Hyundai HX140L, Manual

Page: 562 / 819

7-14
Unit : kgf
CONTROL LEVER OPERATING FORCE
Use a spring scale to measure the
maximum resistance of each control lever
at the middle of the grip.
Preparation
Keep the hydraulic oil temperature at
50
·
5˚C.
Measurement
Start the engine.
Select the following switch positions.
Power mode switch: P mode
Operate each boom, arm, bucket and
swing lever at full stroke and measure the
maximum operating force for each.
Lower the bucket to the ground to raise
one track off the ground. Operate the
travel lever at full stroke and measure the
maximum operating force required.
When finished, lower the track and then
jack-up the other track.
Repeat steps
ྛ
and
ྜ
three times and
calculate the average values.
Evaluation
11)
(1)
(2)
ྙ
(3)
ྙ
ྚ
½
ྛ
ྜ
ྜྷ
The measured operating force should be within the following specifications.
Model
HX140 L
Kind of lever
Boom lever
Arm lever
Bucket lever
Swing lever
Travel lever
Standard
1.3 or below
1.3 or below
1.3 or below
1.3 or below
2.1 or below
Maximum allowable
1.7
1.7
1.7
1.7
3.15
Remarks
(4)