Not heating or not cooling
Diagnosis when the heat pump will not produce useful heating or cooling, will not start normally, or behaves differently between operating modes.
Windsor Heat Pump Service
Heat pump repair and replacement in Windsor for both heating and cooling operation.
Hyland diagnoses heat pumps in Windsor for heating or cooling mode problems, defrost issues, controls, airflow, electrical faults, outdoor-unit problems, abnormal icing, and systems that are no longer maintaining comfort as expected.
Common heat-pump problems
Separate the failed operating mode from the condition of the whole system.
Because a heat pump serves both heating and cooling, diagnosis should start by identifying which mode is failing and what the indoor and outdoor equipment are doing when the symptom occurs.
Defrost and outdoor icing problems
Evaluation of abnormal outdoor-unit icing, defrost behavior, controls, sensors, airflow, and other conditions that can affect winter operation.
Thermostat and control faults
Problems with mode calls, staging, low-voltage controls, wiring, communication, or equipment that does not respond correctly.
Airflow and indoor-equipment problems
Evaluation of filters, blower operation, indoor coil conditions, return and supply airflow, and restrictions that affect heat-pump performance.
Outdoor-unit and electrical faults
Diagnosis of fan, compressor-related operation, contactors, capacitors, motors, electrical controls, and other outdoor-equipment problems.
Performance and comfort problems
Diagnosis when the system runs but struggles to maintain temperature, cycles abnormally, or leaves parts of the home uncomfortable.
Windsor winter operation
Frost during cold-weather operation is different from a heat pump that cannot defrost normally.
Heat pumps can develop frost on the outdoor coil during winter operation and use a defrost sequence to manage it. Persistent or heavy icing, repeated performance loss, or a system that does not recover normally can point toward controls, sensors, airflow, defrost operation, refrigerant-related conditions, or another equipment problem.
The useful diagnostic question is whether the system is managing cold-weather operation normally—not simply whether frost is visible.
Heat-pump replacement planning
Replacement has to work as a complete heating-and-cooling installation.
Heating and cooling demand
Replacement planning should consider performance in both seasons rather than treating the heat pump as cooling equipment only.
Airflow and duct conditions
Return air, supply airflow, blower setup, filtration, and duct restrictions can affect performance and equipment selection.
Electrical requirements
Disconnects, breakers, wiring, equipment ratings, and any connected auxiliary equipment need to be reviewed for the actual replacement system.
Refrigerant piping
Existing line-set size, condition, routing, length, accessibility, and compatibility can affect replacement scope and whether reuse is appropriate.
Controls and backup heat
Heat-pump staging, thermostat compatibility, mode control, and any connected furnace or auxiliary heat should be considered as one operating system.
Permit and inspection scope
Windsor uses a defined permit process and routes building inspections through SAFEbuilt, so the full installation scope should be planned before equipment is selected.
Windsor code + permits
The Town’s current code and inspection path belong in the replacement plan.
The Town of Windsor states that the 2024 I-Codes took effect January 1, 2026. Applicable heat-pump replacement work can involve mechanical, energy, electrical, condensate, refrigerant-piping, controls, clearances, and other installation requirements based on the actual project.
Windsor accepts permit applications through Community Core and directs building inspection requests to SAFEbuilt. That makes replacement planning more than an outdoor-unit swap.
Utility-specific rebate context
Some Windsor heat-pump projects may qualify for utility incentives—but the service address controls.
Poudre Valley REA currently offers qualifying members air-source heat-pump rebates of up to $1,500, with a possible $500 bonus for qualifying dual-fuel systems. The program also requires specific efficiency, certification, commissioning, invoice, and documentation standards.
Not every Windsor property is a PVREA member or has the same utility eligibility. Hyland does not assume a project qualifies for any incentive. Homeowners should verify the electric provider, current program terms, equipment eligibility, funding, and submission requirements before relying on a rebate in the project budget.
Repair or replace?
A heating-mode or cooling-mode failure does not automatically mean the heat pump is finished.
A thermostat, control, sensor, electrical component, airflow problem, defrost fault, or other isolated failure may have a practical repair path. Replacement becomes a separate decision when equipment condition, repeated failures, repair scope, comfort performance, or installation requirements make continued repair less attractive.
For general no-cooling diagnosis, see Windsor AC repair & cooling service →. For conventional AC replacement planning, see Windsor AC replacement & installation →.
Because heat pumps also provide heating, see Windsor heating service → for related heating-system paths.
Windsor heat pump FAQ
Common questions about heat-pump repair and replacement.
Do you repair heat pumps in Windsor?
Yes. Hyland provides heat-pump diagnosis and repair in Windsor for heating and cooling problems, defrost issues, controls, airflow concerns, electrical faults, outdoor-unit problems, and system-performance complaints.
Why is my heat pump cooling but not heating?
A heat pump can have mode-specific problems involving controls, sensors, defrost operation, mode-change components, refrigerant-related conditions, or other equipment faults. The heating sequence should be diagnosed before assuming the entire system has failed.
Why is there ice on the outdoor heat pump?
Some frost can occur during cold-weather operation, but heavy or persistent icing can indicate a defrost, airflow, control, sensor, or other operating problem. The system behavior should be evaluated before assuming the cause.
What code applies to heat-pump replacement in Windsor?
The Town of Windsor states that the 2024 I-Codes took effect January 1, 2026. The exact mechanical, energy, electrical, and inspection requirements depend on the equipment and project scope.
Who handles inspections for Windsor heat-pump work?
Windsor routes building inspection requests through SAFEbuilt as part of the Town permit process. Scheduling and exact inspection requirements depend on the permitted scope.
Are heat-pump rebates available for Windsor homes?
Some Windsor addresses may receive electric service from Poudre Valley REA, which currently offers qualifying members air-source heat-pump rebates of up to $1,500 and a possible $500 dual-fuel bonus. Utility provider, membership, equipment, paperwork, funding, and other eligibility rules control whether a project qualifies.
Do you replace heat pumps in Windsor?
Yes. Hyland can evaluate heat-pump replacement when equipment condition, repeated failures, repair scope, comfort performance, or the complete installation requirements make replacement the better path.
Windsor heat pump service