TM 9-4110-256-14
5-12.
EVACUATING THE REFRIGERANT SYSTEM.
This task covers:
Evacuate
INITIAL SETUP
Equipment Conditions:
Evacuate. The refrigeration system must be evacuated to remove all moisture and non-condensables before it is
charged.
(1)
Check that new dehydrator was installed. If not, install one (para 5-15).
(2)
Check that service manifold charge valve is closed.
Figure 5-8. Evacuation of Refrigerant System
5-22