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Carrier 69NT40-511-310 - Page 90

Carrier 69NT40-511-310
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6-23
T -296
If thepowerhasbeenOFF formorethanthreedays,the
recorder will NOT re--synchronize (the chart will not
advance to present time), the pen tip will move to the
currently recorded temperature, and the recorder will
resume normal temperature recording.
If using the Electronic Partlow Recorder CTD P/N
12-00464-01:
Therecorder willSTOP when thepower isOFF, andthe
pen tip will remain at the last recorded temperature on
the chart. When power is applied, and the power off
periodislessthantwodays;therecorderwillretrievethe
logged data from the DataCORDER for the power off
period and record it onto the chart, thereafter, the
recorder will resume normal temperature recording.
IftheoptionalDataCORDERbatterypackisbeingused,
and the charge is too low to enable recording during the
power off period of less than two days, the pen tip will
move to below the inner chart ring for the period when
NO data was recorded by the DataCORDER.
If the power has been OFF for more than two days, the
recorder will NOT re--synchronize (the chart will not
advance to present time), the pen tip will move to the
currently recorded temperature, and the recorder will
resume normal temperature recording.
If using the Electronic Partlow Recorder CTD P/N
12-00464-02:
Therecorder willSTOP when thepower isOFF, andthe
pen tip will remain at the last recorded temperature on
the chart. When power is applied, and the power off
periodislessthantwodays;thepentipwillmarkaspike
to25°C(77°F), the recorder willretrievetheloggeddata
from the DataCORDER for the power off period and
record it onto the chart, thereafter, the recorder will
resume normal temperature recording.
IftheoptionalDataCORDERbatterypackisbeingused,
and the charge is too low to enable recording during the
power off period of less than two days, the pen tip will
movetobelowtheinnerchartringfortheperiodwhenno
data was recorded by the DataCORDER.
If the power has been OFF for more than two days, the
recorder will NOT re--synchronize (the chart will not
advance to present time), the pen tip will move to the
currently recorded temperature, and the recorder will
resume normal temperature recording.
6.22.1Replacing the Recorder
a. Turn power to the unit OFF.
b. Open the recorder door (item 1, see Figure 6-31).
c. Locate the connector below the recorder, and
squeeze the ears together to disconnect the plug,
(item 6).
d. Remove the four mounting screws (item 8), and
remove the recorder.
e. Install the new recorder by reversing the above
steps.
6.22.2Changing the Chart
a. Lift the stylus (item 5, Figure 6-31) by grasping the
arm near the base, and pull the arm away from the
chart until it snaps into its retracted position.
b. Remove the chart retaining nut (item 10), remove
the used chart, and record today’s date on the old
chart.
c. Press the “Change Chart” button (item 2).
NOTE
Failure to press the change chart button, when
changing a chart with the power OFF, may
result in the chart advancing when power is
applied.
d. Install a new chart, make sure the chart center hole
is placed over the center hub, and the chart edges
are behind the four hold down tabs (item 9).
e. Mark today’s date, container number , and other
required information on the new chart and install
under hold down tabs.
f. Replace the chart nut loosely, rotate the chart until
the correct day is aligned with the start arrow,” and
hand tighten the chart nut.
CAUTION
Do not allow the recorder stylus to snap
back down. The stylus arm base is spring
loaded, and damage may occur to thechart,
orthestylusforcemaybealtered.
g. Gently lower the stylus arm until the pen tip (item 4)
comes in contact with the chart.
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