Heat Controller DMC24DB-1, DMH24DB-1 manual Trouble 4 When indoor Fan does not operate, Nector

Page 60

Troubleshooting Guide

Trouble 4 When indoor Fan does not operate.

When indoor Fan does not operate.

Does the voltage of each terminals of CN-MOTOR CONNECTOR in

Indoor unit corresponds to values in the Table of page 69

Does the voltage of terminal of CN-DC/DC CONNECTOR in Indoor unit corresponds to the values in the table of page 56

Check connecting condition of the CN-MOTOR CON-

NECTOR

Do the voltage of terminal of CN-DC/DC CONNECTOR in Outdoor unit corresponds to the values in the table of page 56

Check the pattern and the condition of Indoor unit PWB Ass'y.

Check the interference of Indoor Fan.

NO

Check the patterns and the conditions of outdoor unit PWB Assy's.

Check the connecting condi- tion and disconnection of connecting wires between Indoor and Outdoor unit.

Check the motor of Indoor Fan

Indoor Fan may be stopped in the Soft Dry Mode(change to the Cooling Operation Mode).

Indoor Fan is to be stopped when Indoor pipe(coil) termperature is lower than 79°F. (At that times, Defrost indicator is turned on)

60Multi type Air Conditioner

Image 60
Contents Heat CONTROLLER, INC Table of Contents Symbols Used in this Manual Combination tableSafety Precautions InstallationBe sure not to do Be sure to follow the instruction Control box securely Cuit and breakerDo not install, remove, or re Do not install the product on aDefective installation stand Do not allow water to run into electric partsWhen the product is soaked Not enter the productFlooded or submerged, contact Install the drain hose to ensure that Keep level even when Installing the productUse two or more people to lift and transport the product Operational Be careful and avoid personal injury Dimensions Indoor UnitSplit Type Indoor Outdoor Unit 24kBtu/hProduct Specifications DMC24DB-1Operation UnitDMH24DB-1 Installation Installation PartsInstallation Tools Rooftop Installations Select the best locationIndoor unit Outdoor unitPiping length and elevation Multi Piping Type24k Fixing Installation PlateStandard Type Flaring Work and Connection of Piping Flaring workConnecting the Piping CheckIndoor Wrap the insulation material around the connecting por- tion For left rear piping Plastic bands Insulation material Connection Indoor Remote Control Preparationoptional Outdoor Outdoor unitConnecting the Cable between Indoor Unit and Outdoor Unit Connect the cable to the Indoor unitConnect the cable to the Outdoor unit Outdoor unitConnection method of the connecting cableExample How to connect wiring to the terminalsConnect the cable to the indoor unit Checking the drainage To check the drainageDrain piping Forming the piping Down to upAir Purging and Evacuation Checking methodRepeat evacuation procedure for each indoor unit EvacuationFinishing the job Charging AdditionalTest Running Split TypeCooling Mode Operation Soft Dry Operation ModeHeating Mode Operation OperationDefrost ControlHeating Fuzzy OperationFuzzy Operation for Cooling On-Timer Operation Off-Timer OperationAirflow Speed Selection Fuzzy Operation for DehumidificationOff-Timer = On-Timer Operation Sleep Timer OperationChaos Swing Mode Chaos Natural Wind ModeForced Operation Buzzer Sounding OperationFunction of Indoor Unit Split Type Indoor UnitFunction of Outdoor Unit Remote Control Operation Cooling Model , Heat Pump Model15 2nd F Button Disassembly To remove the Grille from the ChassisTo remove the Control Box To remove the Motor Cover Schematic Diagram Electronic Control DeviceIndoor Unit Outdoor Unit TMP87CM41FRY-4WAY RY-LIQ RY-GAS RY-FANL RY-FANH Wiring Diagram Room Type Indoor UnitComponents Locations Bottom ViewDisplay Assembly Split Type 6871A20680 Component side Solder side Troubleshooting Guide Refrigeration Cycle DiagramDMH24DB-1 DMC24DB-1Indoor Error Outdoor ErrorError Indicator Self-diagnosis FunctionCycle Troubleshooting Guide Trouble analysisElectronic Parts Troubleshooting Guide Procedure Specification RemedyProduct doesnt operate with the remote controller Compressor/Outdoor Fan are dont operate Check Point Comp. on Comp. OFFTrouble 4 When indoor Fan does not operate NectorTroubleshooting Guide Error Code Check PointIndoor air sensor Indoor inlet pipe sensorPower input AC 230V.Outdoor, Indoor Communication line is shorted at GNDError Title Cause of error Check point & Normal condition Title Cause of error Check point & Normal condition Outdoor air sensorCondensor pipe sensor Pipe sensorWay, 3-way Valve Way Valve Liguid SideProcedure Pumping downAir purging of the charge hose Set the liquid side valve to the closed positionMount the valve caps and the service port caps EvacuationAll amount of refrigerant leaked Mount the valve stem nuts and the service port nut Gas ChargingAfter Evacuation Connect the gauge to the charging cylinderHeat CONTROLLER, INC
Related manuals
Manual 35 pages 26.68 Kb Manual 29 pages 18.54 Kb

DMC24DB-1, DMH24DB-1 specifications

The Heat Controller DMH24DB-1 and DMC24DB-1 units stand out in the realm of climate control solutions, combining advanced technology with user-friendly features to enhance indoor comfort. These air conditioning systems are designed to provide efficient cooling and heating for both residential and commercial spaces.

One of the main features of the DMH24DB-1 and DMC24DB-1 is their inverter technology. This cutting-edge technology allows the units to adjust the compressor speed according to the cooling demands of the space, leading to significant energy savings. By operating at variable speeds instead of a fixed setting, the inverter provides a more consistent temperature, reduces wear and tear on components, and minimizes energy consumption, which can translate to lower electricity bills.

Both models offer a sleek and modern design, making them not only functional but also aesthetically pleasing. The indoor units are designed for easy placement in various environments and can blend seamlessly with any decor. In addition, they are relatively quiet during operation, with low noise levels that enhance indoor comfort without disturbing daily activities.

Another notable feature is the integrated smart control system that allows users to operate the units via a smartphone or tablet. This capability offers the convenience of adjusting settings from anywhere, ensuring that your space is always at the desired temperature when you arrive home or the office. The app can provide insights into energy consumption, allowing users to make informed decisions about their heating and cooling usage.

The DMH24DB-1 and DMC24DB-1 models also boast efficient filtration systems that help improve indoor air quality. The filters are designed to capture dust, pollen, and other allergens, contributing to a healthier living or working environment. This is particularly important for individuals with allergies or respiratory issues.

With a variety of cooling and heating modes, these units can cater to different user preferences and seasonal demands. Features like turbo mode are designed to quickly bring a space to the desired temperature, while the eco-friendly refrigerant helps reduce environmental impact.

In summary, the Heat Controller DMH24DB-1 and DMC24DB-1 units are high-performance air conditioning systems equipped with advanced technologies and practical features, making them an excellent choice for anyone seeking efficient and reliable climate control solutions. Their energy efficiency, enhanced air quality, and smart technology integration position them as leaders in the market.