Troubleshooting – HONDA FL5540K0 User Manual
Page 43
TROUBLE
SHOOTING
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 o i l
-
Allow to warm up before
operating.
O i l v i s c o s i t y t o o h e a v y
-
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.
41