TM 9-4120-370-14
TO 35 E9-229-1
5-22. EXPANSION VALVE - Continued.
(6) If valve body flange isto be removed, purge the system with nitrogen and debrazethe twotubes. (See para
d. Installation
(1)
If valve body flange was removed, purge the system with nitrogen and braze the two tubing joints. (See
(2)
(3)
Place cap screws, lock washers, flat washers, and spacers through bracket and valve body flange.
(4)
Be sure that valve components are properly assembled and alined and secure power assembly to body
flange.
Connect flare nut on external equalizer line to expansion valve.
(5)
Insert the sensing bulb into its mounting loop clamp in its original position and tighten the screw and nut.
(6)
Be sure the sensing bulb is making good metaltometal contact with the suction line.
(7)
Reinstall and tape in place tubing insulation that was removed from suction line tubing. If it was damaged,
(81
(9)
Leak test all newly connected joints and those in the repair area. (See para 5-10.)
Follow-on procedure:
5-47