) Remove nuts (5) and screws (6) to remove main load contactor.
b. Removal (TypeB).
(1) Remove screws (3, figure 3-101), Iockwashers (4), and flat washers (5) to remove shields (6).
(2) Tag and disconnect electrical leads to terminals.
(3) Disconnect wiring harness connector from main load contactor connector.
(4) Remove four nuts and screws to remove contactor subassembly (7).
c. DisassembIy Type A.
WARNING
Solvent, Dry Cleaning P–D-680, Type II is flammable and moderately toxic to skin,
eyes and respiratory tract. Eye and skin protection required. Good general ventilation
is normally adequate. Failure to observe this warning could result in servere personal
injury or death.
WARNING
Compressed air used for cleaning and drying purposes can create airborne particles
that may enter the eyes. Pressure shall not exceed 30 psig and use only the adequate
chip guards and chipping goggles.
Failure to observe this warning could result in
servere personal injury or death.
(1) (Type A). Thoroughly clean the exterior of the contactor with a clean, lint-free cloth moistened with
solvent P-D-680 Type Il. Blow dust and dirt from crevices with compressed air.
(2) Remove Screws (7, figure 3-100), and Iockwashers (8),
(3) Remove screws (9), Iockwashers (10), flatwashers (11), cover assembly (12), base gasket (13), and
receptacle gasket (14) from housing (15).
(4) Remove screws (16), Iockwashers (17), flatwashers (18), chamber base (19), arc chamber gasket
(20).
3-211
