User Manual

MO257-en-GB_ v1.4 5/16

Battery Replacement

1. Turn off the meter

2. Remove the Philips head screw located on the rear of the unit

3. Lift off the rear battery cover

4. Replace the three (3) ‘AAA’ 1.5V batteries

5. Secure the rear battery cover

Never dispose of used batteries or rechargeable batteries in household waste.

As consumers, users are legally required to take used batteries to appropriate collection

sites, the retail store where the batteries were purchased, or wherever batteries are sold.

Disposal: Do not dispose of this instrument in household waste. The user is obligated to

take end-of-life devices to a designated collection point for the disposal of electrical and

electronic equipment