7-18
SH
Preparation
Stop the engine.
Loosen the cap and relieve the pressure
in the tank by pushing the top of the air
breather.
The pressure release L wrench to bleed
air.
Install a connector and pressure gauge
assembly to swing motor SH port, as
shown.
Star t the engine and check for oil
leakage from the adapter.
Keep the hydraulic oil temperature at
50
Ü
5˚C.
Measurement
Select the following switch positions.
Power mode switch : P mode
Operate the swing function or arm roll in
function and measure the swing brake
c o n t r o l p r e s s u r e w i t h t h e b r a ke
disengaged. Release the control lever to
return to neutral and measure the control
pressure when the brake is applied.
Repeat step
Θ
three times and calculate
the average values.
Evaluation
(1)
Η
Θ
Ι
Κ
Λ
Μ
(2)
Η
Â
Θ
Ι
The average measured pressure should be within the following specifications.
Unit : kgf / cm
2
SWING PARKING BRAKE RELEASING PILOT PRESSURE
15)
(3)
Model
HX145CR
HX145LCR
Description
Brake disengaged
Brake applied
Standard
40
0
Allowable limits
Over 9
-
Remarks
145ZF7MS14
Содержание HX145 LCR
Страница 11: ...SECTION 1 GENERAL SECTION 1 GENERAL Group 1 Safety Hints 1 1 Group 2 Specifications 1 10...
Страница 204: ...4 5 MEMORANDUM HYUNDAI HEAVY INDUSTRIES CO LTD CONSTRUCTION EQUIPMENT DIV...
Страница 553: ...8 82 Insert O rings to the relief valve 30 and reassemble them to rear cover 20 This completes assembly 17 32038SM42...
Страница 627: ...8 155 125LCR8TM30 Turn casing 1 upside down and remove oil seal 3 using jig 29...
Страница 636: ...8 164 125LCR8TM61 After assembling spring 44 in order clamp plug 41 Tightening torque 5 kgf m 36 lbf ft 31...
Страница 657: ...8 185 8 185 Remove lock nut 22 and then boot 23 14 36078RL14 2507ARL10...
Страница 668: ...8 196 14 15 3 Install cover 3 to body 1 and tighten bolts 14 Torque 10 12 5 kgf m 72 3 90 4 lbf ft 7 21078DA10...