Triplett 9007 - Manual (Page 40)

Page 39
9.1 Replacing Battery:
9.1.1 Remove the test leads from the meter.
9.1.2 Remove 1 screw from the top of the battery compartment
cover. Flip the Stand out and remove the screw from the bottom
of the battery compartment cover. The cover is sealed and may
fit tightly. A small screwdriver inserted at the top of the cover
may help to remove it.
9.1.3 Remove the 9 volt battery and, observing proper polarity,
replace with a fresh battery (PN 37-48).
9.1.4 Reassemble battery compartment cover. Reinstall screws.
9.1.5 Verify that the meter operates properly before using it to make
measurements.
9.2 Replacing Fuses:
9.2.1 Remove the test leads from the meter.
9.2.2 Remove the 4 screws from the back of the meter case. Flip up
the Stand and remove 2 additional screws. It is not necessary
to remove the battery cover screws.