Panasonic KM-DU73Y1 Operating Instructions Manual page 35

TEMPERATURE RECORDER (OPTION)
<Replacement of dry cell>
Note :
This temperature recorder is designed for the manganese
dry cell and the alkaline dry cell.
Do not use a rechargeable battery because the initial
voltage of such battery is low. The rechargeable battery
may cause the malfunction of recorder or shorten the
battery life significantly.
1. Open the cover and let down the pen holder lever. With
this operation, the pen point is apart from the recording
paper.
2. Pull the cartridge out of the mounted position as shown
in Fig. 1 and Fig. 2.
3. Open the case cover of dry cell at the left bottom (Fig. 3).
Set a dry cell in the case with its minus pole positioned
backward.
4. Close the case cover and replace the cartridge.
5. Lift up the pen holder lever and close the cover.
<Setting of ink pen>
1. Open the cover and let down the pen holder lever.
With this operation, the pen point is apart from the
recording paper.
2. Pull the cartridge out of the mounted position as
shown in Fig. 1 and Fig. 2.
3. Set a ink pen in the pen holder properly keeping the
pen holder with the left hand. (Fig. 4)
Improper setting will result in inaccurate temperature
recording.
4. Replace the cartridge and lift up the pen holder
lever, and close the cover.
5. Check that the pen tip contacts with the recording paper
properly.
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Fig. 1
Fig. 2
Fig. 3
Case cover
Fig. 4