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 TM 9-4120-428-14
0070 00
NOTE
Inability to reach and hold 29 inches of mercury may indicate either a leak or a problem
with the vacuum pump.
8. Continue running the vacuum pump for one more hour while observing the gauge.
9. Close the unit HIGH and LOW pressure charging valves.
10. Close the service manifold high pressure gauge, compound gauge, and vacuum valves.
11. Stop the vacuum pump.
12. Disconnect the 3/8-inch yellow hose from the vacuum pump.
NOTE
FOLLOW-ON MAINTENANCE:
Charge the refrigerant system (WP 0071 00)
END OF WORK PACKAGE
0070 00-2
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