MAINTENANCE
PARKING BRAKE
Should always be checked for operation after clutch/brake rods have been adjusted.
CUTTER DRIVE ADJUSTMENT
1.Move Cutter Height Selector Lever to No.4 Position in Rack
2.Move Cutter Drive Lever to the Engaged Position
3.Adjust Push Rods Fig.16 to give a spring compression of 30mm, Fig.17.
CUTTER HEAD BRAKE
Should regularly be checked for operation.
PAD REPLACEMENT
1.Remove ‘R’ clip and push rod pin (See Fig.19)
2.Remove brake pivot bolt (B) and two spacers (See Fig.19)
3.Remove brake plate assembly
4.Drill out pad retaining rivets
5.Rivet replacement pad in position
6.Refit in reverse order.
B
CUTTERHEAD BRAKE ADJUSTMENT
1.With cutter head disengaged and in low cut position
2.Adjust nyloc nut on rod as per step 6 for Cutter Driver Adjustment
3.Adjust tension on spring using lock nuts to give length of 58mm, Fig.20
4.Adjust Locknut ‘A’ to give 7mm clearance to back of swivel block Fig.17
5.Disengage the Cutter Drive Selector Lever
6.Adjust locknut ‘A’ in Fig.20 to give Cutter Engagement Lever a free travel of 30mm from bottom of slot in Fig.18.
NOTE IMPORTANT
Check to ensure Lever has 30mm of free travel by working lever.
STEERING GEARS
GREASE
To adjust out excessive play caused by wear in the gears.
1.Loosen bolts securing steering shaft pivot block (A).
2.Lightly tap pivot block towards layshaft pivot block and retighten bolts (A).
3.Check steering gear engagement. Check that there are no tight spots when turning steering wheel from lock to lock.
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