Service Manual

VMH Series

Heat Controller, Inc.

 

 

 

9.3.1.6 Open or short circuit of temperature sensor.

Check the connections between temperature sensor and PCB. Are the connections good?

Yes

Check the resistance value of the sensor via Appendix 1, is it normal?

No

Yes

Correct the connections per wiring diagram.

Replace indoor or outdoor PCB.

No

Replace the sensor

9.3.1.7 Full-water malfunction (For Ceiling Cassette)

IIfs the water-level switch is inserted well?

Yes

Is the water-level switch is broken?

No

Is the water pump is normal?

 

 

Re-insert the water-level switch well

 

 

No

 

 

 

 

 

 

Yes

 

Replace the water-level switch

 

 

 

No

 

Replace the water pump

 

 

 

Yes

Check PCB board or replace the indoor main PCB

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Heat Controller A-VMH18DC-1 Open or short circuit of temperature sensor, Full-water malfunction For Ceiling Cassette

A-VMH18DC-1, A-VMH36QC-1, A-VMH27TC-1 specifications

The Heat Controller A-VMH series, consisting of models A-VMH27TC-1, A-VMH36QC-1, and A-VMH18DC-1, represents a sophisticated range of advanced heating and cooling systems designed for residential and commercial applications. These units are engineered to provide efficient climate control, ensuring optimal comfort throughout the year.

One of the standout features of the A-VMH series is its energy efficiency. With advanced inverter technology, these units adjust their power consumption based on the heating or cooling demand, ensuring minimal energy wastage. This not only contributes to lower energy bills but also reduces the carbon footprint, making these systems an environmentally friendly choice.

Each model in the A-VMH series comes equipped with a multi-stage filtration system designed to improve indoor air quality. The filters capture dust, allergens, and other particulate matter, ensuring that the air circulated through the living spaces is clean and fresh. This is particularly beneficial for households with allergy sufferers or respiratory issues.

The A-VMH27TC-1 model stands out for its compact design, making it ideal for smaller spaces without compromising on performance. It offers a cooling capacity of 27,000 BTU and is perfect for apartments or cozy living areas. The A-VMH36QC-1, on the other hand, provides a robust 36,000 BTU cooling capacity, making it suitable for larger rooms or commercial spaces. Its advanced heat pump technology allows for efficient heating even in colder climates. Lastly, the A-VMH18DC-1 model balances functionality and space-saving design, providing 18,000 BTUs for medium-sized areas.

All models are equipped with smart connectivity options, allowing users to control the temperature settings, adjust modes, and monitor energy consumption through mobile apps or smart home systems. This modern convenience provides users with the flexibility to maintain comfort according to their schedules and preferences.

Durability is also a hallmark of the A-VMH series. Each unit is built with high-quality materials and components, ensuring longevity and reliable performance. Moreover, the whisper-quiet operation of these units enhances the overall comfort, allowing users to enjoy their spaces without disruptive noise.

In summary, the Heat Controller A-VMH27TC-1, A-VMH36QC-1, and A-VMH18DC-1 are ideal choices for anyone seeking efficient, reliable, and smart climate control solutions. With their combination of energy efficiency, advanced filtration, smart capabilities, and robust design, these units meet the diverse needs of modern living and ensure lasting comfort in any environment.