Performance, Balancing & Efficiency Services
Comprehensive performance evaluation, airflow measurement, temperature differential, refrigerant charge verification, and efficiency calculation.
Identify and correct efficiency losses in existing systems, coils, filters, refrigerant, and airflow.
Balance the entire HVAC system, airflow, refrigerant, and electrical, for peak performance.
Adjust system operation to match actual cooling and heating load, prevents short cycling and improves efficiency.
Balance system capacity allocation across zones and operating conditions for consistent comfort.
Optimize temperature control accuracy and response for consistent setpoint maintenance.
Optimize system runtime cycles for efficiency, too short means short cycling, too long means oversized or restricted system.
Correct erratic runtime patterns that indicate system problems reducing efficiency and comfort.
Address intermittent performance degradation and inconsistent operation in otherwise functional systems.
Identify and correct root causes of unstable system operation, hunting, cycling, and inconsistent behavior.
Fine-tune operating parameters for maximum efficiency at Georgetown's typical operating conditions.
Reduce HVAC energy consumption through systematic identification of efficiency losses.
Calibrate system operation for Georgetown's specific climate, extreme summer heat and rapid weather changes.
Correct short cycling, long cycling, and erratic cycling patterns that indicate system problems.
Advanced diagnostic testing of system electrical capacitance, identifies capacitor degradation before failure.
Comprehensive audit of system static pressure, airflow, and equipment operation against design specifications.
Tune system performance for Georgetown's peak summer conditions, 100°F+ days when systems are under maximum stress.
Improving Setpoint Accuracy and Response
Temperature control optimization focuses on how accurately and how quickly a system reaches and holds its setpoint, an aspect of performance that's separate from raw cooling or heating capacity. A system can have plenty of tonnage and still deliver an unsatisfying experience if it overshoots the setpoint before shutting off, drifts several degrees before restarting, or takes an unusually long time to respond after a setpoint change, all of which are control and calibration issues rather than capacity issues.
Thermostat placement and calibration are the first things we check, since a thermostat mounted in a location with unusual airflow (near a supply register, in direct sun through a nearby window, or on an exterior wall that runs warmer or cooler than the rest of the home) will read inaccurately relative to the space it's supposed to represent, causing the system to satisfy the thermostat's reading while the rest of the home is at a different actual temperature. We verify thermostat readings against a calibrated reference thermometer and check for any of these placement issues that would explain a discrepancy.
Beyond placement, we look at the differential or deadband setting, the temperature swing allowed before the system cycles on or off, since a wide deadband produces noticeably larger temperature swings between cycles even with a perfectly calibrated thermostat. On systems with adjustable cycle rate or anticipation settings (more common on older or non-smart thermostats), we tune these to reduce overshoot, particularly relevant for gas heating where a poorly tuned anticipator can cause noticeable temperature swings during Georgetown's cold snaps.
For homes with smart thermostats, optimization includes reviewing programmed schedules, geofencing behavior, and any adaptive or learning algorithm settings that might be working against rather than for consistent control, for example an aggressive eco mode that lets the home drift further from setpoint than the homeowner actually wants before beginning to correct. We also check that the thermostat's equipment configuration (matching to the specific type and stages of the connected system) is set correctly, since a multi-stage system controlled by a thermostat configured for single-stage operation will control temperature far less precisely than the equipment is actually capable of. The result is a system that reaches and holds setpoint more precisely, with less overshoot and fewer noticeable temperature swings between cycles.
Temperature Control Questions
High Bills or Inconsistent Comfort?
A performance evaluation finds what's costing you, before it becomes a bigger problem.