bly with four screws (3) and
torque of 60 to 80 pound-inches to the
lockwashers (4).
screws.
(2) Position the gasoline engine and
compressor assembly on the lower
(3) Connect the aftercooler (5, fig. 2-2) to
frame (13, fig. 2-5).
Using eight
the moisture separator inlet elbow (18,
screws (8, fig. 3-8) and lockwashers
(9), secure unit to frame. Apply a
(4) Perform assembly (para 2-9c)
Section IV. FRAME AND FUEL TANK GROUP
screws (17), lockwashers (18), and
3-19. Description and Function
rubber mounts (19).
The frame assembly consists of a tubular
b. Cleaning and Inspection.
protective cage and a rubber-mounted, tubular lower
frame that are joined together by coupling nuts. The
(1) Clean
all
metallic
parts
with
frame assembly is used as the mounting base for the
drycleaning solvent (P-S-661) and dry
entire unit.
with clean, lint free cloths.
(2) Inspect all components for bends,
3-20. Maintenance
breaks, scratches, damaged threads,
and other defects.
General support maintenance personnel are
(3) Replace all rubber mounts (19) if any
authorized to replace the identification plate, upper
one is unserviceable.
frame, lower frame, rubber mounts, and the attaching
hardware.
c. Installation.
a. Removal.
(1) Replace all four rubber mounts (19) on
lower frame (13) using screws (17),
(1) Unscrew the coupling nuts on the
washers (18), and nuts (16).
upper frame (1, fig. 2-5) and remove
(2) Replace the fuel tank accessories
the upper frame from the lower frame
(13).
(3) Position identification plate (15) on
(2) Remove the fuel tank and accessories
frame (13) and secure with four rivets
(para 2-lla).
(14).
(3) Remove four rivets (14) and remove
(4) Position the upper frame (1) on lower
identification plate (15) from the lower
frame (13) and secure coupling nuts
frame (13).
on the upper frame.
(4) Unscrew four nuts (16) and remove
29