Plumbing and Appliance
RV Appliance Repair Serving Long Beach
About 10 min left
OCRV Center repairs RV refrigerators, cooktops, ovens, microwaves and residential appliances installed in coaches, covering Dometic, Norcold, Furrion and residential units. Appliance repair runs $350 for a diagnostic and simple repair to $4,500 for a refrigerator cooling unit replacement or full appliance swap.
RV appliances are a category where the diagnosis matters enormously, because the range between a cheap fix and an expensive one is very wide. An absorption refrigerator that stopped cooling might need a $40 thermistor, a $200 control board, or a $2,500 cooling unit, and those symptoms overlap considerably.
Guessing your way through that sequence by replacing parts is how owners end up spending more than the refrigerator is worth.
Absorption Refrigerators
Absorption refrigerators from Dometic and Norcold have no compressor. They use a heat driven ammonia cycle, and they are sensitive to two things owners often overlook: level and ventilation.
Operating out of level allows the ammonia solution to pool and can permanently damage the cooling unit. Blocked exterior vents prevent the heat from escaping and the unit simply cannot cool. Both look like a failed refrigerator and neither is.
Diagnosing a Failed Cooling Unit
A cooling unit that has failed usually announces itself with a yellow residue or a strong ammonia smell at the back of the refrigerator, and sometimes a gurgling that was not there before.
Without those signs, the fault is much more likely to be in the boiler, the control board, a thermistor or the gas supply, all of which cost a fraction of a cooling unit.
Twelve Volt Compressor Refrigerators
Furrion, Dometic and others now offer 12 volt compressor refrigerators, which cool better, are unaffected by level and use less energy than absorption units when the coach has adequate battery capacity.
They fail differently, mostly at the compressor control module and at low voltage. A compressor refrigerator on a weak battery bank will cycle off on low voltage protection and present as an intermittent cooling failure, which gets misdiagnosed constantly.
Cooktops, Ovens and Microwaves
Cooktop and oven faults are usually igniters, thermocouples or gas valves, and they are inexpensive parts. An oven that lights and then goes out is nearly always a thermocouple failing to hold the valve open.
Microwaves in coaches are largely residential units and are frequently cheaper to replace than repair. Where a convection microwave is built into cabinetry, the replacement has to match the opening, which sometimes means cabinetry modification rather than a simple swap.
Residential Appliances in Coaches
Many newer coaches use residential refrigerators, washers and dryers, which work well and depend entirely on inverter and battery capacity when off shore power.
A residential refrigerator that shuts down during travel is usually an inverter or battery capacity problem rather than an appliance problem. We test the power system before condemning the appliance, since that is where the fault usually is.
What Is Included
- Level and ventilation verified before any absorption refrigerator diagnosis
- Cooling unit condition assessed by evidence rather than by assumption
- Supply voltage tested under load on 12 volt compressor units
- Inverter and battery capacity checked on residential appliance faults
- Gas supply and pressure verified on any gas appliance complaint
- Component level repair pursued before whole appliance replacement is recommended
- Full function test through a complete cycle before release
Our Process
- 1
Operating Conditions Check
Level, ventilation, gas supply and electrical supply verified before component diagnosis begins.
- 2
Fault Isolation
Gas and electric operating modes tested separately on dual mode appliances.
- 3
Component Testing
Thermistors, boards, igniters, thermocouples and valves tested individually.
- 4
Cooling Unit Assessment
Absorption units checked for residue, odor and boiler condition before a cooling unit is condemned.
- 5
Power System Verification
Inverter output and battery capacity confirmed on residential and 12 volt compressor appliances.
- 6
Repair or Replace
Component repair performed where viable, replacement quoted where the economics favor it.
- 7
Cycle Test
Appliance run through a full operating cycle with temperatures verified before release.
Frequently Asked Questions
My RV refrigerator stopped cooling. Does it need a new cooling unit?
Usually not, and that is worth checking carefully because a cooling unit is the expensive answer. First verify the coach is level and the exterior vents are clear, since an absorption refrigerator cannot cool if either is wrong. A genuinely failed cooling unit typically shows yellow residue or a strong ammonia smell at the back of the unit. Without those signs, the fault is far more likely a thermistor, a control board, the boiler or gas supply.
What does RV appliance repair include?
Refrigerators in both absorption and 12 volt compressor forms, cooktops, ovens, microwaves, convection units and residential appliances installed in coaches. We test operating conditions first, meaning level, ventilation, gas supply and electrical supply, because a meaningful share of appliance complaints are actually installation or power problems. Then components are tested individually rather than replaced in sequence until something works.
My residential refrigerator shuts off while driving. Is it broken?
Probably not. A residential refrigerator in a coach runs off the inverter and battery bank when you are not on shore power, and a bank that cannot sustain the load will cause the inverter to shut down on low voltage. The refrigerator then stops, which looks like an appliance fault. We test inverter output and battery capacity under load before condemning the appliance, because that is where the problem almost always is.
My oven lights and then goes out. What is that?
Nearly always a thermocouple that is no longer holding the gas valve open. The thermocouple senses flame and tells the valve to stay open, and when it weakens it stops sending enough signal, so the valve closes and the flame dies a few seconds after you release the knob. It is an inexpensive part and a straightforward repair, and it is one of the most commonly misdiagnosed appliance faults in a coach.
Appliance Repair is performed in shop at OCRV Center, 23281 La Palma Ave, Yorba Linda, CA 92887, serving Long Beach, California and the surrounding region. Call (949) 799-3387 to discuss your vehicle.
Get Your Vehicle Looked At Properly
Call the shop, describe what happened, and we will tell you what the realistic scope and timeline look like. All work is performed in shop at our 35,000 square foot facility.