Lull 6K Service Manual - Manual (Page 514)

Frame Tilt and Oscillation
7-12 Service Manual — Models 644B, 6K, 844C, 8K, 1044C, 10K
b. Install mounting block (with lock pin hole) (Item 10) to rear of axle
with two (2) capscrews (Item 4), lockwashers (Item 6), and nuts
(Item 7). Make sure the lock pin hole is to the rear of the machine.
Torque nut to 150 ft-lbs.
5. Position lower cylinder pivot on axle to install lower pivot pin. Install
lower pivot pin (Item 13) and shims (Item 8) (early production models
only).
6. Secure pin with lock pin (Item 11), lockwasher (Item 12), and capscrew
(Item 14). Torque capscrew to 55 ft-lbs.
7. Attach hydraulic hoses (Item 9) to fittings on cylinder. Torque hose
swivel nuts to 235–265 in-lbs.
8. If necessary, install grease fittings (Item 2) and grease fitting covers
(Item 1) as shown in Fig. 7-6. Torque grease fitting 1.5–3 turns past
finger tight.
9. Lubricate upper and lower pivots with grease.
10. Start engine and cycle frame tilt fully left and right several times to
purge air from hydraulic system. Lower boom and shut off engine.
11. Inspect for hydraulic leaks and repair as necessary.
12. Check oil level in hydraulic reservoir. Add oil as necessary. See “Filling
Hydraulic Reservoir” in Section 5 for procedures.