Monitor Your Refrigerant Charge -
If you have a walk-in freezer, you want to make sure you don't run low on refrigerant. Having too little will cause extra strain on the compressor. Each walk-in freezer is built with a sight glass, which is used for this very reason.
If there are visible bubbles building up on the glass while the unit is running, you should schedule a maintenance check with a HVAC company as soon as possible.
Not taking action can cause your walk-in freezer to cease up and not work, which is way worse and more costly than getting the help you need.
Add Night Covers to Display Cases -
While open-case refrigerators are a great way to show off your food, they can become a huge energy expense, especially during closed hours. By investing in night covers, you can trap the cold air inside the case so your unit doesn't have to work as hard at night.
Install Electronically Commutated Motors (ECMs) on evaporator fans -
ECMs are more efficient evaporator fan motors than existing standard efficiency shaded-pole motors, and once ECMs are installed, rebates between $35 and $50 may be available to businesses that apply with PG&E.
This simple add-on to walk-in refrigerators and freezers can reduce restaurant costs substantially over the long term, with lower monthly utility bills and less need for maintenance
ECMS are evaporator fan motors that are more efficient that standard shaded-pole motors. On average, you can be getting back $35 to $50 in rebates from PG&E if you cheap walk in freezer have your ECMs registered.
This is an easy upgrade for walk-in freezers that can lower your restaurant costs by a lot in the long run, with lower monthly costs and a lesser need for commercial refrigeration maintenance.
The Benefits of Scheduled Preventative Maintenance
So far I've gone over refrigeration models and choosing the ones that work best with your restaurant. I've gone over how to save money and energy with some simple, easy to do tips.
The only thing left to talk to you about is how to protect your commercial refrigeration and keep it running for a long time.