GROUP 7 BRAKE PEDAL GROUP 7 BRAKE PEDAL (VALVE) 1. STRUCTURE 1. STRUCTURE The casing (spacer) has the oil inlet port A(Primary pressure), and the oil outlet port T (tank). In addition the secondary pressure is taken out through ports 1,2,3 and 4 provided at the bottom face.
17-2 20 18 19 17-4 17-3 28 21 23 17-1 17 18 27 2 16 24 29 22 26 15 9 8 5 31 32 T1 BL1 29 3 30 P1 BR1 13 11 7 12 T2 BL2 6 14 1 P2 BR2 4 10 1 Lower body 2 Upper body 3 Spool 4 Plug 5 Holder 6 Lower spring 7 Upper spring 8 Main spring 9 Spring retainer 10 O-ring 11 O-ring 12 Oil seal 13 Spring guide 14 Stop ring-C 15 DU bushing 16 Pedal plate 17 Pedal assy 17-1 Pedal 17-2 Lock plate 17-3 Hex bolt 17-4 Plat washer 18 Pedal rubber 19 Latch 20 Rubber cover 21 Lock pin 1 22 Lock pin 2 23 Torsion spring 1 24 Torsion spring 2 25 Stop ring-C 26 E-ring 27 Hex bolt 28 Hex nut 29 Socket head bolt 30 Spring washer 31 Plat washer 32 Stop ring-C BR1 BL1 T1 P1 BL2 BR2 T2 P2 2-31 1 1 2 Port Port name Port size P1 P2 Port Port PF 3/8 PF 3/8 BR1 BR2 Brake cylinder port Brake cylinder port PF 3/8 PF 3/8 BL1 BL2 Pluging Pluging PF 3/8 PF 3/8 T1 T2 Drain port Drain port PF 3/8 PF 3/8