2.
Apply antiseize lubricant liberally to crankarm
splines and journals.
1
3.
Install crankarms into bearing housing. Make sure
that correct identification number on crankarm is aligned
with timing mark on bearing housing (Fig. 19).
3
3
4.
Install cap screw (item 1) and flat washer (item 2) to
retain crankarms. Do not fully tighten cap screw.
5.
Drive new spring pins (item 11) into coring head
frame holes.
6.
Position bearing housing assembly to coring head
frame.
4
7.
Secure bearing housing to frame with four (4) cap
screws, eight (8) hardened washers and four (4) lock
nuts. Torque fasteners from 70 to 80 ft−lb (95 to 108
N−m).
2
8.
Install stomper arms and couplings to crankarms on
both sides of bearing housing (see Stomper Arm Instal-
lation in this section). Do not fully tighten fasteners.
9.
Make sure that when #1 crankarm (at pulley) is
aligned with cast mark on bearing housing, all subse-
quent crankarm cast timing numbers are in numerical
order (Fig. 19).
10.Once
all stomper arm and crankarm components
have been installed, fully tighten fasteners in the follow-
ing order (Fig. 21). Tighten fasteners to the torque speci-
fications identified in Figures 17 and 20:
A. Cap screw used to secure crankarms.
B. Cap screws that secure top of stomper arms.
C. Cap screws that secure coupling plates (Fig. 20).
Figure 21
1.
2.
Crankarm screw
Stomper arm screw
3.
4.
Coupling plate screw
Damper lock nut
D. Lock nuts that secure rotolink dampers to frame
(see Rotolink Damper Installation in this section).
11.
After assembly, rotate coring crankshaft by hand to
make sure that no binding occurs.
12.If
removed, install coring head drive belt (see Coring
Head Drive Belt Installation in this section).
13.Install
rear hood.
Coring Head
Page 4 − 22
ProCore 864/1298
| Categories | Lawn Mower Manual, Sprinkler and Irrigation Manuals, Toro Sprinkler and Irrigation Manuals |
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