Table of Contents
Advertisement
TABLE 9—WET COIL AIR DELIVERY* — HORIZONTAL AND DOWNFLOW DISCHARGE
Unit
Motor
583B
Speed
Watts
Low
Cfm
Watts
030
Medium
Cfm
Watts
High
Cfm
Watts
Low
Cfm
Watts
036
Medium
Cfm
Watts
High
Cfm
Watts
Low
Cfm
Watts
042
Medium
Cfm
Watts
High
Cfm
Watts
Low
Cfm
Watts
048
Medium
Cfm
Watts
High
Cfm
Watts
Low
Cfm
Watts
060
Medium
Cfm
Watts
High
Cfm
*Air delivery values are without air filter.
Note: Deduct field-supplied air filter pressure drop to obtain external static pressure available for ducting.
c. On all units, remove blower assembly from unit. Re-
move screws securing blower to blower partition and
slide assembly out. Be careful not to tear insulation in
blower compartment.
d. Ensure proper reassembly by marking blower wheel and
motor in relation to blower housing before disassembly.
e. Loosen setscrew(s) that secures wheel to motor shaft,
remove screws that secure motor mount brackets to
housing, and slide motor and motor mount out of
housing.
2. Remove and clean blower wheel as follows:
a. Ensure proper reassembly by marking wheel orientation.
b. Lift wheel from housing. When handling and/or cleaning
blower wheel, be sure not to disturb balance weights
(clips) on blower wheel vanes.
c. Remove caked-on dirt from wheel and housing with a
brush. Remove lint and/or dirt accumulations from wheel
and housing with vacuum cleaner, using soft brush
attachment. Remove grease and oil with mild solvent.
d. Reassemble wheel into housing.
e. Reassemble motor into housing. Be sure setscrew(s) are
tightened on motor shaft flats and not on round part of
shaft.
f. Reinstall unit access panel.
UNIT 583B030-060
(DEDUCT 10% FOR 208 VOLTS)
230 AND 460 VOLT
0.0
0.1
0.2
243
244
242
885
842
786
353
339
333
1195
1134
1070
–
–
–
–
–
–
490
463
446
1431
1398
1347
–
513
501
–
1491
1426
–
–
645
–
–
1484
634
618
608
1669
1599
1545
–
–
–
–
–
–
–
–
–
–
–
–
591
578
573
1554
1523
1496
755
737
719
1834
1802
1758
–
–
–
–
–
–
589
576
569
1946
1891
1836
750
733
715
2189
2097
2021
–
879
850
–
2337
2159
External Static Pressure (in. wg)
0.3
0.4
0.5
–
–
–
–
–
–
330
326
320
997
911
818
443
436
426
1230
1145
1061
432
418
403
1281
1205
1118
488
474
459
1351
1267
1175
636
627
616
1410
1330
1243
598
583
562
1498
1448
1391
733
704
672
1746
1688
1630
–
–
–
–
–
–
568
559
544
1467
1432
1387
699
678
653
1706
1648
1585
890
858
828
1943
1870
1793
566
559
541
1779
1718
1651
695
673
648
1952
1883
1809
821
795
772
2050
1974
1905
3. Restore electrical power, then gas supply to unit. Start unit
and check for proper blower rotation and motor speeds
during heating and cooling cycles.
FLUE
COLLECTOR
BOX
Fig. 25—Blower Housing and Flue Collector Box
C. Flue Gas Passageways
To inspect the flue collector box and upper areas of the heat
exchanger:
—21—
0.6
0.7
0.8
–
–
–
–
–
–
–
–
–
–
–
–
416
406
397
977
888
786
389
378
–
1024
921
–
443
428
–
1077
976
–
605
593
583
1147
1044
936
534
502
473
1326
1257
1189
638
604
574
1566
1492
1399
797
773
751
1727
1632
1537
524
500
–
1332
1269
–
627
602
579
1520
1455
1392
801
777
756
1711
1624
1531
499
–
–
1577
–
–
623
598
577
1727
1635
1530
750
728
701
1824
1722
1597
INDUCED DRAFT MOTOR MOUNT
BLOWER
BURNER
MOUNTING
HOUSING
RACK
SCREW
0.9
1.0
–
–
–
–
–
–
–
–
–
–
–
–
–
–
–
–
–
–
–
–
–
–
–
–
454
457
1132
1101
550
536
1279
1120
727
696
1423
1308
–
–
–
–
562
556
1332
1276
734
709
1433
1329
–
–
–
–
–
–
–
–
–
–
–
–
ROLLOUT
SWITCH
C99022
Hide quick links:
Advertisement
Table of Contents
