Service and Maintenance
BXTR5224
Wood Chipper
52
6.9 Hydraulic Pump Drive Belt
Replacement
Allow the engine and components to cool beforehand.
Procedure
1.
Remove the lower drive belt shield (1).
00146
Fig. 57 –
Lower drive belt shield
1
2.
Loosen, but do not remove the two bolts holding the pump
mounting plate (2).
Fig. 58 –
Bolts holding pump mounting plate
2
3.
Loosen the jam nut (3) slightly on the top of the adjustment
bolt.
4.
Back off the belt tension adjuster nut (4) on the bottom of
the mounting plate. Loosen enough so the drive belt can be
removed.
00148
Fig. 59 –
Belt Tension Adjuster
4
3
5.
Install the new belt and adjust belt tension.
6.10 Pump Drive Belt Tension
Proper drive belt tension is set by checking belt deflection.
Procedure
1.
With the belt installed, tighten the belt tension adjuster nut
to remove the slack from the belt.
2.
Push on the drive belt by hand to check its deflection. It
should not deflect more than 3/8"–7/16" (10 mm–12 mm).
Adjust accordingly.
00147
Fig. 60 –
Drive belt tension
3.
With the correct belt defection set, tighten the jam nut.
4.
Recheck belt tension after 10 hours of operation.
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