Valtra 6000 Workshop Manual page 1285

90. Hydraulic system
Lifting cylinders
Figure 12. Lifting cylinders
1. Working pressure (max 17,5 MPa)
2. Ventilation
3. Tightening torque 150 Nm. Locking fluid Loctite 270.
Note! The cylinder can be loaded in both direction. Nipples
should be greased weekly/every 50 running hours.
Lifting cylinders on HiTech ---tractors:
6250 ---6550: d=40 mm, D=90 mm.
6650 ---8950: d=40 mm, D=100 mm.
Note! Manufacturing of power lift 40 KN (Ø 80 mm cyl.) is fin-
ished in autumn 2000. After this the tractors in question have
lifting cylinder with diameter of 90 mm.
6000---
6400
8000
d=30
D=80
d
D
3
1. 11. 1998
1. 8. 2000
6600
6800,
8100
6250Hi---
6550Hi
d=40
D=90
8400
8050---
8750
6650Hi---
8950Hi
d=40
D=100
1228
Model Code
6000-- 8950 910
2
1
Page
16