7-5
TRAVEL SPEED
Measure the time required for the
excavator to travel a 20 m test track.
Preparation
Adjust the tension of both tracks to be
equal.
Prepare a flat and solid test track 20m in
length, with extra length of 3 to 5 m on
both ends for machine acceleration and
deceleration.
Hold the bucket 0.3 to 0.5 m above the
ground with the arm and bucket rolled in.
Keep the hydraulic oil temperature at
50
±
5˚C.
Measurement
Measure both the low and high speeds
of the machine.
Before starting either the low or high
speed tests, adjust the travel mode
switch to the speed to be tested, then
select the following switch positions.
Power mode switch : P mode
Start traveling the machine in the
acceleration zone with the travel levers at
full stroke.
Measure the time required to travel 20 m.
After measuring the forward travel
speed, turn the upperstructure 180
。
and measure the reverse travel speed.
Repeat steps
④
and
⑤
three times in
each direction and calculate the average
values.
Evaluation
0.3~0.5m
3~5m
20m
3~5m
3)
(1)
(2)
①
②
③
④
(3)
①
②
·
③
④
⑤
⑥
The average measured time should meet the following specifications.
(4)
Unit : Seconds / 20 m
Model
HX130CR
HX130LCR
Travel speed
1 Speed
2 Speed
Standard
22.0
±
2.0
13.2
±
1.0
Maximum allowable
27.9
17.0
Remarks
145ZF7MS04
145ZF7MS05
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 ...