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CropHawk Draper Platform Operators Manual 49
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Drive System
Service / maintenance
Clutch
Knife Clutch Removal and Installation.
1.
Raise reel and engage safety ram stops.
2.
Release drive shaft tension (see DRIVE BELT
REMOVAL section in this manual).
3.
Remove front gearbox cover.
4.
Mark shafts for correct knife timing on
reassembly (A).
5.
Remove rubber coupler (B) and spacer (C).
6.
Remove 6 clutch retaining bolts (2009 and early
2010 models have only 4 clutch retaining bolts).
7.
Remove clutch.
8.
Installation is the reverse of steps 1-7 taking care to ensure grease nipples face the front of the
machine and shafts are attached in the right position to retain knife timing settings. Torque coupling
and clutch mounting bolts to 142nm (105 ft-lb).
B
A
C
Drive Belt Removal and Replacement
1.
Raise reel and engage safety stops.
2.
Remove drive PTO shaft.
3.
Mark belt tensioner position on both sides of the gearbox adjuster
plates as pictured (A).
4.
Loosen left (B) and right (C) side plate bolts and release belt ten-
sion.
5.
Remove clutch (refer to CLUTCH REMOVAL section in this
manual).
6.
Remove lower Drive shaft RH side bearing housing bolts (D).
7.
Remove LH side adjuster plate bolts (B) .
8.
Slide out accelerator box and shaft assy out LH side as far as
possible.
9.
Replace belt without kinking during the process.
10.
To reassemble reverse the steps 1-8 with care taken to ensure
tensioner and adjuster plates marks line up. For individual bolt torque
settings refer to listing in PLATFORM SPECIFICATIONS.
A
B
C
C
A
D