Coring Crankshaft Bearing Housings
70
to 80 ft–lb
to 108 N–m)
23
150
(203
to 170 ft–lb
to 230 N–m)
(95
21
FRONT
RIGHT
24
7
1
21
5
20
22
150
(203
to 170 ft–lb
to 230 N–m)
2
8
3
150
(203
to 170 ft–lb
to 230 N–m)
11
2
1
6
4
70
to 80 ft–lb
to 108 N–m)
(95
8
9
10
17
16
12
ANTISIEZE
18
LUBRICANT
ANTISIEZE
LUBRICANT
4
5
6
13
2
1
14
14
2
2
15
16
BEARING HOUSING FOR #5 AND #6
STOMPER ARMS SHOWN
150 to 170 ft–lb
(203 to 230 N–m)
19
18
Figure 8
1.
2.
3.
4.
5.
6.
7.
8.
Cap screw
9.
Bearing housing
17. Cap screw (4 used per plate)
18. Cap screw
Flat washer
Spacer tube
Stomper arm
Ball bearing
Retaining ring
Crankarm
10. Spacer
11. Crankarm
19. Coupling
12. Square key
13. Coupling (#5 shown)
14. Lock nut
20. Cap screw (4 used per housing)
21. Hardened washer
22. Spring pin (2 used per housing)
23. Lock nut
24. Coring head frame
15. Coupling plate
16. Iso mount
Ball bearing
NOTE: The three (3) bearing housings used on the Pro-
Core 648 are identical. Coring crankshaft positions are
identified as #1 through #6. The #1 position is on the
right (pulley) side of the coring crankshaft.
3. If bearing housing for #1 and #2 stomper arms is to
be removed, remove secondary coring head drive belt
(see Secondary Drive Belt Removal in this section).
4.
Remove stomper arms on either side of bearing
Removal (Fig. 8)
housing that is to be removed (see Stomper Arm Re-
moval in this section).
1.
Park machine on a level surface, fully raise coring
head, engage parking brake, stop engine and remove
key from the ignition switch. Secure coring head with
service latch.
5. Drive Spring pins from bearing housing and coring
head frame.
6.
Support bearing housing assembly to prevent it from
2.
Remove rear hood (see Operator’s Manual).
falling. Remove fasteners that secure bearing housing
assembly to coring head frame. Remove bearing hous-
ing assembly.
Coring Head
Page 7 – 8
ProCore 648
| Categories | Lawn Mower Manual, Sprinkler and Irrigation Manuals, Toro Sprinkler and Irrigation Manuals |
|---|---|
| Tags | Toro 648 |
| Download File |
|
| Document Type | Service Manual |
| Language | English |
| Product Brand | Toro. Customer Service Representatives are available by phone:
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| Document File Type | |
| Publisher | toro.com |
| Wikipedia's Page | Toro Company |
| Copyright | Attribution Non-commercial |
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