1
CONTROL VALVE 1.3
Disassembly / Repair 85 (con’t)
11. When installing the detent to the control valve spool,
apply Loctite type 252 to the threads. Tighten the detent
to the spool at 24 Nm (17.7 lbs / ft).
12. Install the spring return / centering cover and tighten
the mounting screws evenly to 6.6 Nm (4.9 lbs / ft).
Install the end cap to the cover and tighten to 9.8 Nm (7.2
lbs / ft).
Upon assembly, use new O-ring seals. Don’t over look
the small O-ring seal between the cyclinder and valve
body. (fig. C2250) Lubricate the spool O-ring seals with
system oil. Apply Castrol “Spheerol” grease to the inside
of the spring covers.
C2254
C2258
C2249
C2250
Detent spring and cap
O-Ring and seat
O-Ring and seat
1-32
Apply Loctite 252
Spool bores
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