Manual 2100-479
Page 4 of 11
Leak Test
Do not
ATTACHING MANIFOLD HOSE TO
SCHRADER VALVE
5.
EVACUATION
Evacuation
Remember: Always use a pressure regulator with nitrogen
and a safety valve down stream - set at no more than 150
psig.
WARNING
At no time use the compressor to
evacuate the system or any part of it.
WARNING
As a safety measure, it is wise to detach
refrigerant hoses at the lowest pressure
readings on the system. To do this:
A. Put high pressure hose “B” on rst.
(Unit should not be running.)
B. Put low pressure hose “A” on second.
(Unit should be running.)
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