RKI Instruments GX-2009 Manual - Manual (Page 59)

GX-2009 Operator’s Manual Maintenance • 54
Maintenance
This section describes troubleshooting procedures for the GX-2009. It also
describes how to recharge the GX-2009’s batteries, check the combustible
sensor’s condition, replace the unit’s filters, sensor cover, and gas sensors.
WARNING: RKI Instruments, Inc. recommends that service,
calibration, and repair of RKI equipment be performed by
personnel properly trained for this work. Replacing
sensors and other parts with original equipment does not
affect the intrinsic safety of the instrument.
Troubleshooting
The troubleshooting table describes error messages, symptoms, probable
causes, and recommended action for problems you may encounter with
the GX-2009.
Table 6: Troubleshooting the GX-2009
Symptoms Probable Causes Recommended Action
• The LCD is
blank.
• The unit may have been
turned off.
• The batteries may need
recharging.
1. To turn on the unit, press
and hold the POWER
MODE button until you
hear a beep.
2. If the unit does not turn on,
the batteries may need to
be recharged. Recharge
the batteries with the
charging station.
3. If the difficulties continue,
contact RKI Instruments,
Inc. for further instruction.
• The unit shows
abnormally high
or low readings
but other gas
detection
instruments do
not.
• The GX-2009 may need
to be calibrated.
• The sensor for the
affected channel(s) may
need replacement.
1. Calibrate the unit.
2. Replace the sensor for the
affected channel(s).
3. If the difficulties continue,
contact RKI Instruments for
further instruction.