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Summary of Contents for Midea 786190
- Page 1 INSTALLATION & OWNER’S MANUAL ALL IN ONE Type Air-source Heat Pump Water Heater 786190 Thank you very much for purchasing our product, Before using your unit, please read this manual carefully and keep it for future reference.
- Page 2 If you can't make sure that your house power supply is earthed well, please don't install the unit. The unit must be installed by a licensed tradesperson and in accordance with： • Midea installation instructions. • AS/NZS 3500.4-"National Plumbing and Drainage Code Hot Water Supply Systems-Acceptable Solutions".
- Page 3 HOT WATER CAN BE DANGEROUS Warning – Hot water burns. As a safety precaution, young children should always be supervised around hot water fixtures. Heat pump water heaters can store water at temperatures that can cause scalding. Water temperatures over 50°C can scald and care needs to be taken to ensure that injuries do not occur through incorrect use of your water heater.
- Page 4 PARTS NAMES Power Connect Box and cover Top Cover Compressor Electronic Control Box Fan Assy Front Cover Rear Cover Display Evaporator Filter Magnesian Stick Cover Front Decorative Board Magnesian Stick PTR Valve ATCO Water Outlet Temperature Sensor T5 Water Inlet Electric Heater Cover Electric Heater Drain port...
- Page 5 Running Cost AUD E-heater Gas Burner HPWH 10 11 12 Fig.1-1 NOTE Above calculations are based on ideal conditions, the final amount will be different the actual running will vary with conditions, such as running period, ambient temperature, etc. 2. SAFETY INFORMATION Please read thoroughly all of the instrucitons before installing or operating the unit.
- Page 6 ● If the supply cord is damaged, it must be replaced by the ● Do not turn off the power supply. manufacturer or its service agent or a similarly qualified person. System will stop or restart heating automatically. A continuous ●...
- Page 7 3. BEFORE INSTALLATION CAUTION ● The ambient air temperature must also be considered when 3.1 Unpacking installing this unit, in heat pump mode the ambient air tempera- ture must be above 5℃ and below 43℃.If the ambient air 3.1.1 Accessories temperature falls outside these upper and lower limits,the electrical elements will activate to meet the hot water demand Table 3-1...
- Page 8 ≥500 ≥600 ≥300 Fig.3-1 3.4 If installed in inclosed space The water heater must be located in a space >15m³, and must have unrestricted air flow. As an example, a room that has an 2.5 tall ceiling and is 3 meter long by 2 meter wide would contain 15m³ . 3.5 Unit outline dimension (unit: mm) Table 3-2 Model...
- Page 9 4. INSTALLATION The circulating air for every unit should be more than 350m /h. Make sure there is enough installation space. Refer outline dimensional drawing (see Fig.3-1,Fig.3-2) The product is fixed installation, which is connected to the water inlet and outlet of the user's home through the water tank connection copper pipe to achieve the fixed installation of the product.
- Page 10 4.3 Electric Connection WARNING 4.3.1 Electric Wiring Illustration ● Do not dismantle the PTR Valve, ● Do not block off the Drainage pipe, it will CAUTION cause explosion and injury. EXPLOSION ● Set the electric leakage protector according to the relevant 3) Installation of the One Way Valve: The one way valve thread is electric technical standards of the State.
- Page 11 4.3.4 When the solar linkage function is selected 4.4.3 Electrical Connections After the weak current connection line group is inserted, the two weak 1) The water heater requires 220~240 VAC for proper operation. 2) Wiring size and connections comply with all local applicable current connection line groups inserted should be fixed together, as shown in the figure below.
- Page 12 5. TRIAL-RUNNING Close the cool water inlet valve, open the hot water outlet valve and open drainpipe. 5.1 Water affusion before operation Open Before using this unit, please follow the steps below. Close Hot water outlet Water Affusion: If the unit is used for the first time or used again after emptying the tank, please make sure that the tank is full of water before turning on the power.
- Page 13 2) Water Temperature Display The temperature shown on the display depends on the water temperature sensor. It is normal that sometimes the display tempera- ture decreases while the unit is running, it is caused when the natural convection of the upper hot wate mixes with by the bottom cold water which flows from inlet tap.
- Page 14 6. OPERATION Icon Description 6.1 Control Panel Explanation flashes to remind the user to maintain the water tank. Maintenance time adjustable range: 30-365 days (365 days by default). will be lightened when the machine is disinfecting. Display Compressor: will be lightened when compressor is running, otherwise will be extinguished.
- Page 15 6.2.1 Operation interface Icon Description Set Clock The clock is for a 24-hour system and the initial time is 00:00. To make a better use of this unit, it is recommended to set the time for accurate local time. Press the button to enter clock setting, the hour value of clock will flash slowly.
- Page 16 Icon Description Icon Description Set Timer-TIMER ON & TIMER OFF CANCEL Timer on & Timer off: To cancel setting, quit setting, etc. If set the Timer-TIMER ON & TIMER OFF, the unit will automatically operate between the setting TIMER ON clock and TIMER OFF clock. If the TIMER OFF clock is the same as TIMER ON clock, TIMER OFF clock will be delayed 10 ON/OFF button and LED indicator...
- Page 17 6.4 Use Your Appliance with the MSmartHome App Choose Air Source Heat Pump Water Heater. Before you start, make sure that: 1.Confirm that the product has WiFi function. 2.Your smartphone is connected to home wifi network, and you know the network password. 3.Make sure you are next to home appliances.
- Page 18 Table.7-1 7. TROUBLE SHOOTING Error Possible reason solution phenomenon 7.1 Non-error tips Bad connection between power supply Q: Why can’t the compressor start immediately after setting? Cold water plug and socket; 1. Plug in; out and Setting water 2. Setting water temp. higher; A: Unit will wait for 3 min to balance the pressure of system before display screen temperature too low;...
- Page 19 7.5 Error code shooting table Table.7-2 Display Malfunction Description Corrective action Maybe the connection between sensor and PCB is Error of sensor T5L(lower water temperature sensor) broken or sensor has been broken. Contact a qualified person to service the unit. Communication failure between main control board and The connection between controller and PCB is display board...
- Page 20 8. MAINTENANCE NOTE 8.1 Maintenance How to Take Off The Air Filter，remove screw from top cover. 1) Check the connection between power supply plug and socket and ground wiring regularly; 2) In some cold areas (below 0℃), if the system will be stopped for a long time, all the water should be released in case of freezing of inner tank and damage of E-Heater.
- Page 21 9. SPECIFICATIONS Table 9-1 Model Model RSJ-15/190RDN3-C Economy Mode Hybrid Mode E-Heater Mode Mode Heat Pump E-Heater Hot water heating cap. 1500W 2150W 1500W 2150W Rated input power/current 780W/3.4A 2150W/9.3A 2780W/12.1A Power supply 220-240V~ 50Hz Over-load Protector, Temp Controller&Protector, Protection Electric Leakage Protector, etc Compressor power 440W...
- Page 22 Consumer Law. The terms of the warranty are effective from the date and/or commissioning procedure; the heat pump is installed. Midea may verify this date by requesting a copy of the compliance certificate that accompanied the installation. 7) For components not supplied by Midea that are used in the installa- The compliance certificate is mandatory in all Australian states and tion of Midea heat pump water heaters e.g.
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