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Brakes hydraulics & parking brake lines – Gradall 544 User Manual

Page 103

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Item

Part No.

Qty.

Description Of Part

1

Ref

BRAKE VALVE ASSY (see page
10-19 for details)

2

8866-2174

1

HEX HD PLUG (includes item 3)

3

8859-1204

5

O-RING

4

8866-2064

1

ELBOW, 90 DEGREES (includes item
3)

5

8471-7842

1

HOSE ASSY

6

8866-2005

1

CONNECTOR (includes item 3)

7

8866-2239

1

SWIVEL NUT RUN TEE, 3/8 TUBE

8

9104-3163

1

TUBE ASSY

9

8471-7317

1

HOSE ASSY

10

7713-3089

1

MINI-CHECK COUPLING

11

8471-7508

1

HOSE ASSY

12

7713-3342

1

HOSE ASSY

13

8866-2005

1

CONNECTOR (includes item 3)

14

8821-2228

2

SOCKET HD CAPSCREW,
5/16-18X1-1/4, GR5

15

9103-3096

1

INCHING VALVE ASSY

9103-4018

1

INCHING VALVE SEAL KIT

16

8866-2064

1

ELBOW, 90 DEGREES (includes item 17)

17

8859-1204

1

O-RING

Item Part No.

Qty.

Description Of Part

18 8866-2239

1

SWIVEL NUT RUN TEE, 3/8 TUBE

19 8471-7341

1

HOSE ASSY

20 8471-7466

1

HOSE ASSY

21 8866-2065

2

ELBOW, 90 DEGREES (includes item
22)

22 8859-1205

3

O-RING

23 8866-2105

1

ELBOW, 90 DEGREES (swivel nut)

24 7713-3198

1

HOSE ASSY

25

Ref PARK BRAKE VALVE (see page

10-20 for details)

26 8826-1021

2

SOCKET BUTTON HD CAPSCREW,
5/16-18X5/8

27 8855-1009

2

LOCK WASHER, 5/16

28 8866-2018

1

CONNECTOR (includes item 22)

29 9106-3098

1

TUBE ASSY

30 9104-3077

1

PRESSURE SWITCH

31 9104-3143

1

CHECK VALVE

32 8866-1342

1

TUBE END REDUCER, 1/2X3/8

33 8471-7522

1

HOSE ASSY

34 7713-1088

1

ELBOW, 90 DEGREES

35 8866-2106

1

ELBOW, 90 DEGREES (swivel nut)

8-2

PCN L-8688

FROM

HYDRAULIC

CONTROLLER

(SEE PAGE 9-14)

TO TEE IN

DIRECTIONAL

CONTROL VALVE

(SEE PAGE 9-3)

TO DUMP CIRCUIT

(SEE PAGE 9-3)

TO DIRECTIONAL

CONTROL VALVE

(SEE PAGE 9-5)

TO ACCUMULATOR

CHARGE VALVE

(SEE PAGE 8-4)

TO FRONT AXLE

PARKING BRAKES

(SEE PAGE 8-1)

BRAKES

Hydraulics & Parking Brake Lines

Starting Serial No. 0155221

Original Issue 3-90

!

NOTE: THIS PAGE, STARTING

SERIAL NO. 0155221, ORIGINAL

ISSUE 3-90, REPLACES PAGE

STARTING SERIAL NO. 0155238,

ORIGINAL ISSUE 5-89. THIS

SERIAL NO. WAS INCORRECT

FOR DATA ON THIS PAGE.

TO HYDRAULIC TANK TEE

(SEE PAGE 9-3)

TO FRONT AXLE BRAKES

(SEE PAGE 8-1)