Fluke II Series Service Manual

Maintenance
DISPLAY
ACCESS
Table
3*1.
Recommended
Test
Equipment
INSTRUMENT
TYPE
REQUIRED
CHARACTERISTICS
RECOMMENDED
MODEL
PREFERRED
DMM
Calibrator
John
Fluke
5100B
Family
John
Fluke
Models
5100B,
5101
B,
5102B,
5700A
ALTERNATE
DCV Calibrator
DC Voltage
Range: 0 to
1000V
Accuracy:
±
.05%
ACV
Calibrator
AC Voltage
Range: 0
to 750V
Accuracy:
±
0.4%
Frequency
Range: 40 Hz
to 1 kHz
Current
Calibrator
DC mA: 0
to 300 mA
DCA: 0
to 2A
Accuracy: 0.3%
Decade Resistor
Resistance:
0 to 30
MQ
General
Resistance
Accuracy:
± .1%
RDS-77B
Resistance: 0 to
10 M£2
ESI
Accuracy: 0.1%
DB-62
DISPLAY
ACCESS
3-3.
CAUTION
Do
not
handle
the
conductive
edges
of
the LCD
interconnects.
If
contaminated,
clean
with
alcohol.
Refer
to
Figure
3-1.
1.
Remove
the
four Phillips
screws from
the
back side
of the
pea.
2.
Remove
the
LCD mounting
bracket.
3.
Insert
a small
screwdriver under the
edges
of the display
holding
bracket,
and
gently
pry
the
bracket loose from the
snaps.
4.
Turn
the
bracket upside down
to
remove
the
LCD.
5.
Before
installing
a new LCD, make
sure
that
all
connector
contact points
are
clean.
CLEANING
3.4.
CAUTION
To
avoid
damaging the
meter,
do
not
use aromatic
hydrocar-
bons
or
chlorinated
solvents for
cleaning.
These
solutions will
react
with
the
plastics
used in
the
instruments.
Do
not
allow
the LCD
to
get
wet.
Remove
the
display
assembly
before
washing
the
pea
and
do
not install
until
the
pea is
completely
dry.
Do
not
use
detergent of any
kind
for
cleaning the
pea.
Do
not
remove
lubricants from
the
switch when
cleaning
the
pea.
3-4

Fluke II Series Specifications

General

True RMS	Yes
Temperature	-40 °C to 400 °C
Continuity	Yes
Diode Test	Yes
Safety Rating	CAT III 600V
Voltage DC	600V
Voltage AC	600V
Current DC	10A
Current AC	10A
Resistance	40MΩ
Battery Life	400 hours
Warranty	3 years