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Carrier bryant Multi-Zone 38MARBQ24 36AA3 Series User Manual

Carrier bryant Multi-Zone 38MARBQ24 36AA3 Series
70 pages
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Carrier & Bryant Ductless
Service Manual
Carrier Enterprise
Pub. Date 6.25.2021
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Carrier bryant Multi-Zone 38MARBQ24 36AA3 Series Specifications

General IconGeneral
CategoryHeat Pump
TypeMulti-Zone
Refrigerant TypeR-410A
BrandCarrier Bryant
Cooling Capacity (BTU/h)24000
Heating Capacity (BTU/h)27000
Series38MARBQ24 36AA3

Summary

1st Steps for DLS Troubleshooting

Indoor Outdoor Unit Communication Error E1

Water Level Alarm EE Troubleshooting

Indoor Fan Error E3 Troubleshooting

Sensor Error E4/E5 Troubleshooting

Sensor Error F1/F2/F3 Troubleshooting

Outdoor Fan Error F5 Troubleshooting

Inverter Compressor Drive Error P4

Diagnostic Procedures and Checks

Reactor Check - Ohming a Reactor

Procedure for testing the reactor using an ohmmeter.

Compressor Electrical Checks

Steps for megger and ohming compressor windings.

38MGR Error Code Retrieval and Diagnostics

How to retrieve and interpret 38MGR diagnostic codes.

System Settings and Compensation

Heating & Cooling Compensation Settings

Adjusting temperature compensation for different indoor unit types.

Service Settings - Wireless Remotes

Accessing and configuring service settings via RG10, RG57, RG66 remotes.

Outdoor Unit PCB Removal Procedures

38MARBQ09~18AA3 Outdoor Unit PCB Removal

Steps for removing control box and main PCB for specific models.

38MARBQ24~36AA3 Outdoor Unit PCB Removal

Steps for removing control box and main PCB for specific models.

38MAQB09~36R--3 Outdoor Unit PCB Removal

Steps for removing inverter and main PCB for specific models.

38MAQB09~12 Outdoor Unit PCB Removal

Steps for removing main PCB for specific outdoor units.

38MAQB18~30 Outdoor Unit PCB Removal

Steps for removing inverter and main PCB for specific models.

38MGR30 Outdoor Unit PCB Removal

Steps for removing control box and main PCB for specific models.

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