c.
Assembly.
(5) Position aftercooler (5) on fan guard
(4) and secure in position with clamps
(1) Place fan (10) over shaft of
(6), screws (8), and lockwashers (7).
compressor (12). Secure fan to shaft
(6) Install fan guard (4) with attached
with nut (9).
aftercooler (5) on compressor (12) with
(2) Position first-to-second stage tube
six lockwashers (16) and screws (17).
assembly
(11) on compressor.
(7) Screw tube (5, fig. 2-1) on aftercooler.
Tighten tube assembly with flared-tube
Screw elbow (18) on moisture
nuts.
separator. Position clamp (1) over
(3) Position second-to-third stage tube
tube and secure to bracket (3) with
assembly
(13)
on
compressor.
screw (2) and nut (4).
Tighten tube assembly with flared-tube
(8) Position instruction plate (3, fig. 2-5) on
nuts.
fan guard (4). Secure to fan guard
(4) Place clamp (15) over second-to-third
with three lockwashers (2) and screws
stage tube assembly (13) and secure
(1).
parts to frame with screw (14).
(9) Position tube assembly on reducer (1,
fig. 2-3). Tighten flared-tube nut.
Section III. COMPRESSOR GROUP
(6) Loosen and remove reducer on third
2-6.
Description and Function
stage (1). Remove seal (2).
(7) Loosen and remove locknut (6) and
A complete description of the compressor group
elbow (15) on second stage. Remove
and its function is contained in TM 3-1040-244-12.
backup washer (5) and preformed
packing (4).
2-7.
Maintenance
(8) Turn cover assembly (8), releasing it
from pins in side of first stage cylinder
Direct support maintenance personnel are
head. Remove outer filter (9).
authorized to replace the filter covers, strainer and relief
(9) Unscrew and remove nut (10) and
valve assembly, preformed packings, sight oil level plug,
lockwasher (11) attaching inner cover
drain plug, and any attaching hardware.
(12). Remove cover and inner filter
(13).
a. Disassembly
(10) Loosen and remove locknut (6) and
(1) Unscrew and remove sight oil level
elbow (7) on first stage. Remove
plug (3, fig. 2-3) from crankcase.
backup washer (5) and preformed
(2) Unscrew plug and bleeder (17).
packing (4).
Remove packing (16).
(3) If fan, fan guard, and aftercooler
Note.
Unscrew breather body (2, fig. 3-3)
assemblies have not been removed,
before removing elbow.
refer to paragraph 2-4 to locate
individual items for removal.
b.
Cleaning and Inspection.
(4) Loosen locknut (6) and unscrew and
(1) Clean all metal parts in dry-cleaning
remove elbow (7) on third stage.
solvent (PS-661) and dry with clean,
Remove backup washer (5) and
lint free cloths.
preformed packing (4).
(2) Inspect all parts for distortion, cracks,
(5) Loosen second locknut (6) and
defective threads, or other damage.
unscrew and remove strainer and relief
Replace if defective.
valve (14). Remove backup washer
(5) and preformed packing (4).
9
