Heat Controller VMC24SB-1/VMH24SB-1, VMC09SB-1/VMH09SB-1 List of Functions & Controls

Page 8

Part 2 Functions & Controls

1. List ofFunctions&Controls

Category

Function

Description

 

Remark

 

 

 

 

 

 

Cooling Mode

Cooling operation

 

 

Basic mode

Heating Mode

Heating operation

 

 

 

 

 

 

Healthy Dehumidification

Dry operation

 

 

controls

 

 

 

 

 

 

Auto Changeover

Cooling mode is automatically changed to heating mode and

 

 

 

 

 

vice versa

 

 

 

 

 

 

 

 

Jet Cool

Powerful cooling mode

 

 

Special Mode

Jet Heat

Powerful heating mode

 

 

controls

Energy saving

Air volume & set temp. are automatically selected for saving

Cooling Mode Only

 

 

energy in cooling mode

 

 

 

 

 

 

Forced operation

Operation without remote controller

 

 

 

 

 

 

 

Auto Clean

After cooling operation, this function makes the evaporator

 

 

 

dry

 

 

 

 

 

 

 

 

Air volume control

Indoor Fan speed Control

 

 

 

 

 

 

 

Utility Functions

Natural Air control

Air volume control Program

 

 

Chaos Swing

Vertical Airflow Direction control

 

 

 

 

 

 

 

 

 

 

 

Sleep mode Auto control

Air volume & set temp. are automatically changed for

com-

 

 

 

fortable sleep

 

 

 

Auto Restart Function

When power returns after a power failure, Unit restarts in the

 

 

 

previous operating mode

 

 

 

Five Second Delay (Fan)

For noise prevention

 

 

 

 

 

 

 

 

Two Minutes Stand-by

For overload prevention

 

 

 

(Comp.)

 

 

 

 

Hot Start

To prevent cold cold air from blowing on heating mode start

 

 

 

up until the evaporator coil has warmed up.

 

 

 

Freeze prevention

Evaporator frost prevention

 

 

 

 

 

 

 

 

Compressor Pre Heating

To protect compressor

 

9,12k Model Only

 

Sump Heater Control

To protect fan from accumulated ice at base panel

 

 

Protection

Automatic Defrost

Condenser frost prevention

 

 

Controls &

Power Relay Control

Over current prevention

 

 

Functions

Inverter (with inverter

Modulation of voltage & frequency to allow the compressor to

 

 

power control)

run at various speeds.

 

 

 

Overheating Protection

To protect power module

 

 

 

(Power Module)

 

 

 

 

 

 

 

 

 

Total Current Control

To protect power device

 

 

 

(Over Current Protection)

 

 

 

 

 

 

 

 

 

DC Peak Control

To protect power module

 

 

 

 

 

 

 

 

Discharge Pipe Temp Control

For overheating protection

 

 

 

Low Ambient Function

For operation at low temp.

 

 

 

 

 

 

 

 

Oil Return Control

To protect compressor

 

 

 

 

 

 

 

 

Oil Equalizing Control

To protect compressor

 

 

 

 

 

 

 

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Only for training and service purposes

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Page 7 Page 9
Contents Heat CONTROLLER, INC Contents Part 1 General Information Safety Precautions Be sure not to do Be sure to follow the instructionPart 1 General Information Inspections after Repair Part 2 Functions & Controls List of Functions & Controls Category Function Description RemarkHeating Mode Heatpump Only Basic Mode ControlsCooling Mode Auto changeover operation Heatpump Only Intake air Temp Setting TempHealthy Dehumidification operation Special Mode Controls Energy saving operation in cooling modeJet Cool operation Jet Heat operation Heatpump OnlyAuto cleaning operation Utility FunctionsForced operation Heat/pump Model Cooling/only ModelAir volume control Sleep mode Auto controlSleep timer operation for cooling cycle Natural Air ControlAuto WindSleep timer operation for heating cycle Heatpump Only Auto restartProtection Functions & Controls Five Seconds Stand-by fanTwo Minutes Stand-by comp Hot start Heatpump OnlyOutdoor Temperature Running Time sec Compressor Preheating Heatpump OnlySump Heater Control 9, 12kBtu/h Model Only Heatpump Only 1 9,12kBtu/h ModelAutomatic defrost Heatpump Only Starting the defrosting operation 2 18,24,30kBtu/h ModelDefrosting Control Algorithm Control algorithm of defrost completionPower Relay Control InverterOverheating Protection Power Module Function Heat sink sensor failure errorHeat sink temperature control Total Current Control Over Current Protection CT1 controlCT2 control Model KBtu/h Cooling Heating11A 12A 14A 15.5A DC Peak control Discharge Pipe Temp ControlInverter Compressor 18,24,30kBtu/h Model Compressor working Constant Compressor only 30kBtu/h ModelThere can be two situations Low Ambient control 12.1 9,12kBtu/h Model12.2 18, 24, 30kBtu/h Model Model Mode-in Condition Mode-out ConditionOil return control30kBtu/h Model Heatpump Only Oil equalizing control30kBtu/h ModelOperating Contion Operation ProcessCheck before Test Run Test Run Flow chart Test Run Detail Part 3 Test RunCheck before Test Run Test Run Flow chart StartPump Down Procedure Test Run DetailSettlement of outdoor unit Evaluation of the performancePart 4 Trouble Shooting Way, 3-Way Valve Way Valve Liquid SideProcedure Pumping DownAir purging of the charge hose Set the 2-way valve to the closed positionEvacuation Mount the valve stem nuts and the service port nut Gas Charging After EvacuationConnect the charge hose to the charging cylinder Purge the air from the charge hoseCycle Troubleshooting Guide Trouble analysisElectronic Parts Troubleshooting Guide Procedure Specification RemedyTrouble Compressor/Outdoor Fan does not operate 9, 12kBtu/h Model Trouble When indoor Fan does not operate.9~30kBtu/h Model 12kBtu/h Model Error IndicatorSelf-diagnosis Function 18,24,30kBtu/h Model Indoor Error Outdoor ErrorError code Descrition Red Green StatusError CodeTroubleshooting Guide9,12kBtu/h Model Description Cause of error Heat-sink Temp. is over Description Cause of error DC Peak Error Description Cause of error Over current Error Description Cause of error Indoor fan is locked Description Cause of error Discharge pipe temp. is Troubleshooting CH01, CH02, CH06 Check PointPart Trouble Shooting Troubleshooting CH05, CH53Copper Comp pipe Troubleshooting CH21Comp Troubleshooting CH21, CH22 Troubleshooting CH23, CH28 Troubleshooting CH24, CH25 Troubleshooting CH26, CH27 ‘B’Troubleshooting CH32, CH33, CH40 Troubleshooting CH41, CH44, CH45, CH46, CH47, CH65 Condenser/Suction Pipe Troubleshooting CH51, CH60Inverter/Constant Troubleshooting CH61, CH62 Heat CONTROLLER, INC

VMC12SB-1/VMH12SB-1, VMC18SB-1/VMH18SB-1, VMC24SB-1/VMH24SB-1, VMC09SB-1/VMH09SB-1, VMC30SB-1/VMH30SB-1 specifications

The Heat Controller VMC30SB-1/VMH30SB-1, VMC09SB-1/VMH09SB-1, VMC24SB-1/VMH24SB-1, VMC18SB-1/VMH18SB-1, and VMC12SB-1/VMH12SB-1 are versatile and efficient HVAC systems designed for residential and commercial applications. These units stand out due to their innovative technologies, user-friendly features, and reliable performance, making them an excellent choice for heating and cooling needs.

One of the most significant features of these units is their Energy Efficiency Rating (EER). Each model has been engineered to provide optimal energy savings, thus minimizing operating costs and environmental impact. Utilizing advanced inverter technology, the systems adjust their cooling and heating output according to the room's demand, ensuring that energy is used only when necessary. This results in quieter operation, less energy consumption, and enhanced comfort.

The VMC and VMH models are equipped with high-performance compressors that provide rapid heating and cooling capabilities. This feature allows users to attain their desired temperatures more quickly compared to traditional systems, ensuring a comfortable environment throughout the year. In addition, the systems maintain consistent temperatures and reduce temperature fluctuations, contributing to a more enjoyable living or working space.

Another key characteristic of the Heat Controller units is their comprehensive filtration systems. These include multi-stage filters designed to trap dust, allergens, and other particulate matter, contributing to improved indoor air quality. This aspect is particularly important for those who suffer from allergies or respiratory issues, as the units help to create a cleaner, healthier living environment.

The compact design of these models allows for easy installation in various spaces, including small apartments or tight commercial setups. They feature an intuitive control panel that offers user-friendly programming options, enabling users to schedule operations according to their daily routines. Additionally, many models include smart connectivity features, allowing remote access and adjustments via mobile apps.

Finally, the aesthetic design of the VMC and VMH series complements modern interior decors, ensuring that these units not only perform well but look good while doing so. With a combination of reliability, energy efficiency, and user-centric features, the Heat Controller VMC and VMH series stand out as an excellent investment for any heating and cooling requirement. These units promise comfort, convenience, and cost-effective operation.
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