TM 5-4220-211-12&P
j.
Check air tightness of complete unit by brushing all fittings and couplings with soapy water to detect escaping
air, i.e., bubbles. Tighten all connections and couplings at leaks and recheck.
k.
Shut off compressor and open all three condensate drain valves. Close drain valves. Unit is now ready for
operation.
2-7.
PREPARATION FOR SHIPMENT.
a.
Boxed or Crated Shipment.
(1) Prepare the unit for storage in accordance with paragraph 2-4 or 2-5 as applicable.
(2) Box or crate the complete unit in accordance with the applicable Technical Orders, 00 85 Series.
b. Uncrated Shipment. The Compressor may be shipped by securing the unit directly to the load surface of a
vehicle such as a truck. The unit should be lifted and tied down in accordance with Figure 2-2 The approximate center of
gravity of the unit is shown in Figure 2-3.
Figure 2-3. Compressor Unit Center of Gravity
2-6
