Carrier 40MBAB - 40 Mbabq48 Xa3; 40 Mbabq60 Xa3

40MBAB: Installation Instructions
Manufacturer reserves the right to change, at any time, specifications and designs without notice and without obligations.
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MATCHING WITH MULTI ZONE OUTDOOR UNIT
When matching with multi zone outdoor unit, the indoor unit cannot be started due to the mode conflict listed in Table
Table 17 — Matching with Multi Zone Unit
40MBABQ48XA3 0 - 0.80 in. w.g.
Cooling Turbo — SW3-4=ON Y2/Y — Cool 1471
Cooling High — SW3-4=OFF Y2/Y — Cool 1282
Cooling Medium — — Y1 — Cool 1094
Cooling Low — — — — Cool 906
Heat Pump Turbo — — — — Heat 1471
Heat Pump High — — B+Y2/Y, W — Heat 1306
Heat Pump
Medium
— — Y1 — Heat 1141
Heat Pump Low — — — — Heat 976
Auxiliary Heater
Default 0
20KW
SW4-1=OFF
SW4-2=OFF
SW4-3=OFF
W1, W2, AUX
SW4-1=OFF
SW4-2=OFF
SW4-3=OFF
Heat + AUX, AUX 1741
Auxiliary Heater 1 15KW
SW4-1=OFF
SW4-2=OFF
SW4-3=ON
W1, W2, AUX
SW4-1=OFF
SW4-2=OFF
SW4-3=ON
Heat + AUX, AUX 1653
Auxiliary Heater 2
10KW,
8KW
SW4-1=OFF
SW4-2=ON
SW4-3=OFF
W1, W2, AUX
SW4-1=OFF
SW4-2=ON
SW4-3=OFF
Heat + AUX, AUX 1559
Auxiliary Heater 3 8KW
SW4-1=OFF
SW4-2=ON
SW4-3=ON
W1, W2, AUX
SW4-1=OFF
SW4-2=ON
SW4-3=ON
Heat + AUX, AUX 1471
40MBABQ60XA3 0 - 0.80 in. w.g.
Cooling Turbo — SW3-4=ON Y2/Y — Cool 1806
Cooling High — SW3-4=OFF Y2/Y — Cool 1582
Cooling Medium — — Y1 — Cool 1359
Cooling Low — — — — Cool 1135
Heat Pump Turbo — — — — Heat 1659
Heat Pump High — — B+Y2/Y, W — Heat 1582
Heat Pump
Medium
— — Y1 — Heat 1247
Heat Pump Low — — — — Heat 976
Auxiliary Heater
Default 0
25KW
SW4-1=OFF
SW4-2=OFF
SW4-3=OFF
W1, W2, AUX
SW4-1=OFF
SW4-2=OFF
SW4-3=OFF
Heat + AUX, AUX 2171
Auxiliary Heater 1
20KW,
15KW
SW4-1=OFF
SW4-2=OFF
SW4-3=ON
W1, W2, AUX
SW4-1=OFF
SW4-2=OFF
SW4-3=ON
Heat + AUX, AUX 2029
Auxiliary Heater 2
15KW,
10KW
SW4-1=OFF
SW4-2=ON
SW4-3=OFF
W1, W2, AUX
SW4-1=OFF
SW4-2=ON
SW4-3=OFF
Heat + AUX, AUX 1894
Auxiliary Heater 3 10KW
SW4-1=OFF
SW4-2=ON
SW4-3=ON
W1, W2, AUX
SW4-1=OFF
SW4-2=ON
SW4-3=ON
Heat + AUX, AUX 1753
AHU Mode Other IDU Zones Mode Mode Conflict Unit
Fan
Heating/Electric heat/Emergency heat AHUCooling
Dehumidification
Heating
Fan/Cooling/Dehumidification Other IDU ZonesElectric Heat
Emergency Heat
NOTE:
• When HEATING reaches the temperature and shuts down with other IDU zones heating normally, the AHU fan stops running, and the
Fan-ON mode is invalid.
• The heat pump starts synchronously when the Emergency heat or Electric heat is started.
• When the two AHU units are connected by multi zone outdoor unit, the above rules are applicable while one of the AHU units regarded as
other IDU zones.
Electric Heater Nominal Air Flow Settings (Sheet 3 of 3)
Capacity
External Static
Pressure
Range
Fan Speed
Electric
Heater Kit
24V Thermostat Wired Controller
Air Volume CFM
DIP Switch
24V
Terminal
Engaged
DIP Switch
Mode