Troubleshooting marine air conditioning forum and diy forum. Highly efficient, our roof models are ideal for saving space inside your rv. Briefly, your air conditioner, which may be combined with a heating system, includes a compressorto circulate a cooling fluid like freon through the coils and fins of the. Dometic duo therm air conditioners parts ppl motor homes. Dometic duo therm rv air conditioners and parts on sale at pplsrv superstore. Symptom cause refer to page roof mounted air conditioner sec. Read free dometic air conditioner manual dometic air conditioner manual. The dometic air conditioner control is a sophisticated electronic control using the latest electronic technology. Having your air conditioner in your travel trailer, fifth wheel or motor home freeze up is more common than you think, but a lot of the time it can be avoided by properly maintaining the ac unit.
No, this is not necessary because it is a closed system. Read installation and operating instructions carefully before attempting to start your air conditioner installa tion. The dometic corporation recommends the basic configuration shown below for installing this air conditioner system. Troubleshooting and maintaining your rvs air conditioner. They claim they have had other dometic compressors gone bad and it must have been a bad batch. I hope this resource makes your rv repairs easier, as it has mine, but please be careful and follow proper safety practices when. Troubleshooting tips for your rv air conditioner heat pump.
Troubleshooting air handlers air handler cooling performance may be checked by measuring the air temperature drop between the inlet and outlet grills, with the temperature set to coldest and the fan speed set at high. Comfort control center systems symptom cause refer to step roof mounted air conditioner sec. Tighten to torque specifications listed in this manual. This is dometics manual refrigeration diagnosis and troubleshooting program.
I receive frequent calls for this problem, and unfortunately, the issue is not addressed in the. Put the systems fan or blower on high speed before testing, ramirez says. Thermostats the living room thermostat is the primary control for either your living area air conditioner or heat pump, and your furnace. Make sure to install a motorhome air conditioner thats highly compatible with your specific motorhome model, for example, a rooftop air conditioner will to fit the shape of your motorhomes roof. We have found by testing that this configuration works best in most applications of the air conditioner heat pump.
The passport io environmental control unit is a microprocessor based controller, designed for the precise control and monitoring of direct expansion and chilled water boat air conditioning systems from marine air. In this program we will discuss the way an absorption cooling unit operates, and the diagnostic procedures used to troubleshoot the complete refrigerator system. Julio ramirez, a technical advisor with airconditioning maven dometic. Service manuals over the years of running a mobile rv repair service, having a dedicated place to access service manuals for all the different appliances and components found on rvs was something that i always had a desire to create. Duotherm air conditioning service manual if this is your first visit, be sure to check out the faq by clicking the link above. Replacement parts for dometic marine air conditioners thermostats, keypads, controls, boards. Regularly apply silicone grease to the sliders rubber parts you can buy this at a good diy store. This equipment must be serviced by qualified personnel and some states require these people to be licensed. Kohree rv ac ducted air grille duotherm ac filter cover for dometic 3104928.
My camper is a 2016 model and i find it hard to believe the compressor has already gone bad. Dometic remote auxiliary air conditioning and air distribution systems installation guide. This first section covers installation procedures for cruisair direct expansion dx air conditioning systems, both selfcon tained units and remote systems. Box 490 elkhart, indiana 46515 574 2942511 this information is provided to help you maintain your duotherm product. Rv air conditioner troubleshooting partially frozen coil, dirty condenser, low refrigerant charge line tap bullet piercing valve 14, 516, 38. View online troubleshooting manual for dometic 3109228.
Dometic dtu16 turbo unit 115v 60hz wsmartstart 205160163. Dometic roof air conditioners 579, 590, 595 manual gulf stream. Dometic duo therm 15,000 btu brisk cool only rv 459516. Dometic 500 air conditioners is the worlds number one style of roof air conditioner available. This operating manual is for the user of the roof air conditioner. Dometic also offers the low profile penguin rv and camper air conditioners as well as the 15000 btu ac unit to provide you with extra cooling. Os62 air conditioner service pamphlet created date. Air conditioner fan runs whenever cooling is required and stops whenever cooling is not required. Furnace, heat strip, heat pump and fan mode of operation can continue to operate but displays the last temperature setpoint. However, any servicing should be done by a professional. How to troubleshoot your boats airconditioning system. Not only is this a poor air flow design it also is flowing hot air over the compressor which is the hottest working part of the unit. Pdf, you can really attain how importance of a book. Jan 24, 2019 my dometic unit is blowing hot air or outside air.
Over the years of running a mobile rv repair service, having a dedicated place to access service manuals for all the different appliances and components found on rvs was something that i always had a desire to create. If you are unfamiliar with how a motorhome air conditioning system works, this companion article will help you understand which parts of the motorhome rooftop air conditioner unit to check, service, and repair. This is determined with the air conditioner blower operation on high speed and return air filter and grille in place. Does my campercaravan air conditioning have to be replenished. Mar 07, 2020 if you do not have a dometic air conditioner, you can probably still use the same troubleshooting guidelines since they all work about the same. Dometics smartstart soft starter dramatically reduces the startup power demand of cruisair and marine air selfcontained and splitgas air conditioning systems with singlephase compressors the new dometic dtu16 turbo unit completely revolutionized selfcontained boat air conditioning cooling and heating with patented innovations in marine.
Find the user manual you need for your home appliance products and more at manualsonline. Duotherm diagnostic service manual comfort control. Always be sure power is completely removed from the entire rv or boat before working on the air conditioner. For their relatively small sizes, rv air conditioners are very strong and go through a lot of wear and tear atop your rv. Keeping in mind that cool air has a tendency to fall, it is highly recommended that you locate the. Replacement parts for dometic marine air conditioners.
Troubleshooting tips for your rv air conditioner heat pump dometic corporation p. The cruisair smx ii electronics platform has been around since the mid 1990s to present. Dometic air conditioner user manuals download manualslib. Clicking on the refer to section number will bring up the appropriate section. Marine airdometic display only compact passport io 222000245. Air conditioner bulletin a154d july 1998 introduction air conditioners and heat pumps are available with mechanical, electronic and bimetal controls. Rv air conditioner troubleshooting tips rv repair club. A majority of air conditioner and heat pump problems are electrical and can be found very easily. Replacement marine air systems parts for the popular passport io and cruisair smx ii series electronics used in marine air conditioners. Ecu is a selfcontained directexpansion air conditioner designed for custom applications and features. We have found by testing that this configuration works best in most applications of the air conditionerheat pump. Dometic ecd enjoy ideal temperatures on your boat yearround with envirocomfort ecd series selfcontained air conditioning kits. May 29, 2019 julio ramirez, a technical advisor with airconditioning maven dometic. We also offer a range of underbench airconditioners, allowing you to install the unit without affecting your vehicles aerodynamic capabilities.
Control description the dometic air conditioner control is a sophisticated. Jan 08, 2019 having your air conditioner in your travel trailer, fifth wheel or motor home freeze up is more common than you think, but a lot of the time it can be avoided by properly maintaining the ac unit. Dometic duotherm climate control thermostat issue if you experience a dometic duotherm 4 or 5 button climate control thermostat as pictured that fails to operate a furnace or air conditioner, there may be a simple fix for this problem. An air conditioner is a high voltage ac device that can cause a dangerous or even fatal electric shock. Dometic provides roof, split and underbench airconditioners plus a wide selection of accessories. Air duct rear of air conditioner upper discharge air duct edge without flange to rear of unit fig. Air conditioners, carrier, carrier rv acheat pump service manual. Briefly, your air conditioner, which may be combined with a heating system, includes a compressorto circulate a cooling fluid like freon through the coils and fins of the condenser. Refer to the appropriate section for the type of controls that are on the unit to be diagnosed. Minimum search word length is 3 characters maximum search word length is 84 characters. If you do not have a dometic air conditioner, you can probably still use the same troubleshooting guidelines since they all work about the same. Be sure to consider the size of the area you are cooling, the air distribution needs, and the size of the unit you have chosen. If your rv air conditioner doesnt seem to be operating at maximum capacity, there are a number of things you can check for and update. Duotherm diagnostic service manual comfort control center.
The comfort control center is the operator interface. Marine airdometic display only compact passport io. Comfort control center systems symptom cause refer to step this program will address the most common system problems associated with the duotherm comfort control center supplied by the dometic corporation. Its a second ac in the bedroom for a 50 amp 33 travel trailer. The control is dual voltage, operating at both 115 and 230 volts, 5060 hz. The dometic corporation will not be liable for any. Rv air conditioner troubleshooting partially frozen coil. Offering cooling or heating in 6,000, 10,000 and 16,000 btuhr capacities, ecd kits contain all the components needed for a quality ac system. Model number serial number adb model number adb serial number date purchased roof top unit description model use with air distribution box model control air conditioner 457915 b57915 459516 b59516 540315 540316 640312 640315 3314851. A digital thermometer is preferred, however a glass bulb. Proper troubleshooting of rv ac requires that you thoroughly inspect your rig for any components that might hinder airflow.
With a little maintenance and a watchful eye though, you can get the longest lifetime out of your air conditioner and, ultimately, save a good amount of money from doing so. Apr 11, 2017 rv air conditioner troubleshooting partially frozen coil. Air conditioner fan runs continuously to circulate air in rv. Had a repair service come out and look at it and they said it was the compressor and want to put a new unit on. Air conditioner mode of operation will be locked out. Do not add any devices or accessories to this air conditioner except those specifically authorized by dometic.
Our intent is to provide you with a guideline of checks to make, should you encounter one of the following symptoms. Set the system switch to cool position located at left side of thermostat. The air flow design is backwards it draws the air through the condenser and then tries to push the air out through the sides of the cover threw the little slats. If there is no room on your roof for an ac unit, or your roof is the wrong shape, an under bench air conditioner can be installed inside your vehicle. Troubleshooting marine air conditioning forum and diy.
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