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10 Part # 2500018
Installation and Operations Manual
Model
Standard
R-22 Charge
Additional Lbs. R-22 Charge for FHP at 20° T.D. °F
Minimum Ambient
at Condenser*
WSS DVT FCB +50°F +40°F +20°F 0°F -20°F
008 001 1 1.0 1.0 1.0 1.0 1.0 1.0
009 — 1.5 1.0 2.0 2.0 2.0 2.0 2.0
010 002 2 1.5 2.0 2.5 2.5 2.5 3.0
016 003 3 3.5 4.0 4.5 4.5 5.0 5.0
024 005 5 5.0 6.0 6.5 7.5 7.5 8.0
040 008 8 9.0 10.5 11.5 12.5 13.0 13.5
049 010 10 10.0 11.5 12.5 14.0 14.5 15.0
061 012 12 9.5 12.0 13.0 14.5 15.0 15.5
070 014 14 12.5 16.0 17.5 19.0 20.0 20.5
080 016 16 17.5 21.0 23.0 25.0 26.0 27.0
105 021 21 19.0 24.0 26.0 28.0 29.0 30.0
113 023 23 19.0 24.0 26.0 28.0 29.0 30.0
133 026 26 25.0 32.0 35.0 38.0 39.0 40.5
Table 7� Refrigerant Charge, R-22 (lbs�)
Model 25 T.D. °F 20 T.D. °F 15 T.D. °F
WSS DVT FCB
40 ˚F
SST
20 ˚F
SST
0 ˚F
SST
-20 ˚F
SST
40 ˚F
SST
20 ˚F
SST
0 ˚F
SST
-20 ˚F
SST
40 ˚F
SST
20 ˚F
SST
0 ˚F
SST
-20 ˚F
SST
049 010 10 4.5 10.0 13.6 16.3 8.1 12.7 16.3 18.2 12.7 16.3 18.2 20.0
061 012 12 4.5 10.0 13.6 16.3 8.1 12.7 16.3 18.2 12.7 16.3 18.2 20.0
070 014 14 5.5 12.7 18.2 21.8 10.9 17.2 21.0 23.6 16.3 21.8 24.5 27.3
080 016 16 7.3 17.2 23.6 28.2 13.6 22.7 28.2 31.8 21.8 28.2 32.7 36.4
105 021 21 0.0 7.3 17.2 23.6 4.5 16.3 23.6 30.0 15.5 24.5 31.0 34.5
113 023 23 0.0 7.3 17.2 23.6 4.5 16.3 23.6 30.0 15.5 24.5 31.0 34.5
133 026 26 0.0 11.0 22.8 31.8 5.5 21.8 31.9 40.0 20.0 32.8 40.1 47.3
Table 8� Additional lbs� R-22 Charge for FHP and Fan Cycling Combination
For R-134a, multiply charge by 1.01. For R-404A, multiply charge by 0.91. For R-410A, multiply charge by 0.93. For alternate T.D.’s, multiply by ooded charge factors
in Table 6.
For R-134a, multiply charge by 1.01. For R-404A, multiply charge by 0.91. For R-410A, multiply charge by 0.93. For alternate T.D.’s, multiply by ooded charge factors
in Table 6.
Minimum
Ambient
Additional Charge Factor
25 T.D. °F 30 T.D. °F
+60°F 0.66 0.33
+40°F 0.85 0.71
+20°F 0.91 0.81
0°F 0.93 0.86
-20°F 0.95 0.90
Table 6� FHP Charge Factor; T�D� 25 and 30 ˚F