Operation and maintenance manual

Section 250-0070
SM 2165 Rev 1 11-03
1
BRAKING SYSTEM - Treadle Valve
SM - 2766
Fig. 1 - Sectional View of Treadle Valve Assembly
15 - 'O' Ring
16 - Regulator Spool - Upper
17 - Spring Seat
18 - Regulator Spring
19 - Return Spring - Piston
20 - Glyde Ring Assembly
21 - 'O' Ring
22 - Backup Ring
23 - 'O' Ring
24 - Polypak Seal
25 - Backup Ring
26 - 'O' Ring
27 - Backup Ring
28 - Proximity Switch
1 - Pedal Assembly
2 - Pivot Pin
3 - Actuator Base
4 - Adjusting Screw
5 - Boot
6 - Piston Guide
7 - Piston
8 - Valve Body - Pilot
9 - Valve Body - Upper
10 - Capscrew
11 - Valve Body - Lower
12 - Plug
13 - Return Spring - Spool
14 - Regulator Spool - Lower
1
2
3
4
5
6
7
8
9
10
11
12
14
13
15
16
17
18
19
20
21
22,23
24,25
26,27
28