Alamo Industrial A-Boom, Руководство оператора

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MAINTENANCE
ABOOM 03/09 Maintenance Section 4-7
©2009 Alamo Group Inc.
MAINTENANCE
9. In a clockwise pattern, rotate each bolt 1/4 turn (see Figure 3). Continue turning the bolts 1/4 turn at a
time (maximum of 3 turns), until the special shanked bolts (P/N 02964353) will thread into the spindle.
10. Remove the original bolts and replace them with the shanked bolts. Screw the shanked bolts in until they
contact the bearing ring.
11. In a clockwise pattern, rotate the bolts 1/4 turn at a time until the spindle is free from the housing.
12. Remove the seal retaining ring from the housing using a flat screwdriver or similar tool.
13. Remove the seal and bearing.
14. A punch or similar tool can be used to remove the bearing cups from the housing if the cups are not to be
re-used.
CLEANING
1. Clean housing and all related parts thoroughly and dry.
2. Protect parts from contamination.
INSPECTION
Bearings and cups
: Inspect rollers, races, and cages for nicks, pitting, discoloration, and signs of excessive
or unusual wear. Replace any worn or damaged parts.
Spindle shafts
: Inspect the threads, internal splines, and bearing journals for damage or wear. Replace if
damaged or worn.
Bearing ring
: Inspect the ring for wear in the area of seal contact. Replace if a wear groove exists.
Housing
: Inspect the bearing cup bores, ring grooves, etc. for wear or damage. Repair or replace if any
damage is found.