JLG G6-42A Service Manual - Manual (Page 51)

3-13 G6-42A, G9-43A, G10-43A
Boom
4. Remove any rope or wire securing the retract chain
and tilt hoses and (if equipped) auxiliary hoses as
the second and third boom sections are installed into
the first boom section.
5. Install the previously removed mounting plate (1) at
the bottom front of the first boom section. Torque as
required.
6. Install the previously removed wear pads, spacers
and shims at the bottom front of the first boom
section (2). Snug mounting bolts. Shim as needed
AFTER boom section is installed. Refer to Section
3.11.2, “Wear Pad Installation and Lubrication,” for
detailed information.
7. Install the previously removed mounting plate (3) at
the top front of the first boom section. Torque as
required.
8. Install the previously removed wear pads, Spacers
(4) P/N 298-1729 and shims at the top front of the
first boom section. Snug mounting bolts. Shim as
needed AFTER boom section is installed. Refer to
Section 3.11.2, “Wear Pad Installation and
Lubrication,” for detailed information.
9. Install the previously removed wear pads, spacers
and shims at both sides on the front of the first boom
section (5). Snug mounting bolts.
10. Install the anchor plate (6) using existing hardware
(7) into the first boom section. Torque as required.
11. Install the previously removed tilt hose retainer
bracket (8) and (if equipped) both auxiliary hose
retainer at the bottom of the first boom section using
mounting bolts (9). Torque as required.
12. Remove plugs from the previously removed tilt
hoses (10) and (if equipped) both auxiliary hoses.
13. Connect both tilt hoses (10) and (if equipped) both
auxiliary hoses to the fittings on the hose retainer
bracket. Torque as required.
14. Connect both tilt tubes (11) and (if equipped) both
auxiliary tubes to the fittings on the hose retainer
bracket. Torque as required.
15. Push the second and third boom sections the
remainder of the way into the first boom section.
16. Install the previously removed wear pad and spacer
(12) on the left or right side of the second boom
section. Snug mounting bolts. Shim as needed
AFTER boom section is installed. Refer to Section
3.11.2, “Wear Pad Installation and Lubrication,” for
detailed information.
17. Install the previously removed wear pad and spacer
(13) on the top of the second boom section. Snug
mounting bolts. Shim as needed AFTER boom
section is installed. Refer to Section 3.11.2, “Wear
Pad Installation and Lubrication,” for detailed
information.
MY3840
5 5
2 2
3
1
4 4
5
5
MY3980 7 6 7
MY3990
9
8
10
11
9
MY3890
12 12
13 13