Major tech MT980 Руководство по эксплуатации - Страница 3
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Controls and Indicators
1. Sensor Tip Guard & Sensor (internal)
2. Gooseneck Probe
3. Alarm Light
4. Ready Light (Power-On)
5. Power ON/OFF Slide Switch
6. Earphone Jack
7. Tic Rate (Sensitivity) Adjustment
8. Probe Clip
9. Hand handle
10. Batteries cover
Instructions
Switch on the Refrigerant Leak detector by sliding the
ON/OFF button and the READY light is glowing. The
Refrigerant Leak Detector runs through a one-minute
warm-up and self-zeroing sequence when it is first turned
on in fresh air. The alarm of the instrument maybe very
loud without detecting any gas. That is caused by the high
Tic Rate preset in rotary wheel.
Rate (Sensitivity) Adjustment
Each time the instrument is put into service, you should
conduct a quick functional test. Adjust the Tic Rate to
non-alarm level. Then, simply expose the sensor to a
known leak, like a cigarette lighter, or pass the probe over
a drop of combustible fluid. After the initial warm-up, the
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