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Greasing the upper and lower sheaves, Tightening knife bolts and disk bolts – Tiger Products Co., Ltd JD 72-7520 User Manual

Page 74

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Maintenance Section 4-12

MAINTENANCE

GREASING INNER AND OUTER DRAFT BEAM

PIVOT POINTS

Locate the grease zerks on the inner and outer draft beam pivot bosses. Inject

Lithium-Complex Extreme Pressure grease conforming to NLGI2-ISO 320
specifications into each zerk until grease protrudes from joints. Grease all pivots
daily or every 8 hours of service.

GREASING THE UPPER AND LOWER SHEAVES

Locate the grease zerks on the ends of the upper and lower sheave pins as

shown below. Inject Lithium-Complex Extreme Pressure grease confroming to
NLGI2-ISO 320 specifications into each pin until it protrudes from the ends. These
should also be greased daily or for every 8 hours of service.

TIGHTENING KNIFE BOLTS AND DISK BOLTS:

After every 8 hours of operation or daily, the Knife Bolts and Disk Bolts should be
tightened as follows:
Knife mounting bolts (3ea.) torque to 800 oiled ft. lbs.

Disk mounting bolts (6ea. ) torque to 204 dry or 184 oiled ft. lbs.