Troubleshooting guide, And/or dump, Oil filter plugged. clean or replace filter – Servis-Rhino 1495 User Manual

Page 87: Hydraulic pump worn. repair or replace pump, Damage or restrictions. replace, Damaged or restricted hoses or tube, Oil lines, Properly. valve, Cylinders several times to free, System of air

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OPERATION

1480/1485/1495 01/11

Operation Section 4-41

© 2011 Alamo Group Inc.

OPERA

T

ION

11. Troubleshooting Guide

TROUBLE

POSSIBLE CAUSE

POSSIBLE REMEDY

Loader slow or will not lift

Hydraulic oil too heavy.

Change to proper oil.

and/or dump

Oil filter plugged.

Clean or replace filter.

Hydraulic pump worn.

Repair or replace pump.

Oil line restricted or leaking.

Check all hoses and tubes for leaks,

damage or restrictions. Replace
damaged or restricted hoses or tube
oil lines.

Control valve does not shift

Inspect, clean, repair or replace

properly.

valve.

Air in hydraulic system.

Cycle lift cylinders and bucket
cylinders several times to free
system of air.

Cylinder leaks internally.

Replace seals.

Faulty relief valve (tractor).

Clean and replace relief valve.

Loader chatters or

Air leak in pump inlet line.

Check, tighten or replace inlet line.

vibrates when raising
or lowering

Air in hydraulic system.

Cycle lift and bucket cylinders.

Oil level too low.

Add oil as required.

Oil leakage

Loose connections.

Tighten fittings.

Defective fittings or hoses.

Replace defective parts.

Worn or damaged o-ring or

Install a seal repair kit.

wiper seal in cylinder rod end.

See “Cylinder Service”.

Worn or damaged or rings in

Install an o-ring repair kit.

valve.

Insufficient lift capacity

Load is greater than boom

Check loader specifications.

lift capacity.
Improper hydraulic pump

Repair or replace pump.

operation.
Internal lift cylinder leakage.

Replace any worn parts and install
a seal repair kit. See “Cylinder
Service”.

Improper hydraulic valve

Repair or replace valve.

operation.

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