Carrier 50JZ Installation, Start-Up And Service Instructions Manual page 20

OUTDOOR
TEMP
50 52
(°F)
55 9 12
60 7 10
65 —
70 — —
75 — —
80 — —
85 — —
90 — —
95 — —
100 — —
105 — —
110 — —
115 — —
Where a dash (–) appears, do not attempt to charge system under these conditions, or refrigerant slugging may occur. Charge must be weighed in.
NOTE: Superheat °F is at low-side service port.
60.00
Based on Indoor Entering Air of 70 F. and Rated CFM
50.00
40.00
30.00
20.00
10.00
0.00
-20 -10
Table 14—Superheat Charging Table (English)
EVAPORATOR ENTERING AIR TEMPERATURE (°F WB)
54 56 58
14 17 20
12 15 18
6 10 13 16
7 10 13
— 6 9
— — 5
— — —
— — —
— — —
— — —
— — —
— — —
— — —
Balance Point Worksheet - English
0 10
Fig. 22—50JZ Balance Point Worksheet
60 62 64
23 26 29
21 24 27
19 21 24
16 19 21
12 15 18
8 12 15
— 8 11
— 5 9
— — 6
— — —
— — —
— — —
— — —
20 30
Outdoor Air Temp. (Deg F)
20
66 68 70 72
32 35 37 40
30 33 35 38
27 30 33 36
24 27 30 33
21 24 28 31
18 21 25 28
15 19 22 26
13 16 20 24
10 14 18 22
8 12 15 20
5 9 13 17
— 6 11 15
— — 8 14
40 50
74 76
42 45
40 43
38 41
36 39
34 37
31 35
30 33
27 31
25 29
23 27
22 26
20 25
18 23
24
30
36
48
60
60 70
C02006