Yokogawa DR240 - Manual (Page 48)

3-7 IM DR231-01E
Installation and Wiring
3
3.3 Installing the Chart and Ribbon Cassette
Loading the Chart Paper
5. Place the chart paper in the chart storage housing, and move the paper to the left. Position the
chart so that its round perforations are on the left and the recording surface faces upward when
the chart paper is wound around the platen.
Chart paper
Chart pressure plate 2
Chart storage housing
Platen
6. Pass the chart paper through the gap between the chart pressure plate 1 and the platen.
Chart paper
Chart pressure plate 1
Guide pin
Chart rest cover
Sprocket
Right and left position mark
Fold line of chart paper
7. Align the right and left chart paper perforations. Set the chart paper so that the right and left
marks of the sprockets and the fold line are aligned.
8. Close the chart pressure plate 1 until it latches. Confirm that the horizontal lines of the chart
paper are parallel with the horizontal line of the chart pressure plate 1. If they are not parallel,
open the chart pressure plate 1 and align the right and left perforations again.
9. Close the chart pressure plate 2.
Press lightly on chart pressure plate 2 until it latches securely.
10. Fitting the guide pin of the chart cassette in the main unit guide groove, place the chart
cassette on the bottom of the main unit and slide the cassette deep inside the main unit until the
latch engages.
11. Turn on the power of the main unit and feed the chart paper by pressing the FEED key on the
operation panel. Feed the chart paper by three folds or more to the chart paper rest and check
that the paper is fed properly. Check this in the same way when the chart paper is fed manually
without recording. If the chart paper is not fed properly, repeat the procedure from step 2. For
details of turning the power on, see page 3-23.
12. When the chart paper approaches the end, the words "RENEW CHART" in an scarlet strip on
the paper appear. Prepare a new set of chart paper.
13. When the letters "CHART" in the status indicator in the display light, it indicates that the
paper has run out. Replace the chart with a new one according to the above procedure.
* To remove the chart paper from the chart rest, open the chart rest cover and take out the paper.