3408C & 3412C INDUSTRIAL ENGINES Caterpillar


Indicators

Usage:

Fuel Pressure

4W0510

2W3687

NOTE: Pointer movement beyond point A of indicator band not permitted.

NOTE: Pointer must stop within +0.0 -2.0 mm (+.00 -.08 in) of point C.

Water Temperature

1W0700, 2W0417

4W2683

7W2061 Indicator 12V; Use with 5L7443 Sending Unit

Range ... 38 to 116°C (100 to 240°F)

Test voltage ... 13.8 ± 0.3V

Tolerance ... ±0.76 mm (.03 in)

NOTE: Measure tolerance from the end of the pointer to the centerline of the mark on the face of the indicator.

7W2060 Indicator 24-32V; Use with 5L7442 Sending Unit

Range ... 38 to 116°C (100 to 240°F)

Test voltage ... 27.2 ± 0.3V

Tolerance ... ±0.76 mm (.03 in)

NOTE: Measure tolerance from the end of the pointer to the centerline of the mark on the face of the indicator.

NOTE: For 32V systems the 5L7441 resistor (65 ohms) is used with this indicator.

Oil Pressure

2W3681 (Mechanical)

NOTE: Calibrating hole in dial face.

4W0506

7W2936 Indicator 12V; Use with 9X1124 Sending Unit

Range ... 0 to 550 kPa (0 to 80 psi)

Test voltage ... 13.8 ± 0.3V

Tolerance ... ±0.8 mm (.03 in)

NOTE: Measure tolerance from the end of the pointer to the centerline of the mark on the face of the indicator.

7W2937 Indicator 24-32V; Use with 9X1124 Sending Unit

Range ... 0 to 550 kPa (0 to 80 psi)

Test voltage ... 27.2 ± 0.3V

Tolerance ... ±0.8 mm (.03 in)

NOTE: Measure tolerance from the end of the pointer to the centerline of the mark on the face of the indicator.

NOTE: For 32V systems the 5L7441 resistor (65 ohms) is used with this indicator.

Differential Pressure

4W0508

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