Tampa Bay Area, Florida, USA
We Provide Home Appliances Repairing Service
Our experienced team offers services for both residential and commercial properties.With over 20 years of experience in the industry, we boast all of the knowledge and expertise in repairing.
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Working Hrs : 8:00 am to 8:00 pm Sunday Close
Trusted repairing Company
Kysor Warren
Appliance RepairCertified Specialists
Reliable, Fast, and Affordable Repairs in Your Home.
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Years in the Florida Market
1
+
Years Minimum Specialist Experience
1
+
Guarantee our Professional Services
70
%
Successful Repairs First Time
50
%
WHY CHOOSE US
Why Your Kysor Warren
Needs Expert Big Sam?Kysor Warren, a division of the Epta Group, is a major American manufacturer of commercial refrigerated display cases and systems for supermarkets, convenience stores, and the foodservice industry. Their product line is categorized by application type, including reach-in, multi-deck, and self-contained units.
Climatic features
Florida Climate CareWhy Florida appliances age 30% faster without protection?
00 K +
Satisfied Customers
ABOUT OUR COMPANY
Premium Kysor Warren Repair
by Big Sam Service
Owning an Kysor Warren appliance means enjoying engineering, sustainability, and durability. However, Florida’s unique climate — high humidity, salt air, and extreme heat — puts even the most robust systems to the test. Without specialized care, components like sealed gaskets and electronic control boards can degrade faster, leading to premature failure.
At Big Sam Service, we don’t just fix Kysor Warren appliances; we protect your investment. Our certified technicians use factory-grade scanners to decode complex error logs, safely handle integrated units, and apply climate-specific sealing techniques to prevent corrosion and mold. We provide fast, lasting repairs tailored to Florida’s demands.
Don’t wait for a small issue to become a costly breakdown. Schedule your Kysor Warren repair online booking form or call (727) 625-7797 for same-day, transparent service backed by a full warranty on parts and labor.
BRANDED PROFESSIONALISM
Why do we understand your Kysor Warren so well?
Continuous professional training
Regular professional training at manufacturers' courses on new technologies.
Advanced Diagnostics
The use of original diagnostic devices and access to brand service portals.
Genuine & Compatible Parts
Our spare parts warehouse and reliable supply channels to quickly obtain the necessary parts.
Detailed Service
Database
Access to extensive databases on schematics, errors, and technical bulletins on models.
Our Services
Repair Services
We Do For Kysor Warren
Big Sam Appliance Repair services most major Kysor Warren brand commercial refrigeration systems. Whether your refrigerator is overheating, leaking, or not cooling properly, we can help.
If you don’t see your appliance listed here, contact us +1 (727) 625-7797 – we can repair it or point you in the right direction.
— Service Florida
Florida Areas We Serve Kysor Warren
If you don’t see yourneighborhood or a city listed, give us a call +1 (727) 625-7797. Our Kysor Warren service area is constantly growing, and we often service homes in Central Florida that are not listed here.
Honest reviews from our clients
TESTIMONIALS
We were in full panic mode when our main dairy case suddenly stopped cooling. The internal temperature climbed to 45°F, and we were facing the potential loss of thousands of dollars in inventory. Big Sam was at our store within two hours. The technician quickly identified a severely clogged condenser coil, which was causing the compressor to overheat and the system to lose its cooling capacity. He cleaned the coil, checked the refrigerant levels, and even showed us the manufacturer's recommended monthly cleaning schedule to prevent a recurrence. The case was back down to 37°F before our next shipment arrived. Reliable, professional, and truly a lifesaver for our grocery store.
- Rhonda D.
Our Kysor Warren multi-deck freezer kept flashing an 'F1' error code and shutting down, and we couldn't figure it out from the manual. We called Big Sam, and they sent a technician who specialized in Kysor Warren digital controllers. He knew immediately that the code indicated an open or shorted temperature sensor. He traced the issue to a damaged wiring harness near the evaporator coil, replaced it, and reset the control. The system has been running perfectly ever since. It's rare to find a company that understands the electronics of these complex commercial cases as well as the mechanical side.
- Kenneth H.
We have several newer R290 (propane) self-contained units, and one of them stopped cooling completely. We knew these hydrocarbon systems require special handling, so we were hesitant to call just anyone. Big Sam was the clear choice. Their technician was fully certified to work with flammable refrigerants. He pinpointed a microscopic leak at a brazed joint on the evaporator, recovered the remaining R290 charge safely, repaired the joint, and recharged the system to the precise factory specification. He also performed a thorough leak check before leaving. The case is now colder and more efficient than it has been in months. Trusting them with our R290 equipment was the right decision.
- Michelle M.
The frozen food island at our convenience store was turning into an ice cave. A massive sheet of ice had formed on the evaporator coil, and water was leaking onto the sales floor. Big Sam diagnosed a failed electric defrost heater and a completely clogged drain line. The technician replaced both heaters (front and rear of the coil), cleared the drain line, and tested the defrost termination sensor to make sure the cycle would end properly. He also showed us how to check the drain pan and fan plenum for future issues. The ice buildup is gone, and the case is holding a steady zero degrees. Excellent work.
- Elizabeth J.
Our entire store's refrigeration system is equipped with Kysor Warren refrigeration systems. Last week, the system triggered a high-pressure alarm and began shutting down compressors. Big Sam sent a technician who is specifically trained in high-pressure systems. He identified a failed gas cooler fan and a contaminated oil separator that was causing oil logging in the low-temperature compressors. He replaced the fan, cleaned the separator, and performed an oil return check on the entire rack. The system is now operating at normal pressures and is more energy-efficient than before. It's a relief to have a service partner who understands natural refrigerant technology.
- Scott R.
Our walk-in cooler's evaporator fan had been making a grinding noise for a week before it finally seized up. With no air circulation, the temperature spiked, and our prep kitchen was in jeopardy. Big Sam answered our call on a Saturday morning and had a technician onsite within a few hours. He replaced the faulty fan motor with an energy-efficient EC motor, checked the fan blade for damage, and inspected the door gaskets for leaks. The walk-in was back to proper holding temperature in time for our evening prep. They truly understand that downtime in a commercial kitchen means lost revenue.
- Joyce M.
Our deli case was either freezing the product or not getting cold enough, and the temperature display was showing erratic readings. Big Sam's technician determined that the main electronic controller (thermostat/control board) had failed. He sourced an exact OEM replacement, removed the old controller, installed the new one, and reprogrammed all of our custom defrost and temperature setpoints. He also tested the evaporator sensor to ensure it was communicating correctly with the new board. The case is now maintaining consistent, safe temperatures for our prepared foods. Their expertise with the electronics saved us from having to replace the entire case.
- Robert D.
The glass doors on our Kysor Warren reach-in merchandisers were not sealing properly, causing frost to form on the inside of the glass and the case to run constantly. Big Sam replaced the worn-out door gaskets and realigned the torsion rod hinges using the specific Kysor Warren door tool. The doors now close with a perfect seal, the frost is gone, and our energy bills have dropped noticeably. The technician was very professional and even cleaned the old adhesive from the door frames before installing the new gaskets. A detailed and high-quality repair.
- Lillian K.
— FAQ
FAQ about Kysor Warren Appliance Repair
Do you have any questions about Kysor Warren the repair of your household appliances? You’re not alone. Our experts have compiled answers to the most common concerns we hear from homeowners. This FAQ is designed to provide clear, professional guidance and help you understand the repair process before you even call us.
My Kysor Warren refrigerated display case is not maintaining the correct temperature. What should I check first?
If the case is running but the temperature is too warm, start with a few basic checks that solve most issues. First, ensure the area around the case maintains the proper environmental conditions—Kysor Warren cases are designed to operate in a conditioned ambient environment not to exceed 75°F dry-bulb temperature and 55% relative humidity. Next, verify that air discharge and return grills are not blocked or obstructed by product or debris. Check that the case is not stocked beyond the load limit line or over the front edge of adjustable shelves. Make sure no heating or air conditioning vents are interfering with the thermostatic controls or affecting the case temperature. If these checks don’t resolve the issue, the problem may involve a dirty condenser coil, low refrigerant charge, or a faulty temperature control, which requires professional diagnosis.
What causes excessive frost or ice buildup inside my Kysor Warren case or freezer?
Frost and ice buildup are typically signs of airflow problems or a malfunctioning defrost system. If you notice little or no air current leaving the discharge air honeycomb, the evaporator coil may be iced up. Check that the honeycomb air diffuser is not clogged or restricted. For low-temperature cases (freezers), Kysor Warren typically uses electric defrost with heaters to melt frost and ice on the coil. If icing occurs every three to four weeks, the drain connection may be improperly treated or clogged, preventing proper water drainage. The discharge air plenum up the back wall of the case may also be plugged with dust, lint, or ice buildup. If the coil and drain pan have iced up, they must be thoroughly and completely defrosted before proper operation can be restored.
How do I adjust the temperature settings on a Kysor Warren display case with a Paragon ERC-2 controller?
Many Kysor Warren display cases are equipped with a Paragon ERC-2 controller. To adjust the temperature setpoint, press and hold the SET button for five seconds. The display will show “CLoC” (for setting the clock). Press DOWN to navigate to the next parameter until the display shows “SEt” (setpoint temperature). Press SET again to change the setpoint, then press UP or DOWN to select the desired temperature. The range is typically -40 to 60°F. Press SET to accept the new value. If you’re unsure about these steps, refer to the case’s installation and operation manual or contact a qualified technician to ensure proper settings.
My Kysor Warren CO₂ transcritical system is triggering high-pressure alarms. What could be wrong?
CO₂ (R744) systems operate at significantly higher pressures than traditional refrigeration equipment. A high-pressure alarm often indicates a problem with heat rejection. The most common cause is a dirty or failing gas cooler (the CO₂ equivalent of a condenser), which prevents proper heat dissipation. Other possible causes include a malfunctioning gas cooler fan, an overcharged system, or an issue with the compressor. Some CO₂ systems also incorporate a refrigeration monitor and alarm system to detect and alert operators to these conditions. Additionally, Kysor Warren’s advanced CO₂ platforms feature Full Transcritical Efficiency (FTE) and Extreme Temperature Efficiency (ETE) technologies. Because CO₂ systems require specialised diagnostic tools and safety knowledge, professional service is essential.
My Kysor Warren case is equipped with a Paragon ERC-2 controller. What do the error codes mean?
Kysor Warren uses a sophisticated error code system for self-diagnosis. Common codes include: E1 (room sensor TS1 failure – open or shorted case temperature sensor), E2 (coil sensor TS2 failure – open or shorted evaporator temperature sensor), E3 (condenser sensor TS3 failure – open or shorted condenser temperature sensor), E4 (configuration error – invalid parameter settings), E5 (real-time clock failure), E6 (keyboard failure – stuck button or keypad issue), and E7 (display communication error between the display and main board). If an error code appears, try cycling power to the case to reset the control. If the code persists, the sensor or control board may need replacement.
What regular maintenance does my Kysor Warren equipment need to prevent breakdowns?
Preventive maintenance is essential to avoid costly downtime. The most critical tasks include: cleaning the condenser coil regularly – dust and debris buildup is a leading cause of cooling problems and compressor failure. Inspecting door gaskets for a tight seal and replacing them if cracked or warped. Clearing condensate drain lines to prevent clogs and water leaks. Checking that air discharge and return flues remain open and free of debris or obstruction. Verifying that the case is level and not located near outside entrances or heating and cooling outlets. For CO₂ systems, monitoring gas cooler cleanliness and compressor oil levels is crucial. For R290 (propane) systems, because R290 is a flammable refrigerant (A3 class), only certified technicians should perform sealed system maintenance.
Is my Kysor Warren refrigeration equipment still under warranty?
Kysor Warren provides a one-year limited warranty for its new equipment. This warranty covers defects in materials and workmanship for a period of one year from the installation date, not to exceed one year and thirty days from the original shipment date from the factory. The warranty applies only to the original purchaser. Important exclusions include: glass is not guaranteed against breakage; light bulbs and fluorescent lamp tubes are not covered; damage from improper installation, accident, abuse, misuse, tampering, fire, flood, acts of God, or operation on improper voltages is not covered; overloading shelves beyond 30 lbs per square foot voids the warranty; and labor costs for replacement of parts are not included. Because warranty work must be performed by an authorised service provider, it’s best to have a qualified technician verify your warranty status before proceeding with repairs.
My Kysor Warren case uses R290 (propane) refrigerant. Is it safe to service?
Yes, when serviced correctly by a qualified professional. R290 is a highly efficient, environmentally friendly natural refrigerant with a Global Warming Potential of just 3, and Kysor Warren has greatly enriched its portfolio to include a range of propane cabinets. R290 is most effective in plug-in and distributed refrigeration systems, especially for smaller display cases or localized cooling needs. However, R290 is classified as a flammable refrigerant (A3 class), which means that units using it can only be maintained and repaired by technicians who are properly trained and certified. At Big Sam Appliance Repair, our technicians have the specialised training, recovery equipment, and safety protocols needed to service R290 systems safely and effectively. Attempting DIY repairs on an R290 system is dangerous and strongly discouraged.
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