Toro ProCore SR Series Service Manual page 95

2. Remove both spring assemblies from rear spring
post (item 8) and front spring holder (item 16).
3. Remove linkage arm components as needed using
Figure 5 as a guide.
4. If necessary, disassemble tine head assembly using
Figure 6 as a guide.
5. If necessary, disassemble hinge assembly using
Figure 7 as a guide.
6. Discard all removed bearings.
Assembly (Fig. 5)
1. If tine head (Fig. 5) or hinge assemblies (Fig. 6) were
disassembled:
A. Install one (1) retaining ring into groove in bore.
Make sure that retaining ring is properly seated in
groove.
B. Press a new bearing into the component bore un-
til the bearing contacts installed retaining ring.
C. Press remaining new bearings into bore so that
they contact previously installed bearing.
D. After all bearings have been installed, install sec-
ond retaining ring into groove in component bore.
Make sure that retaining ring is properly seated in
groove.
2. Apply antiseize lubricant to wrist pin (item 2).
NOTE: When installing wrist pins (item 2), use bullet
tool SG255001 (see Special Tools in this chapter) to pre-
vent wrist pin thread damage.
3. Assemble linkage arm components using Figure 5
as a guide.
A. Torque lock nuts (item 3) and boss nuts (item 4) to
800 ft- -lb (1085 N- -m).
4. Make sure that spring wires are not broken or
crossed (Fig. 8). Install both spring assemblies to rear
spring post (item 8) and front spring holder (item 16).
ProCore SR Series
2
3
4
1. Tine head housing
2. Bearing
3. Retaining ring
2
3
4
1. Hinge housing
2. Bearing
2
4
1. Spring assembly
2. Rear spring post
Page 6 - - 9
1
2
5
6
5
Figure 6
4. Outer bushing
5. Front spring holder
6. Tine head bolt
3
1
2
Figure 7
3. Retaining ring
4. Outer bushing
1
Figure 8
3. Front spring holder
4. Crossed spring wires
Coring Head (SR75)
4
3
4
3