serviced more frequently 'in order that the pads will collect
If the distance exceeds 0.125 in., turn body
counterclockwise until proper length of stroke is reached,
more of the dust and minimize cylinder wear. A clogged
intake filter reduces the efficiency of the compressor.
then tighten locknut.
b. Cleaning and Inspection.
3-10. Inlet Filter
(1) Wipe off the outside and mouth of the body
a. General. The inlet filter is designed to clean the
(2, fig. 3-4) then remove one disc (3) and four pads (4).
air entering the first stage cylinder. Should the operating
area be exceptionally dusty, it must be
Figure 3-4. Inlet filter exploded view.
(2) Remove the remaining disc (3).
(5) Position one disc (3) in body (2), then stack
the four pads (4) in body. Secure pads in body with the
remaining disc (3).
Use cleaning solvent Fed. Spec. P-
3-11. Air Receiver
D680 for cleaning.
a. General. The air receiver has a 60 gallon capacity and
gasoline or similar fluids to clean
stores compressed air at a pressure between 175 and 200
the air inlet filter.
psi. Compressed air, moving from first stage to second
(3) Wash inside of filter body (2) and wipe dry.
stage of the compressor through the intercooler tube, then
Wash pads (4) and disc (3), and blow dry with low
through the aftercooler tube to the air receiver, carries
(4) Inspect pads for excessive wear or loss of
capacity to retain dust and dirt. Replace defective pads.