1695185 ENGINE AR-COMPLETE Caterpillar parts 3406E ENGINE
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Compatible equipment models: 1695185:
TRUCK ENGINE 3406E Caterpillar
Illustration 1 g02906896
Section InformationThe machine is equipped with a hydraulically operated cooling fan. The fan is variable speed. The engine ECM automatically controls the operation of the cooling fan. This section is divided into sections. The first sections show the location of the components required to arm the machine systems. A brief discussion of each component is provided.Electrical and hydraulic schematics are used in the system operation segment to trace the flow of current and hydraulic oil through the system. Note: Because this section is meant to stand alone, some components may have been discussed in previous sections.
Illustration 2 g02906898
Fan Control (1) Engine ECM (2) Engine coolant temperature sensor (3) ATAAC air temperature sensor (4) Hydraulic oil temperature sensor (5) Fan solenoidEngine ECM (1) uses input signals from the following devices in order to control fan solenoid (5) :
Engine coolant temperature sensor (2)
ATAAC air temperature sensor (3)
Hydraulic oil temperature sensor (4) Fan solenoid (5) controls the speed of the cooling fan.