DRAFT
TM 5-4210-249-13&P-2
0217
2.
Position R-134a tank on a scale to make sure enough refrigerant is available to fully charge system. Weight
of R-134a should be 4 lb. (1.8 kg).
3.
Refer to Table 1 for proper system pressure levels at measured temperatures.
4.
Charge refrigerant system as noted:
- - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - -
Table 1. Pressure Temperature Chart.
HFC-134a
HFC-134a
F
C
F
C
(psi)
(psi)
-60
-51.1
21.8
55
12.8
51.1
-55
-48.3
20.4
60
15.6
57.3
-50
-45.6
18.7
65
18.3
63.9
-45
-42.8
16.9
70
21.1
70.9
-40
-40.0
14.8
75
23.8
78.4
-35
-37.2
12.5
80
26.7
88.4
-30
-34.4
9.8
85
29.4
94.9
-25
-31.7
6.9
90
32.2
103.9
-20
-28.9
3.7
95
35.0
113.5
-15
-26.1
0.0
100
37.8
123.6
-10
-23.3
1.9
105
40.6
134.3
-5
-20.6
4.1
110
43.3
145.3
0
-17.8
6.5
115
46.1
157.6
5
-15.0
9.0
120
48.9
170.3
10
-12.2
12.0
125
51.7
183.6
15
-9.4
15.0
130
54.4
197.6
20
-6.7
18.4
135
57.2
212.4
25
-3.9
22.1
140
60.0
227.9
30
-1.1
26.1
145
62.8
244.3
35
1.7
30.4
150
65.6
261.4
40
4.4
35.0
155
68.3
279.5
45
7.2
40.0
160
71.1
298.4
50
10.0
45.3
165
73.9
318.3
