bühler

Allied Front-End Loader

TROUBLE SHOOTING

Problem

Possible Cause

Remedy

Loader slow and/or will not dump.

Loader chatters or vibrates when raising and lowering.

Excessive movement at pivots.

Pump noisy.

Oil leaks.

Quick couplers leaking

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 valve.

Air leak in pump inlet line. Air in hydraulic system. Oil level too low.

Worn bushings and/or pins.

Inlet line restricted or leaking.

Oil level too low.

Pump worn or damaged.

Damaged fitting or hoses. Loose connections. Worn or damaged O-ring wiper seal in cylinder rod end.

Worn or damaged O-rings in valve.

Check connections and compatibility or replace. Change or replace filter. 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 lines.

Inspect, clean, repair or replace valve.

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

Replace seals.

Repair or replace valve.

Check, tighten or replace inlet line. Cycle lift cylinders and bucket cylinders. Add oil as required.

Replace bushings and/or pins.

Check for air leaks, restrictions or collapsed hose. Tighten or replace hose. Clean filter if necessary.

Add oil as required. Repair or replace pump.

Replace damaged parts. Tighten fittings.

Install a seal repair kit.

Install an O-ring repair kit.

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Buhler 2596, 2595 manual Trouble Shooting, Problem Possible Cause