User`s guide
Introduction 1 
Cleaning Your LCR Meter
U1731C/U1732C/U1733C User’s Guide 23
Cleaning Your LCR Meter
Dirt or moisture in the terminals can distort readings. 
Follow the steps below to clean your LCR meter.
1 Turn the LCR meter off and remove the test leads.
2 Turn the LCR meter over and shake out any dirt that may 
have accumulated in the terminals.
3 Wipe the case with a damp cloth and mild detergent — do 
not use abrasives or solvents.
4 Wipe the contacts in each terminal with a clean swab 
dipped in alcohol.
WARNING
To avoid electrical shock or damage to the LCR meter, ensure that the 
insides of the casing stay dry at all times.










