HI ROLLER - BELT CONVEYORS 7. MAINTENANCE
HI ROLLER, MINI ROLLER, LO ROLLER & HI LIFE 7.7. HEAD & DRIVE PULLEY LAGGING
P115506 R3 115
2. Retainers need to be flattened if loosened from removal of lagging plate. Use
a hammer or punch.
3. Install new retainer bolts and locknuts:
•Drill new 1/4" pilot holes and drill to +3/8" hole
for a 3/8" retainer bolt, OR drill a new hole offset
from the old hole.
•Drill out the rubber (7/8" or 1" hole saw or
equivalent piloted on the bolt hole) on the lag-
ging plate; a wood chisel could also be used for
this.
•Clean out rubber from the hole cut with the
hole saw for the bolt head (see ).
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