Getting Ahead of Summer: A Pre-Season Energy Readiness Checklist for Multi-Site Portfolios

Summer is the most expensive season for energy — and this year is shaping up hot. Here's a pre-season readiness checklist to cut runtime waste before the heat hits.

Jun 24, 2026 5 min read
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The cheapest time to deal with summer energy costs is before summer starts. Once temperatures climb and equipment is running flat out, your options narrow to reacting — paying peak rates for systems that may not be operating efficiently, and competing for service technicians who are booked solid. The window to get ahead of all of that is now, in the weeks before cooling season ramps.

For facility managers running multi-site portfolios, pre-season readiness isn't a nice-to-have. It's the difference between a summer you manage and a summer that manages you. And this year, the stakes are higher than usual.

Why This Summer Matters

The forecast isn't favorable. NOAA is projecting above-average temperatures across much of the United States for summer 2026. In Texas, ERCOT has warned it may set a new all-time record for peak electricity demand this summer — a forecast roughly 10% higher than last year's peak, driven by heat combined with rapid load growth. And wholesale electricity prices are already trending up: the EIA expects 2026 prices to rise meaningfully over 2025, with the ERCOT-North hub alone projected to jump around 45%, largely because of those big hourly demand spikes during the summer months.

For your sites, the translation is simple: the season when your equipment works hardest is also the season when electricity costs the most — and both of those pressures are intensifying. Heat compounds everything. Systems run longer, draw more power, and fail more often, precisely when energy is most expensive and replacement parts are hardest to get quickly.

That's the case for doing the work early. A degraded system limping into July costs you twice: once in wasted energy across the most expensive weeks of the year, and again in emergency repair costs when it fails under load.

The Cost of Waiting

Pre-season timing matters for reasons beyond the weather. Service availability collapses once the heat arrives — HVAC contractors get booked days out, and emergency calls during a heat wave command premium rates. Efficiency losses that would be a minor line item in May become a major one when they compound across the hottest, highest-cost stretch of the year. And any equipment that needs a part you don't have on hand can sit down for days in peak season.

Acting in the spring window flips all of that. You get scheduling flexibility, you catch degradation before it becomes failure, and you restore efficiency before the meter starts spinning hard.

The Pre-Season Readiness Checklist

The following is organized into five workstreams. For a multi-site portfolio, the goal is consistency — every site cleared against the same standard before cooling season, not a scramble of one-off fixes.

1. HVAC Mechanical Readiness

  • Clean condenser and evaporator coils — fouled coils are one of the largest sources of efficiency loss and force compressors to run longer and hotter
  • Verify refrigerant charge — both under- and overcharge reduce cooling capacity and waste energy
  • Replace or clean air filters — dirty filters restrict airflow and make the system work harder for the same output
  • Inspect belts, motors, and bearings for wear before they fail under peak load
  • Clear condensate drains to prevent shutdowns and water damage during heavy cooling
  • Test economizer operation — stuck dampers or failed sensors eliminate free cooling during mild stretches and shoulder hours

2. Refrigeration Readiness

  • Clean refrigeration condenser coils — summer ambient heat makes condenser performance even more critical to compressor efficiency
  • Inspect and replace worn door gaskets — failed seals force units to work continuously against infiltration
  • Verify defrost cycle programming and timing across all units
  • Confirm setpoints match the standard for each unit type — drift here is invisible until it shows up on the bill

3. Controls & Scheduling

  • Verify HVAC schedules match actual summer operating hours at every site
  • Confirm occupied and unoccupied setpoint standards are applied portfolio-wide
  • Clear stale overrides — any override without an expiration becomes a permanent schedule change
  • Align ventilation and conditioning to real occupancy patterns, not legacy defaults

4. Visibility & Baseline

  • Establish a pre-summer consumption baseline so you can spot abnormal runtime as the season progresses
  • Set runtime and consumption alerts for after-hours and overnight operation
  • Identify outlier sites now — locations running above portfolio average before the heat will run furthest above it during peak

5. Planning & Prioritization

  • Sequence sites by climate exposure and risk — hottest markets and oldest equipment first
  • Schedule professional service before the peak-season rush to secure availability and avoid premium rates
  • Budget for findings — assume the audit will surface deferred maintenance, and plan for it rather than absorbing it as a surprise

What the Work Pays Back

The economics favor pre-season action. ENERGY STAR estimates that routine cooling maintenance — clean coils, correct charge, functioning components — can reduce cooling energy costs by up to 15%. The U.S. Department of Energy puts the broader range of operations and maintenance best practices at 5–20% in annual energy savings. And preventive maintenance dramatically reduces mid-season breakdowns, which is where the real cost lives: a failure during a heat wave means lost product or service capability, an emergency repair bill, and customer-facing disruption all at once.

The leverage is in the timing. A 15% efficiency improvement is worth the most during the weeks when consumption and rates are both highest — which is exactly the stretch you're preparing for.


The Bottom Line

Summer energy cost is one of the few large expenses on your portfolio that's entirely predictable in timing. You know it's coming. You know roughly when. And you have a window right now to lower the baseline you'll be paying against for three of the most expensive months of the year.

The work is inexpensive. The window is short. The alternative is paying peak rates for degraded equipment during the hottest weeks of the year — and scrambling for a technician when something gives out. Get ahead of it now.