A commercial refrigerant repair estimate depends on the leak location, refrigerant type, charge and access. Finding and repairing the leak is separate work from recharging. If the leak remains, adding refrigerant only delays the same problem.
What You’re Actually Paying For
Ask whether the estimate includes leak detection, the leak repair, evacuation, refrigerant and final checks. Those are different parts of the job, and a price for recharging alone may not cover the cause of the lost charge.
Refrigerant type and the required charge affect the estimate. The technician must identify what your unit uses and confirm current availability. For older R-22 equipment, compare the full repair estimate with a replacement quote.
R-290 (propane) is increasingly common in newer prep tables and reach-in coolers. It uses very small charges, typically well under a pound, so the gas cost is minor. The catch is that R-290 is flammable and the work requires additional training beyond standard EPA certification. Not every tech is set up for it, which affects who can do the job and sometimes what they charge.
Why the Leak Matters More Than the Recharge
A refrigerant recharge without finding the leak is like topping off a tire with a nail in it. You’ll be cold again for a while, and then you won’t be.
Any competent tech should do a leak search before or during the recharge. Common leak points in commercial refrigerators:
- Schrader valve cores (easy to miss, easy to fix)
- Evaporator coil hairline cracks, often from ice buildup that got chipped out aggressively
- Brazed fittings on the condensing unit that vibrated loose over time
- Filter-drier connections
Leak detection methods vary. A UV dye test is cheap and good for confirming a suspected location. An electronic leak detector is faster for a general search. Nitrogen pressure testing is the most thorough option for a system that’s lost a lot of charge and the leak isn’t obvious.
If the tech says they recharged it but couldn’t find a leak, ask directly: “Did you pressure-test it, or did you use dye?” That answer shows if you’re buying time or buying a fix.
What Drives the Cost Up
A few things make refrigerant jobs more expensive than the base quote suggests.
Refrigerant type and regulations. R-410A and R-404A are being phased down under EPA’s AIM Act. Prices move with supply. Get a current quote for the refrigerant line item, not a number someone gave you two years ago.
Access. A condensing unit on the roof or a coil buried deep in a walk-in takes longer to reach, test, and work on. That’s labor.
System size. A small reach-in might hold two pounds of refrigerant. A large walk-in can hold considerably more depending on the system. If the unit ran dry, you’re refilling the whole charge.
Deferred maintenance. If the system has a dirty condenser coil, a failed fan motor, or a door gasket that’s been leaking warm air, those problems stress the refrigerant side of the system. A good tech will flag these. Fixing them isn’t part of a recharge quote, but ignoring them means the next call is sooner.
Is Recharging Without a Leak Search Ever Reasonable?
Sometimes, honestly, yes. If the system is eight years old, the leak is tiny and undiscoverable without significant disassembly, and you’re already planning to replace the unit in a year, a recharge to buy time is a legitimate call. Just go in with eyes open. You’re not fixing anything, you’re extending the run.
If the system is newer, or if it’s gone low twice in the same year, the leak search is worth paying for. Repeated small recharges cost more over time than finding and fixing the source.
What to Check Before You Call
The recharge itself is not a DIY job. Federal EPA regulations prohibit purchasing HFC refrigerants (R-404A, R-410A, etc.) in containers over 2 lbs without EPA Section 608 certification. That applies to everyone. There’s no workaround.
Before you call, though, it’s worth ruling out a few things that can mimic low-charge symptoms. A dirty condenser coil, a stopped condenser fan, or a door gasket that’s letting warm air in can all cause the unit to run constantly without pulling temperature. Check whether the fans are spinning and whether the coil is visibly clogged with dust. If the evaporator is iced solid, a power cycle and a full defrost sometimes resolves it. These checks cost you nothing and occasionally save a service call.
If the fans are running, the condenser is clear, and the box still isn’t cold, you’re past the owner-check phase. The system needs a tech.
Call Us
If your unit isn’t holding temperature, the compressor is running but the box isn’t cold, or a previous recharge didn’t hold for more than a few weeks, call us. We serve Bay Area commercial kitchens, walk-in coolers, reach-ins, prep tables, and ice machines. We’ll tell you what we find and what it’ll cost before we start work. We’ll get you on the schedule fast, often same or next day when we can. Reach us at adriumservice.com.