Replacing the sensor
8
Replacing the sensor
!
CAUTION! Beware of burns
Switch off the leak detector and let the sensor head cool down
before replacing the sensor.
A
NOTICE!
Do not use silicone-based or acetone soaps or lotions before and
while you replace the sensor. This can damage the function of the
sensor.
I
NOTE
The electrochemical sensor has a service life of approximate-
ly100 operating hours. After this time, the sensor must be
replaced.
1. Unscrew the sensor cap (fig. 3 1, page 3) anticlockwise from the sen-
sor head.
2. Take out the sensor (fig. 3 3, page 3) with tweezers or needle-nose
pliers.
3. If necessary, remove any dirt from the O-ring in the socket (fig. 3 4,
page 3). Use a dry cloth to do this without any solvent or similar agents.
4. Insert the new sensor in the socket (fig. 3 5, page 3).
5. Screw the sensor cap (fig. 3 1, page 3) clockwise onto the sensor
head.
9
Replacing the filter
!
CAUTION! Beware of burns
Switch off the leak detector and let the sensor head cool down
before replacing the filter.
I
NOTE
Replace the filter if it is blocked or dirty.
1. Unscrew the sensor cap (fig. 3 1, page 3) anticlockwise from the sen-
sor head.
2. Take out the filter (fig. 3 2, page 3) with tweezers or needle-nose pliers.
10
Multi Gas
EN