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reservoir. (2) Tighten the propane reservoir 16 to the leak detector. (3) Insert a lighting match into lighting device 9, and then slowly turn the adjusting (4) Adjust the flame to smallest. The smaller the flame, the more sensitive to the leak of (5)Move suck pipe 3 to the possible leak position. (6) Observe the change of flame color. The flame has no color if there is no leakage.
5. Methods of Refrigerant Oil Charging
1)Direct charging
2)Vacuum inhaling (1) Turn off the high-pressure manual valve, and turn off the auxiliary valve. (2) Remove the high-pressure side hose from the manifold pressure gauge, and insert (3) Turn off the auxiliary valve to inhale the refrigerant oil into the refrigeration system (4) When the refrigeration oils in the cup are nearly evacuated, immediately turn off the
Vacuumizing and Charging the Refrigeration Oil Oil cup High-pressure pipe High-pressure manual valve Low-pressure side hose Air return Air exhaust auxiliary valve High-pressure side hose Low-pressure manual valve High-pressure gauge Low-pressure gauge Vacuum pump
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