Toro Groundsmaster 3280-D Service Manual page 195

Removing the Lift Cylinder
Groundsmaster ® 3280-D/3320
05138SL Rev B
g230839
1. Lift cylinder
2. Bolt
3. O-ring
4. Hydraulic fitting
5. O-ring
6. Hydraulic hose
Note: If the lift cylinder wear or damage occurs, the lift cylinder replacement is
necessary. The lift cylinders are not rebuildable.
Note: On machines with serial numbers above 260000001, the test port (item
17 in Figure 93) is located on the right lift cylinder.
1. Park the machine on a level surface, lower the cutting deck, shut off the
engine, set the parking brake, and remove the key from the key switch.
2. Read the General Precautions for Removing and Installing the Hydraulic
System Components (page
3. For assembly purposes, label all the hydraulic connections. Clean the
hydraulic connections before loosening the hydraulic lines from the lift
cylinder.
Before opening the hydraulic system, operate all the hydraulic
controls to release system pressure and avoid injury from the
pressurized hydraulic fluid; refer to
Hydraulic System (page
4. Disconnect the hydraulic hoses from the fittings in the lift cylinder that is to be
removed. Allow the hoses to drain into a suitable container. Remove and
discard the O-rings from the fittings.
5. Install clean caps or plugs on the hydraulic hoses and fittings to prevent
contamination.
6. Remove 1 cotter pin (item 13 in
cylinder pin from the lift cylinder and lift arm.
Figure 93
7. Hose clamp
8. Hose stem
9. Cotter pin
10. Cylinder pin
11. Hydraulic hose
12. Hydraulic hose
5–77).
CAUTION
Releasing Pressure from the
5–6).
Figure 92) from the cylinder pin. Pull the
Page 5–111
13. Hydraulic tee fitting
14. Hydraulic hose
15. Hydraulic tee fitting
16. O-ring
17. Test port
18. Lift control valve
Hydraulic System: Service and Repairs