EVACUATING THE REFRIGERANT R-22 SYSTEM

TM9 4120-423-14&P

EVACUATING THE REFRIGERANT R-22 SYSTEM

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THIS WORK PACKAGE COVERS:

Servicing

Tools and Special Tools

Charging Manifold

Vacuum Pump

Personnel Required

Direct Support Technician

Equipment Conditions

Air conditioner removed from shelter, if

necessary

Refrigerant R-22 system discharged (See

Refrigerant R-22 system purged (See

Refrigerant R-22 system checked for leaks

New filter-drier installed (See WP0080)

SERVICING

The refrigeration system must be evacuated to remove all moisture before it is charged with Refrigerant-

22.

CAUTION

Don't evacuate a leaking system. The vacuum created can cause air, moisture, and dirt to

enter system.

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