JLG 110HX ANSI Service Manual User Manual
Page 49
SECTION 2 - PROCEDURES
3120636
– JLG Lift –
2-25
29.
Pull boom sections out several feet to allow ample
clearance for telescope cylinder removal.
30.
Remove outer mid section extension chain adjust
nut and locknut from clevis at lower aft end of outer
mid section.
31.
Using suitable lifting equipment, carefully slide tele-
scope cylinder out of fly, outer mid, and inner mid
sections, along with extension chain and bar.
32.
When approximately one-half of the telescope cylin-
der is removed from the boom assembly, the exten-
sion bar attach to chain will become accessible.
Remove cotter pins and clevis pin attaching exten-
sion bar to chain and remove bar.
33.
Carefully lift telescope cylinder clear of boom
assembly and lower to ground or suitably supported
work area.
34.
Remove bolts attaching outer mid section retract
chain adjust block at lower front end of inner mid
section and remove block.
NOTE: Note and record number and thickness of any wear
pad shims during wear pad removal.
35.
Remove bolts and lockwashers which attach upper
aft inner mid section wear pads and remove pads
and any shims.
36.
Remove bolts, washers and lockwashers which
attach bottom wear pads at front of inner mid sec-
tion and remove pads and any shims.
37.
Remove bolts and lockwashers which attach side
wear pads at front of inner mid section and remove
pads and any shims.
38.
Remove bolts and lockwashers which attach top
wear pad at front of inner mid section and remove
pad and any shims.
39.
Using suitable lifting equipment, carefully slide outer
mid and fly sections clear of inner mid section and
lower to ground or other suitably supported work
area.
40.
Remove bolts and lockwashers which attach upper
aft outer mid section wear pads and remove pads
and any shims.
41.
Remove bolts and lockwashers which attach bottom
wear pads at front of outer mid section and remove
pads and any shims.
42.
Remove bolts and lockwashers which attach side
wear pads at front of outer mid section and remove
pads and any shims.
43.
Remove bolts and lockwashers which attach top
wear pads to front of outer mid section and remove
pads and any shims.
44.
Remove bolt, washer and lockwasher attaching fly
section right hand extend chain sheave attach pin to
front of outer mid section.
45.
Using a suitable brass drift, carefully drive each
sheave pin from the boom section and remove the
sheave assemblies. Inspect pins, lubrication fittings
and sheave bearings for damage and dirt or foreign
material. Replace components as necessary.
46.
Repeat steps (42) and (43) for left hand sheave.
47.
Using suitable lifting equipment, carefully slide fly
section clear of outer mid section and lower to
ground or suitably supported work area.