Reznor R8HE Unit Installation Manual - Manual (Page 28)

28
Airflow Information
Table 8. Cooling Airflow Settings
SWITCH
SETTING
RECOMMENDED
AIRFLOW (CFM)
SWITCH
SETTING
RECOMMENDED
AIRFLOW (CFM)
5 6 7 8 5 6 7 8
0 0 0 0 2
T
O
N
800 0 0 0 0 800
1 0 0 0 875 1 0 0 0
2.5
T
O
N
875
0 1 0 0 925 0 1 0 0 925
1 1 0 0 1000 1 1 0 0 1000
0 0 1 0 1075 0 0 1 0 1075
1 0 1 0 1125 1 0 1 0 1125
0 1 1 0 1175 0 1 1 0 1175
1 1 1 0 1225 1 1 1 0 1225
0 0 0 1 1300 0 0 0 1 1300
1 0 0 1 1350 1 0 0 1 1350
0 1 0 1 1400 0 1 0 1 1400
1 1 0 1 1450 1 1 0 1 1450
0 0 1 1 1500 0 0 1 1 1500
1 0 1 1 1525 1 0 1 1 1525
0 1 1 1 1560 0 1 1 1 1560
1 1 1 1 1600 1 1 1 1 1600
SWITCH
SETTING
RECOMMENDED
AIRFLOW (CFM)
SWITCH
SETTING
RECOMMENDED
AIRFLOW (CFM)
5 6 7 8 5 6 7 8
0 0 0 0
3
T
O
N
1110 0 0 0 0 1180
1 0 0 0 1145 1 0 0 0
3.5
T
O
N
1250
0 1 0 0 1180 0 1 0 0 1320
1 1 0 0 1215 1 1 0 0 1380
0 0 1 0 1250 0 0 1 0 1440
1 0 1 0 1285 1 0 1 0 1500
0 1 1 0 1320 0 1 1 0 1560
1 1 1 0 1355 1 1 1 0 1610
0 0 0 1 1390 0 0 0 1 1660
1 0 0 1 1430 1 0 0 1 1710
0 1 0 1 1480 0 1 0 1 1740
1 1 0 1 1525 1 1 0 1 1770
0 0 1 1 1575 0 0 1 1 1800
1 0 1 1 1625 1 0 1 1 1830
0 1 1 1 1675 0 1 1 1 1860
1 1 1 1 1725 1 1 1 1 1895
SWITCH
SETTING
RECOMMENDED
AIRFLOW (CFM)
SWITCH
SETTING
RECOMMENDED
AIRFLOW (CFM)
5 6 7 8 5 6 7 8
0 0 0 0 1180 0 0 0 0 1180
1 0 0 0
4
T
O
N
1250 1 0 0 0 1250
0 1 0 0 1320 0 1 0 0 1320
1 1 0 0 1380 1 1 0 0
5
T
O
N
1380
0 0 1 0 1440 0 0 1 0 1440
1 0 1 0 1500 1 0 1 0 1500
0 1 1 0 1560 0 1 1 0 1560
1 1 1 0 1610 1 1 1 0 1610
0 0 0 1 1660 0 0 0 1 1660
1 0 0 1 1710 1 0 0 1 1710
0 1 0 1 1740 0 1 0 1 1740
1 1 0 1 1770 1 1 0 1 1770
0 0 1 1 1800 0 0 1 1 1800
1 0 1 1 1830 1 0 1 1 1830
0 1 1 1 1860 0 1 1 1 1860
1 1 1 1 1895 1 1 1 1 1895
NOTE: Factory settings & recommended operating range are
highlighted in bold / italics.
SWITCH
SETTING
2 & 2.5 TON
CFM
SWITCH
SETTING
3.5 TON
CFM
LOW
HEAT
HIGH
HEAT
LOW
HEAT
HIGH
HEAT
39,000 60,000 52,000 80,000
1 2 3 4 CFM RISE CFM RISE 1 2 3 4 CFM RISE CFM RISE
0 0 0 0 600 57 800 66 0 0 0 0 885 55 1180 64
1 0 0 0 656 52 875 60 1 0 0 0 938 52 1250 61
0 1 0 0 694 49 925 57 0 1 0 0 990 49 1320 58
1 1 0 0 750 46 1000 53 1 1 0 0 1035 47 1380 55
0 0 1 0 806 43 1075 49 0 0 1 0 1080 45 1440 53
1 0 1 0 844 41 1125 47 1 0 1 0 1125 43 1500 51
0 1 1 0 881 39 1175 45 0 1 1 0 1170 42 1560 49
1 1 1 0 919 37 1225 43 1 1 1 0 1208 41 1610 47
0 0 0 1 975 35 1300 40 0 0 0 1 1245 40 1660 45
1 0 0 1 1013 34 1350 39 1 0 0 1 1283 39 1710 44
0 1 0 1 1050 33 1400 38 0 1 0 1 1305 38 1740 43
1 1 0 1 1088 32 1450 36 1 1 0 1 1328 37 1770 42
0 0 1 1 1125 30 1500 35 0 0 1 1 1350 36 1800 41
1 0 1 1 1144 30 1525 35 1 0 1 1 1373 35 1830 40
0 1 1 1 1170 29 1560 34 0 1 1 1 1395 34 1860 39
1 1 1 1 1200 29 1600 33 1 1 1 1 1421 34 1895 39
SWITCH
SETTING
3 TON
CFM
SWITCH
SETTING
4 & 5 TON
CFM
LOW
HEAT
HIGH
HEAT
LOW
HEAT
HIGH
HEAT
52,000 80,000 62,400 96,000
1 2 3 4 CFM RISE CFM RISE 1 2 3 4 CFM RISE CFM RISE
0 0 0 0 833 55 1110 63 0 0 0 0 885 62 1180 73
1 0 0 0 859 53 1145 61 1 0 0 0 938 59 1250 70
0 1 0 0 885 52 1180 60 0 1 0 0 990 55 1320 67
1 1 0 0 911 50 1215 58 1 1 0 0 1035 53 1380 65
0 0 1 0 938 49 1250 56 0 0 1 0 1080 51 1440 63
1 0 1 0 964 47 1285 55 1 0 1 0 1125 49 1500 61
0 1 1 0 990 46 1320 53 0 1 1 0 1170 47 1560 59
1 1 1 0 1016 45 1355 52 1 1 1 0 1208 46 1610 57
0 0 0 1 1043 44 1390 50 0 0 0 1 1245 45 1660 55
1 0 0 1 1073 43 1430 49 1 0 0 1 1283 44 1710 54
0 1 0 1 1110 41 1480 48 0 1 0 1 1305 43 1740 53
1 1 0 1 1144 40 1525 46 1 1 0 1 1328 42 1770 52
0 0 1 1 1181 39 1575 45 0 0 1 1 1350 41 1800 51
1 0 1 1 1219 38 1625 43 1 0 1 1 1373 40 1830 50
0 1 1 1 1256 36 1675 42 0 1 1 1 1395 39 1860 49
1 1 1 1 1294 35 1725 41 1 1 1 1 1421 39 1895 48
NOTES:
1. Factory settings are bold / italicized. Use of any other switch setting may result
in nuisance trips and should be verified for the application.
2. Temperature rises in tables are approximate. Actual temperature rises may
vary.
3. Shaded areas are not approved for proper operation of equipment.
Table 9. Heating Airflow Settings