23 24
F1 500mA/250 FUSE
F2 20A/250V FUSE
9V Batte
9V Battery Door
9V Battery Door Screws
Rear cover screws
Rear cover screws
Diode Test
Test current
Resolution
Accuracy
1.0mA typical
1 mV
+5% of rdg +15 dgts
Open circuit voltage: 3.0V dc typical
Audible Continuity
Audible threshold: Less than35Ω Test current: <1mA dc typical
Maintenance
REPLACING THE BATTERY
WARNING
: To avoid electric shock, disconnect the test leads from
any source of voltage before removing the battery door.
1. When the batteries become exhausted or drop below the operating
voltage, “ ” will appear in the left-hand side of the LCD display.
The battery should be replaced.
2. Follow instructions for installing battery. See the Battery Installation
section of this manual.
3. Dispose of the old battery properly.
WARNING:
To avoid electric shock, do not operate your meter until
the battery door is in place and fastened securely.
BATTERY INSTALLATION
WARNING
: To avoid electric shock, disconnect the test leads from
any source of voltage before removing the battery door.
1. Disconnect the test leads from the meter.
2. Open the battery door by loosening the screw using a Phillips head
screwdriver.
3. Insert the battery into battery holder, observing the correct polarity.
4. Put the battery door back in place. Secure with the two screws.
WARNING:
To avoid electric shock, do not operate the meter until
the battery door is in place and fastened securely.
NOTE
: If your meter does not work properly, check the fuses and
battery to make sure that they are still good and that they are properly
inserted.
REPLACING THE FUSES
WARNING
: To avoid electric shock, disconnect the test leads from
any source of voltage before removing the rear cover (fuse door).
1. Disconnect the test leads from the meter and any item under test.
2. Open the fuse door by loosening the screws on the rear cover using
a Phillips head screwdriver.
3. Remove the old fuse from its holder by gently pulling it out.
3. Install the new fuse into the holder.
4. Always use a fuse of the proper size and value (0.5A/250V -
φ
5 x 20 ,
fast blow for the 400mA range, 20A/250V –
φ
6.3 x 32 fast blow for
the20A range).
5. Put the fuse door back in place. Insert the screw and tighten it
securely.
WARNING
: To avoid electric shock, do not operate your meter until the
fuse door is in place and fastened securely.