The Informant Refrigerant Leak Detector
16
Instruction
0019-9210
Maintenance
Probe Filter Replacement
The probe
fi
lter is designed to keep dust, dirt, and water from entering
into the sensor area.
Replace this
fi
lter whenever it becomes clogged as evidenced by the detec-
tor not responding in a positive manner to a source of refrigerant gas.
Replace the probe
fi
lter as follows (see Figure 4):
Material Required:
• Probe Filter (refer to Section
Replacement Parts
)
Procedure:
1. Turn OFF detector.
2. Unscrew probe tip.
3. Remove
fi
lter from top of sensor and discard.
4. Insert replacement
fi
lter.
5. Reinstall probe tip.
Sensor Replacement
Over time the sensor will become less response to refrigerant gas as it
nears the end of its useful life. A sensor’s average life expectancy is ap-
proximately 150 hours or 1 year of normal use, but will vary depending on
the amount of refrigerant that passes through the sensor.
Replace the sensor as follows (see Figure 4):
Material Required:
• Sensor (refer to Section
Replacement Parts
)
