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64 CropHawk Draper Platform Operators Manu-
Draper Belts
Service / Maintenance
Draper Centre Feed and Outer Drive Roller Removal and Installation.
Bearing Removal and Replacement In Draper Rollers:
NOTE: Bearing failure can cause incorrect belt tracking and excessive vibration within the platform
IMPORTANT: Do NOT use heat to remove bearing as excessive heat will damage vulcanised rubber on
drive rollers
To remove bearings.
1.
With Roller removed clean around bearing and remove circlip (A). Damaged circlips should be
discarded.
2.
Using a suitable slide hammer tap out bearing (B) to be
replaced.
3.
Clean area to ensure new bearing seats correctly.
4.
Check for damage to circlip retaining groove.
5.
Lightly tap new bearing (B) into correctly seated position.
6.
Fit new circlip (A) to retain bearing.
A
B
Installation and Alignment of Centre Feed Draper Idle roller
1.
Install idle roller loosely.
2.
Align as described in belt section.
3.
Tighten and recheck alignment.
NOTE: Centre feed belt is easily removed for repairs and maintenance by marking the position, un-
coupling the hydraulic couplers, removing the 4 mounting bolts and lifting cartridge out the front of the plat-
form.
1.
Unwind tension and split draper belts as described in Draper Belt Section.
2.
Disconnect and cap hydraulic lines .
3.
Remove drive roller anchor bolt (A) taking note of position to enable correct
reinstallation.
4.
Withdraw hydraulic drive motor and roller as one assembly, taking care not
to damage vulcanised surface.
Installation
is the reverse of steps 1 to 4.
A
A