KyungDong KDB-181 KCA, User Manual

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Page 2: ...rnings 2 3 Names of Components 8 4 Proper Operation 10 5 Advantages of the Product 27 6 Checkpoints before Making Repair Work Order 29 This User s Manual can be modified without prior notification for product quality improvement purposes Contents ...

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Page 4: ...rding to the manufacturer s instruction and by qualified personnel skilled in the specific sector as foreseen by the law Incorrect installation can cause damage or physical injury and the manufacturer declines all liability for failure to observe instruction and standards In particular maintenance must be performed by qualified personnel In this case an Authorized Manufacturer Service Centre repre...

Page 5: ...finitions of the symbols indicated on the product and user s manual are as follows This symbol indicates Caution for bodily injury under particular conditions This symbol indicates Stop for possible bodily injury or property damage This symbol indicates a Must follow sign 2 Since the specified warnings and cautions in the user s manual are not all inclusive cautions when using the product more car...

Page 6: ... any flammable materials such as gasoline they may cause an explosion or fire Do not leave any combustibles near the boiler If there are any combustible materials such as plastic near the boiler they may cause a fire When the boiler is operating open at least one valve of the distributor When operating the boiler with the distributor valve closed there is a possibility for fire and damages to the ...

Page 7: ...the boiler is turned on and operating While operating the flue or pipe are extremely hot and can cause burns Please do not use the boiler for any other purpose than for heating and hot water If used for drying laundry a fire may occur If used for cooking some harm to the person may occur Please request for any gas pipe repair at the Gas pipe professional installers Any such repair by non accredite...

Page 8: ...igh temperature may flow suddenly depending on the opening of the valve Thus use care not to burn yourself when utilizing hot water When the boiler takes air from the place where it is installed be sure that the opening ventilation are open Any malfunction in the ventilation may cause improper combustion that may lead to Carbon Monoxide CO gas poisoning a fire or shorten product use life Please do...

Page 9: ...an electric shock Please request a service repair Please leave open distributor valve and gas shut off valve when not at home for two to three days during the winter For freeze guard boiler must be left on If the boiler distributor valve and gas shut off valve are closed then the boiler will not operate properly to cause freezing leading to damages to boiler and pipes ...

Page 10: ...east once a year Please receive A S regular inspection at least once a year from the dealer where you purchased the unit for safe and lengthened use of your boiler Please place the unit in a location where there is sufficient space for regular inspection and repair For repair and inspection there should be at least 600mm of space in front of the unit Please should be prepare water discharge hole D...

Page 11: ...ted through this part Pressure Relief Valve When there is excessive pressure inside the heating pipes it automatically excretes the water inside the boiler to maintain optimal pressure level In case of long absence from home to guard against freezing the water inside the boiler should be drained Heating Water Filter Strainer Improve the heating function by removing the contaminants inside the heat...

Page 12: ...s excreted through this part Pressure Relief Valve When there is excessive pressure inside the heating pipes it automatically excretes the water inside the boiler to maintain optimal pressure level In case of long absence from home to guard against freezing the water inside the boiler should be drained Heating Water Filter Strainer Improve the heating function by removing the contaminants inside t...

Page 13: ...ted on the data plate located on the lower right portion of the boiler 2Check for power supply Please check whether the boiler is electrically filled properly 3Check the water supply valve Please leave the boiler water supply valve in the open position all times of functioning for water replenishing up to the boiler will reach around 1 0 bar in the pressure gauge and for domestic hot water product...

Page 14: ...oom valve connected to the boiler is open Warning 1Caution for Gas Leaks Please check for gas leak on the gas connection portion frequently with soapy water if any bubbles form then there is a gas leak contact the nearest gas supplier immediately Please inspect the unit after completing a repair or exchange of the gas pipes and gas controller before operating the unit When in Use ...

Page 15: ...tched on the boiler and open the shut off gas valve when you leave home for 2 3 days of outing to facilitate freezing guard device for effective and convenient operation At that time do not switch off the boiler from the power supply by the main switch upstream the unit Also to prevent any damages to the boiler and the pipes leave at least one distributor valve opened Check each room valve connect...

Page 16: ...ease close the water supply valve 4Exhaust of heating water and hot water Open the pressure relief valve close air type and drain valve on the bottom of the boiler with a screwdriver to drain the heating water from the boiler Open all the distributor valves in the room to drain all the water Please open the hot water valve to drain the hot water from hot water pipes Long Term Non Use Water Drainin...

Page 17: ...de of the boiler unit clean About 1 hour after the switching off of the unit please clean the unit with dry cloth 4When there are contaminants on the unit If the rooms are not as hot as the other times this indicates there are contaminants present inside the pipes Please clean the heating filter cleaning method heating filter cleaning method see page ahead How to maintain the Unit ...

Page 18: ... in the installation will stay at the value set in the boiler It is necessary to set the temperature at 60 70 during Spring and Fall and 70 80 during winter 3 By monitoring the indoor temperature and the outdoor temperature Install the external sensor to the house and the room thermostat The temperature in the house will stay at the value set in the room thermostat The temperature in the installat...

Page 19: ...G O M 영 문 16 Control Panel Symbols and Functions s burner is switched on ...

Page 20: ... OFF to ON and vice versa When the working mode is OFF the display shows OFF 3Choice of the working mode Summer or Winter When the boiler is in ON position pressing for less than 0 5 second it is possible to set the boiler in the Summer or in the Winter working mode It is possible to check the existing working mode looking to the display In Summer position it appears the symbol In Winter position ...

Page 21: ...e boiler is in DHW production mode the symbol on the display is always visible Every time it s possible to change the DHW production temperature from 35 to 60 Pushing on the and the button in the right side it s possible to increase or decrease the setting temperature and check the value set looking to the number on the display The value set will be automatically memorized During this operation th...

Page 22: ...K factors appear only if the external probe is installed 5Reset from lockout When the boiler falls in a lockout condition the symbol appears on the display Pressing all together for more than 2 seconds it s possible to reset the normal functions of the boiler 6Antifreeze function If the temperature detected by the primary temperature probe falls down under 6 the burner switch on at the minimum cap...

Page 23: ...e primary temperature is automatically calculated in relation to the external temperature sensed by the external sensor and to the K factor set as shown in the following graph In case of overcoming of the minimum allowable CH set point 40 the boiler set point is limited to the CH set point The K factor is set as follows K factor Pushing on the an the button in the left side it s possible to increa...

Page 24: ...that there are contaminants inside the pipes to require heating filter cleaning 1Stop Power Supply Please switch off the master switch of the boiler 2Stop Gas Supply Please close the gas shut off valve 3Stop Water Supply Please close the water supply valve Heating Filter Cleaning ...

Page 25: ...reful not to burn yourself since there may be hot water seepage When it is difficult to do this by the customer please contact your local boiler dealer 5Heating filter cleaning Please clean the heating filter 6Reattach the heating filter After reattaching the heating filter fix the filter with the clip Order 1 reinsert the heating filter Order 2 attach the clip to the heating filter ...

Page 26: ...G O M 영 문 23 7Water supply Please open the water supply valve 8Power Supply Connection Please switch on the main switch upstream the boiler 9Gas Supply Please open the gas shut off valve ...

Page 27: ...e gauge of the boiler The inside pressure has to be included between 0 5 1 5bar 0 5 1 5kg cm 2 If the pressure is not included in this range please procede as follows 1 Please close the gas shut off valve How to Refill the Water Bottom Structure ...

Page 28: ...alve 3 Open the water filling valve located on the bottom of the installed boiler by turning it to the left 4 When the pressure gauge of the boiler shows a pressure of 1 0bar 1 0kg cm 2 close the water filling valve by turning it to the right ...

Page 29: ...utomatically released from the boiler and the pipes by the automatic air vent you may see insufficient water indicated again Then please refill the water by following the avobe steps Close the room valves to the rooms that do not need heating Gas Leak Prevention ...

Page 30: ...tion method without a pilot burner to reduce costs for gas and it is convenient since it achieves ignition automatically if you press the button 5 Combustion Safety Device When you push the power button if there is no combustion or there is no gas the flame detector turns on automatically to suspend the unit operation 6 Air Safety Device It detects any lacks of air and automatically closes the gas...

Page 31: ...mp will automatically start Except when there is any insufficiency in the exposure and insulation of the heating ducts and hot water pipes the pipes may be damaged by freezing or ice 8 Gas pressure Control Device Gas Control Valve Even when the gas pressure increases that are supplied to the boiler it can adjust the pressure at a constant level 9 Shortage Safety Device In case of any short circuit...

Page 32: ...ous to operate Air supply or exhaust ducts are blocked Chimney is blocked Air pressure switch is malfunctioning Please call for inspection Supply gas pressure is low or supply is not adequate Please call for inspection Improper flame detection Please call for inspection Gas shut off valve is closed Please open the Gas shut off valve After starting flame doesn t start and stops immediately the disp...

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Page 34: ...k c 영 문 30 MEMO ...