Service manual

Introduction ESIE05-03
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Vacuum pump with
check valve
P Specifications
• Discharge speed z Maximum degree of vacuum
50 l/min (50Hz) –100.7 kpa ( 5 torr – 755 mmHg)
60 l/min (60Hz)
• Suction port UNF7/16-20(1/4 Flare)
UNF1/2-20(5/16 Flare) with adaptor
P Differences
• Equipped with function to prevent reverse oil flow
• Previous vacuum pump can be used by installing adaptor.
Leak tester
P Specifications
• Hydrogen detecting type, etc.
• Applicable refrigerants
R410A, R407C, R404A, R507A, R134a, etc.
P Differences
• Previous testers detected chlorine. Since HFCs do not contain chlorine, new tester detects
hydrogen.
Refrigerant oil (Air
compal)
P Specifications
• Contains synthetic oil, therefore it can be used for piping work of every refrigerant cycle.
• Offers high rust resistance and stability over long period of time.
P Differences
• Can be used for R410A and R22 units.
Vacuum pump adaptor
(Reverse flow preventive
vacuum adaptor)
ESIE05-03.book Page x Wednesday, April 6, 2005 4:09 PM