ecom-
J2KN
pro
TECH
Page 53
18. FAQ
Where do I find important instru-
ment information?
The instrument shows the error
message „O2 sensor 0 mV“!
The instrument shows the mes-
sage „Check required“!
The instrument shows the error
message „T-Gas“ or „T-Air“!
The instrument shows wrong or
inaccurately CO
2
values!
My instrument cannot be
switched on!
My instrument does not print!
Can I change the printout?
In the menu „Control“ all important instrument
information are shown (e.g. battery voltage,
sensor values, unit number, next service date,
operation hours etc.). With the arrow keys
stands you can switch to the second page.
The sensor must be renewed.
This message appears automatically every 12
months. Note: This is a recommendation to let
check the instrument. The instrument is how-
ever still ready for use.
Possible reasons could be:
- Cable is broken (at the plug)
- T-Air sensor is broken
- Thermocouple is broken
- Cable is defective
Note: The error messages can be ignored at
the J2KN
pro
TECH by pressing „OK“. Calcula-
tions that depend on these temperatures are
not implemented.
Possible reasons could be:
- O
2
is defective (CO
2
values are calculated
from the O
2
values)
- Pump is not working correctly
- Leakage in the gas way
- Condensate trap / gas cooler is clogged
- Please check the mains cable
- Please check the fuse
- Please check mains connection (Plug socket
switched on?)
- Please load the accumulator min. 8 hours
(Accumulator could be over-discharged)
Please check whether the printer paper is
correctly inserted. The thermal printer writes
only on the thermally sensitive side. Please
use always the correct paper for the printer,
you will prevent defects at the printer. Please
make sure that the printer is clean (no chads
in the drive).
You can change the printout (Menu: Adjust-
ments).
Summary of Contents for J2KNpro Tech
Page 1: ...Operating Instructions ...
