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Deciding it’s time for a new air conditioning system is a big step—but it’s also one of the best things you can do for your comfort, home value, and energy bills. Whether your old unit is underperforming, breaking down frequently, or simply inefficient, upgrading to a modern system can make a huge difference. But before the cool air starts flowing, many homeowners wonder: What actually happens during an AC installation?
Understanding the process can help you prepare and ensure your experience goes as smoothly as possible. Here’s everything you need to know about AC installation in Princeton, IN – from choosing the right system to the final cool-down.
Step 1: A Home Assessment and Load Calculation
The process begins with an in-home consultation from your trusted HVAC contractor. At this stage, the technician will:
- Evaluate your current system
- Measure your home’s square footage
- Assess insulation, window placement, and airflow patterns
- Discuss your comfort concerns and energy goals
All of this information is used to perform a load calculation, which determines the ideal size (or BTU rating) of your new system. Bigger is not always better—an oversized system can short-cycle and waste energy, while an undersized unit will struggle to keep up with demand.
Step 2: Selecting the Right System
Based on your needs and budget, your HVAC contractor will help you select the best system for your home. You’ll consider:
- Energy efficiency (SEER2 ratings)
- Type of system (central AC, heat pump, or ductless mini-split)
- Advanced features (like variable-speed motors, smart thermostats, and zoning options)
- Rebates or tax credits available in Indiana
At this stage, you’ll also receive a clear estimate and timeline for the installation.
Step 3: Preparing for Installation Day
Once you’ve chosen your system, you’ll schedule your installation. Leading up to the appointment:
- Clear the area around your existing indoor and outdoor units
- Secure pets and make arrangements for access if needed
- Ask your contractor about how long the installation will take (usually 4–8 hours)
On the big day, your installers will arrive on time with all the necessary equipment, permits, and tools.
Step 4: Removal of the Old Unit
Your old AC system will be safely disconnected and removed. This includes:
- Recovering refrigerant in accordance with environmental regulations
- Disconnecting electrical and ductwork connections
- Hauling away the old unit for proper disposal or recycling
Step 5: Installation of the New AC System
This is where the magic happens. The new AC system will be installed with precision and care:
- Indoor unit setup: This may involve a new evaporator coil, drain lines, and connection to the existing ductwork
- Outdoor unit installation: The condenser is placed on a concrete pad or mounting bracket, leveled, and securely connected
- Refrigerant lines and electrical wiring: New lines may be installed to ensure compatibility and performance
- Thermostat upgrade: If needed, a new smart thermostat will be installed and programmed
- The system is then vacuum-tested and charged with refrigerant to manufacturer specifications.
Step 6: Testing and Final Walkthrough
After installation, your technician will:
- Test the system for proper operation
- Verify airflow, refrigerant levels, and temperature differentials
- Show you how to operate your new thermostat
- Answer any questions and explain maintenance recommendations
You’ll also receive documentation on your system’s warranty and details on maintenance plans to protect your investment.
Contact Benner Heating & Air for all your heating and cooling needs. We can help you choose the best option for your new air conditioner. It’s Better with Benner.