Lull 944E-42 Service Manual - Manual (Page 73)

3.25 Model 644E-42/944E-42 Rev. 6/04
Boom
4. Secure the pivot pin with the clevis pin (9) and a
cotter pin (10).
5. Raise each slave cylinder (11) into position at the
outer boom slave cylinder mounting bosses (12). DO
NOT stretch or damage the slave cylinder hydraulic
hoses.
6. Coat each slave cylinder mount pin (13) and bore
hole with anti-seize compound. Replace the
mounting pins.
7. Coat the capscrews (14) with Loctite
®
242 (blue).
Working from below, insert a capscrew (14) and
washer (15) through each slave cylinder mount pin
plate. Secure the capscrew with a locknut (16).
Torque capscrews to, 18 - 31 lb-ft (13 - 23 Nm).
8. Use a suitable overhead lifting device and sling
attached to the lift/lower cylinder. Remove slack from
the hoist sling, and raise the lift/lower cylinder (17)
into its mount boss on the underside of the outer
boom.
9. Coat the lift/lower cylinder pivot pin (18) and bore
hole with anti-seize compound. Install the pin
through the lower boom mounting boss and lift/lower
cylinder eye and secure with one capscrew (19) and
one locknut (20). Torque capscrew to, 70 - 77 lb-ft
(95 - 105 Nm).
10. Remove the sling from the lift/lower cylinder, and
remove the blocks or supports from beneath the
cylinder.
11. Remove the supporting devices from the outer
boom.
MU0400
6
7
8
9
10
MU0370
11
12
13
14
15
16
MU0350
17
18
19
20