Troubleshooting Guide - RHINO 2410 Operator's Manual

11. Troubleshooting Guide

TROUBLE
Loader slow or will not lift
and/or dump
Loader chatters or
vibrates when raising
or lowering
Boom delay at start
of self-level or unstable
self-level
*Loaded bucket dumps
or uncurls when control
valve is in neutral
*Insufficient self-level
2410 02/10
© 2010 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.
Air in system.
Unloading spool is leaking.
Control linkage binding.
Cylinder seals bypassing oil.
Set screw is out of adjustment.
Spring on unloading spool
is broken.
Flow divider spool is stuck
towards adjustment pin side.
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.
Cycle lift cylinders and bucket
cylinders several times to free
system of air.
Remove and inspect unloading
spool for damage.
Inspect, adjust or repair linkage.
Repair or replace cylinders.
Readjust set screw to achieve
proper flow split.
Remove plug; replace unloading
spool spring.
Remove flow divider spool and
inspect for damage.