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8. Connect CO
extraction tube
2
piece of the KAL CHECK device.
the other end of the Y-piece must
Important:
remain open.
9. Open the valve of the KAL CHECK gas
canister far enough for the ball on the flow
measuring device to be between the first and
second marking ring.
the gas canister must be upright for this.
Important:
10. Press the
↵
key to start the calibration check.
Remaining time is displayed while the
calibration check is performed.
When the calibration check has been
completed successfully, you will receive the
corresponding message.
4.13 Test system clock
1. Check whether the date and time are correct
in the display.
2. If necessary, set date and time as described in
the instructions for use, Section "5.4 Menu
default settings".
4.14 Documentation
1. Record performance of the test on the repair
and test record (copy of the form).
2. Following any repairs, send a copy of the
record to WEINMANN.
14
Test the device
to the Y–
15
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