URGENCYLIKELY CAUSES
High
A failing booster heater, a faulty thermostat, or a scaled heating element.
NATIONWIDE WAREWASHING EXPERTS
Commercial Dishwasher Repair & Service
Our trained technicians reduce or eliminate downtime on your dish machines and warewashing systems, with planned maintenance, equipment refurbishment, and independent quality assessments.
24/7 Emergency Repair Line
300+ Manufacturers Serviced
90-Day Parts & Labor Guarantee
SIMPLE, FAST, RELIABLE
How Commercial Dishwasher Repair Works
From your first call to a fully operational facility — here’s what to expect when you contact ESI for commercial dishwasher service.
Call or Request Online
Contact our dispatch center by phone or submit a service request online. Describe the equipment, the issue, and the urgency — we’ll prioritize accordingly.
Rapid Dispatch
A factory-trained technician is dispatched from the nearest branch within hours for emergency calls.
Diagnose & Repair
Your technician diagnoses the issue on-site, checks for the part, and completes the repair. If a part must be ordered, we expedite next-day delivery in most cases.
Test, Document, & Follow Up
Every repair is performance-tested and backed by our 90-day service guarantee. We follow up to confirm the equipment is holding temperature correctly.
THE ESI DIFFERENCE
Why Choose ESI For Commercial Dishwashers?
When your dish machine goes down, dish backups and health-code compliance are both on the line. Here’s what sets ESI apart for commercial dishwasher service.
Highly-Skilled Technicians
Our warewashing equipment specialists receive ongoing training and certification from leading manufacturers.
We Stock the Most Commonly Used Parts
We stock the most frequently used genuine manufacturer parts on our service vehicles. No generic substitutes — only parts that meet factory specifications.
90-Day Guarantee
Our technicians arrive in GPS-equipped vans with the tools and parts for same-day service. We back their work with the ESI guarantee (90 days parts and labor).
Planned Maintenance Programs
Prevent breakdowns before they happen. Our Preventative Maintenance programs include wash and rinse arm inspection, booster heater and thermostat calibration, chemical dispensing checks, gasket and curtain inspection, and descaling.
All Machine Types & Configurations
Undercounter, door-type, conveyor, and flight-type — we service every configuration, low-temp and high-temp, across all major warewashing brands.
KNOW THE WARNING SIGNS
Common Commercial Dishwasher Problems
Not sure if it’s time to call for service? Here are some of the most common dishwasher and warewashing issues we see, and what usually causes them.
Why won’t my dishwasher reach or hold proper wash and rinse temperature?
Why are dishes coming out still dirty or spotted?
URGENCYLIKELY CAUSES
Medium
Clogged wash or rinse arm jets, worn wash arm bearings, or a failing detergent dispenser.
Why is my dish machine leaking water?
URGENCYLIKELY CAUSES
Medium
Worn door gaskets or curtains, a cracked tank, or a failing fill valve.
Why is my conveyor dishwasher jamming or not advancing racks?
URGENCYLIKELY CAUSES
Medium
A worn drive chain, a failing gearmotor, or debris caught in the conveyor track.
Why isn’t my chemical dispenser dispensing detergent or sanitizer properly?
URGENCYLIKELY CAUSES
Medium
A failing peristaltic pump, an empty or clogged chemical line, or a miscalibrated dispenser.
Why isn’t my dishwasher draining properly?
URGENCYLIKELY CAUSES
Medium
A clogged drain line, a failing drain valve or solenoid, or a blocked scrap basket.
Why does my dish machine have a foul odor?
URGENCYLIKELY CAUSES
Low
Buildup in the drain or sump, infrequent cleaning cycles, or a clogged scrap tray.
Why is my glasswasher leaving streaks or film on glassware?
URGENCYLIKELY CAUSES
Low
Hard water mineral buildup, low rinse-aid dosage, or worn wash jets.
FREQUENTLY ASKED QUESTIONS
Commercial Dishwasher Repair FAQ
Answers to the questions we hear most about commercial dishwasher and warewashing repair. Don’t see yours? Give us a call.
What types of commercial dishwashers does ESI service?
The full range: undercounter, door-type, conveyor, and flight-type dishwashers, plus glasswashers, pot and pan washers, utensil washers, and ventless machines.
Are your technicians certified on major warewashing brands?
Yes. Our technicians are factory-trained and certified on 300+ manufacturers and complete ongoing training through Tech24 University.
What does a dishwasher planned maintenance visit include?
A typical visit covers wash and rinse arm inspection, booster heater and thermostat calibration, chemical dispensing checks, gasket and curtain inspection, and descaling — all aimed at catching problems before they cause downtime or a failed health inspection.
How quickly can you respond to a dishwasher emergency?
Most markets offer same-day service, and our dispatch center is available 24/7. A down dish machine backs up an entire kitchen fast, so these calls get prioritized.
COMMERCIAL DISHWASHER REPAIR
Commercial Dishwasher Equipment Down? Let’s Fix It — Fast.
Whether it’s an emergency dish machine failure during peak service or a planned maintenance program to prevent breakdowns, ESI has highly skilled technicians, OEM parts, and 24/7 dispatch to keep your warewashing running.
