TM 5-3805-280-24-2
Hydraulic System
Arm In Reduced Leakage Valve-to-Housing Cap Screw--
9. Arm II to arm I neutral passage check valve (39):
Specification
Pull spacer (41) out of housing (1) using a M6-1.0
cap screw.
Torque....................................................................... 78 Nm (58 lb-ft)
10. Valve spools (2--5 and 11): Tighten special cap
Tighten plug (28).
screws (8).
Plug-to-Arm In Reduced Leakage Valve--Specification
Special Cap Screw-to-Control Valve Spool--Specification
Torque.................................................................... 29 Nm (255 lb-in.)
Torque.................................................................... 15 Nm (133 lb-in.)
8. Arm regenerative valve (37A--38): Heat spacer
Hold the spool in a vise by the chamfered end.
(37D) and spool (37A) using a heat gun to
breakdown the high strength thread lock and sealer.
Tighten pilot cap-to-housing cap screws (1).
Apply high strength thread lock and sealer to
Pilot Cap-to-Control Valve Housing Cap Screw--Specification
threads of spacer (37D).
Torque....................................................................... 78 Nm (58 lb-ft)
Tighten spacer into spool. Hold spool in a vise
using wooden blocks to protect the spool.
Spacer-to-Arm Regenerative Valve Spool--Specification
Torque................................................................. 18.6 Nm (165 lb-in.)
TX,33,UU4003
1921SEP989/17
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3360
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