Operating Procedure - SEFRAM 9891 Manuel D'utilisation

7. OPERATING PROCEDURE

WARNING!
Do not operate this instrument in the presence of
gasoline,
combustible atmospheres.
⚫ How To Find Leaks?
NOTE: A sudden whipping of the leak detector probe or "blowing"
into the sensor tip will affect the air flow over the sensor and cause
the instrument to alarm.
(1) Power-Up key:
The key turns the Refrigerant leak detector instrument ON
or OFF function.
Press it once to turn on the Refrigerant leak detector, the display
will illuminate with flash, for 45 seconds to heat up the sensor.
Press and hold this button for 5 second to turn OFF the power.
(2) Auto reset & Reset function key
When the Auto Reset function is turned ON, the meter will monitor
background status and fine tune itself. When Reset LED light is
on, it indicates it is in ON mode. Press "RESET button" and hold
for 2 seconds the Reset light will turn off and Auto Reset function
is in OFF mode.
natural gas,
Détecteur de fuite de gaz réfrigérant
propane,
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or in other