Carrier WeatherMaster 50HCQ04-12 Service And Maintenance Instructions page 53

UNIT MOTOR/DRIVE COMBO
Medium Static
04 3 phase
High Static
3 phase Medium Static
05
High Static
3 phase Medium Static
06
High Static
Standard Static
3 phase
07 Medium Static
High Static
Standard Static
3 phase
08 Medium Static
High Static
Standard Static
3 phase
09 Medium Static
High Static
Standard Static
3 phase
12 Medium Static
High Static
NOTE: Do not adjust pulley further than 5 turns open.
— Factory settings
APPENDIX C — FAN PERFORMANCE (cont)
Table W — Pulley Adjustment - Belt Drive
0 0.5 1
1251 1208 1165
1466 1423 1380
1303 1265 1226
1466 1423 1380
1380 1349 1317
1639 1596 1553
747 721 695
949 927 906
1102 1083 1063
733 712 690
936 911 887
1084 1059 1035
652 633 614
838 813 789
1084 1059 1035
609 592 575
757 736 715
963 943 923
53
MOTOR PULLEY TURNS OPEN
1.5 2 2.5 3
1121 1078 1035 992
1337 1294 1251 1207
1188 1150 1112 1073
1337 1294 1251 1207
1286 1254 1223 1192
1510 1467 1424 1380
670 644 618 592
884 863 841 819
1044 1025 1006 986
669 647 626 604
862 838 813 788
1010 986 961 936
594 575 556 537
764 739 715 690
1010 986 961 936
558 541 525 508
694 673 652 631
903 883 863 842
3.5 4 4.5 5
949 905 862 819
1164 1121 1078 1035
1035 997 958 920
1164 1121 1078 1035
1160 1129 1097 1066
1337 1294 1251 1208
566 541 515 489
798 776 755 733
967 948 928 909
583 561 540 518
764 739 715 690
912 887 863 838
518 498 479 460
665 640 616 591
912 887 863 838
491 474 457 440
610 589 568 547
822 802 782 762