Carrier 48gc

However, it is very important that the water rinse is made with a very low velocity water stream carrier 48gc avoid damaging the fin edges. Monthly cleaning as described below is recommended.

These packaged air conditioners deliver performance for various ranges of industrial applications. Carrier A Series Rooftop products are pre-wired and charged with refrigerant and tested in both cooling and heating modes at the factory. All models feature an industrial grade cabinet with fully hinged access panels. Superior supply fan performance with up to 3. A wide variety of gas options are available. The 48EZ-A is a one-piece heating and cooling unit with low sound levels, easy installation, low maintenance, and dependable performance. The industry's first beltless direct-drive vane axial fan for rooftop units is just one of many technological advances that prove that not all rooftop units are created equal.

Carrier 48gc

Please enter the name by which you would like to log-in and be known on this site. Please enter a password for your user account. Note that passwords are case-sensitive. Remember Me? Results 1 to 9 of 9. Thread: Carrier Axial vane fan motors. Thread Tools Show Printable Version. Carrier Axial vane fan motors Hi new member here. I have come across this issue 3 times now with Carrier's newer style axial vane ECM fan motors. I am having an issue with these units tripping on high limit. I checked my ductwork to make sure I did not have any restrictions. The main thing I discovered was when the thermostat calls for heat, the burners light and there is the usual delay before the fan starts. I checked my fan motor had line voltage and checked the ECM motor was sending out the 10VDC signal to the control board and I checked the control board was returning the appropriate DCV signal back to the motor to signal to start and run. In 3 cases I have seen, on fairly new RTU's, the motor would receive the 8.

The multi stage cooling carrier 48gc logic allows for added comfort, energy savings and humidity control. These packaged air conditioners deliver performance for various ranges of industrial applications.

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Hide thumbs. Table of Contents. Quick Links. Service and Maintenance Instructions. Routine Maintenance. Supply Fan Direct-Drive. Staged Air Volume. Condenser Coil. Condenser Coil Maintenance and Cleaning. Evaporator Coil.

Carrier 48gc

Hide thumbs. Table of Contents. Quick Links Download this manual. Service and Maintenance Instructions. Routine Maintenance. Supply Fan Direct-Drive. Staged Air Volume. Condenser Coil.

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All models feature an industrial grade cabinet with fully hinged access panels. They are Carrier's most efficient commercial packaged rooftop ever produced and have some of the industry's highest IEER's available. Originally Posted by VTP Cleaning the Evaporator Coil. Protect fins from damage from the spray nozzle. Are there new restrictions? I ended up changing the thermostat from gas heat to electric heat to make the fan start with the heat to prevent any possible issues of the heat exchanger cooking the ECM motor. California Energy Commission Title 24 Compliant Maintenance Features Large hinged service access doors On-board diagnostics include refrigerant pressure sensors Auto component testing simplifies troubleshooting Standard Double wall construction Installation Features Shipped with RA refrigerant charge Single point electrical service entry, through unit bottom or side Lifting lugs Reliability Features Dual electrically and mechanically independent refrigerant circuits, with coil frost protection, liquid line filter driers, crankcase heaters, and Electronic Expansion Valves EXV standard on all models. Remove all surface loaded fibers and dirt with a vacuum cleaner as described above Thoroughly wet finned surfaces with clean water and a low velocity garden hose, being careful not to bend fins. Which of the following applications apply to you? When you purchase through links on our site, we may earn an affiliate commission, which supports our community. Thanks, I just updated info.

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Superior supply fan performance with up to 3. All I did was disconnect the molex plug and hook it back up and it worked fine. I ended up changing the thermostat from gas heat to electric heat to make the fan start with the heat to prevent any possible issues of the heat exchanger cooking the ECM motor. Units are available in constant volume CV , staged air volume SAV , or variable air volume VAV applications, with electric or hydronic heating options. Proper eye protection such as safety glasses is recommended during mixing and application. Thread: Carrier Axial vane fan motors. I came across one the other week that wasn't running. Valves, Regulators, Filters, Etc. Any thoughts? VAV models use a duct static pressure sensor to vary the units indoor fan motor variable frequency drive VFD while cooling capacity is controlled by the units supply air temperature sensor, to make sure the correct temperature in each zone. Carrier Axial vane fan motors Hi new member here. All models feature an industrial grade cabinet with fully hinged access panels.