Lull 944E-42 Service Manual - Manual (Page 97)

3.49 Model 644E-42/944E-42 Rev. 6/04
Boom
3.6.4 Quick Attach Installation
1. Install the lock pin (17).
2. Assemble the flat washer (18), quick attach lever/
latch (19), spacer (20), and spring (21) to the
capscrew (22). Position straight end of spring as
shown in illustration.
Note: ALWAYS replace elastic locknuts with new elastic
locknuts to help ensure proper fastening.
3. Thread the capscrew (22) through tapped hole until
latch is restrained, but free to travel in normal latching
position. Lock capscrew with one elastic locknut (23).
Torque 185 to 330 lb-ft (250 to 450 Nm). Stretch and
hook spring (21) over the quick attach lever/latch
(19).
4. Coat the upper pin with anti-seize compound. Tap
upper (24) pin through quick attach assembly (25),
and shim washers (26) (equally placed on both sides
as required), and inner boom gooseneck (28).
Note: ALWAYS replace elastic locknuts with new elastic
locknuts to help ensure proper fastening.
5. Secure the upper pin with one capscrew (29) and
elastic locknut (30). Torque capscrew to,
90 - 162 lb-ft (123 - 220 Nm).
6. Coat the lower pin with anti-seize compound. Tap
lower (31) pin through quick attach assembly (25)
and attachment tilt cylinder (27).
Note: ALWAYS replace elastic locknuts with new elastic
locknuts to help ensure proper fastening.
7. Secure the lower attachment tilt cylinder pin with one
capscrew (32) and elastic locknut (33). Torque
capscrew to, 36 - 66 lb-ft (50 - 90 Nm).
MU4130
17
18
19
20
21
23
22
MU4120
24
25
26
27
28
29
30
MU4110
31
32
33