Service brake pedal and valve, Adjustment – Lull 6K Service Manual User Manual

Page 580

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Brakes

9-6

Service Manual — Models 644B, 6K, 844C, 8K, 1044C, 10K

Service Brake Pedal and Valve

Adjustment

Service Brake Valve -
Models with Control
Manifold Hydraulics

6K-37 (S/N 101–317)
6K-42 (S/N 101–119)
8K-42 (S/N 101–220)
10K-42 (S/N 101–106)
10K-54 (S/N 101–103)
644B-37 (S/N 101–590, 592–666)
644B-42 (S/N 101–207)
844C-42 (S/N 101–521)
1044C-42 (S/N 101–116)
1044C-54 (S/N 101–154)

Fig. 9-5: Service Brake Valve Adjustment - Models with Control Manifold

Hydraulics

(Ref. Fig. 9-5) The following procedure is for checking and adjusting the
brake valve pressure for models with control manifold hydraulics.

#

Description

1

Brake Pedal

2

Hex Nut

3

U-Clamp

4

Deadband Setscrew

5

Socket Head Capscrew

6

Actuator Base

7

Pedal Mounting Pin

8

Flange Head Capscrew

9

Rubber Boot

10 Piston Guide
11 O-Ring
12 Seal

#

Description

13 Piston
14 Regulator Spring
15 Spring Seat
16 Spool
17 Spool Return Spring
18 Piston Return Spring
19 Body
20 O-Ring
21 Port Adapter
22 Lockwasher
23 Hex Jam Nut

0

8

-9

001

1

2

2

5

6

7

9

8

11

10

12

13

14

15

16
17

18

19

20
21

22
23

3

4

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