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6-23
A
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HOW TO CHECK INTERNAL BOOM CYLINDER LEAKAGE
Raise bucket OFF the ground by retracting
the arm cylinder rod.
If oil leaks from piping side and boom
cylinder rod is retracted there is an internal
leak in the cylinder.
If no oil leaks from piping side and boom
cylinder rod is retracted, there is an internal
leak in the control valve.
3.
Disconnect hose (A) from rod side of boom
cylinder and drain oil from cylinders and
hose. (put cups on piping and hose ends)
2.
Lower the bucket teeth to the ground with
bucket cylinder fully retracted and arm
cylinder rod retracted almost in full.
1.
145ZF6TS01
(210-7) 6-20(2)
145ZF6TS02
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 ...