Front Lift Cylinder for FV-FSV-QFV
T
=
N-m (kgf
-
cm) [ft-lbfl
FV
FSVQFV
4
4
*
Cylinder cover
FVIFSVIQFV on
2
ton series
T
=
339
-
407 (3455
-
41 47) [250
-
3001
FVIFSV on
3
ton series
T
=
420
-
454 (4283
-
4630) [310
-
3351
Disassembly Procedure
1
Remove the safety down valve.
2
Remove the cylinder cover.
[Point I]
3
Remove the cover seals.
4
Remove the piston rod.
[Point
21
5
Remove the piston seals.
6
Remove the check valve.
[Point 31
7
Remove the cylinder.
[Point 41
Reassembly Procedure
The reassembly procedure is the reverse of the disassembly procedure.
Note:
Apply
MP
grease or hydraulic oil on the packing, O
-
ring, and dust seal lip portion.
Apply sealant (08833
-
00080) on the threaded portion of the cylinder cover before tightening.
Fill the amount of hydraulic oil specified below into the cylinder from its top before installing the
cylinder cover.
Filling amount cm
3
(in
3
): FVIFSV
2
ton series 100 (6.1 0)
FVIFSV 3 ton series 75
-
80 (4.57
-
4.88)