Toro Groundsmaster 1200 Service Manual page 64

Removing the Cutting Unit Lift Cylinder (continued)
Installing the Cutting Unit Lift Cylinder
Hydraulic System: Service and Repairs
Ensure that the cutting units are fully lowered before loosening
any of the machine hydraulic lines. If cutting units are not fully
lowered as the hydraulic lines are loosened, the cutting unit may
drop unexpectedly.
Note: To ease assembly, label all hydraulic hoses prior to disassembly to
identify their correct position on the lift cylinder (item 2 in
3. Disconnect the hydraulic hoses from the lift cylinder fittings. Put caps or
plugs on fittings and hoses to prevent contamination. Tag hydraulic lines
for proper assembly.
4. Remove the snap rings (5), washers (6) and pin (7) that secures the lift
cylinder (2) to the lift arm assembly (3).
5. Remove the bolt (11) that secures the lift cylinder pin assembly (10) to
machine frame and remove the lift cylinder pin assembly (10).
6. Remove the lift cylinder (2) from the machine.
7. Remove the cylinder fitting and discard the O-rings.
1. If fittings were removed from the cylinder, lubricate and place new O-rings
onto the fittings. Install the fittings onto cylinder ports using marks made
during the removal process to properly orientate fittings.
2. Position the lift cylinder (2) onto the frame assembly and secure with the lift
cylinder pin assembly (10) with the bolt (11).
3. Position the lift cylinder (2) into the lift arm assembly (3) and secure with the
pin (7), washers (6) and snap rings (5).
4. Remove the caps or plugs from the hydraulic fittings and attache the
hydraulic hoses to the lift cylinder.
5. Lubricate the lift cylinder grease fittings.
6. Before returning the machine to service, operate the lift cylinder from stop
to stop to verify that the hydraulic hoses and fittings are not contacted by
anything.
7. Check the hydraulic system for leaks and repair as necessary.
WARNING
Page 4–10 Groundsmaster® 1200 Pull-Behind Rotary Mower
Figure 28).
18235SL Rev A