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Apo
SELECT
MIN/MAX
TEST
TEST
Temp
mV
V
kHz
V
OFF
Testing the Fuse
IRT807
V
Test Voltage
LOCK
RANGE
A-HOLD
F C
PI/DAR
Hz
ZERO
mA
SMOOTH
50V
1000V
Battery Replacement
Removed protective
rubber boot.
Fuse Replacement
Removed protective
rubber boot.
• Turn the rotary selector dial to ZERO/Ω position.
• Press and hold the TEST button. If the display
shows "FUSE", the fuse is bad and should be
replaced. Please see Fuse Replacement section
of this manual.
WARNING:
• To avoid electrical shock or injury, remove the
test leads and any input signals/voltages before
replacing the fuse.
AA battery
AA battery
AA battery
AA battery
Fuse
Removed battery
cover.
AA battery
AA battery
AA battery
AA battery
Fuse
Removed battery
cover.
18
•
When the batteries
are too low for safe operation,
the Low Battery indicator will
display
• Remove protective rubber
boot.
• Remove battery cover.
• Replace the batteries (4 AA).
• Replace the battery cover
• Replace the protective rubber
boot.
• Remove protective rubber boot.
• Remove battery cover.
• Replace the fuse (F 440mA
1000V 1R 10kA).
• Replace the battery cover.
• Replace the protective rubber
boot.
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