Maintenance - Extech Instruments EX350 User Manual

5. Maintenance
WARNING: To avoid electrical shock, remove the test leads, disconnect the meter from
any circuit and turn OFF the meter before opening the case. Do not operate with an open case.
Battery and Fuse Replacement
Battery Replacement
1. Remove the test leads from the meter.
2. Remove the meter's protective cover.
3. Remove the Phillips head screw that secures the
battery compartment at the back of the meter.
Open the battery compartment and replace the two
AA batteries observing correct polarity. Re‐assemble
the meter before use
Safety: Please dispose of batteries responsibly; never
dispose of batteries in a fire, batteries may explode or
leak. If the meter is not to be used for 60 days or more,
remove the battery and store separately.
Fuse Replacement
The 600mA fuse can be replaced from the battery compartment.
4. To replace the 10A fuse, remove the four (4) screws that secure the meter housing.
Remove the small Phillips screw in the battery compartment.
5. Replace the fuse with one of the same type and rating. Reassemble the meter before
use.
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.
Cleaning and Storage
Periodically wipe the case with a damp cloth and mild detergent; do not use abrasives or solvents.
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.
Fig 5‐1 BATTERY AND FUSE REPLACEMENT
21
EX35x‐en‐GB_V1.2 12/15