Troubleshooting Guide - RHINO LOADER 5211 Operator's Manual

11. Troubleshooting Guide

TROUBLE
Loader slow or will not lift
and/or dump
Loader chatters or
vibrates when raising
or lowering
External leakage
Pump noisy
Excessive wear on bucket
cutting edge
5211 01/11
© 2011 Alamo Group Inc.
OPERATION
POSSIBLE CAUSE
Hydraulic oil too heavy.
Oil filter plugged.
Hydraulic pump worn.
Oil line restricted or leaking.
Control valve does not shift
properly.
Air in hydraulic system.
Cylinder leaks internally.
Faulty relief valve (tractor).
Air leak in pump inlet line.
Air in hydraulic system.
Oil level too low.
Damaged seals.
Inlet line restricted or leaking.
Oil level too low.
Pump worn or damaged.
Bucket is riding on cutting edge
instead of wear runners.
Operation Section 4-43
POSSIBLE REMEDY
Change to proper oil.
Clean or replace filter.
Repair or replace pump.
Check all hoses and tubes for leaks,
damage or restrictions. Replace
damaged or restricted hoses or tube
oil lines.
Inspect, clean, repair or replace
valve.
Cycle lift cylinders and bucket
cylinders several times to free
system of air.
Replace seals.
Clean and replace relief valve.
Check, tighten or replace inlet line.
Cycle lift and bucket cylinders.
Add oil as required.
Remove leaking component;
replace seals.
Check for air leaks, restrictions or
collapsed hose. Tighten or replace
hose. Clean filter.
Add oil as required.
Repair or replace pump.
Use boom "FLOAT" position or
bucket level indicator to ensure
bucket rides on wear runners.