Honda Power Equipment FL5540K0 guide

TROUBLE SHOOTING

FOAMING OF OIL IN SYSTEM

Low oil level-Fill reservoir. Look for leaks. Water in oil -Drain and replace oil.

Wrong kind of oil being used - See specifications on proper oil.

Air leak in line from reservoir to pump - Tighten or replace suction line.

Kink in oil suction line -Replace oil line.

Worn seal around pump shaft - Clean sealing area and replace seal. Check oil for contamination.

LOAD DROPS WITH CONTROL VALVE IN NEUTRAL POSITION

Leaking or broken oil lines from control valves to cylinder - Check for leaks. Tighten or replace lines.

Oil leaking past cylinder packing or

“0”rings -Replace worn parts. If wear is caused by contamination, clean hydraulic system and determine source of dirt.

Oil leaking past control valve -Clean or replace valve. Wear may be caused by contamination. Clean system and determine source of dirt.

PUMP MAKES NOISE

Low oil level -Fill reservoir. Check system for leaks.

Oil viscosity too high -See specifications on proper oil.

Cold oil - Allow oil to warm up before operating.

Suction line plugged or pinched -Clean or replace line between reservoir and pump.

Reservoir air vent plugged -Remove vent plug, flush, and clean air vent.

Air in oil -Tighten or replace suction line. Check system for leaks. Check pump shaft seal.

.Worn or scored pump bearings or shafts -Replace pump.

PUMP LEAKS OIL

Damaged seal around pump shaft - Replace seal.

CONTROLVALVE STICKS OR WORKS HARD

Valve broken or scored internally - Replacevalve.

CONTROL VALVE LEAKS OIL

Worn or damaged “0”rings-Replace“ 0 rings. If contamination has caused “ 0 rings to wear, clean system and look for source.

Broken valve parts - Replace parts or valve.

CYLINDER LEAKS OIL

Damaged cylinder bowl - Replac4 cylinder. Correct cause of damage.

Rod seal leaking - Replace seal. If contamination caused seal to wear. look for source. Wear may be caused by external as well as internal contaminants. Check piston rod for scratches or misalignment.

Loose parts -Tighten parts.

Piston rod damaged -Check rod for nicks or scratchesthat couldcause seal damage or allow oil leakage. Replacedefective cylinder.