Airflow Data; Dimensional Drawing - Carrier 58BLA Installation, Start-Up, And Operating Instructions Manual

Low-boy oil-fired furnace
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G
A
D
UNIT
BLOWER
SIZE
SPEED
High
105-12
Medium
Low
High
125-16
Medium
Low
High
155-20
Medium
Low
NOTES: 1. Airflow values in cubic ft per minute (CFM) rounded to nearest 5 CFM.
2. Data taken without filters in place.
CLEAN-OUT PORTS
B
12
1"
ELECTRICAL
CONNECTIONS
C
OIL INLET
→ Fig. 5—Dimensional Drawing
→ Table 5—Airflow Data (CFM)
0.1
0.2
0.3
1795
1735
1675
1365
1335
1305
995
965
945
1905
1845
1770
1750
1675
1620
1390
1350
1305
2025
1960
1905
1885
1825
1760
1555
1490
1445
Dimensions (In.)
UNIT DIMENSIONS
UNIT
Width
Depth
Height
SIZE
A
B
C
105-12
22
52
33
125-16
22
57
33
155-20
22
57
33
SUPPLY
RETURN
DUCT
"
1
E
16
INSULATION
PARTITION
PANEL
FILTER
INSULATION
INTERMEDIATE
PANEL
EXTERNAL STATIC PRESSURE IN. WC
0.4
0.5
0.6
1605
1550
1485
1275
1255
1215
925
900
870
1695
1630
1565
1560
1500
1440
1260
1220
1180
1850
1800
1665
1705
1640
1565
1410
1350
1280
9
DUCT SUPPLY
FLUE
OPENING
DIAMETER
D
E
F
20
17-1/4
6
20
22-1/4
6
20
22-1/4
6
DUCT
3"
H
0.7
0.8
0.9
1425
1350
1275
1155
1105
1050
825
775
725
1490
1425
1325
1370
1305
1235
1120
1060
985
1575
1500
1415
1500
1430
1350
1230
1155
1085
RETURN
DUCT
G
H
20
18
20
18
20
18
1"
F
A96309
1.0
1220
985
670
1220
1130
880
1315
1265
1005

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