Bush Hog 2165 Hydraulic Trouble Shooting, Stabilizer Pads, Troubleshooting Procedures, Problem

STABILIZER PADS Figure 10

The backhoe is supplied with flip-over stabilizer feet as standard equipment. They are suitable for most backhoe work and generally are all that is ever required. However, foot pad kits are available as options. These kits bolt to the standard feet and increase the versatility of the backhoe. See Figure 10.

Hydraulic Trouble Shooting

The trouble shooting material presented in this sec- tion is offered as a guide to diagnosing probable caus- es and remedies for general operational problems. Match your problem with the typical problem exam- ples given, and note the possible cause and the prop- er corrective action.

NOTE: When using the following chart, if it is decided that an overhaul of components or pressure adjust- ments are necessary to correct malfunctioning, it is

WARNING

Escaping hydraulic / diesel fluid under pressure can penetrate the skin causing serious injury.

Do not use your hand to check for leaks. Use a piece of cardboard or wood to check for leaks.

Stop engine and relieve pressure before con- necting or disconnecting lines.

recommended that your dealer make these repairs. He is equipped to do this work.

If any liquid is injected into the skin, obtain med- ical attention immediately or gangrene may result.

TROUBLESHOOTING PROCEDURES

Problem	Cause	Correction
Machine fails to operate	Low oil supply in reservoir	Fill to proper level.
when started initially
	No oil supply to machine	Oil is not being diverted from the
		prime mover hydraulic system.
		Be sure that the proper controls are
		actuated on the prime mover.
	Pump not running	Check pump drive to be sure it is
		engaged.
	Improper hose connection	IMPORTANT: Be sure inlet and return
		hoses are hooked up correctly.
		Improper hook-up will result in
		damage to the backhoe valve.
	Excessive back pressure	Relieve condition. Restriction may be
		from outlet to reservoir.
	Relief valve setting in backhoe	Relief pressure will have to be checked
	control valve too low or	and corrections made. Backhoe
	defective	system pressure is 2400 PSI. Relief valve
		may need cleaning and or overhauling or
		entire cartridge must be replaced.
Machine loses power after	Low oil supply in	Fill to proper level.
operating satisfactorily	reservoir
initially
	Loose oil line connections,	Tighten all hose connections and
	leaks in line or broken lines	replace any damaged O-rings at
		leaking O-ring fittings. Check and
		replace any damaged hoses and lines.
	Oil is bypassing cylinder piston,	Replace or rebuild the cylinder; replace
	scored piston, worn piston	damaged parts.
	packing, or defective piston
	assembly

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