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Safety operation of flammable refrigerant
a. Shut down the unit and cut power supply
b. Eliminate the refrigerant
c. Vacuuming
d. Clean it with N2 gas
e. Cutting or welding
f. Carry back to the service spot for welding
The refrigerant should be recycled into the specialized storage tank.
Make sure that there isn't any naked flame near the outlet of the vacuum pump
and it's well-ventilated.
Filling the refrigerant
Use the refrigerant filling appliances specialized for R32. Make sure that different
kinds of refrigerant won't contaminate with each other.
The refrigerant tank should be kept upright at the time of filling refrigerant.
Stick the label on the system after filling is finished (or haven't finished).
Don't overfilling.
After filling is finished, please do the leakage detection before test running; another
time of leak detection should be done when it's removed.
Safety instructions for transportation and storage
Please use the flammable gas detector to check before unload and open the container.
No fire source and smoking.
According to the local rules and laws.
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