Troubleshooting - Honda FL5540KO Operator's Manual

TROUBLE SHOOTING
SYSTEM DOES NOT WORK AT ALL
PTO in 'OFF' position — Put to 'ON'.
No oil in system — Fill to proper level.
Check system for leaks.
Oil low in reservoir — Check and fill to
proper level. Check system for leaks.
Restriction in system — Oil suction line
could be collapsing to cut off oil supply.
Replace line.
Air leaks in pump suction line — Check
hose clamps or replace hose.
Dirt in pump — Clean and repair pump. If
needed, drain and flush hydraulic system.
Badly worn pump — Check for problems
causing pump wear.
Oil leak in pressure lines -Tighten fittings
or replace defective lines.
Hoses attached improperly — Attach
properly and tighten securely.
Control Valve Defective — Replace
SYSTEM RUNS WITH STOPS AND STARTS
Air in system — Examine suction side of
system for leaks. Make sure oil level is
correct. To get air out of system after oil level
is correct and leaks fixed, use bucket and
loader cylinders 5 to 6 times to purge the
system of air.
Cold oil — Oil viscosity may be too high at
start. Before operating, allow oil to warm up.
Components sticking or binding — Check
for dirt or gummy deposits.
Pump damaged — Check for worn or broken
parts.
SYSTEM RUNS OR WORKS SLOWLY
Cold oil — Allow to warm up before
operating.
Oil viscosity too heavy — See
specifications on proper oil.
Not enough engine speed — Increase
engine speed.
Low oil supply — Check reservoir and add
oil if needed. Check system for leaks that
could cause low oil.
Air in system — Check suction side of
system for leaks.
Badly worn pump — Repair or replace
pump. Check for problems causing pump
wear such as contaminated oil.
Restriction in suction line — Suction line
could be dirty or have inner walls that are
collapsing to cut off oil supply. Clean or
replace suction line.
Oil leaks in pressure lines — Tighten fittings
or replace defective lines.
OVERHEATING OF OIL IN SYSTEM
Using incorrect oil — See specifications on
proper oil.
Low oil level — Fill reservoir. Look for leaks.
Engine running too fast — Reduce throttle.
Restriction in hydraulic line — Clean or
replace.
Controls stuck in partially or full open
position — Free both handles so they return
to neutral.
TROUBLE SHOOTING
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