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RV Refrigerator Repair in Palm City

Warm fridge, yellow residue on the back, ammonia smell. We diagnose and repair Dometic and Norcold RV refrigerators on-site across Martin County. Thermostat and board repairs start at $125.

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Home / Services / RV Appliance Repair / RV Refrigerator Repair

What Is RV Refrigerator Repair?

Your RV fridge isn't like the one in your kitchen. Most RVs use absorption refrigerators built by Dometic or Norcold that rely on heat, ammonia, and gravity instead of a mechanical compressor. They're brilliant when they work. When they don't, your food spoils and your trip gets complicated fast.

RV refrigerator repair covers the full system: the cooling unit that circulates ammonia through the coils, the heating element that drives the absorption cycle, the control board that manages temperature settings, and the thermistors that tell the board what's happening inside the compartments. In Palm City's heat, these fridges work overtime from March through November, and that constant load wears components down faster than you'd see up north.

Newer RVs sometimes come with compressor-style residential fridges that run on 12V DC power. These are more efficient and cool faster, but they pull heavy amperage from your battery bank. We service both types, including all Dometic, Norcold, Samsung, and Whirlpool models commonly found in motorhomes, fifth wheels, and travel trailers.

TL;DR

RV refrigerator repair fixes cooling issues in Dometic and Norcold absorption and compressor fridges. Common jobs include thermostat/board repair ($125-275), heating element replacement ($150-325), and cooling unit replacement ($450-900). We come to your location anywhere in Martin County.

Frozen coil on an RV refrigerator needing repair in Palm City FL

What's Involved in RV Refrigerator Repair

1

Diagnose the Problem

We check the control board for error codes, test the heating element resistance, measure thermistor readings, and inspect the cooling unit for leaks or yellow residue that signals a failed system.

2

Test Power Supply

Using a professional multimeter, we verify 12V DC to the control board and 120V AC to the heating element. We also check propane flow and igniter function on dual-fuel models.

3

Replace Failed Parts

Whether it's a new control board, heating element, thermistor, or complete cooling unit, we install OEM or equivalent parts and verify proper connections before powering back on.

4

Verify Cooling Performance

We run the fridge through a full cooling cycle, monitoring temperature drop in both the fresh food and freezer compartments to confirm the repair is holding.

RV Refrigerator Repair Pricing

Service Price Range
Thermostat or Control Board Repair $125 - $275
Heating Element Replacement $150 - $325
Cooling Unit Replacement $450 - $900
Thermistor Replacement $85 - $165
Door Seal Replacement $65 - $135

Final pricing depends on your fridge model and parts needed. You'll get a firm quote before we start.

Signs Your RV Fridge Needs Repair

Catching a fridge problem early can save you from a cooling unit replacement. Watch for these warning signs:

RV appliance repair technician servicing an RV refrigerator in Palm City FL

RV Refrigerator Repair FAQs

How much does RV refrigerator repair cost in Palm City?

Thermostat or control board repairs run $125-275. Heating element replacement costs $150-325. If the cooling unit has failed, that's a bigger job at $450-900 depending on your fridge model. We'll diagnose the problem and give you an exact price before starting work.

What's the difference between absorption and compressor RV fridges?

Absorption fridges use heat and gravity to circulate ammonia coolant through a sealed system. They run on propane or 120V electric and have no moving parts. Compressor fridges work like your home refrigerator with a mechanical compressor running on 12V or 120V power. Compressor models cool faster and work better when your RV isn't level, but absorption units are still the most common in older and mid-range RVs.

Why is my RV fridge warm on the refrigerator side but the freezer still works?

This usually means the cooling unit is losing efficiency. In absorption fridges, the ammonia solution degrades over time and can't move enough heat. The freezer stays cold longer because it's closer to the cooling coils. A thermistor or baffle issue can also cause this by not directing cold air properly between compartments.

Can you repair a Dometic or Norcold fridge at my campsite?

Yes. We handle most Dometic and Norcold repairs on-site including control board replacement, thermistor service, heating element swaps, and door seal replacement. Cooling unit replacements can also be done at your location, though they take longer since the fridge needs to be pulled from the cabinet.

How long does an RV refrigerator cooling unit last?

Most absorption cooling units last 15-20 years with proper use. Running your fridge while parked off-level accelerates wear on the cooling unit because the ammonia solution doesn't circulate correctly. Keeping your RV reasonably level and running the fridge regularly helps extend its life.

My RV fridge smells like ammonia. Is that dangerous?

An ammonia smell means the cooling unit has a leak. You should turn the fridge off immediately and ventilate the area. While the amount of ammonia in an RV fridge isn't typically life-threatening in an open space, it's an irritant and the fridge won't cool anymore. The cooling unit will need to be replaced.

Should I repair or replace my RV refrigerator?

If the issue is a thermostat, control board, or heating element, repair makes sense every time. Those are straightforward fixes. For a failed cooling unit, it depends on the fridge's age. If it's under 12-15 years old, a new cooling unit is worth it. If the fridge is older than that and showing other signs of wear, replacement might be the better investment.

RV Fridge Not Cooling? We'll Fix It

A warm fridge gets worse the longer you wait. We'll come to your location, diagnose the problem, and give you a firm price before any work starts.

Call 772-271-5270