Keep the Outdoor Unit Clear
Ensure your heat pump's outdoor unit is free of snow, ice, and debris. Good airflow is critical for efficient operation. A blocked unit has to work significantly harder, which reduces efficiency and can lead to premature wear.

Key Point
Clean outdoor units operate 20-30% more efficiently than those blocked by snow, ice, or debris.
Check Your Filters
Dirty filters restrict airflow and reduce efficiency. Check your filters monthly and replace them as needed. A clogged filter forces your system to work overtime, increasing energy consumption and potentially causing damage to internal components.

Dirty filters restrict airflow and reduce efficiency. Check your filters monthly and replace them as needed. A clogged filter forces your system to work overtime, increasing energy consumption and potentially causing damage to internal components.
Schedule a Professional Tune-Up
A pre-winter inspection by a certified technician can identify potential issues before they cause a breakdown on a freezing night. Our technicians check refrigerant levels, electrical connections, defrost cycle operation, and overall system performance.

A pre-winter inspection by a certified technician can identify potential issues before they cause a breakdown on a freezing night. Our technicians check refrigerant levels, electrical connections, defrost cycle operation, and overall system performance.
Understand the Defrost Cycle
It's normal for your heat pump to occasionally switch to defrost mode to melt ice buildup on the outdoor coil. During defrost, the system temporarily reverses the refrigerant cycle to warm the outdoor coil. If it seems to be stuck in this mode or defrosting too frequently, call for professional service.

It's normal for your heat pump to occasionally switch to defrost mode to melt ice buildup on the outdoor coil. During defrost, the system temporarily reverses the refrigerant cycle to warm the outdoor coil. If it seems to be stuck in this mode or defrosting too frequently, call for professional service.
Winter Maintenance Checklist
- ✓Clear outdoor unit of snow and debris
- ✓Check filters monthly
- ✓Schedule pre-season tune-up
- ✓Monitor defrost cycle operation
- ✓Check thermostat settings
Ready to Get Started?
Our certified technicians at Tyndall HVAC are ready to help with honest, practical solutions for your home. Serving Contra Costa County with expert HVAC services since 2006.
Schedule Winter Heat Pump MaintenanceWritten by Tyndall HVAC Team
The Tyndall HVAC Team is dedicated to providing Contra Costa County homeowners with expert advice, energy-saving tips, and reliable heating and cooling solutions.
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