Optional Accessories; Model Identification; Blower Data - Lennox CBX32MV-018/024 Manual

Optional Accessories

For up-to-date information, see any of the following publications:
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Lennox CBX32MV Product Specification bulletin (EHB)
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Lennox Commercial Price Book

Model Identification

CB = Air Handler
Refrigerant Type
X = R-410A
MV = Multi-Position, Variable
speed blower motor

Blower Data

CBX32MV­018/024 BLOWER PERFORMANCE
0 through 0.80 in. w.g. External Static Pressure Range
"AJUST"
Jumper Setting
+
NORM
-
NOTES:
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The effect of static pressure, filter and electric heater resistance is included in the air volumes listed.
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First stage cooling air volume is 70% of COOL speed settings. Continuous fan speed is approximately 28%, 38%, 70% and 100% (Jumper
selectable) of the same second­stage COOL speed selected, minimum 250 cfm.
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Lennox Harmony III™ Zone Control applications - minimum blower speed of 250 cfm.
CBX32MV‐018/024 BLOWER MOTOR WATTS AT + (Plus) SETTING
Jumper Speed Positions
Tap 1
Tap 2
HEAT Speed
Tap 3
Tap 4
Tap 1
Tap 2
COOL Speed
Tap 3
Tap 4
CB X 32 MV
Unit Type
Series
Configuration
Nominal Cooling Capacity
018/024 = 1.5 to 2 tons (5.3 to 7 kW)
024/030 = 2 to 2.5 tons (7 to 8.8 kW)
036 = 3 tons (10.6 kW)
048 = 4 tons (14.1 kW)
060 = 5 tons (17.6 kW)
068 = 5+ tons (17.6+ kW)
"HEAT" Speed
1 2
cfm cfm
715 855
670 770
580 700
Motor Watts @ Various External Static Pressures - in. wg. (Pa)
0 (0) 0.1 (25) 0.2 (50)
100 113 126
155 176 197
237 260 289
338 361 379
36 47
89 103 118
183 198 229
266 294 315
− − − −
036 230 6
Voltage
230 = 208/230V-60hz-1ph
Jumper Speed Positions
3 4
cfm cfm
1000 1130
900 1035
800 930
(Adjust Jumper at + Setting)
0.3 (75) 0.4 (100)
142 154
221 237
305 314
409 433
61 71 81
129 143
248 266
330 349
Page 3
05
Minor Revision Number
Refrigerant Metering Device
2 = Fixed Orifice
3 = TXV - Bleedport (indoor unit)
4 = TXV - Non-bleedport (indoor unit)
5 = TXV - Non-bleedport (outdoor unit)
6 = TXV - R-410A Non-bleedport (indoor
unit)
"COOL" Speed
1 2 3
cfm cfm cfm
465 690 900
425 620 825
385 560 735
0.5 (125) 0.6 (150) 0.7 (175)
172 190
260 278
337 356
457 447
95 106
163 177
290 307
373 390
4
cfm
1050
950
850
0.8 (200)
206 230
295 310
373 390
426 406
118 135
197 207
327 343
411 401
CBX32MV