Hydraulic control valve assembly - (mid inlet) – Lull 644B Parts Manual User Manual

Page 491

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ITEM

PART NO.

DESCRIPTION

QTY.

ITEM

PART NO.

DESCRIPTION

QTY.

1

39050B

1

4 Section Mid-Inlet Valve Assembly

65204B

-

5 Section Mid-Inlet Valve Assembly

39052B

-

6 Section Mid-Inlet Valve Assembly

39983B

-

7 Section Mid-Inlet Valve Assembly

➋39719B

-

5 Section Mid-Inlet Valve Assembly

➋39720B

-

7 Section Mid-Inlet Valve Assembly

2

P05029

1

Locknut, Hx., 1/2"-20 Grade C

3

37909X

1

Tie Rod, 1/2"-20

4

P05028

2

Locknut, Hx., 7/16"-20 Grade C

5

37910X

2

Tie Rod, 7/16"-20

6

37902X

1

Outlet Section

7

P91782

3

O-Ring

8

P91786

1

O-Ring Plug, Hex

9

36546X

1

Valve Section Assembly - Boom Extension

(See Page 6.20.1 for Breakdown)

10

37907X

1

Valve Section Assembly - Boom Hoist

11

37953X

2

Shut-Off Plug

12

37901X

1

Mid-Inlet Section

13

37952X

1

Relief Valve Assembly

(See Page 6.24.1 for Breakdown)

14

37923X

O-Ring

15

P15447

1

O-Ring Plug, Hex

16

➋37903X

1

Valve Section Assembly - Unloader

(See Page 6.21.1 for Breakdown)

17

37904X

1

Valve Section Assembly - Frame Tilt/Outriggers

(See Page 6.21.1 for Breakdown)

18

37906X

1

Valve Section Assembly - Carriage Fork Tilt

(See Page 6.22.1 for Breakdown)

19

37951X

1

Relief Valve Assembly

(See Page 6.23.1 for Breakdown)

20

37900X

1

Inlet Section

21

37917X

-

Tie Rod, 3/8"-24 (For 4 Section Valve)

37918X

1

Tie Rod, 3/8"-24 (For 5 Section Valve)

37919X

Tie Rod, 3/8"-24 (For 6 Section Valve)

37920X

-

Tie Rod, 3/8"-24 (For 7 Section Valve)

37921X

-

Tie Rod, 3/8"-24 (For 8 Section Valve)

37922X

-

Tie Rod, 3/8"-24 (For 9 Section Valve)

22

P05027

1

Locknut, Hx., 3/8"-24 Grade C

23

37911X

Tie Rod, 5/16"-18 (For 4 Section Valve)

37912X

Tie Rod, 5/16"-18 (For 5 Section Valve)

37913X

2

Tie Rod, 5/16"-18 (For 6 Section Valve)

37914X

-

Tie Rod, 5/16"-18 (For 7 Section Valve)

37915X

-

Tie Rod, 5/16"-18 (For 8 Section Valve)

37916X

-

Tie Rod, 5/16"-18 (For 9 Section Valve)

24

P05001

2

Locknut, Hx., 5/16"-18 Grade C

NOTES:
➊ 5 Required for 6 Section Valve.

6 Required for 7 Section Valve.
7 Required for 8 Section Valve.
8 Required for 9 Section Valve.

➋ Used with Natural Engines Only.

HYDRAULIC CONTROL VALVE ASSEMBLY - (Mid Inlet)

6.19.3

Rev. 003

6K-42 S/N 120–

6K-37 S/N 318–

644B-37 S/N 591, 667–

644B-42 S/N 208–

644B

6K

844C

8K

1044C

10K

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