1. TRANSMISSION 1.1 TRANSMISSION POWER SHUTTLE MAIN COMPONENTS P3 P2 P4 P1 Y4 Y3 R1 Y2 G1 Y1 H1 H2 D0012620 G1 Clutch selection valve H1 Clutch engagement valve for B/C or A/B clutches H2 Forward, reverse and neutral selection valve P1 Pressure modulating valve P2 Engagement valve P3 Pilot pressure regulating valve (10 bar) P4 General pressure regulating valve (18 bar) R1 Null shift valve Y1 Pilot solenoid valve for engagement valve H2 (MRV electr. REV) Y2 Pilot solenoid valve for engagement valve H1 (GV1 valve TRASM.1) Y3 Pilot solenoid valve for engagement valve H2 (MVV electr. FWD) Y4 Pilot solenoid valve for valve G1 (GV2 valve TRASM. 2) 10-11