TB 9-2320-360-13&P-1
A/C SYSTEM REFRIGERANT (R-134A) MAINTENANCE - CONTINUED
0056 00
CHARGING - CONTINUED
N OT E
Perform step (4) with engine off and low-side hand valve closed.
4.
When charging from bulk container, position bulk container (1) upside down and open high-side hand valve (2).
5.
Allow refrigerant to enter system until 48 fluid ounces (1.42 liter) has been added. Close high-side hand valve (2).
6.
Start engine and run at 1500 rpm. Position cab A/C controls at maximum cooling and fan speed. Refrigerant compressor
must engage/A/C will blow cold air.
HETF00523
0056 00-12