TM 5-4310-375-14
(3) Remove six screws (14), inlet fitting and diaphragm retainer (15), spring (16), diaphragm (11), and actuator
(17). Examine diaphragm (11) for rupture and deterioration. Replace a damaged diaphragm (11). (Component
of repair kit.)
(4) Only when necessary, remove two screws (18), plate (19) and frame assembly (20) from body (21). Examine
board and contacts (10) for any damage. Replace defective board and contacts (10). (Component of repair kit.)
e. Reassembly/Installation.
(1) When disassembled, install frame assembly (20) in body (21), install plate (19) and secure with two screws (18).
(2) Reassemble actuator (17), diaphragm (11), spring (16), inlet fitting and diaphragm retainer (15) and secure with
six screws (14).
(3) Install unloader (9) securing with mounting nut.
(4) Install pressure switch assembly (7) onto air receiver fitting. Connect unloader tube assembly (4) to unloader
(9). If removed, secure tube assembly (4) to receiver tank saddle with tube clip (3), screw (2) and nut (1).
(5) Connect conduit elbow (6), with conduit and wires, to switch body (21). Connect conduit connector (5), with
conduit and wires, to switch body (21).
(6) Connect wires to switch terminals as tagged at disassembly.
(7) Refer to para 5-6.a and adjust as necessary; then, install cover (8).
a. Removal/Disassembly.
(1) Refer to para 4-14 and remove belt guard and drive belts.
(2) Refer to para 3-11 and remove air intake filter.
(3) Refer to para 4-30 and remove air discharge piping from aftercooler discharge opening.
(4) Refer to para 4-18 and remove air compressor assembly from unit.
(5) Maintenance of air compressor by functional groups is detailed in paragraphs 5-8 through 5-10 following.
b. Cleaning, Inspection, Repair or Replacement. The cleaning, inspection, repair or replacement instructions for
the air compressor functional groups is detailed, as applicable, in paragraphs 5-8 through 5-10. Refer to table 5-2 for
repair and replacement standards.
NOTE
Repair parts kits are available for this air compressor assembly. Refer to
TM 5-4310-375-24P for applicable kit numbers and components.
c. Reassembly/Installation.
(1) When repair and/or overhaul of functional groups, paragraphs 5-8 through 5-10 is complete, refer to para
5-9
