Snap-On Diagnostics DGA 1000, Руководство пользователя

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4-10
Maintenance
Control and Error Status
When this symbol is selected, the analyzer shows more
information about the control and error status of the analyzer.
The control and error status information consists of two screens.
The first screen gives general information about the condition of
the analyzer. Select the down arrow (
) to go to the next screen.
The second screen shows the control and error status codes and
the Gas bench error codes.
✓
When Gas bench errors are shown, indicated by a
number, switch the analyzer OFF then ON again to reset.
If problem persists, contact your Service Representative.
The control and error status can be indicated as a message on the
first screen or a figure between 0 and 22 on the second screen.
Below all control and error status codes are listed with their
explanation and possible solution to the problem.
Control and Error Status
AUTO ZERO CALIBRATION
Solution: No action required.
CHANGE NO SENSOR
Solution: This error appears only when an
NO
cell is installed
(optional). The lifetime of the
NO
cell has expired. The
NO
cell
needs replacement. Contact your Service Representative.
CHANGE O
2
SENSOR
Solution: Change the O
2
cell. Contact your Service
Representative.
GAS BENCH DRIVER ERROR
Solution: Contact your Service Representative.
GAS LEVEL AT AUTO ZERO TOO HIGH
Solution: The ambient air is polluted. Make sure the ambient air is
free of fumes (gasoline, petrol etc.). Ventilate the working area.
Check that the charcoal filter is “fresh.”
HC HANG-UP
Solution: When this fault persists for a very long time (more than
1/2 an hour), clean or replace the Gas filter, clean Sample Probe
and Bowl filter, and exhaust hose. To clean the hose and probe,
remove hose from the analyzer and blow out with shop air at low
pressure.
INTERNAL TEMP. LIMIT EXCEEDED
Solution: Move analyzer to a location with lower ambient
temperature. Activate the STANDBY mode. After approx. 6
seconds deactivate the STANDBY mode.
IR GAS CALIBRATION REQUIRED
Solution: The system needs a IR Gas calibration. Calibrate with
Gas or contact your Service Representative.
LEAK CHECK REQUIRED
Solution: Perform Leak check (vacuum) procedure.