Carrier 38MVQ, 40MVQ Wiring Diagrams, Wiring Diagram 38MVC009----1 W/ 40MVC009----1

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38/40MVC, MVQ

WIRING DIAGRAMS

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Fig. 6 – Wiring Diagram 38MVC009----1 W/ 40MVC009----1

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Contents 38MVC/40MVC 38MVQ/40MVQ IntroductionModel Number Nomenclature Indoor UnitStandard Features and Accessories System Model Number Specifications Cooling only UnitsCoil Specifications Heat Pump Units OutdoorService Valve Locations Clearances Indoor System Operating Envelope 53MVC/MVQ System Operating Envelope ChartElectrical Data Connection Diagrams Connection DiagramsWiring Diagrams Wiring Diagram 38MVC009----1 W/ 40MVC009----1Wiring Diagram 38MVC012----1 W/ 40MVC012----1 Wiring Diagram 38MVC012----3 W/ 40MVC012----3 Wiring Diagram 38MVC018----3 W/ 40MVC018----3 Wiring Diagram 38MVQ009----1 W/ 40MVQ009----1 Wiring Diagram 38MVQ012----1 W/ 40MVQ012----1 Wiring Diagram 38MVQ012----3 W/ 40MVQ012----3 Refrigeration Cycle Diagram CoolingGeneral refrigerant line sizing Refrigerant LinesRefrigerant Charge Using Vacuum Pump System Evacuation and ChargingSystem Safeties Minute Time DelayControl System Compressor Overcurrent ProtectionSequence of Operation Condenser High Temperature ProtectionIndoor High Temperature Protection Indoor Coil Freeze ProtectionModes of Operation Auto Fan DefrostManual Operation Dry Dehumidification ModeForced Cooling Operation Required Tools TroubleshootingDiagnostic Hierarchy Recommended StepsChart 1 Indoor FAN Speed OUT of Control YesChart 2 Temperature Sensor Chart 3 Compressor Overcurrent Protection Chart 4 Indoor Unit Communication Error Size 9K and 12K Chart 5 Outdoor Unit Protects Chart 6 Indoor Unit Communication Error Size 18K and 24K Chart 7 Unit not RUNNING, no Diagnostic Code Chart 8 Unit not Running Optimally Chart 9 Unit not Running Optimally HP in Heating Chart 10 Compressor Chart 11 Outdoor Motor Chart 12 Reversing Valve Chart 13 Receiver BoardAppendix Table of Contents Description Number Appendix40MVC009--- --- ---1/40MVC012--- --- ---1 Control Board 38MVC009--- --- ---1/38MVC012--- --- ---1 Control BoardInput or Output Value 38MVQ009---1/38MVQ012--- --- ---1 Control Board38MVQ012--- --- ---3 Control Board 38MVC012--- --- ---3 Control Board40MVC012--- --- ---3 Control Board 40MVQ012--- --- ---3 Control Board38MVC018--- --- ---3 Control Board Control BoardA6 Characteristics of Temperature Sensor Temp. ˚F/˚C Resistance KΩ9K & 12K Units 18K & 24K UnitsCatalog No.38---40MV---1SM
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40MVQ, 40MVC, 38MVQ, 38MVC specifications

The Carrier 38MVC, 38MVQ, 40MVC, and 40MVQ are advanced air-conditioning systems designed for both residential and commercial applications. These units are recognizable for their commitment to efficiency, reliability, and comfort, making them ideal choices for various environments.

One of the standout features of these models is their high energy efficiency ratings. Both the 38MVC and 38MVQ boast Seasonal Energy Efficiency Ratios (SEER) that exceed industry standards, delivering substantial energy savings over time. The 40MVC and 40MVQ models also continue this trend, featuring enhanced efficiency that translates into lower utility bills and a reduced carbon footprint.

These air-conditioning units utilize Carrier's innovative inverter technology, which allows for variable speed operation. This means that the compressor can adjust its speed according to the cooling demand, resulting in smoother temperature control and less energy consumption. The inverter technology not only maximizes comfort but also contributes to quieter operation, as the systems can run at lower speeds when full capacity is not required.

In addition to efficiency, the Carrier 38MVC, 38MVQ, 40MVC, and 40MVQ are equipped with advanced filtration systems. These systems work to purify the air by reducing allergens and pollutants, ensuring a healthier indoor environment. Some models also come equipped with smart connectivity options, allowing users to control their air conditioning remotely via a smartphone app. This feature adds convenience and helps monitor energy usage effectively.

With durable construction and high-quality components, these units are designed to withstand the test of time, reducing the need for frequent repairs or replacements. They are also built to operate quietly, so they can provide comfort without disturbing the peace of the indoor environment.

In terms of installation flexibility, the Carrier 38MVC, 38MVQ, 40MVC, and 40MVQ can be easily integrated into various existing HVAC systems, thanks to their compatible size and design. This adaptability makes them suitable for a wide range of applications, from small residential homes to larger commercial spaces.

Overall, the Carrier 38MVC, 38MVQ, 40MVC, and 40MVQ models are engineered with cutting-edge technologies that prioritize efficiency, comfort, and ease of use, making them an excellent choice for those looking to enhance their indoor climate control solutions.