Combination heater all in one heating system for campervans, motorhomes and caravans. Combi furnace/water heater is lightweight and occupies about the same space as a standard 6-gallon RV hot-water tank. I've just switched it on again, to see if it warms up. Additional benefits of the Truma Combi 4E - Four warm air connections ensure optimum air distribution via a quiet yet powerful fan - The temperature can be infinitely adjusted on the ergonomic control panel - During winter operation, the vehicle is heated and the water is warmed up at the same time; during summer operation, only the water is warmed up Nick J It's different from Truma Combi comfort due to its integrated electric heating elements. 65mm outside diameter is 60mm inside diameter. The Combi is about the same size as a standard 6-gallon water heater found in the majority of RVs, and weighs only 37 pounds. It uses a combustion chamber and fan to produce and distribute heated air and a heat exchanger to make hot water; the two segments can be operated on LP-gas, 120-volt AC power or both. Tube-in-tube exhaust and combustion air-intake system allows the Combi to be mounted in locations up to 6½ feet from an outside wall. Truma combi 4E/6E water heater problem. Upload or insert images from URL. Update: I contacted Truma and this is their reply, will check the dealer when I take it in. This configuration eliminates the need to mount the furnace against an outside wall, which gives the designers many options for locating the Combi. The Truma system is a bit touchy and does odd things if you don’t switch it off before the caravan master switch. The unit we recently tested was mounted under a dinette seat that shared the structure with the galley. If this doesnt work try it on gas only. Taking a shower takes some adjustments, especially if you’re coming from an RV with the standard hot-water tank or an on-demand system. We’re used to setting a wall thermostat for the furnace and flipping a switch to activate a separate water heater. Truma Combi 4E Combination Boiler and Space Heater Campervan Motorhome. Extremely annoying that it is lacking a cool fresh air fan mode. The Truma crew was living large at the show – sponsoring the keynote and hosting festive events at their booth, which was typically busy. Truma Combi 4E The LED's indicated that it could be the mechanical overheat protection switch has tripped and you need to press the button to reset it. We enjoyed the fact that “what you see is what you get” on the readout allowed us to set the temperature inside the motorhome at comfortable levels, without having to fiddle around with various settings to keep interior temperatures from fluctuating. The Combi modulates the use of power and its functions based on demand. Installation flexibility is supported by a tube-in-tube exhaust and combustion air intake that can be used up to 6½ feet from the furnace. Up until about a week ago. At some point in the last couple of weeks, its exploded. The electric function of the Combi Heaters (Combi 4E/6E) are an 1800w supplementary heat source to the gas operation of the heater. For example, if the control is set on boost to speed up the water-heating process, the furnace portion will temporarily shut down and concentrate all the energy to making hot water. My van has a webasto blow heater that is diesel powered and super efficient, they do a combined unit to heat the water too, like a truma combi. The Truma Combi 4E Water & Air Heater is an intelligent dual purpose machine designed to provide you with uninterrupted heating and hot water on your next road trip. If you are satisfied with the transaction please don't forget to … Back-to-back showers are not possible, but the wait time is only around 20 minutes to get full hot water again. Cold- and hot-water lines are routed in similar fashion to standard-type installations, and a drain line is provided for winterizing. found this, I never knew there was a reset button, turn your mains off first . It takes around 20 minutes to reach 140 degrees Fahrenheit from 59 degrees F when in the hot mode. I am hoping there is some strange link with the battery and a new one will magically fix it all. Maybe the 12 volt supply doesnt work properly without a battery or maybe the battery blowing up has damaged something on the 12 volt side? This Truma Combi 2E allows the water heating function to be used simultaneously or independent of the room heating, and comes with a Black Cowl. Started Tuesday at 12:49, By Truma Combi, referred to as Combi below. The hot-water tank is usually mounted in another location, and it also takes up its share of real estate. Truma Combi D, Combi D 6 E from software version V06.00.00 Aventa eco, Aventa comfort from serial number 24084022 – 04/2013 Saphir comfort RC, Saphir compact from serial number 23091001 – 04/2012 (coupling 40090-69300 is also required) Truma heaters combi 2E, 4E, 6E, propex heaters gas, 12v, electric blown air and water heaters. Truma Combi Boiler Fault Codes The latest Truma Combi boilers are getting more and more clever and you are now even able to control the boiler and air conditioning in your van with a phone app. The iNet system is currently available in Europe. We would like to show you a description here but the site won’t allow us. Like all Combi models, Truma Combi 4 E also combines space and water heating in one appliance. Therefore stop looking at the energy supply as that’s clearly OK. You appear to have narrowed it down to whatever controls the temperature be that water or hot air. It allows the user to set temperature changes based on time of day and hours of operation, which is a versatile tool for those who want to maintain certain temperatures while away from the motorhome. The heater runs in gas mode for self-sufficient use, in electrical mode at the camp site and in mixed mode when outside temperatures are low. The Alde is fundamentally different in being a "wet" system like most domestic ones with radiators, the two mentioned are variations on blown air. The Truma Combi 4E gas powered air and water heater is an innovative product that can cater … Additionally, if you have a Truma air-conditioning unit installed, the control panel can automatically co-ordinate the heater and air conditioning unit to ensure your living space maintains a comfortable and controlled environment. As motorhome profiles shrink, shoehorning appliances in becomes more of an art form, and our RV-builder friends from across the pond have become proficient in space management. Outside temperatures were in the low 40s, giving us parameters that were consistent with typical usage of motorhomes in colder weather. Mainly, it is suitable for larger size motor homes but workable for caravans also. Called the Combi, which is apropos to its design and function, the Truma combination furnace and water heater is growing in popularity and showing up in a number of motorhomes manufactured in the U.S. We’ve spent time in RVs with this system in Europe and have experienced its efficiency; recently we repeated our test in a Ford Transit-based Class C to see how our homeland builders are adapting to this technology. If you have an account, sign in now to post with your account. These allow you to run the heater in gas, electrical, or mixed mode. meadowsweet The Combi is controlled by a microprocessor that adjusts the flame and fan speed. I have had it on my drive for the last 10 months or so. I'm going to replace the battery and see if that makes any difference. I have a 2013 Sterling Eccles Sport 586. The Truma iNet system enables control of your Combi 4E from your tablet or mobile phone via an app. The Truma Combi is a jewel of a system that makes it possible to enjoy high-end features in more compact motorhomes. When a motorhome manufacturer decides to use the Combi, Truma experts work closely with the manufacturer engineers in establishing the most effective routing for the air tubes (ducting) and registers, and the result is telling. I don’t know about diesel truma units. Try switching the Truma panel off, THEN the caravan master off, leave it for 30 minutes and switch everything back on. New battery on, charging as it should. I’m surprised you have no error codes if it’s not functioning properly. Genuine Truma Therme TT2 Electric Water Heater Car . Setting the heating and hot-water options is done by a very sophisticated digital control panel called the CP plus. You can post now and register later. Ours used to flash up an error code if it lost the 12v supply. Im hoping for some advice. Genuine truma therme tt2 electric water heater. Does the display constantly flash 40 ? So it IS heating up a little which proves there is both gas and electric getting to it and (partially) doing the job. 3 Symbols used The unit must only be installed and repaired by an expert. I am going to assume that was through its age, probably being knackered and charged has caused it to go bang. Yesterday I checked the leisure battery, its been in since we bought it. To warm up the interior, a furnace that occupies a fair amount of space is mounted in a practical location and a network of ducting and registers is routed and connected to distribute heated air. By Thank you for your enquiry. It is cool out side and the furnace is going full blast keeping the RV warm.. enough.. and there is the water heater’s heat exchanger The display flashes 40 in summer mode or 60 in winter mode as though trying to heat the water, but never actually managing it. I've had a combi 4e fitted under my o/s day bed as it seems Chris has, it's been working there for nigh on 4 years now and I have never had any undue problems with heat emanating into the living space, probably because the heating of water is quick and efficient and once heated stays warm for hours in hot weather and the boiler only kicks in very occasionally. × RV Tech Savvy: What’s Wrong With the Wiring on the Motorhome. Truma Combi 4 E is a gas heater and hot water generator in one. I'm hoping for some advice. The Combi 4E is energy efficient and quiet in operation, and incredibly compact and lightweight for the performance it offers. I've had the boiler in summer mode, so no blown air heating but set to heat the hot water overnight and its stone cold. Another of its great feature is that it has fan support to make your heater work as you drive. Have you tried on Boost with elec2. and that pesky heat source going full bast.. Sign up for your trial subscription and you’ll receive a FREE issue. Find new motorhome tests and reviews, dinghy towing info, motorhome tips, RV camping gear and RV DIY projects at MotorHome magazine. I have had it on my drive for the last 10 months or so. Clear editor. Started 6 hours ago, By Call Titan today! Comment including information and tips. The Truma Combi 4E is a popular choice for heating both water and living spaces in your campervan, motorhome or caravan. 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