TM 5-4310-343-35
CAUTION
To prevent contamination of parts due to foreign matter, perform all disassembly,
assembly and inspection in a clean dust free area. Keep all loose parts in covered
container or bag.
g. Basic Compressor.
(1) Disassembly.
Secure an adjustable holding fixture, part number 871981 or equivalent to a Powerarm
Hydraulic Universal Vise No. 303. Mount basic compressor to fixture utilizing suitable hardware on fixture plate studs.
Refer to figure 6-6 and disassemble basic compressor in accordance with sequence of index numbers in exploded view
and as follows:
(a) Remove fourth stage assembly (18) from crankcase (47) by removing screws (19), and washers (20).
(Refer to figure 6-6).
(b) Disassemble fourth stage in sequence of index numbers as shown in figure 6-10. If either cylinder (2)
or plunger (1) is damaged or worn, both must be replaced as they are matched parts. Place all fourth stage parts in a
clean container and set aside for cleaning inspection, and overhaul if required.
(c) Press out valve plate (6) from cylinder head (16) only if required by wear or damage.
(d) Remove third stage assembly (13) from crankcase by removing screws (14), and washers (15).
(Refer to figure 6-6).
(e) Disassemble third stage in sequence of index numbers as shown in figure 6-9. If either cylinder (2) or
plunger (1) is damaged or worn, both must by replaced as they are matched parts. Place all third stage parts in a clean
container and set aside for cleaning, inspection, and overhaul if required.
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