Cooling Chart; Heating Chart - Lennox MHA Series Service Manual

16.1. Cooling Chart

°F(°C) ODU(DB)
IDU(DB/WB)
70/59 (21.11/15)
75/63
(23.89/17.22)
PSI
80/67
(26.67/19.44)
90/73
(32.22/22.78)

16.2. Heating Chart

°F(°C) ODT / IDT
55
65
PSI
75
Table 11. Cooling - Fahrenheit (Celsius)
0 5 15
(-17) (-15) (9.44)
93 94 106
97 99 115
103 104 123
112 113 139
Table 12. Heating - Fahrenheit (Celsius)
57/53 47/43
(13.89/11.67) (8.33/6.11)
439 413
471 435
489 457
4
3.5
3
2.5
2
1.5
1
0.5
0
45 75 85
(7.22) (23.89) (29.44)
116 119 113
125 124 120
138 135 129
152 149 138
37/33 27/23
(2.78/0.56) (-2.78/-5)
367 330
386 368
381 381
34
95 105 115
(35) (40.56) (46.11)
117 125 147
126 132 155
132 140 162
145 154 180
17/13 (-8.33/- 0/-2
10.56) (-17/-19)
302 268
339 297
362 312
55
65
75
120
(48.89)
154
162
173
189
-17/-18
(-27/-28)
239
276
290