background image

The  actual  product  may  differ  from 
the  images  in  the  manual.                                             

-  20  -

Room  Control  -  Bath  Function

For  the  boiler  for  both  hot  water  and  heating

※ 

Using  the  bath  function

■ 

1)  To  use  lots  of  hot  water,  select  bath  by 

  using  the  bath  button.

2)  2  1/2  hours  after  selecting  the  bath 

  function,  it  returns  to  the  previous  function.

3)  If  the  line  water  pressure  is  above 

  196Kpa  (2kgf/ ),  install  a  pressure-reducing  valve.

What  is  the  temperature  setting  function?

■ 

  1)  It  sets  the  output  water  temperature

  in  the  Room,  Reservation,  and  Outing

  functions;  configure  the  desired  temperature

  in  the  bath  function  as  the  set  temperature.

Setting  the  hot  water  temperature

■ 

  1)  Select  the  Bath  function  by  using  the  bath  function  button.

  2)  Select  the  temperature  by  pressing  the  up( )  /  down( )  button.

  3)  In  the  temperature  setting  function,  the  range  of  temperature  is  35~60

.

Cautions  while  using  the  Bath  function.

☞ 

 

Take  care  against  burns  caused  by  the  hot  water.

• 

 

Take  care  when  opening  the  water  tap  after  setting  the  bath 

• 

  function,  since  hot  water  may  come  out  suddenly.

 

Extra  caution  is  required  so  that  the  sick  and  aged  and  children  are 

• 

  not  burned  by  the  hot  water.

 

The  water  from  the  boiler  is  not  potable.

• 

 

During  heating  (indoor  operation),  after  hot  water  is  used  for  a  long  time, 

• 

  lukewarm  water  may  come  out.

 

During  the  bath  function,  if  power  is  turned  off  and  on,  it  will  return  to 

• 

  the  pre-bath  function.

Summary of Contents for KRPB-20A

Page 1: ... 1 Installation Operation Instructions KRPB 20A Wood Pellet Burner ...

Page 2: ...00N 10 Names and Description of Parts How to Set Fuel Feeding How to Set Initial Fuel Feeding How to Set Operation Stop time during Fuel Feeding How to Operate the DC Fan Main Controller PW 140 15 Electronic Diagram Room Controller CTR 5700PLUS 16 Names and Description of Parts Indoor Function Reservation Function Outing Function Bath Function Trial Run 21 Sequence of Trial Run Precautions for Ope...

Page 3: ...neer only 5 Installation Operation using incorrect methods or installation by a non qualified engineer will void the warranty 6 Using fuel other than the specified fuel may not guarantee the correct operation of the pellet boiler described in the technical datasheet and wield adverse effects on the operation of the boiler shortening the lifecycle of the boiler 7 The manufacturer shall not be respo...

Page 4: ... 5700 PLUS 1 Stainless steel band for fuel feeding hose ø75 mm 2 Fuel hose ø75 mm x 1 000 mm 1 Wiring for connection to the temperature sensor and low level sensor 1 set Wiring for connection to the feeder 1 set Gasket 306 mm x 263 mm 1 Power cable 1 Burner ash tray 1 set Part name Quantity KRPB 20A feeder 1 set Screw for fastening the limit switch M3 4 Limit switch 1 Limit switch bracket 1 Limit ...

Page 5: ...the need to empty and clean the ash tray at the burner The most advanced control system is mounted on the product triggering the shutdown function whenever trouble is detected on the system to ensure the safe operation of the product Specifications and Dimensions of the Product Model KRPB 20A Fuel ø6mm Compressed Wood pellet Calorific power 4 9Kw kg 4 214Kcal kg Water content max 10 of weight Perc...

Page 6: ...The actual product may differ from the images in the manual 6 Names of Components 3 4 5 6 2 8 7 1 14 15 11 10 9 16 13 12 ...

Page 7: ...temperature sensor 3 Flame window 13 Burner ash tray 4 Main controller PW 140 14 Terminal block circulation pump feeder connection AC 5 Operation detector 15 Connection of power cable AC 6 Controller lid 16 Breaker for ignition heater AC 7 Controller lid 17 Ignition heater AC 8 DC actuator For the automatic re cleaning of the fire grate 18 Flame sensor DC 9 Fuel feeding port 19 Blower DC 10 Overhe...

Page 8: ...the burner 4 Every door installed for the maintenance of boiler shall be airtight Requirements for the Boiler Room The boiler room has an opening for supplying outdoor air into the room to feed sufficient air to the burner The size of the opening shall be equal to or larger than the cross section of the chimney How to Assemble the Burner 1 The surface for mounting the burner shall accommodate a ho...

Page 9: ...hen connect the wires of the feeder and circulation pump to the portion under the terminal block 4 pin as shown in the figure Finish the ends of the wires with Y type terminals Wiring shall be performed only after shutting down power supply 3 Connection of low level sensor and temperature sensor Connect the wires supplied together with the product to the connections of the low level sensor and the...

Page 10: ...e manual 10 Aux Controller HOT 4000P Electric Properties Names and Description of Parts Rated power 230 Vrms 15 Input frequency 50 Hz 5 Max power consumption 1 kW Max humidity limit 90 40 Operating temperature scope 10 60 Storage temperature scope 20 80 ...

Page 11: ... ON OFF of fan in manual mode Turn the power button ON and then OFF to release the manual mode FND ON OFF displayed in manual mode UP DOWN UP DO WN Sets the fuel feeding duration S ets the initial stop duration in seconds and operation duration in one tenth second Fuel feeding LED Lights up upon sensing the fuel feed load FAN LED Lights up upon sensing the fan load Fuel feeding Initial time LED li...

Page 12: ... is displayed If there is no input signal for ten seconds the setting is automatically returned to the default configuration and stored Initial fuel feeding set from 1 to 99 sec Operation during fuel feeding set from 0 1 to 9 9 sec Fuel feeding stop set from 1 to 99 sec How to Set the Operation of the DC Fan default 70 Pressing the UP DOWN button lights up all of the Initial Operation and Stop LED...

Page 13: ...elease the manual mode FAN ON OFF Power ON No function operating Power OFF Press the button for 5 seconds to switch to manual mode Manual ON OFF of fan in manual mode Turn the power button ON and then OFF to release the manual mode FND ON OFF displayed in manual mode UP DOWN Fuel feeding LED Not lighting FAN LED Lights up upon sensing fan load LED Initial time Setting the fan to strong or weak ope...

Page 14: ... the LEDs and displays the settings of the fan operation on the LED Display Pressing the Setting button for 5 seconds or more causes numeric values to blink on the display When the values blink on the display keep pressing the UP DOWN button until the desired time is displayed If there is no input signal for ten seconds the setting is automatically returned to the default configuration and stored ...

Page 15: ...The actual product may differ from the images in the manual 15 Main Controller PW 140 Electronic Diagram ...

Page 16: ...uting functions Bath button It is used for selecting the bath function Operation display It turns on the lamp when the boiler runs for each function Up Down button It is used to adjust the settings for each function Season temperature selection button It is used for setting the hot water temperature Reservation button It is used for adjusting the reserved operation and stoppage time Power button U...

Page 17: ...n and Outing will be displayed in order 2 Set the desired room temperature by pressing the up down button 3 Set the water temperature by pressing the season button What is the season selection function It is a function of setting the water temperature when the Room or Reservation function is selected The water temperature is set to 45 C in summer 55 C in fall 65 C in spring 75 C in early winter an...

Page 18: ...ge time will be applied first 2 If you want to adjust the reserved stoppage time press the reservation button one more time Method of adjusting the reserved stoppage time Once it returns to the reservation function and the stoppage time blinks adjust it by pressing the up down button If the setup ends at this stage the reserved stoppage time will be applied first 3 If you want to adjust the reserv...

Page 19: ...n prevents the boiler itself and pipes from freezing by maintaining circulation at a certain temperature During outing the boiler should be plugged into the wall and the gas valve should be open supplying gas During severely cold weather you can prevent the boiler from freezing by setting the room temperature in the range of about 10 15 The freezing prevention function does not work in the followi...

Page 20: ... as the set temperature Setting the hot water temperature 1 Select the Bath function by using the bath function button 2 Select the temperature by pressing the up down button 3 In the temperature setting function the range of temperature is 35 60 Cautions while using the Bath function Take care against burns caused by the hot water Take care when opening the water tap after setting the bath functi...

Page 21: ...Once fuel is fed to the burner press the Manual Fuel Feeding button or the power button to stop fuel feeding 7 Turn the power switch of the aux controller to ON position and then set the temperature on the indoor controller to higher than the current temperature 8 Make sure that the boiler operates normally and that the circulation pump is turned on and off alternately 9 If the boiler does not ope...

Page 22: ...roduct from rupture due to freezing in winter season The product is kept connected to the pipes which are fully filled with water Be sure to connect the power cable to the receptacle If water in the pipes is deficient fill the pipes with water in accordance with the water makeup method If the freezing prevention circuit operates with the pipes not sufficiently filled with water idle running of the...

Page 23: ... reduction and mass generation of ash 2 Use the fuel specified in the product specifications Page 5 Defect of the burner caused by the use of low cost pellet fuels commonly available in the market may void the warranty services Use only pellets with diameter of 6 mm or more 2 Do not allow foreign materials to be mixed into the fuel When pouring the fuel into the fuel storage tank prevent gloves or...

Page 24: ...ow direction and remove foreign matter from the bin Afterward put back the bin 2 Loosen and remove the M10 bolts encircled 3 Pull and remove the fire grate in the arrow direction 1 2 3 4 Use a brush to remove foreign materials from the areas shown in the figure below 5 Assemble the fire grate in reverse order of disassembly How to Replace the I gnition Heater 1 Loosen the screws from the areas sho...

Page 25: ...e burner 30 minutes earlier to prevent burns Is power to the burner shut down to prevent shock 2 Disconnect the wires connected to the fan and the flame sensor and loosen the screws from the points indicated in the figure to remove the blocking plate of the air chamber 3 Loosen the M6 wrench bolt to replace the ignition heater 4 Assemble the heater in reverse order of disassembly ...

Page 26: ...eeding pipe 04 Water temperature sensor not reading temperature measurements Defective or broken water temperature sensor 06 Not reading the blower RPM Defective or broken blower connection 07 Blower RPM out of range Clogged tubes or flue 08 Poor communication with room thermostat Defective or broken connection with room thermostat 91 Not detecting flame after ignition Clogged tubes or flue Improp...

Page 27: ...l up to the fuel supply line 4 Foreign matter caught in the screw Check the fuel feeding screw for foreign matter caught in the screw Remove foreign matter if any e g gloves and bark 5 Failure of the photo sensor Check the photo sensor if it is operating normally Make sure that the power is DC 2 5V or lower during ignition 6 Defective fuel Remove congealed fuel exposed to humidity Error code Failu...

Page 28: ... earthing the sensor Error code Failure type Troubleshooting Remar ks 06 1 Rotation rate of the fan not sensed Check the fan wire for any damage Replace the fan 06 1 Low limit High limit This error may occur if the chimney is installed in the wind pressure zone and the wind is strong when the rotation rate of the fan is high If this error persists call your contractor to change the position of the...

Page 29: ... inoperable Check the coil of the circulation pump for short circuit Resistance measurement of 0 stands for normal operation and Infinite for short circuit Replace the circulation pump 2 Rapid rise of temperature because the heating valve is kept closed Check the distributor valve if it is kept closed If it is open the valve 3 C ontroller failure If the feed motor continuously operates even in fue...

Page 30: ... is not automatically removed from the automatic ash cleaner Check with a multi tester if the rated voltage is DC 24V when supplying power Check the fire grate for any foreign matter caught in it Remove the foreign matter if any and operate the boiler again Check the fire grate of the burner doors for deformation In case of deformation call your service center for troubleshooting ...

Page 31: ...ctions by a trained specialist and if recorded in the relevant documents The warranty applies to construction material used and product manufacture The transportation cost of the serviceman is not included in the warranty repair to be paid by the customer in full The warranty does not apply to the following Consumer material door seal seal of exchanger cap seal under fan heatproof nozzle heat proo...

Page 32: ...The actual product may differ from the images in the manual 32 Memo ...

Page 33: ... actual product may differ from the images in the manual 33 Wood Pellet Burner Kiturami CO LTD 34 Wolgok 2gil Cheongdo eup Cheongdo gun Gyeongsangbuk do Republic of KOREA T 82 54 370 9075 F 82 54 370 9095 ...

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