JLG G5-18A Service Manual page 97

Boom Troubleshooting (Continued)
Problem
6. Rapid boom pad wear.
7. Auxiliary hydraulics will not
operate.
G5-18A, 2505
Cause
1. Incorrect wear pad gap.
2. Rapid cycle times with heavy
loads.
3. Contaminated, corroded or
rusted wear pad sliding
surfaces.
4. Operating in extremely dusty/
abrasive conditions.
1. Auxiliary hydraulic system not
operating properly.
Boom
Remedy
1. Check wear pad gaps and
correct as needed. Refer to
Section 3.4.2, "Boom Wear Pad
Replacement."
2. Reduce cycle times.
3. Remove contamination and/or
corrosion from wear pad sliding
surfaces and lubricate. If the
surfaces cannot be
reconditioned, replace the boom
section(s).
4. Clean equipment frequently.
1. Refer to Section 8, "Hydraulic
System."
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