Toro Groundsmaster 4500-D Series Service Manual page 229

Disassembly (Figure
Inspection
Groundsmaster ® 4500-D/4700-D
19245SL Rev A
119) (continued)
Make sure to not damage the front flange counter bore when
removing the seals from the front flange.
11. Carefully remove dust seals, retaining ring, flange washer and shaft seal from
the front flange (Figure
1. Remove any nicks and burrs from all parts with emery cloth.
Use goggles or other appropriate eye protection when using
compressed air for drying parts.
2. Clean all parts with solvent. Dry all parts with compressed air.
g308888
1. Gear shaft spline
2. Gear shaft
3. Inspect drive gears and idler gears for the following
A. Gear shafts should be free of rough surfaces and excessive wear at
bushing points and sealing areas. Scoring, rough surfaces or wear on
gear shafts indicates need for replacement.
B. Gear teeth should be free of excessive scoring and wear. Any broken or
nicked gear teeth must be replaced.
C. Inspect gear face edge for sharpness. Sharp edges of gears will mill into
wear plates and, thus, must be replaced.
4. Inspect wear plates for the following:
A. Bearing areas should not have excessive wear or scoring.
B. Face of wear plates that are in contact with gears should be free of wear,
roughness or scoring.
C. Thickness of wear plates should be equal.
5. Inspect front flange and rear cover for damage or wear.
IMPORTANT
121). Discard removed seals.
CAUTION
Figure 122
3. Gear teeth
4. Gear face edge
Page 5–127
(Figure 122):
Hydraulic System: Service and Repairs