TM 10-5410-228-24
3.9.14 R22 Refrigerant Receiver Tank and Valve Replacement Continued.
(3)
Tag and disconnect horizontal valve (3) from `OUT' port on R22 refrigerant receiver tank (2).
(4)
Push horizontal valve (3) and receiver tank lower tube (4) slightly to the side, so as to clear
`OUT' port on R22 refrigerant receiver tank (2).
(5)
Remove nut (5), lockwasher (6), and flat washer (7) securing R22 refrigerant receiver tank (2) to
receiver tank bracket (8). Discard lockwasher (6).
(6)
Loosen screw (9) on hose clamp (10) securing R22 refrigerant receiver tank (2) to receiver tank
bracket (8).
(7)
Remove R22 refrigerant receiver tank (2) from ECU (11).
(8)
Remove four screws (12), four lockwashers (13), and four flat washers (14) securing receiver
tank bracket (8) to inside wall of ECU (11). Discard four lockwashers (13).
(9)
Remove tube assembly (15) from horizontal valve (3).
Removal and brazing of refrigerant tube assemblies shall be in accordance with safety
requirements. All safety requirements applicable to brazing of tubes shall be observed.
(10) Remove horizontal valve (3) from receiver tank lower tube (4).
b. Installation (Refer to Figure 3-19)
(1)
Install horizontal valve (3) on receiver tank lower tube (4).
(2)
Install tube assembly (15) on horizontal valve (3).
(3)
Secure receiver tank bracket (8) to inside wall of ECU (11) assembly with four screws (12), four
new lockwashers (13) (Item 18, Appx E) and four flat washers (14).
(4)
Place R22 refrigerant receiver tank (2) on receiver tank bracket (8) in ECU (11).
(5)
Tighten screw (9) on hose clamp (10) to secure R22 refrigerant receiver tank (2) to receiver tank
bracket (8).
(6)
Secure R22 refrigerant receiver tank (2) to receiver tank bracket (8) with nut (5), new
lockwasher (6) (Item 20, Appx E) and flat washer (7).
(7)
Lubricate O-ring on horizontal valve (3) with refrigeration oil.
(8)
Push horizontal valve (3) and receiver tank lower tube (4) into place, so as to mate with `OUT'
port on R22 refrigerant receiver tank (2).
(9)
Connect horizontal valve (3) to `OUT' port on R22 refrigerant receiver tank (2) and remove tag.
(10) Lubricate O-ring on receiver tank upper tube (1) with refrigeration oil.
(11) Push receiver tank upper tube (1) into place, so as to mate with `IN' port on R22 refrigerant
receiver tank (2).
(12) Connect receiver tank upper tube (1) to `IN' port on R22 refrigerant receiver tank (2), and
remove tag.
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