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TROUBLE SHOOTING
TROUBLE SHOOTING
This trouble shooting chart is provided for reference to possible loader operational problems.
Determine the "problem" that best describes the operational problem being experienced and
eliminate the "possible causes" as listed by following the "correction" procedures.
For further assistance contact your dealer.
PROBLEM
CORRECTION
POSSIBLE CAUSE
Low hydraulic fluid level
Lift and Bucket Cylinders
Inoperative.
Lift and/or bucket cylinders
operate in wrong direction
relative to control valve lever
position.
Hydraulic hoses connected
incorrectly.
Hydraulic
hoses to/from
control valve "blocked".
Loader
control
valve
or
tractor main relief valve stuck
"open".
Low
system
pressure
supplied
from
hydraulic
pump.
Control
valve
linkage
broken.
Quick disconnect coupler(s)
are not fully connected or
"Flow check".
Hydraulic hose or tubeline
blockage.
Cylinder
piston assembly
defective (not sealing).
Control valve blockage.
Hydraulic hoses connected
incorrectly.
Check
and
replenish
hydraulic fluid.
Check and correct hydraulic
hose connections.
Check for damaged (kinked)
hoses, etc.
Check
system
pressure.
Refer to "Hydraulic
pump
capacity inadequate"
.Check system
pressure.
Refer to "Hydraulic
pump
capacity inadequate".
Inspect. Repair as required.
Check coupler connections.
Replace
coupler(s)
if
necessary.
Check
for
evidence
of
damage to hose or tube lines
that would block flow of oil
between
cylinders
and
control valve.
Check cylinders for internal
leakage
as described
in
service
section
under
cylinder leakage tests..
Inspect
for
blockage.
Disassemble if necessary.
Correct
hydraulic
hose
connections
45
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