INFICON Extrima Ex-certified Hydrogen Leak Detector - Manual (Page 39)

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EN
INFICON - Operating Instructions EXTRIMA
11. Trouble-shooting
Fault symptom: Action:
No sound in Detection, Analysis or Com-
bined Mode. Press the + button repeatedly.
No picture on display, no sound. Charge battery.
No picture but sound when
exposed to gas. Display setting may be wrong. Watch the
display from the side at low angle and aim
a lamp at the screen. Try to see the text so
that you can enter the Display Settings
menu and adjust contrast and brightness.
If this doesn’t help — send in instrument
for replacement of display lamp.
Red LED on charger flashes. See section 10. Charging. Disconnect
charger and connect again. If the flashing
doesn’t stop within 10 min,
send the instrument to authorised service
workshop for repair.
No signal when exposed to gas. Check sensor against reference leak.
Change sensor if necessary.
Error messages:
Check Probe and Cable.
Red LED flashes quickly. Check that the probe cable is properly
connected to the probe and the instru-
ment. If the fault persists, switch off and
replace the probe/cable.
Check Sensor. Voltage Error. Sensor defect or missing.
Check Sensor. Temp Error. Sensor defect or missing.
”Wait” on display. Green LED flashes
slowly. The instrument is in a stabilization phase.
Wait until ”wait” disappears.
WARNING!
The instrument contains no parts that can be repaired by the user and
may only be dismantled by an authorised service technician.
Opening or dismantling an instrument that is powered up can cause
serious personal injury or danger to life. If repairs are carried out by a
non-authorised person, the Ex-classification will not longer be valid.
If the measures described below do not result in a functioning
instrument, send or hand in the instrument to an authorised service
workshop for repair.