OPERATOR'S MANUAL Digital Thermometer 3i

4-2 Raynger 3i Series Operator’s Manual
4.2.2 Cleaning the Housing
To clean the instrument’s housing, simply use soap and water or a mild commercial
cleaner. Wipe with a damp sponge or soft rag. Use a soft rag to gently wipe the dis-
play.
4.3 LASER MAINTENANCE
If the laser (laser models only) does not operate properly, call your infrared ther-
mometer supplier. DO NOT open the instrument’s main housing.