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Boom retraction chains – Gradall 544C-10 User Manual

Page 39

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BOOM

Retraction Chains

Starting Serial No. 0255001

Original Issue 11-96

Revised 5-7-97

KG

3-7

Item

Part No.

Qty.

Description Of Part

1

8850-1412

1

HEX JAM NUT, 3/4-16 (torque to
100 ft.lbs.)

2

8850-1312

3

HEX NUT, 3/4-16 (torque to 100 ft.lbs.)

3

9002-7473

2

HARDENED WASHER, 3/4

4

Ref

FOURTH BOOM SECTION (see

page 3-4 for details)

5

9116-3173

1

CHAIN CLEVIS

6

9116-3037

1

CHAIN, 3/4"

7

9116-3124

2

CHAIN PIN

8

8863-1302

8

COTTER PIN

9

9116-6027

1

ANCHOR BRACKET

10

8850-1414

1

HEX JAM NUT, 7/8-14 (torque to
100 ft.lbs.)

11

8850-1314

3

HEX NUT, 7/8-14 (torque to 100 ft.lbs.)

12

Ref

THIRD BOOM SECTION (see page
3-3 for details)

13

9116-3171

1

CHAIN CLEVIS

14

9116-3036

1

CHAIN, 1"

15

9116-3123

2

CHAIN PIN

16

9108-1313

2

PIN KEEPER

17

8855-1013

4

LOCKWASHER, 1/2

18

8820-1065

4

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

19

8867-1001

2

GREASE FITTING

20

9116-1267

2

CHAIN SHEAVE PIN

21

9116-6026

1

ROLLER BRACKET

22

9116-5022

2

CHAIN ROLLER (includes items 23
& 24)

23

9116-3204

2

BUSHING

24

8692-1268

4

SEAL

25

9104-1451

4

THRUSTWASHER

9104-1450

AR

THRUSTWASHER

9104-1449

AR

THRUSTWASHER

9104-1596

AR

THRUSTWASHER

26

Ref

SECOND BOOM SECTION (see
page 3-2 for details)

27

9116-6022

1

ROLLER BRACKET

28

9116-3172

1

CHAIN CLEVIS

29

9116-1214

1

STOP BAR

30

8320-1061

8

HEX HD CAPSCREW, 3/4-10X1-3/4,
GR5 (torque to 340-365 ft.lbs.)

31

9002-7473

8

HARDENED WASHER, 3/4

32

9116-1212

1

CABLE ADJUSTMENT BLOCK

33

9116-3162

1

SPRING

34

Ref

FIRST BOOM SECTION (see page
3-1 for details)

35

9116-3170

1

CHAIN CLEVIS

36

9116-1213

1

STOP BAR

37

9116-1211

1

CABLE ADJUSTMENT BLOCK

38

9116-3161

1

SPRING

SERVICE NOTES:

1).

A chain wear gage, part number 9116-4084, is now available to check if your
boom chain has been stretched beyond spec.

* Added service note.