3-5
Weekly:
1. Check tire pressure: 100 PSI (690kPa).
2. Check for loose wheel nuts. 475 foot-pounds (645N-m) torque required.
3. Check lights and turn signals.
4. Check power steering lines for damage.
5. Check brake lines for damage.
6. Check operation of horn.
7. Check operation of hoist brake for smoothness.
8. Check outrigger holding valves for operation.
9. Check boom topping holding valves for operation.
10. Check rotation gears for looseness or backlash.
11. Check boom extension cylinder for proper sequencing and holding valve performance.
12. Check operation of windshield wipers.
13. Boom extension (if equipped) properly pinned with retainers in place.
14. Check boom chains and chain sheaves.
Monthly:
1. Check accumulator pre-charge, as shown in brake maintenance section (3-__).