Gardner Bender GMT-12A - English; 1 Meter Functions; Table of Contents

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GMT – 12A
P
R
O
T
E
C
T
IO
N
2
K
Ω
/V
D
C
A
C
F
U
S
E
&
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IO
D
E
200
30
40
60
20
100
1K
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0
AC
DC
50
100
150
200
250
10
20
30
40
2
4
6
8
50
10
AC
dB
DC
dB
B
A
T
10
8
6
5
4
3
2
1
0
Ω
Ω
BAT
G
O
O
D
?
-20
0
+8
+12
+16
+18
+20
+22
∞
R
E
P
L
A
C
E
!
0
d
B
:
1
m
W
6
0
0
Ω
A
C
V
R
A
N
G
E
1
0
5
0
2
5
0
5
0
0
A
D
D
d
B
0
1
4
2
8
3
4
–
O
FF
10
50
DC V
250
500
MAX
500V
AC/DC
250
500V
M
A
X
D
C
m
A
50
0.5
O
HM
X1K
10
50
250
500
AC V
2
1. Meter Functions
Needle
Analog
Scale
Zero
Adjust
Screw
Zero
Ohms
Adjust
ment
Input Jacks
Function/
Range
Selector
Switch
Contents
1. Meter Functions
2. Specifications
2.1 For Your Safety
3. Operating Suggestions
3.1 Preliminary Adjustments
3.2 Internal Battery Condition
4. DC Voltage Measurement
4.1 Automotive Batteries
4.2 Alternators and Generators
4.3 Household Batteries
5. DC Milliamp Measurement
6. AC Voltage Measurement
6.1 Wall Receptacles
6.2 Appliance Receptacles
6.3 Circuit Breaker Panels
7. Resistance/Continuity Measurement
7.1 Extension Cords
7.2 Appliance Cords
7.3 Fuses
7.4 Switches
7.5 Heating Elements
7.6 Thermostats
8. Decibel Measurement
9. Battery and Fuse Replacement
1
Figure 1
Battery/
Fuse
Cover
Mirror