TECHNICAL
SUPPORT MANUAL
Split System Heat Pump: (H,C,T)4H4
428 04 5513 00
11
COOLING
42 Size Outdoor With FS(M,U)4X48**** Indoor Cooling
Outdoor Ambient Temperature − Degrees F, Dry Bulb
75
85
95
105
115
Entering Indoor Temperature − Degrees F, Wet Bulb
CFM
72
67
63
††
62
57
72
67
63
††
62
57
72
67
63
††
62
57
72
67
63
††
62
57
72
67
63
††
62
57
1225
MBh
†
49.78
45.61
42.50
41.67
40.18
47.27
43.32
40.37
39.60
38.53
44.62
40.92
38.16
37.46
36.80
41.90
38.44
35.87
35.26
34.98
39.03
35.81
33.44
33.04
33.03
S/T
‡
0.50
0.67
0.70
0.88
1.00
0.50
0.69
0.71
0.90
1.00
0.51
0.70
0.73
0.93
1.00
0.52
0.72
0.75
0.95
1.00
0.53
0.75
0.77
1.00
1.00
AMPS*
11.60
12.02
12.30
12.36
12.48
13.36
13.71
13.94
13.98
14.05
15.16
15.44
15.62
15.65
15.68
17.01
17.23
17.35
17.37
17.38
18.91
19.06
19.13
19.13
19.13
HI PR
278
274
270
270
268
320
316
312
311
310
366
362
358
357
356
416
411
408
407
406
471
466
462
461
461
LO PR
157
143
133
131
126
159
145
135
133
130
161
148
137
135
133
164
150
140
138
137
167
153
142
141
141
1400
MBh
†
50.58
46.40
43.29
42.51
41.75
47.96
44.01
41.07
40.38
39.98
45.19
41.50
38.75
38.20
38.12
42.37
38.92
36.36
36.17
36.17
39.38
36.19
33.84
34.07
34.08
S/T
‡
0.51
0.70
0.73
0.93
1.00
0.52
0.72
0.75
0.95
1.00
0.53
0.74
0.76
0.99
1.00
0.54
0.76
0.79
1.00
1.00
0.55
0.79
0.81
1.00
1.00
AMPS*
11.79
12.22
12.52
12.57
12.64
13.56
13.93
14.18
14.21
14.24
15.38
15.69
15.88
15.90
15.90
17.25
17.49
17.63
17.63
17.63
19.17
19.34
19.42
19.41
19.41
HI PR
279
275
271
271
270
321
317
313
313
312
367
363
359
358
358
417
413
409
409
409
471
467
463
463
463
LO PR
160
147
136
134
132
162
149
138
137
135
165
151
140
139
139
167
153
143
142
142
170
155
145
146
146
1575
MBh
†
51.16
46.98
43.86
43.24
43.04
48.45
44.49
41.56
41.16
41.17
45.59
41.90
39.17
39.19
39.19
42.68
39.24
36.70
37.12
37.12
39.61
36.44
34.11
34.90
34.90
S/T
‡
0.53
0.73
0.76
0.96
1.00
0.53
0.75
0.78
1.00
1.00
0.55
0.77
0.80
1.00
1.00
0.56
0.80
0.82
1.00
1.00
0.57
0.83
0.85
1.00
1.00
AMPS*
11.99
12.44
12.75
12.79
12.81
13.78
14.17
14.42
14.44
14.44
15.62
15.94
16.14
16.13
16.13
17.51
17.76
17.91
17.88
17.87
19.44
19.62
19.71
19.68
19.68
HI PR
279
275
272
272
272
322
318
314
314
314
368
363
360
360
360
418
413
410
410
410
472
467
464
465
465
LO PR
163
149
139
138
137
165
151
141
140
140
167
153
143
144
144
170
155
145
147
147
172
158
147
151
151
HEATING
42 Size Outdoor With FS(M,U)4X48**** Indoor Heating
Outdoor Ambient Temperature − Degrees F, Dry Bulb
−3
7
17
27
37
47
57
67
Entering Indoor Temperature − Degrees F, Dry Bulb
CFM
65
70
75
65
70
75
65
70
75
65
70
75
65
70
75
65
70
75
65
70
75
65
70
75
1225
MBh
†
17.76
17.18
16.56
21.85
21.30
20.73
26.23
25.71
25.16
30.88
30.38
29.85
36.03
35.44
34.84
41.98
41.26
40.61
48.42
47.80
47.16
55.03
54.17
53.52
T/R
14.80
14.40
14.00
18.30
18.00
17.70
22.10
21.90
21.60
26.30
26.10
25.80
30.90
30.60
30.40
36.40
36.00
35.80
42.40
42.20
42.00
48.70
48.30
48.10
AMPS*
12.39
12.75
13.11
12.88
13.30
13.72
13.34
13.82
14.30
13.80
14.34
14.89
14.28
14.87
15.47
14.82
15.52
16.17
15.26
15.98
16.71
15.93
16.68
17.46
HI PR
231
248
264
245
262
279
260
278
296
278
297
316
300
319
339
325
346
367
351
372
394
384
405
429
LO PR
36
36
36
46
46
47
58
58
59
72
72
72
86
87
87
103
103
104
121
122
122
139
140
141
1400
MBh
†
18.12
17.55
16.93
22.24
21.70
21.13
26.65
26.15
25.60
31.34
30.85
30.33
36.69
36.00
35.40
42.67
42.00
41.30
48.81
48.25
47.65
53.30
53.55
53.36
T/R
13.20
12.90
12.50
16.20
16.00
15.70
19.60
19.40
19.10
23.20
23.00
22.80
27.40
27.10
26.80
32.10
31.90
31.60
37.00
36.90
36.80
40.70
41.30
41.50
AMPS*
12.59
12.95
13.31
13.03
13.45
13.88
13.44
13.92
14.40
13.82
14.37
14.92
14.26
14.83
15.42
14.58
15.29
16.01
15.00
15.71
16.43
15.33
16.17
16.98
HI PR
227
243
260
239
256
274
253
270
289
269
288
307
289
308
327
309
330
352
334
355
376
353
379
404
LO PR
35
36
36
46
46
47
58
58
59
71
72
72
86
87
87
103
103
104
119
120
121
131
135
137
1575
MBh
†
18.45
17.88
17.26
22.59
22.06
21.49
27.02
26.53
25.99
31.74
31.25
30.74
37.24
36.49
35.88
43.08
42.56
41.89
48.99
48.51
47.98
51.11
51.87
52.40
T/R
11.90
11.60
11.30
14.60
14.40
14.20
17.60
17.40
17.20
20.80
20.60
20.50
24.60
24.30
24.10
28.60
28.50
28.30
32.80
32.80
32.70
34.30
35.20
35.90
AMPS*
12.81
13.17
13.54
13.21
13.64
14.07
13.58
14.06
14.55
13.91
14.46
15.01
14.30
14.86
15.46
14.52
15.18
15.89
14.88
15.59
16.31
14.96
15.80
16.65
HI PR
224
240
257
234
251
269
247
265
283
262
280
299
281
299
319
298
318
339
321
342
363
328
354
382
LO PR
35
36
36
46
46
46
58
58
58
71
72
72
86
86
87
102
103
103
118
119
120
123
128
132
