
XLB-4232 DC
4-2
Monthly Service Checks
Perform the following monthly service checks as listed in Table 4-2.
Table 4-2. Monthly Service Checks
Service Check
Every
month
Every
6 months
Every
12 months
Clean battery terminals and check battery
charger operation.
Check operation of manual emergency
lowering valve.
Check wheel nut torque per paragraph 4-2.
Check for excess wear, free play, or binding in
outrigger screws. Replace damaged parts.
Lubricate power compartment hinges and
latches with light weight machine oil.
Lubricate grease fittings labeled LUBRICATE
MONTHLY per paragraph 4-3.2.
Lubricate trailer tongue jack (2 places) with
NLGI Grade 2 multi-purpose grease.
Lubricate grease fittings labeled LUBRICATE
SEMI-ANNUALLY per paragraph 4-3.3.
Lubricate wheel bearings per paragraph 4-3.4.
Check battery cables and wiring for loose
connections and damaged wires.
Check outrigger bushings and replace if
necessary per paragraph 4-5.
Replace hydraulic oil and oil filter.
Check boom pivot points for bearing wear.
Replace worn or damaged bearings.
Check slew bearing for wear or damage; torque
bearing bolts to 200 lb-ft (271 N
ยทm).
Inspect and adjust trailer brakes.
Load test boom with 300 pounds.