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RC-5B
PLUS
Calibration
5.
Adjust
potentiometer
R106
for
a-20°C
indication.
Remove
the
106.15
ohm
resistor.
6.
Referring
to
figure
6-2,
place
the
149.79
ohm
precision
resistor
in
the
circuit.
7.
Adjust
potentiometer
R105
for
a +40°C
indication
~
8.
Repeat
steps
4 through
7 until
-20°C
and
+4~°C
indications
are
obtained.
9.
Set
the
main
circuit
breaker
to
OFF.
10.
Remove
the
precision
resistor
and
reconnect
the
original
circuit
as
shown
in
figure
6-2.
WHITE
WIRES
~OS403
& 411
REMOVED
FROM
~~
306
7 79
~~~ ~I
Figure
6-2.
Test
Setup
for
Temperature
Meter
Deflection
Adjustment
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