TB 9-2320-360-13&P-1
A/C SYSTEM REFRIGERANT (R-134A) MAINTENANCE - CONTINUED
0056 00
CHARGING - CONTINUED
N OT E
Perform step (7) if charge did not enter system.
7.
Shut OFF engine.
8.
Position bulk container (1) in upright position and open low-side hand valve (3) to draw vapor into system. Leave low-
side hand valve (3) open until correct weight of refrigerant has entered system. Close low-side hand valve (3).
N OT E
If refrigerant is slow to enter system because of low outside temperatures, vaporization may be quickened by
placing refrigerant in tub of warm water. Temperature should not exceed 125F (52C).
9.
Disconnect high-side hose (4).
10.
Start engine.
11.
Open low-side and high-side hose valves (3 and 5) to recover refrigerant from lines.
12.
Shut OFF engine.
HETF00522
13.
Leak test A/C system. Refer to WP 0038 00.
14.
Check operation of A/C system.
END OF WORK PACKAGE
0056 00-13/(0056 00-14 Blank)
