Service Manual

Table Of Contents
Groundsmaster 7200/7210 Hydraulic SystemPage 4 – 61
21.Remove six (6) hex plugs from center case. Remove
and discard O–rings from plugs.
22.Remove RH and LH flushing valve plugs, springs
and valves from center case. Note differences in flush-
ing valves and their locations for assembly purposes.
Remove and discard O–rings from plugs.
1. Hex plug (6 used)
2. RH flushing valve
3. LH flushing valve
4. Center case
Figure 51
3
1
4
2
23.Taking care to not drop pistons from cylinder block,
slide both cylinder block assemblies from pump shafts.
Mark the positions of the cylinder blocks so they can be
assembled in the same position.
24.Slide pipe assembly from bore of transmission pump
housing. Remove and discard O–rings from grooves in
pipe.
1. Cylinder block assembly 2. Pipe
Figure 52
1
2
25.Remove retaining ring that secures PTO shaft oil
seal into housing bore. Remove spacer and oil seal from
housing taking care to not damage housing bore.
26.Remove thrust plate from each swash plate. For as-
sembly purposes, note that the beveled sides of the
thrust plates are against the swash plate surfaces.
27.Remove socket head screw and nut that secures
control arm onto each trunnion shaft. Slide control arm
from each trunnion shaft.
1. Oil seal
2. Thrust plate
3. Thrust plate bevel
4. Control arm
Figure 53
2
4
3
1
4
Hydraulic
System