Blower Performance Specifications - Goodman GDS8 Technical Information Manual

Gds8; ghs8; gms8 series 40" 80% gas furnace units
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BLOWER PERFORMANCE SPECIFICATIONS

Model
(
)
Heating Speed
Speed
As Shipped
GMS80453AN*
(MEDIUM)
MED-LO
GMS80703AN*
(MEDIUM)
MED-LO
GMS80704BN*
(MEDIUM)
MED-LO
GMS80904BN*
(MEDIUM)
MED-LO
GMS80905CN*
(MEDIUM)
MED-LO
GMS81155CN*
(MEDIUM)
MED-LO
GMS81405DN*
(MEDIUM)
MED-LO
NOTES:
CFM in chart is without filter(s). Filters do not ship with this furnace, but must be provided by the installer.
All furnaces ship as hig-speed cooling. Installer must adjust blower cooling speed as needed.
For most jobs, about 400 CFM per ton when cooling is desirable
INSTALLATION IS TO BE ADJUSTED TO OBTAIN TEMPERATURE RISE WITHIN THE RANGE SPECIFIED ON THE RATING PLATE.
The chart is for information only. For satisfactory operation, external static pressure must not exceed values shown on the rating plate. The shaded area insicated
ranges in excess of maximum static pressure allowed when heating.
The dashed (---) areas indicate a temperature rise not recommended for this model.
The above chart is for U.S. furnaces installed at 0' - 2,000'. At higher altitudes, a properly de-rated unit will have approximatley the same temperature rise at a
particular CFM, while ESP at the CFM will be lower.
18
BLOWER PERFORMANCE
(CFM & Temperature Rise vs. External Static Pressure)
Tons AC
Motor
0.1
at 0.5"
ESP
CFM RISE CFM RISE CFM RISE CFM RISE CFM RISE CFM CFM CFM
HIGH
3.0
1555
---
MED
2.5
1165
28
2.0
927
36
699
47
LOW
1.5
1447
36
HIGH
3.0
1127
46
MED
2.5
895
---
2.0
LOW
1.5
694
---
HIGH
4.0
2234
23
1676
31
MED
3.5
1342
38
3.0
1089
47
LOW
2.5
2182
---
HIGH
4.0
MED
3.5
1645
40
3.0
1320
49
LOW
2.5
1063
60
2334
---
HIGH
5.0
1754
39
MED
4.0
1367
47
3.5
LOW
3.0
1098
58
HIGH
5.0
2481
---
MED
4.0
1738
49
1364
62
3.5
1137
---
LOW
3.0
2554
41
HIGH
5.0
1846
57
MED
4.0
3.5
1520
69
LOW
3.0
1301
---
EXTERNAL STATIC PRESSURE (Inches Water Column)
0.2
0.3
1511
---
1459
---
1392
1123
30
1100
30
1090
907
37
889
37
863
694
48
668
50
645
1310
39
1295
40
1310
1100
47
1095
47
1075
917
---
878
---
867
681
---
663
---
640
2151
24
2076
25
1990
1653
31
1648
31
1581
1335
39
1321
39
1313
1085
48
1078
48
1071
2127
31
2056
32
1974
1628
40
1615
40
1597
1305
49
1310
49
1310
1061
60
1057
61
1056
2334
---
2284
---
2135
1735
39
1728
40
1685
1380
47
1371
47
1374
1109
59
1109
59
1088
2395
35
2288
37
2217
1732
49
1709
50
1686
1378
62
1372
62
1372
1142
---
1140
---
1114
2435
43
2375
44
2240
1773
59
1762
60
1712
1500
70
1483
---
1470
1274
---
1260
---
1231
0.4
0.5
0.6
---
1344
25
1279 1201 1120
30
1048
32
1017 970
38
853
39
822
51
636
52
592
39
1273
41
1202 1129 1039
48
1050
49
1018 967
---
853
---
830
---
625
---
591
26
1897
27
1803 1710 1569
33
1555
33
1492 1414 1352
39
1291
40
1261 1215 1149
48
1057
49
1040 956
33
1895
35
1809 1715 1588
41
1541
43
1491 1440 1350
50
1295
51
1267 1217 1139
61
1039
61
1025 1005 948
---
2051
35
1910 1748 1605
40
1628
42
1551 1469 1346
48
1335
50
1293 1246 1165
60
1066
62
1050 998
38
2076
41
1999 1858 1732
50
1639
52
1585 1492 1385
62
1350
63
1313 1261 1125
---
1090
---
1056 954
47
2152
49
2002 1883 1744
61
1672
63
1583 1526 1442
---
1435
---
1373 1308 1245
---
1207
---
1177 1093 931
GMS8
0.7
0.8
90.3
800
746
566
524
904
786
743
562
522
932
916
860

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