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Instantaneous Gas Water Heater
DLS SERIES
USER MANUAL
JSD22-11DLS
JSD28-14DLS
Warning notices: Before using this product, please read this manual carefully and keep it for future reference.
The design and specifications are subject to change without prior notice for product improvement.
Consult with your dealer or manufacturer for details.
The diagram above is just for reference. Please take the appearance of the actual product as the standard.
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Summary of Contents for Midea DLS Series
- Page 1 Instantaneous Gas Water Heater DLS SERIES USER MANUAL JSD22-11DLS JSD28-14DLS Warning notices: Before using this product, please read this manual carefully and keep it for future reference. The design and specifications are subject to change without prior notice for product improvement.
- Page 2 THANK YOU LETTER Thank you for choosing Midea! Before using your new Midea product, please read this manual thoroughly to ensure that you know how to operate the features and functions that your new appliance offers in a safe way.
- Page 3 SAFETY INSTRUCTIONS Intended Use Please pay attention to the precautions and notices as well as contents of installation instruction. Before installation, please read the installation instruction carefully. Installa- tion and trial running must be carried out by professional installers. Illegal installation and improper repair may cause human injury and even death.
- Page 4 In case of gass mell Shut down the heater immediately. ● Close the gasvalve. ● Open all the windows and doors. ● Any lighting of fire or ignition or start-up of electric light is not allowed. Neither is any ● start-up operation which will generate sparkle.
- Page 5 SPECIFICATIONS Product Model JSD22-11DLS JSD22-11DLS Appliance Type B11BS B11BS Ignition Battery Ignited Battery Ignited Rated Voltage V.DC Gas Category 3B/P(30) 3+(28-30/37) 3P(37) Gas Type Gas pressure mbar 28-30 Nominal Heat Input(Q) Nominal Useful Output 19,4 19,4 19,4 Minimum Heat Input 10,5 Minimum Useful Output Efficiency of energy sources...
- Page 6 Product Model JSD22-11DLS JSD22-11DLS Diameter of nozzle φ0,4 φ0,64 Quantity of nozzle unit Declare load profile Water heating energy efficiency class Water heating energy efficiency Daily gas consumption 7,071 7,071 (Corrected) Daily electrical consumption (Corrected) Annual fuel consumption AFC mg/kWh Indoor sound power level...
- Page 7 Product Model JSD28-14DLS JSD28-14DLS Appliance Type B11BS B11BS Ignition Battery Ignited Battery Ignited Rated Voltage V.DC Gas Category 3B/P(30) 3+(28-30/37) 3P(37) Gas Type Gas pressure mbar 28-30 Nominal Heat Input(Q) Nominal Useful Output 24,7 24,7 24,7 Minimum Heat Input 14,2 Minimum Useful Output 10,5 12,4...
- Page 8 Product Model JSD28-14DLS JSD28-14DLS Diameter of nozzle φ0,4 φ0,68 Quantity of nozzle unit Declare load profile Water heating energy efficiency class Water heating energy efficiency Daily gas consumption 21,826 21,826 (Corrected) Daily electrical consumption (Corrected) Annual fuel consumption AFC mg/kWh Indoor sound power level...
- Page 9 Dimensions and Specifications JSD22-11DLS JSD28-14DLS...
- Page 10 PRODUCT OVERVIEW Product Chimney Ass Fire window LED Display Knob for water Gas adjustment flow adjustment knob Thermostat for block protection Chimney Ass Thermostat for over heating protection Burner Ass Pulse ignition Battery box Water outlet sensor Water gas valve Water outlet Gas inlet Water inlet...
- Page 11 Accessories Intake connector Rubber Seal Expansion screw Cross pan head Rubber stopper x2 tapping screws x2...
- Page 12 QUICK START GUIDE Before First Use CAUTION Before using, please make sure the gas water heater is installed properly. Before first using, a trial running should be carried out by authorized professionals. Open the battery compartment and put two batteries in (LR20, 1.5V). ●...
- Page 13 PRODUCT INSTALLATION Notices for professional installers The instruction for operation and installation is absolutely necessary part of the heater ● and is provided along with the heater. Please read the documents to guarantee that you have comprehended all the data for an installation, operation and safe service. All specific adjustments and inspection for the heater must be provided with the ●...
- Page 14 Notices for the users Manual for installation and maintenance should be well kept. If replacing the heater, ● please provide this manual to its successor. For maintenance service, please give this manual to professional serviceman for reference. Maintenance, electric installation and inspection should be operated by professionals. ●...
- Page 15 The heater must be installed onto a vertical wall in a correct vertical way. ● The maximum pressure for which the appliance is designed, stating that even with the ● effects of water dilation, the water pressure in the appliance shall not exceed this value.
- Page 16 Minimum distance/ ventilation 1000 Please pay attention to the special regulations for installation required by the local country. Installation of the Gas Water heater Keep the water heater vertical and not inclined during the installation. As shown in the ● right diagram, drill installation holes on the wall.
- Page 17 Installation of water pipe A sealing valve shall be installed on the pipe of cold water, as shown in the following ● figure. The manufacturer recommends the installation of a reductor on ● the cold water pipe. In case of corrugated pipes, the minimum bending radius shall be 20mm. ●...
- Page 18 Installation of exhaust pipe The heater should be equipped with an exhaust pipe or a chimney. Please pay attention to the specific regulations for installation required by the local country. Only after finishing the installation of the exhaust pipe can the heater be started for ●...
- Page 19 OPERATION INSTRUCTIONS Description No.1 Ignition The heat will be lit automatically as you turn on the water faucet. If no flame is generated after ignit ion, please close the faucet and turn it on again after 10 minutes. Keep eyes away from the flame indicator window at a minimum safety distance of 300mm during ignition.
- Page 20 CLEANING AND MAINTENANCE A clean and wet cloth can be used for the cleaning of the heater. Dissolvent products are not allowed for the cleaning! Please only clean exhaust pipe in cold state! Trial running Trial running should be carried out by authorized professionals. Please check the following items: Is the heater connected and installed according to the specifications provided by the ●...
- Page 21 Open the casing Before maintenance and repair, please open the casing. Screw off the two bolts on the casing (at the lower part / back of casing) . ● Take out the operation button. ● Take off slipcover at the lower part of the casing gently: press it upwards and then ●...
- Page 22 TROUBLESHOOTING When abnormalities are detected such as a gas leak, abnormal combustion (such as tempering, flame lifting, yellow smoke or black smoke emission), peculiar smell and abnormal sound, or other emergent situations, immediately shut off the gas valve and contact the maintenance department or the gas company for treatment. Problem Probably Problem reason Solution...
- Page 23 Problem Possible reason Solution No hot water The gas is used up or not Add gas ● flows out enough The water flow is too large Lower the water flow ● and the heating capacity of the water heater is insuffi- cient The water is not hot enough...
- Page 24 Midea may constitute trademark infringement or unfair competition in violation of relevant laws. This manual is created by Midea and Midea reserves all copyrights thereof. No entity or individual may use, duplicate, modify, distribute in whole or in part this manual, or bundle or sell with other products without the prior written consent of Midea.
- Page 25 European Economic Area. Further information are provided on request. You can contact our Data Protection Officer via MideaDPO@midea.com. To exercise your rights such as right to object your personal date being processed for direct marketing purposes, please contact us via...
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