Sơ đồ thủy lực máy đào HuynDai 140W

Sơ đồ thủy lực máy đào HuynDai 140W

11 FRONT AND REAR AXLE BRAKE SYSTEM(SERVICE BRAKE)

OUTRIGGER/DOZER CYLINDER cvÊÑEn Ante BOOM CYLINDER

FRONT AXLE REAR AXLE OBC NOER

TRAVEL MOTOR

| |

PcS Pd5

|

|

| ARM 1 V3 Pc3{sh}

DR2

BRAKE VALVE

DOZER |!

I

GT3 đr11 đr12

BRAKE SUPPLY VALVE

DOZER/OUTRIGGER TRAVEL PEDAL RCV LEVER(LH) RCV LEVER(RH)

TRAV = SWING ARM AI Ey UCKET BOOM =< lZ DOZER =|

MAIN PUMP

A2

|

——k——l

Pn1 Pm2 đr13

2 SOLENOID

VALVE z —T

14W73HC21

When the brake pedal(Valve) is pushed, the discharged oil from the gear pump(P2) flows into the front and rear axle brake disc through the solenoid valve of brake supply valve

This pressure is applied to axle brake disc, thus the brake is applied

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