Greenlee Textron; Maintenance - Greenlee 855 Instruction Manual

Maintenance (cont'd)
Support Rollers
Front rollers: The front rollers (1-1/2" to 2") should be
cleaned and lubricated every six months (more often if
used in dusty environments).
1. Disconnect power to unit.
2. Remove the 1-1/2" to 2" shoe.
3. Detach the two springs from under the roller sup-
ports.
4. Remove the squeeze adjustment arm bolt and arm.
5. Remove the three bolts securing the pivot bushing
and remove the bushing.
Use both hands to grab all four lead and tail rollers
to prevent the assemblies from pivoting and pinch-
ing fingers.
6. Pull out the pivot shaft.
7. Lift the roller assembly to the left and up to remove.
8. Loosen the 1-1/2" bushing set screw and pull out
the handle.
9. Loosen the 2" bushing set screw and press out the
pivot pin.
10. Remove the bolt and one retaining ring from the 2"
roller assembly and pull off the side plate.
11. Remove the tail roller, center roller, shim (if used),
O-ring, pivot ball, split roller, spacer, split roller,
pivot ball and O-ring.
12. Clean off all the grease and dirt.
13. Lubricate all working surfaces with molybdenum
disulfide grease.
14. Slip one O-ring over each side plate. Replace with a
new one if cut, shaved or cracked.
15. Replace the pivot ball, split roller, spacer, split roller,
pivot ball, shim (if used), center roller and tail roller.
16. Fit on the side plate.
17. Reattach the retaining ring and bolt (use a high
strength retaining compound on the bolt).
18. Slip the O-rings onto the pivot balls.
19. Repeat above with the 1-1/2" roller assembly, noting
the following exceptions:
a. there are no retaining rings.
b. there is no center roller.
c. remove and replace the spring anchor and shaft
support.
d. two spring washers are used in place of the
center spacer.
Greenlee Textron / Subsidiary of Textron Inc.
855 Smart Bender™
Rear rollers: The rear rollers should be lubricated
every six months (more often if used in a dusty environ-
ment).
1. Apply a motorcycle chain lubricant through the 1/8"
hole in each roller.
2. Rotate each roller to distribute the lubricant.
3. Wipe away excess lube.
Motor
The motor commutator brushes should last for about
1000 hours of normal use but will eventually need to be
replaced.
1. Disconnect power to unit.
2. Remove the motor cover.
3. Remove the power cord strain relief.
4. Remove the two nuts securing the shroud to the tail
of the motor and remove the shroud.
5. Push in the commutator brush retainer and move
it towards the brush to release it. Unplug the brush
and remove it. Replace if the length is less than
1/4".
6. Reassemble in reverse order.
Removing and Installing Shoes
1. Disconnect power to unit.
2. Remove the retaining ring securing the shoe to be
removed with retaining ring pliers.
3. Use both hands to hold onto both sides of the shoe
and pull it off the spindle.
4. Assemble in reverse order, noting the following:
Align the slot in the shoe bore with the screw head
on the spindle.
31 4455 Boeing Dr., Rockford, IL 61109-2988 815/397-7070
Align the slot in
the shoe bore with
the screw head
on the spindle.