Model 14 Sound Level Meter User Manual 
 
 
 
Fitting a New Battery 
 
 
 
1. Ensure the instrument is turned off before removing the battery cover. 
 
2. Remove the battery cover. 
 
3. The battery is made accessible by pressing the left hand side of the battery 
cover down slightly and then sliding it to the right. The spent battery can then be 
removed and disposed of safely. 
 
4. A new battery, IEC 6F22 (NEDA 1604, PP3) can then be fitted. The battery can 
only be fitted in one orientation. 
 
5. Replace the battery cover by sliding it back into place from right to left.