Eaton 72400 Repair Information page 14

Model 72400
Appendix B -
Manual Servo Control Assembly Options
Disassembly -
Destroke Valve Assembly Option
1 Remove the two cap screws and lock washers from
manifold. Removing destroke valve assembly and two o-rings.
2 Remove destroke valve from manifold in order to remove
o-rings and back-up washers. Note: in order to remove
destroke valve the solenoid may need to be removed from core
first (not shown).
Reassembly -
Destroke Valve Assembly Option
1 Install new o-rings and back-up washers onto destroke
valve.
2 Install destroke valve into manifold by hand until top o-ring
is met by manifold. Then wrench tighten to 34 N•m [25 lbf•ft. ]
max. Loosen Nut retaining coil to reposition if necessary and
re-torque 5,4 to 7 N•m [4 to 5 lbf•ft.].
3 Lubricate the two o-rings and install onto manifold. Install
destroke valve assembly onto control assembly. Retain with
lock washers and cap screws. Torque 3 to 3,5 N•m [27 to 31
lbf•in.].
Destroke Valve
Assembly
Option
48-19-2A
48-19-2 48-19-2B
48-19-2C
48-19-1
48-19
48-21
48-20
48-18
Item Qty.
48-18 2
48-19 1
48-19-1 1
48-19-2 1
48-19-2A 1
48-19-2B 2
48-19-2C 1
48-20 2
48-21 2
48-22 1
48-23 1
48-24 1
48-25 1
48-26 1
48-27 1
48-28 1
48-29 1
48-30 1
48-23
48-22
14
Description
O-ring
Destroke Valve Assy.
Manifold
Destroke Valve
O-ring
Back-up Washer
O-ring
Lock Washer
Cap Screw
O-ring
Adapter, Neutral Lockout
Ball
O-ring
Pin
Set Screw
Neutral Lockout Switch
Ball Plunger
Nut, Seal
Neutral Lockout
Switch Option
48-28
48-26
48-25
48-24
48-27
48-30
48-29
Neutral Detent
Option