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 TM 55-1905-223-24-10
CAUTION
Cleanliness and care during repair is important. Before
removing any components, plug all parts and thoroughly wash
outside of assembly with cleaning solvent to remove grit and
dirt. When removing internal components, care must be taken
so that the sealing surfaces are not scratched or otherwise
damaged.
DISASSEMBLY
a. Remove solenoid hexhead screws (3) and lift electrical solenoid (1) from valve assembly (12), remove roll pin
(2),
and preformed packing (4). Discard packing.
b. Remove subplate (25) from base of valve body (12) preformed packing (16), seat (17), valve (18), spring (19),
plug (20), preformed packing (21), and rest pin (13). Discard packing.
c. Remove from valve body (12) side parts, plugs (11), preformed packing (10), plugs (15), preformed packing (14),
plugs (24), and preformed packing (24). Discard packing.
d. Remove from top of valve body (12) plug (24), preformed packing (23), end plugs (11), and preformed packing
(10). Discard packing.
e. Remove from ends of valve body (12) hexhead capscrews (5), covers (6) and preformed packing (27) fr om
covers, springs (8), flat washers (9), and spool piece (26). Discard packing.
REPAIR
WARNING
The fumes from cleaning solvents are dangerous. Use solvents
in open air or well ventilated space. Wear proper eye protection
and rubber gloves.
a. Wash all metal parts in cleaning solvent, being especially thorough with ports and passages of valve body (12).
Inspect all packing grooves and mating surfaces for nicks, scratches, dents, scoring or any other physical
defects. Replace as require d.
b. Dry each part with compressed air and reassemble using new parts as required.
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