Lull 6K Service Manual - Manual (Page 77)

General Maintenance
Service Manual — Models 644B, 6K, 844C, 8K, 1044C, 10K 3-9
Preparing the Machine for Long-Term Storage
Prior to placing the machine into storage, perform the following:
1. Wash off the entire machine.
2. Lubricate all grease fittings as instructed in “Grease” on page 3-6 of
this section
3. Change engine oil according to specifications described in Table 3-2 or
Table 3-3 on page 5.
4. Apply grease to all exposed hydraulic cylinder rod areas.
5. Disconnect battery cables. If the machine is to be stored under cold
conditions, remove the battery and store it in a heated area.
6. Check engine coolant level and make sure it has an adequate coolant-
to-water ratio for the conditions it will be stored in.
7. Check transmission fluid level and fill if necessary according to the
guidelines described in Table 3-4 on page 6 of this section.
8. Preferable, store the machine inside where it will remain dry. If it must
be stored outside, park it on a concrete slab or on lumber laid on flat,
level ground and cover it with a tarp.
Preparing the Machine After Long-Term Storage
After removing the machine from storage and before placing it back in
service, perform the following:
1. If covered with a tarp, remove it.
2. Wipe off grease from cylinder rods.
3. Loosen drain plug from bottom of fuel tank and drain into suitable
container until fluid is clean.
4. Loosen drain plug on bottom of hydraulic oil reservoir and drain into
suitable container until fluid is clean.
5. Loosen drain on fuel/water separator on engine and drain into suitable
container until fluid is clean.
6. Check nitrogen recharge.
7. Check engine coolant and hydraulic fluid levels. Add fluids if
necessary.
8. If battery was stored separately from the machine, install it.
9. Connect battery cables.
10. Start engine using start safety procedures as described in the
Owner/Operator Manual.
11. After the engine has warmed up, test all hydraulic functions and
controls.
12. Check transmission operation.