5. HYDRAULIC DIAGRAM 5.4 GEAR PUMP FOR HYDRAULIC SERVICES AND STEERING 5.4 GEAR PUMP FOR HYDRAULIC SERVICES AND STEERING X L1 L2 P1 P2 P2 P1 View X D0011710 FUNCTION Port L1: inlet Port L2: suction Port P1: supply to services Port P2: supply to power steering CHARACTERISTICS Pump P1 Displacement: 32 cc/rev Maximum pressure: 200 bar (2900 psi) Pump P2 Displacement: 14 cc/rev Maximum pressure: 180 bar (2610 psi) 10-42