OUTDOOR UNIT
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• Precautions should be taken to prevent heat damage to the service valve by wrapping a wet rag
around it, as shown in the image below. Also, protect all painted surfaces and insulation during
brazing. After brazing, cool the joint with a wet rag.
•The valve can be opened by removing the plunger cap, and then fully insert a hex wrench into the
stem turning counter-clockwise until the valve stem just touches the chamfered retaining wall.
Fig. 10-2
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