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6-15
YES
YES
YES
OK
OK
NO
NO
NO
Is travel brake
pressure within
standard level?
Clogged
Is drain rate of
travel motor
within standard
value?
Check if parking
brake pilot line is
clogged.
Is parking brake
friction plate
worn?
MACHINE DOES NOT STOP ON A SLOPE
Machine is pulled forward as sprocket rotates during digging operation.
3)
Is bucket or arm
operation
possible?
Disassemble both
travel relief valves
and inspect for
any fault.
Check oil volume
in hydraulic oil
tank.
Remove dust
plug under engine
flywheel and
check that there is
no coupling
element particles.
LH AND RH TRAVEL MOTIONS ARE IMPOSSIBLE
4)
Faulty
Hydraulic pump is
faulty.
Travel relief valve
is faulty.
Coupling at pump
connection is
broken.
Inspect according
to the procedure
"Travel does not
function at all on
one side."
However, a case
where both LH
and RH travel
motions are
disabled is
extremely seldom
statistically.
Disassemble
and repair.
Disassemble
and repair or
replace.
Disassemble
and repair.
Replenish
hydraulic oil.
Friction plate is
faulty.
Travel motor is
defective.
Brake valve is
faulty.
Disassemble
and repair.
Disassemble
and clean pilot
piping.
Disassemble
and repair.
Disassemble
and repair or
replace.
Particles present.
Short
Cause
Remedy
Cause
Remedy
None
YES
OK
SPEC : 14.3 kgf/cm
2
Summary of Contents for HX130 LCR
Page 11: ...1 1 SECTION 1 GENERAL Group 1 Safety Hints 1 1 Group 2 Specifications 1 10 ...
Page 174: ...4 5 MEMORANDUM HYUNDAI HEAVY INDUSTRIES CO LTD CONSTRUCTION EQUIPMENT DIV ...
Page 536: ...8 108 125LCR8TM30 Turn casing 1 upside down and remove oil seal 3 using jig 29 ...
Page 566: ...8 138 Remove lock nut 22 and then boot 23 14 36078RL14 2507ARL10 ...