Fluke 3563 Guide D'introduction page 34

4. Bore out hole by drilling with a 6.8 mm (17/64") drill bit.
5. Tap threads into the hole using an M8 (UNC 5/16) tap. Blow any shavings out of
the hole with compressed air.
6. Apply petroleum jelly on the contact surface of the mounting adapter then screw
the adapter into place and tighten the adapter down using the specially designed
wrench together with a torque wrench.
Tighten the sensor with 6 Nm of torque.
31
Screw Mounting