Bryant 580J D17 Service And Maintenance Instructions page 78

Table 36 – Pulley Adjustment − Vertical
Fan RPM at Motor Pulley Settings
MODEL
Motor/Drive Combo
SIZE
Standard Static
3
17 Medium Static
Phase
High Static
Standard Static
3
20 Medium Static
Phase
High Static
Standard Static
3
24
Medium Static
Phase
High Static
Standard Static
3
28
Medium Static
Phase
High Static
Standard Static
3
30
Medium Static
Phase
High Static
NOTE: Do not adjust pulley further than 5 turns open.
- Factory settings
Table 37 – Pulley Adjustment − Horizontal
Fan RPM at Motor Pulley Settings
MODEL
Motor/Drive Combo
SIZE
Standard Static
3
18 Medium Static
Phase
High Static
Standard Static
3
21 Medium Static
Phase
High Static
Standard Static
3
25 Medium Static
Phase
High Static
*Standard Static
3
29 Medium Static
Phase
High Static
Standard Static
3
30 Medium Static
Phase
High Static
NOTE: Do not adjust pulley further than 5 turns open.
- Factory settings
* Standard Static drive only for 50 series; 48 series uses a field supplied drive
APPENDIX III. FAN PERFORMANCE (cont)
0 0.5
680 663 647
863 845 826
1009 991 972
822 802 782
879 862 846
1078 1058 1039
863 846 828
1021 1002 984
1176 1153 1129
911 892 872
1116 1096 1075
1176 1153 1129
954 934 913
1175 1155 1135
1299 1271 1242
0 0.5
680 663 647
780 763 747
912 895 879
822 802 782
879 862 846
1021 1002 984
863 846 828
1021 1002 984
1176 1153 1129
791 777 762
923 906 889
1107 1087 1067
N/A N/A N/A
N/A N/A N/A
N/A N/A N/A
Motor Pulley Turns Open
1 1.5 2 2.5
630 614 597
808 789 771
954 936 918
762 742 722
829 813 796
1019 1000 980
811 794 777
965 947 928
1106 1082 1059
853 833 814
1055 1035 1015
1106 1082 1059
893 873 853
1114 1094 1074
1214 1185 1157
Motor Pulley Turns Open
1 1.5 2 2.5
630 614 597
730 714 697
862 846 829
762 742 722
829 813 796
965 947 928
811 794 777
965 947 928
1106 1082 1059
748 733 719
873 856 839
1047 1027 1007
N/A N/A N/A
N/A N/A N/A
N/A N/A N/A
78
3 3.5 4 4.5
580 564 547 531
753 734 716 697
899 881 863 844
702 682 662 642
779 763 746 730
960 941 921 902
759 742 725 707
909 891 872 854
1035 1012 988 965
795 775 756 736
994 974 954 933
1035 1012 988 965
832 812 792 771
1054 1034 1013 993
1129 1100 1072 1043
3 3.5 4 4.5
580 564 547 531
680 664 647 631
812 796 779 763
702 682 662 642
779 763 746 730
909 891 872 854
759 742 725 707
909 891 872 854
1035 1012 988 965
705 690 676 661
822 805 789 772
986 986 946 926
N/A N/A N/A N/A
N/A N/A N/A N/A
N/A N/A N/A N/A
5
514
679
826
622
713
882
690
835
941
717
913
941
751
973
1015
5
514
614
746
622
713
835
690
835
941
647
755
906
N/A
N/A
N/A