Remove or add fluid until it coincides with mark on bore. To zero gage, set micrometer scales at zero mark. Turn meter switch on. Turntop micrometer knob to lower the point until meter indicates contact. Readjust until zero micrometer reading and meter contact indication exactly coincide.
Gage is ready for use.
Easy to Maintain and Clean Battery replacement and instrument cleaning are quick and simple - use mild soap and water. Fluorescein green color concentrate. Range 1430 M1430 0-2 in. No external power needed. Meter also indicates battery and hook probe condition.