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522d, Hydraulic circuits drive circuit - front – Gradall 524D User Manual

Page 113

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522D

MATERIAL HANDLER

Item

Part No.

Qty.

Description Of Part

17

9105-3426

1

STRAIGHT THREAD ADAPTER
(includes item 23)

18

8471-7344

1

HOSE ASSY

19

8471-7911

1

HOSE ASSY

20

8471-7832

1

HOSE ASSY

21

9139-3003

1

TUBE ASSY

22

8471-7304

1

HOSE ASSY

23

8859-1207

2

O-RING

24

9108-3106

2

O-RING

25

8859-1202

2

O-RING

26

8471-2739

8

FLANGE HALF

27

8855-1013

16

LOCKWASHER, 1/2

28

8320-1120

16

HEX HD CAPSCREW, 1/2-13X1-3/4,
GR5

29

8866-2084

1

ELBOW - 45 DEGREES (includes
o-ring)

8859-1204

1

O-RING

30

9105-3020

2

STAUFF TEST COUPLING

31

8866-1384

1

HEX PLUG, 3/8 TUBE

32

7713-3140

2

COVER PLATE

33

7713-3177

2

HEX HD CAPSCREW, 5/16-18x1-3/8

34

9108-3240

2

CLAMP SET

Item

Part No.

Qty.

Description Of Part

1

Ref

HYDROSTATIC TRANSMISSION
ASSY (see page 10-16 for details)

2

8320-1135

8

HEX HD CAPSCREW, 7/16-14X1-1/2,
GR8

3

8855-1012

8

LOCKWASHER, 7/16

4

8471-2738

4

FLANGE HALF

5

9108-3222

1

ELBOW, 90 DEGREES (includes
item 23)

6

8866-2239

2

SWIVEL NUT RUN TEE, 3/8 TUBE

7

9114-3055

1

TUBE ASSY

8

9020-5792

2

CUSHION CLAMP

9

8471-4006

2

CAP

10

8471-8861

2

HOSE ASSY

11

9002-7906

2

ELBOW, 90 DEGREES (includes
o-ring)

8859-1204

2

O-RING

12

8471-8657

2

HOSE ASSY

13

9108-3339

4

O-RING

14

8866-2003

2

CONNECTOR (includes item 25)

15

Ref

FRONT DRIVE MOTOR, (see page
10-22 for details)

16

8471-7852

1

HOSE ASSY

9-3

HYDRAULIC CIRCUITS

Drive Circuit - Front

Starting Serial No. 0277001

Original Issue 5-98

Revised 7-1-99

To Flow
Divider Valve
(see page 9-1)

To Dump

(see page 9-2)

1. Item 18 routes to Inching Valve (see page 7-4, item 21)
2. Item 22 routes to Solenoid Valve (see page 7-4, item 12)
3. Item 16 routes to Hydraulic Reservoir (see page 10-18,
item 7 front connector)

PCN 980101, 980390,
980764 - JH

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* Changed Qty. on items 5, 13 & 23; changed Description on item 15; changed Part No. on item
19; removed items 29 thru 32; moved item 33 to item 30; replaced item 29 with 8866-2084, item
31 with 8866-1384, item 32 with 7713-3140; added items 33 & 34 and revised illustration.

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