Section 4 • Repair Procedures
August 2016
Part No. 218567
AL4 • AL4000
4 - 3
8 Working at the top of the 4 inch / 10 cm and
3 inch / 7.5 cm mast sections, use a drill to
remove the rivets securing the wear pads in
position.
NOTICE
Component damage hazard. The
mast can be damaged if the drill
bit used is too large. Select a drill
bit only large enough to remove
the mandrel from the center of the
rivet.
9 Remove the fasteners securing the pulley and
shim to the 3 inch / 7.5 cm mast section. Set
the components to the side.
10 Remove the 2 inch / 5 cm mast section from the
3 inch / 7.5 cm mast section.
11 Remove the 3 inch / 7.5 cm mast section from
the 4 inch / 10 cm mast section.
Note: For ease of assembly, note the location
where each wear pad is removed.
Note: To ensure that the mast extends properly
after assembly, carefully measure the cable to
confi rm that the new cable is the same length as
the old one.
Note: During assembly, carefully install the mast
cable. Refer to the illustration on the following page
for cable routing.
How to Disassemble the Mast
1 Remove the mast assembly. See 1-1,
How to
Remove the Mast Assembly
.
2 Remove the T-bolt from the 6 inch / 15 cm
round tube assembly.
3 Remove the nut from the bottom of the mast.
Gently twist and pull the 6 inch / 15 cm round
tube assembly from the mast while pulling the
cable free.
CAUTION
Bodily injury hazard. Cables can
fray. Always wear adequate hand
protection when handling the
cable.
NOTICE
Component damage hazard.
Cables can be damaged if they
are kinked or pinched.
4 Remove the large round plastic bushing from
the bottom of the 4 inch / 10 cm mast section.
5 Remove the 2.5 inch / 6 cm washer from the
bottom of the mast assembly.
6 Pull the mast lock handle fully away from the
mast, then immediately secure the mast lock in
position using locking pliers or a clamp on the
lock handle to restrain it in position.
7 Remove the fasteners securing the pulley and
mast lock to the 4 inch / 10 cm mast section.
Set the components to the side.
MAST
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