JLG 150HAX ANSI Service Manual - Manual (Page 92)

SECTION 4 - BOOM & PLATFORM
4-12 – JLG Lift – 3120679
NOTE: When installing mid section wear pads, install same
number and thickness of shims as were removed
during disassembly.
10. Install mid section top front wear pads and shims, as
required, using bolts and lockwashers.
11. Install mid section side front wear pads and shims,
as required, using bolts and lockwashers.
12. Install mid section bottom front wear pads and
shims, as required, using bolts and lockwashers.
13. Install mid section top aft wear pads and shims, as
required, using bolts and lockwashers.
14. Install mid section side aft wear pads and shims, as
required, using bolts and lockwashers.
15. Using suitable lifting equipment, carefully slide
assembled mid and fly sections into base section.
16. Install telescope cylinder mounting plate on base
attach end of telescope cylinder. Secure mounting
plate with bolts and lockwashers
17. Install telescope cylinder mounting plate on aft end
end of base boom and secure with bolts and lock-
washers.
NOTE: When installing base section wear pads, install same
number and thickness of shims as were removed
during disassembly.
18. Install base section top front wear pads and shims,
as required, using bolts and lockwashers.
19. Install base section lower front wear pads, mounting
blocks, and shims, as required, using bolts, wash-
ers, and lockwashers.
20. Install base section side front wear pads and shims,
as required, using bolts and lockwashers.
21. Attach the right side bracket and powertrack to
boom assembly.
Tower Boom Installation
1. Using suitable lifting equipment, position assembled
tower boom on turntable so that boom pivot holes in
tower boom and turntable are aligned.
2. Insert boom pivot pin, gently tapping pin into posi-
tion with a soft headed mallet if necessary. Secure
pin with bolts and lockwashers.
3. Align rod end attach hole of lower master cylinder
with mounting hole in tower boom. Install attach pin.
4. If necessary, gently tap pin into position with a soft
headed mallet and secure with a bolt and lock-
washer.
5. Connect all wiring to ground control box.
6. Activate hydraulic system and operate tower lift up
to extend tower lift cylinder until rod end attach hole
is aligned with mounting hole in tower boom. Install
attach pin.
7. If necessary, gently tap pin into position with a soft
headed mallet and secure with bolts and lockwash-
ers.
8. Connect hydraulic lines that run along the side of the
boom.
9. Using all applicable safety precautions, operate
machine systems and raise and extend boom fully,
then lower and retract boom fully. If problems are
present, re-check procedures and make adjust-
ments as necessary.
10. Shut down machine systems.
11. As necessary, lubricate all points requiring lubrica-
tion.