CHARGING - continued - TB-9-2320-364-13-P-10457

DRAFT

TB 9-2320-364-13&P-1

AC SYSTEM REFRIGERANT (R-134a) MAINTENANCE - Continued

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PLSAC238

10. Select CHARGE and press ENTER on LCD screen (16).

CAUTION

Use care not to overcharge AC system. The AC system is fully charged when there

is 3 lbs. (1.4 kg) of refrigerant in AC system. Failure to comply may result in

damage to compressor.

11. Turn panel high side valve (17) to 9 o'clock position, then press START.

NOTE

A slow charge condition may occur due to a pressure equalization between the service

station and vehicle AC system.

12. Monitor the charge weight and turn panel high side valve (17) to 12 o'clock position after 3 lbs. (1.4 kg) of

refrigerant has entered AC system.

WARNING

Never operate vehicle AC system with the panel high side valve in 9 o'clock

position.

NOTE

Perform Steps 13 through 19 if a slow charge condition occurs.

Proceed to Step 20 if a slow charge condition did not occur.

13. Ensure panel low side valve (18) and high side valve (17) are in the 12 o'clock position.

14. Start engine (TM 9-2320-364-10).

15. Turn AC system ON (WP 0004).

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