Titan 2WD V8-5.6L (VK56) (2004)
Figure B-7
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The beam should be aimed between / through the slots in the fan shroud.
9. Measure the fan motor speed (RPM) and the fan motor voltage as follows:
a. Turn the Fan Motor Tester ON.
NOTE:
In the ON position, the LED light on the switch will illuminate yellow.
b. Press and hold the TEST button on the Phototach Digital Tachometer.
WARNING:
Do not shine or point the red light beam from the Phototach Digital Tachometer into anyone's eyes (including your own).
b. Hold the digital tachometer about 4 inches away from the condenser fan.
c. Aim the red beam at the painted area on the fan blade.
Figure B-8