HI ROLLER - BELT CONVEYORS 7. MAINTENANCE
HI ROLLER, MINI ROLLER, LO ROLLER & HI LIFE 7.3. IDLER REPLACEMENT - HI ROLLER MODELS
P115506 R3 97
b. The nut retainers can be held in place by using a self-drilling and -tapping
screw from the outside of the trunking sidewall just above the centerline of
the bearing bolts.
Figure 7.15
15. Remove the idler bearing and stub shaft assembly as a total unit. See Figure
7.16.
a. A slide-hammer or another type of pulling device may be required to help
pull this assembly. (Use by removing the keeper bolt and large washer in
the end of the stub shaft and then inserting the slide-hammer in the end
threads of the stub shaft.)
b. A long rod may have to be used to drive out the idler bearing and stub shaft
assembly from the opposite side if there is not adequate clearance to use a
slide-hammer or another type of pulling device.
16. Remove the idler through the top of the conveyor, inspection door, or another
access space.
Figure 7.16
17. Place the new idler in the trunking in the same manner.
18. Install the new bearing and stub shaft assembly.
To Next Page
Loading...
