Heat Controller, Inc.

HEV/H SERIES

Installation, Operation & Maintenance

 

 

 

FUNCTIONAL TROUBLESHOOTING (CONT.)

Fault

Htg Clg

Possible Cause

Solution

 

 

 

 

 

IFC Fault Code 13

X

X

No pump output signal

Check DC voltage between A02 and GND - should be

Internal Flow

 

 

 

between 0.5 and 10 VDC with pump active

Controller Fault

 

 

Low pump voltage

Check line voltage to the pump

 

 

 

 

 

 

 

 

 

 

 

No pump feedback signal

Check DC voltage between T1 and GND. Voltage should

 

 

 

 

be between 3 and 4 VDC with pump OFF, and between

 

 

 

 

0 and 2 VDC with the pump ON

 

 

 

 

 

 

 

 

Bad pump RPM sensor

Replace pump if the line voltage and control signals are

 

 

 

 

present at the pump, and the pump does not operate

 

 

 

 

 

ESD - ERV Fault (DXM Only)

X

X

ERV unit has fault

Troubleshoot ERV unit fault

Green Status LED Code 3

(Rooftop units only)

 

 

 

 

 

 

 

 

No Fault Code Shown

X

X

No compressor operation

See 'Only Fan Operates'

 

 

 

 

X

X

Compressor overload

Check and replace if necessary

 

 

 

 

 

 

X

X

Control board

Reset power and check operation

 

X

X

Dirty air filter

Check and clean air filte r

 

X

X

Unit in 'Test Mode'

Reset power or wait 20 minutes for auto exit

Unit Short Cycles

X

X

Unit selection

Unit may be oversized for space - check sizing for actual

 

load of space

 

 

 

 

 

 

 

 

 

 

X

X

Compressor overload

Check and replace if necessary

 

X

X

Thermostat position

Insure thermostat set for heating or cooling operation

 

 

 

 

 

 

X

X

Unit locked out

Check for lockout codes - reset power

Only Fan Runs

 

 

 

 

X

X

Compressor overload

Check compressor overload - replace if necessary

 

X

X

Thermostat wiring

Check thermostat wiring at DXM2 - put in Test Mode and

 

jumper Y1 and R to give call for compressor

 

 

 

 

 

 

 

 

 

43

Page 42 Page 44
Page 43
Image 43
Heat Controller HEV/H manual IFC Fault Code
Page 42 Page 44

HEV/H specifications

The Heat Controller HEV/H series represents a significant advancement in heating technology, designed to provide efficient and effective climate control for both residential and commercial spaces. This innovative range of heat pumps combines cutting-edge features with user-friendly functionality to offer a reliable solution for modern heating needs.

One of the standout features of the HEV/H series is its advanced inverter technology. This system allows the heat pump to adjust its output based on the specific heating requirements of the environment. By varying the compressor's speed, the HEV/H maintains a consistent temperature while significantly reducing energy consumption. This not only lowers utility bills but also reduces environmental impact, making it a more sustainable option compared to traditional heating methods.

The HEV/H series is equipped with a high-efficiency heat exchanger, which maximizes heat transfer and enhances overall performance. This component ensures that the system can operate effectively even in colder climates, providing reliable heating throughout the winter months. Additionally, the unit’s low noise operation is designed to maintain a peaceful environment, making it suitable for bedrooms, offices, and other noise-sensitive areas.

Another notable characteristic of the HEV/H series is its smart control features. Integrated with Wi-Fi connectivity, users can conveniently manage their heating settings remotely via a smartphone app. This feature allows for customized scheduling and temperature control, ensuring optimal comfort and convenience. Users can also receive real-time notifications on energy consumption and system performance, enhancing user engagement and control.

The HEV/H series also emphasizes durability and longevity. Constructed with high-quality materials, the units are designed to withstand the rigors of daily use while requiring minimal maintenance. The incorporation of advanced filtration systems helps to improve indoor air quality by capturing dust and allergens, which is especially beneficial for individuals with allergies or respiratory issues.

In summary, the Heat Controller HEV/H series exemplifies modern heating technology with its combination of efficiency, control, and user-friendly features. Its inverter technology, high-efficiency heat exchangers, smart connectivity, and durable construction make it an outstanding choice for anyone seeking to enhance their indoor climate while being conscious of energy usage and environmental impact. Whether for a home or business, the HEV/H series is poised to deliver exceptional heating solutions tailored to diverse needs.
Top Page Image Contents