994H Wheel Loader Electrohydraulic System Caterpillar


Liquid Level Switch (Hydraulic Tank) (Steering, Brake Hydraulic Tank) (Brake Cooling Tank)

Usage:

994H DWC



Illustration 1g01412865


NOTICE

If low impedance test equipment is used to test this switch, damage to the switch could result. Do not use a circuit tester light to test this switch. Do not use an analog multimeter to test this switch. Test only with a digital multimeter.


(1) Torque for sensor ... 22 ± 3 N·m (16 ± 2 lb ft)

Operating temperature ... −40 to 125 °C (−40 to 257 °F)

Table 1
Wiring Table    
Pin     Circuit     Color    
A     Supply voltage     Brown    
B     Ground     White    
C     Alarm     Green    

If fluid is present, the voltage between pin (B) and pin (C) should be 0.00 ± 0.25 V.

If fluid is not present, the voltage between pin (B) and pin (C) should be 5.00 ± 0.5 V.

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