735 and 740 Articulated Trucks and 735 and 740 OEM Articulated Trucks Steering, Suspension, and Body Hoist Hydraulic Systems Caterpillar

(1) Steering cylinders

(1a) Relief valves

(2) Piston pump (steering)

(2a) Pressure and flow compensator valve

(3) Pump and motor (secondary steering)

(4) Signal and pressure reducing valve

(5) Gear pump

(6) Solenoid valve

(7) Steering check and combiner valve

(8) Gear motor

(9) Pressure switch

(10) Lowering control valve (AWR1-271) and (AWM1-491)

(11) Fan motor

(12) Gear pump

(13) Bypass valve

(14) Metering pump

(15) Counterbalance valve (if equipped)

(16) Thermal valve

(17) Tailgate cylinder (if equipped)

(18) Hoist cylinders

(19) Hoist control valve

(19a) Lowering control valve (stopped engine)

(19b) Relief valve

(20) Manual valve

(21) Manual valve

(22) Valve body

(23) Accumulators

(24) Suspension cylinders

(25) Gear pump

(A) Hydraulic tank for the hoist and braking systems

(B) Hydraulic tank for the steering and fan drive systems