Lull 6K Service Manual - Manual (Page 529)

Frame Tilt and Oscillation
Service Manual — Models 644B, 6K, 844C, 8K, 1044C, 10K 7-27
3. If necessary (models with a cylinder as illustrated in View A), install
mounting base (Item 12) with four (4) each capscrews (Item 7),
lockwashers (Item 10), and nuts (Item 11). Torque nuts to 280 ft-lbs.
4. If necessary (models with a cylinder as illustrated in View A), install
bushing (Item 20) in rear axle boss. Install bushing so that it is
centered in axle boss
5. Position lower cylinder pivot on axle and install lower pivot pin. Secure
pin with lock pin (Item 8), lockwasher (Item 2), and capscrew (Item 4).
Torque capscrew to 55 ft-lbs.
6. Attach hydraulic hoses to fittings on oscillation control block. Torque
nut on #8 hose (Item 6) to 44–48 ft-lbs. Torque nuts on #6 hoses
(Item 5) to 235–265 in-lbs (20–22 ft-lbs).
7. For models with a cylinder as illustrated in View A, connect electrical
lead from wiring harness (Item 17) at oscillation control block.
8. If necessary, install grease fittings (Items 13 and 19) and grease fitting
covers (Items 14 and 18). Torque grease fittings 1.5–3 turns past finger
tight. Lubricate upper and lower pivots with grease.
9. Start engine and cycle frame tilt fully left and right several times to
purge air from hydraulic system. Lower boom and shut off engine.
10. Inspect for hydraulic leaks and repair as necessary.
11. Check oil level in hydraulic reservoir and add as necessary. See “Filling
Hydraulic Reservoir” in Section 5 for procedures.