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Page Title:
Figure 4-15. Removal and installation of sight glass |
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 TM 5-4120-356-14
REMOVAL OF SIGHT GLASS
REFER TO FIGURE 4-2 AND RELEASE REFRIGERANT FROM THE SYSTEM.
1.
REMOVE TWO SCREW AND TWO WASHERS FROM BRACKET THEM REMOVE BRACKET FROM AIR CONDITIONER.
2.
REMOVE RUBBER GASKET AND METAL PLATE FROM SIGHT GLASS
3.
4.
DISCONNECT SIGHT GLASS TUBING AND REMOVE SIGHT GLASS FROM AIR CONDITIONER.
INSTALLATION OF SIGHT GLASS
POSITION SIGHT GLASS IN AIR CONDITIONER AND BRAZE TUBING IN PLACE.
1.
PLACE METAL PLATE AND RUBBER GASKET OVER SIGHT GLASS.
2.
POSITION BRACKET IN AIR CONDITIONER AND SECURE WITH TWO SCREWS AND WASHERS.
3.
4.
REFER TO PARAGRAPH 4-14e FOR FINAL STEPS.
TS54120356-14/4-15
( 2 ) R e p l a c e . R e p l a c e the pressure regulator valve if valve cannot be
a d j u s t e d or if valve has sustained damage which would impair serviceability.
(3)
Installation.
( a ) R e f e r t o f i g u r e 4 - 1 6 a n d i n s t a l l a n e w pressure regulator valve.
( b ) Perform any further maintenance of r e f r i g e r a n t components re-
q u i r e d at this time.
( c ) Purge the refrigerant system in accordance with the procedures . . . . .
given in paragraph 4-8.
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