
49
L
A soiled instrument can cause reduced measurement accuracy.
►
In case of doubt send the device to GTE for calibration. As part of the
calibration sensitive parts can be cleaned from dust particles.
Â
Clean housing:
►
Clean the housing with a moist cloth (soap suds) if it is dirty. Do not use
aggressive cleaning agents or solvents!
Â
Change batteries:
►
Remove battery plug at the end of the handle by twisting it counter
clockwise and pulling it out.