Publicidad
Chart Installation
1. Press the pen home key to make pen move to
the outside and off of the chart.
Note: Make sure that the keypad is not disabled (dip
switch #8 off).
2. Press the pen lifting bar to raise the pen.
Remove the recorded chart if present.
3. Place the new appropriate chart on the chart
hub – being certain that the edge of the chart slides under
Replacement Parts
Description
Starter Pack Charts (-.1 to +.1˝ WC/7-day included in starter box)
-0 to +150/24-hour
0 to +150/7-day
0 to +250/24-hour
0.1 to +0.1˝ WC/7-day
Pens
Replacement Pen Pack
Troubleshooting
Symptom
Pen trace too
fine or absent
Readings of pen and
display do not
match exactly
Pen and pressure display
do not match.
Display not lit.
Display keys
not working.
Display shows "E".
cover
Out of calibration
or
Questionable accuracy
Factory Service and Returns
We recommend that damaged instruments be returned to
our factory for complete repair. Before returning any instru-
ment or package, please call for a Return
Authorization (RA) number.
When calling, please have the following information avail-
able:
Quantity
100
100
100
100
6/pack (3 red & 3 blue)
Cause
Tip too sharp,
cartridge dried out.
Hysteresis
Position of Dip Switch #4
or Dip Switch #3
Display Off.
Keypad locked.
Memory Error has occurred.
Harsh environments,
stressful conditions or time
the chart guide clips located at the outside of the chart.
4. Set time by inserting a coin into the groove in
the chart hub and turning clockwise until the correct hour
(and day if applicable) on the chart is referenced to the tim-
ing clip.
Part#
CR720
CR770
CR722
CR773
CR820
Check/Remedy
Sand tip, moisten or replace pen.
Adjust pen via screw at base of pen
arm.
Check to see that proper chart
is installed to match Dip Switch setting.
Adjust pen via screw at base of pen.
arm.
Switch dip switch #7 to off position.
Switch dip switch #8 to off position.
Send to factory for repair. (See back
for repair procedure.)
See Calibration Section on
p. 8 or call Customer Service for
Return Authorization number.
1. P.O. number for out-of-warranty units.
2. Serial number of unit.
3. Model number of unit.
4. The problem you're experiencing with unit.
6
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