Radiator by as much as 10 15 compared to a hydraulic fan drive system where the fan motor fan and radiator are attached to each other.
Hydraulic radiator fan motor.
The radiator fan is a key part of your cooling system.
The simplest and least expensive hydraulic fan drive uses a fixeddisplacement pump driving a fixed displacement motor with a pressure control valve to regulate motor torque fan speed.
Not the best solution especially.
Radiator by as much as 10 15 compared to a hydraulic fan drive system where the fan motor fan and radiator are attached to each other.
Replace hydraulic fan motor step by step american eagle motorhome diesel overheating solved tool list.