TM 5-3805-280-24-2
Hydraulic System
Spool-to-Boom Reduced Leakage Valve Housing Plug--
19. Valve spools (23--25 and 36): Tighten special
Specification
cap screws (33).
Torque.................................................................... 29 Nm (255 lb-in.)
Special Cap Screw-to-Control Valve Spool--Specification
Tighten boom manual lower screw (8). Hold screw and
Torque.................................................................... 15 Nm (133 lb-in.)
tighten lock nut (7).
Hold spool in a vise by the chamfered end.
Boom Manual Lower Screw-to-Housing--Specification
Tighten pilot cap-to-housing cap screws (2).
Torque..................................................................... 6.9 Nm (60 lb-in.)
Pilot Cap-to-Housing Cap Screw--Specification
Boom Manual Lower Screw-to-Housing Lock Nut--Specification
Torque....................................................................... 78 Nm (58 lb-ft)
Torque.................................................................... 13 Nm (115 lb-in.)
18. Arm regenerative check valve poppet (47): Pull
spacer (52) from housing using a M6-1.0 cap
screws.
Continued on next page
TX,33,UU4003
1921SEP9815/17
33
3360
110
21-142
