KYUNG-DONG NAVIEN KDB-200NHC User Manual Download

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The Structure of the boiler

(Model No : 200NHC, 250NHC, 350NHC)

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Operation and display panel

(KDC-106M)

HEATING TEMP. LED
INDICATE THE TEMP. OF HEATING
WATER, AND OCCURRENCE OF
TROUBLE DISPLAYED THE
FAILURE CODE.
01. OVERHEAT
02. LOW WATER LEVEL
03. MISFIRE
04. PSEUDO-FLAME
05. TEMP. SENSOR FAILURE

1. The structure and its description

Summary of Contents for KDB-200NHC

Page 1: ...s manual with the warranty of the quality in a safe place 1 The structure and its description 2 2 How to install 5 3 Before using the boiler 9 4 How to use 11 5 Safety device 14 6 Everyday checking 15 7 How to replace parts 18 8 How to locate troubles and to solve 19 9 The specification 20 10 Electric wiring diagram 21 11 After sales service CONTENTS ...

Page 2: ...C Operation and display panel KDC 106M HEATING TEMP LED INDICATE THE TEMP OF HEATING WATER AND OCCURRENCE OF TROUBLE DISPLAYED THE FAILURE CODE 01 OVERHEAT 02 LOW WATER LEVEL 03 MISFIRE 04 PSEUDO FLAME 05 TEMP SENSOR FAILURE 1 The structure and its description ...

Page 3: ...HEATING WATER TEMP LAMP 14 ROOM TEMP BUTTON 4 ROOM TEMP LAMP 15 ROOM TEMP INDICATION MARK 5 POWER LAMP 16 ROOM TEMP CONTROLLER 6 POWER S W 17 HEATING WATER TEMP LAMP 7 HOT WATER LAMP 18 HEATING WATER TEMP BUTTON 8 HOT WATER S W 19 HEATING WATER TEMP INDICATION MARK 9 REPEAT TIMER LAMP 20 HEATIN WATER TEMP CONTROLLER 10 REPEAT TIMER BUTTON 21 TEMP LED 11 REPEAT TIMER INDICATION MARK ...

Page 4: ...ater or room in norman but in occurrence of trouble displayed the failure code 01 overheat 02 low water level 03 misfire 04 pseudo flame 05 heating sensor failure 9 Activation suspension of boiler using telephone set When you activate the boiler it will operate at high speed for 30 minutes and will automatically switch to out mode and operation lamp will light on during the operation Using interna...

Page 5: ...wide as possible for the maintenance and the fire prevention y Install the boiler in the place convenient for controlling and manipulation of the temperature y If there is no electric outlet in the proper position do wiring by requesting to a company designated by the electric power company y Around the installation place there must be no place which stores and treats the combustibles and the infl...

Page 6: ...verflow of water during the heating to the cistern tank means short tank capacity Exchange it with a larger one Backflow of water during the running or stopping of the circulation pump to the cistern tank is caused by too much air in the pipe Remove air by opening valves on the distributor one at a time while running the circulation pump Evaporation at the cistern tank means failure in the system ...

Page 7: ...the noninflammable insulation Condensing boiler model KDB 130 170 200 250 350NHC When installing the flue an angle of the flue shall be less than 10 degrees Because the generated condensate in the flue is exhausted through the inside If the angle of the flue should make more than 10 degrees the rain will come into the inside of the boiler Material of flue must be used stainless steel or heat corro...

Page 8: ...g other drain hose which is not installed originally it must be plastic and its inside diameter should be more than 13 4 Please make sure that the neutralizer in the boiler should be filled with water otherwise it must be filled 5 Condensate never be allowed for drinking or washing 6 Avoid from any frozen on the drain hose of N W insulation must be followed by installing the hose The additional de...

Page 9: ...re rain and keep out of the sun y Pay attention that water or dust may not get in on time of feeding oil Water or dust may cause the combustion failure or shorten the boiler span y Wipe off the oil spilled y Close the lid of the oil inlet without fail y Feed oil after turning the power off and locking the tank valve y Check out if or not oil leaks in the connecting part of the oil pipe 3 Before us...

Page 10: ...er and don t put the flammables near the boiler y Check out whether the ignition and the combustion is normal Checking through the flame inspection window y When the boiler is going to be not in use for a long time cut off the power Don t pull out the power cord when there is a danger of freezing y If you pull out the power plug on time of thunder and lightening you can prevent the damage on the b...

Page 11: ...en oil flows out please tighten it This is possible only in case that the oil tank is above the oil filter y If the oil tank is below the oil filter or the air flows out enough like the above lock the screw for exhaust and remove the air with the exhaust valve y In such case open the exhaust valve turn the power on to operate the boiler After about 6 7seconds the electronic pump exhaust the air of...

Page 12: ...ales agency or the commercial agency y Open the drain valve and check out whether there is water in y Check out whether the pipes is filled with water y Check out that the boiler is grounded to earth Don t ground to the gas pipe or a lightening con ductor y Plug the power plug in the outlet Checking if the outlet power is 220V y Press the power button and check out if RUN lamp turns on a little la...

Page 13: ...on starts fan motor And the boiler gets started turning the COMBUSTION lamp on y If ignition fails and the operation stops check lamp turns on In this case press the power button on the panel y In case that the ignition fails with pressing the power button four or five times contact the sales agency or the commercial agency How to use ...

Page 14: ... the combustion stops and CHECK lamp turn on y If the overhead temperature is fall CHECK lamp turn off and RUN lamp turning on automatically y If the operation stop is repeated again contact the sales agency or the commercial agency y During the hard winter the circulation pump or the burner operates automatically to prevent the heating circuit from freezing In winter keep on plugging in the power...

Page 15: ... out whether oil leaks from is stacked on or soaks into the oil tank oil pipes the body of the boiler etc y Check out whether there is any water leakage from the body of the boiler and the pipes y Open the drain plug of the oil tank regularly and remove water 6 Everyday Checking Points to be checked once or more a year ...

Page 16: ...e oil cup y Detach the oil cup by rotating right and left y Pull down the filter y Wash the filter and the inside of the oil cup with clean kerosene and light oil y Water may get mired in during feeding oil or get accu mulated naturally during the long period in the oil tank In this case drain water off through the drain plug in the oil tank and when oil starts to get out lock it Cleaning of boile...

Page 17: ... in the lower part of the burner y Wipe the glassy surface of the flame detector with a scrap and fix it in its position y At least once a year check for any loose joints in the discharge piping and flue clogging in flue corrosion or leak If any abnormality is found contact out sales agency for checking up blocking pipes or holes and so on Cleaning the flame detector Checking the exhaust pipe ...

Page 18: ...he parts is needed consult to out sales agency or commercial agency y For the repair of the boiler request to our sales agency or commercial agency or to the A S center y Repairing the boiler by a man without qualification cause another trouble so never do that 7 How to replace the parts ...

Page 19: ...1 Supply oil more 2 Clean the flame detector 3 Clean the oil filter 4 Replace the oil with good oil 5 Contact the sales agency or commercial agency 4 The electronic pump makes big noise 1 The oil filter is locked 2 There is air in pipes 3 Others 1 Clean the oil filter 2 Drain off air 3 Contact the sales agency or commercial agency 5 On igniting it backfires 1 The wind flow back in the exhaust pipe...

Page 20: ...34 kgf cm 2 MAXIMUM WORKING PRESSURE kPa 3 5 343 HEAT TRANSFERING SIZE m 2 1 60 2 08 2 40 FUEL CONSUMPTION ℓ h 2 52 3 12 4 03 TYPE OF AIR EXHAUST GAS FE CONDENSING 101 101 101 HEATING EFFICIENCY NORMAL 95 95 95 HOT WATER EFFICIENCY 95 95 95 ELECTRICITY CONSUMPTION COMBUSTION W 143 150 199 POWER V Hz 220V 50Hz WATER STORAGE CAPACITY ℓ 34 0 41 0 48 W L H EXTERNAL SIZE mm 410 665 1 031 444 706 1 051 ...

Page 21: ...21 MODEL NO KDB 200NHC 250NHC 350NHC 10 Electric wiring diagram ...

Page 22: ...22 ...

Page 23: ...23 MEMO ...

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