Troubleshooting Tips

Heat Controller, Inc.

OWNER’S MANUAL

SMA/SMH

Troubleshooting Tips

Stop the air conditioner immediately if one of the following errors occurs. Disconnect the power and contact an authorized servicer.

Call for service if

OPERATION indicator light flashes rapidly (5 times every second) and this can’t be fixed by dis- connecting the power and then reconnecting it.

Fuse blows or circuit breaker trips frequently

Other abnormal situations (such as burning smells) that can’t be resolved using the steps outlined below.

Symptoms

Possible Cause/Things to Check

What should be done?

 

 

 

 

Is there power supplied to the unit?

Wait for the power to be restored or call an

 

electrician to address any power supply problem.

 

 

 

 

 

Unit does

Fuse may have blown out or a circuit

Replace the fuse or flip the circuit breaker.

breaker has been tripped.

no start or

 

operate at

Batteries in remote controller may be dead

Replace the batteries and ensure the polarities

all

or installed incorrectly.

are correct.

 

 

 

 

 

Is the unit’s timer set?

Wait or cancel timer setting.

 

 

 

 

Inappropriate temperature setting.

Set temperature correctly.

 

 

 

Poor cooling

Air filter may be blocked

Clean the air filter to prevent air flow blockages.

 

 

or heating

 

Close the doors or windows within the area

(heat pump

Doors or windows are open.

being cooled/heated to increase efficiency and

models only)

 

performance.

performance

Air inlet or outlet of indoor or outdoor unit

Clear obstructions away, then restart the unit.

 

are blocked.

 

 

 

 

 

 

Compressor time delay has been activated

Wait approximately 3 minutes for the compressor

 

to turn on and the unit to begin cooling/heating.

 

 

 

If the problem persists after performing these checks, or if you notice burning smells, or the operation indicator light flashes repeatedly, immediately stop operation, disconnect the power, and call an authorized service center.

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Heat Controller SMH 24, SMH 12 Troubleshooting Tips, Heat Controller, Inc, Owner’S Manual, Symptoms, What should be done?

SMA/SMH 24, SMA/SMH 12, SMH 24, SMH 18, SMA/SMH 18 specifications

The Heat Controller SMA/SMH series, encompassing models SMA/SMH 09/12, SMH 12, SMH 09, and SMA 12, is designed to deliver efficient and sustainable climate solutions for both residential and commercial spaces. These air conditioning units are well-regarded for their innovative technologies, energy efficiency, and user-friendly features, making them a popular choice for consumers seeking reliable heating and cooling options.

One of the defining characteristics of the SMA/SMH series is its advanced inverter technology. This feature allows the units to adjust their compressor speed in real-time based on the temperature needs, resulting in reduced energy consumption and more consistent indoor temperatures. With energy efficiency ratings often exceeding the standard benchmarks, these units help reduce electricity bills while minimizing environmental impact.

A significant aspect of the heat controllers is their versatile operation modes. The SMA/SMH series provides heating, cooling, and dehumidification modes, catering to various climatic conditions and user preferences. This flexibility ensures comfort in every season, making these units suitable for diverse environments, from hot summers to chilly winters.

User convenience is further enhanced by smart control options. Many models in the series are compatible with remote control systems and can be integrated into smart home networks, allowing users to adjust settings even when they're away from home. This feature provides an added layer of comfort and energy management, as users can effectively schedule operations to limit energy use during inactive hours.

Moreover, the series features a robust filtration system designed to improve indoor air quality. The filters trap dust, allergens, and pollutants, promoting a healthier living environment. Some models even include advanced options, such as activated carbon and HEPA filters, ensuring the air circulating within the space is clean and fresh.

Durability and aesthetic appeal also characterize the SMA/SMH series. The units are constructed with high-quality materials designed to withstand various weather conditions while maintaining their sleek, modern appearance. The compact design allows for flexible installation options, whether wall-mounted or on the floor, blending seamlessly with any interior decor.

In conclusion, the Heat Controller SMA/SMH 09/12, SMH 12, SMH 09, and SMA 12 models stand out for their energy efficiency, advanced technology, flexible operation modes, smart controls, and excellent air filtration. With their commitment to comfort and quality, these units are ideal for anyone seeking reliable climate control in their homes or businesses.