UEi Test Instruments DAFM3 - Manual (Page 13)

Maintenance
Periodic Service
WARNING!
Repair and service of this instrument is to be performed by qualified
personnel only. Improper repair or service could result in physical
degradation of the meter. This could alter the protection from
electrical shock and personal injury this meter provides to the
operator. Perform only those maintenance tasks that you are
qualified to do.
Cleaning
Periodically clean your meter’s case using a damp cloth. DO NOT use
abrasive, flammable liquids, cleaning solvents, or strong detergents as
they may damage the finish, impair safety, or affect the reliability of the
structural components.
Battery Replacement
Remove screw from battery compartment cover on back of meter and
remove cover. Replace battery with a fresh 9 Volt battery paying attention
to polarity position. Replace cover and screw.
12
BACK OF INSTRUMENT
9 Volt