Removal. - TM-9-4120-395-14-P0159

TM 9-4120-395-14&P

5-21.

TUBING AND FITTINGS-Continued.

Removal.

(1) Discharge the refrigeration system. See para 5-6.

(2) Remove tubing Insulation if required.

(3) Purge the system with nitrogen and debraze the tube connections. See paras 5-6 and 5-7.

(4) Remove the tubing.

Installation.

(1) Align the replacement tubing.

(2) Purge the system with nitrogen and braze the tube joints. See paras 5-6 and 5-7.

(3) Replace the drier. See para 5-12.

(4) Leak test all newly connected joints and those in the repair area. See para 5-8.

(5) Evacuate and charge the refrigerant system. See paras 5-9 and 5-10.

(6) Replace tubing insulation as required.

(7) Install all panels and doors. See paras 4--17 and 4-19.

5-42

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