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Kiturami KRP-20PA, Installation & Operation Manual

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Kiturami KRP-20PA Installation & Operation Manual Download Page 26

www.kiturami.co.kr 
 

Main Controller(NPB-150)  –  Description 

kituami 

Page 25 

 

 

○  Functional Description (During initial power-up - Stop the ignition for about   

12 seconds, including the initial flame section) 

 
1.    Secondary controller (HOT-4000P) power OFF 

Function 

Detecting method 

Display 

Contents 

Releasing method 

freeze 

and burst 

Detect water temperature 
sensor(10℃)

 

x 

Circulation 

pump 

ON 

Over 12℃  Auto reset 

Over 

heating 

warning 

Detect water temperature 
sensor(83℃) 

x 

Circulation 

pump 

ON 

Lower than 81℃  Auto reset 

Detect overheat sensor(83℃) 

Lower than 81℃  Auto reset 

Over 

heating 

error 

Detect water temperature 
sensor(96℃) 

x 

Circulation 

pump 

ON 

Lower than 81℃  Auto reset 

Detect overheat sensor(96℃) 

Lower than 81℃  Auto reset 

 

2. automatic room thermostat (CTR-5700PLUS) powers OFF 

Function 

Detecting method 

Display 

Contents 

Releasing method 

freeze 

protection

 

system

 

Detect water temperature 
sensor(10℃)

 

x 

Circulation 

pump 

ON 

Over 12℃  Auto reset 

Detect water temperature 
sensor(7℃) 

Burner ON 

Circulation 

pump 

ON 

Over 25℃  Auto reset 

Over 

heating 

warning 

Detect water temperature 
sensor(83℃) 

x 

Circulation 

pump 

ON 

Lower than 81℃  Auto reset 

Detect overheat sensor(83℃) 

Circulation 

pump 

ON 

Lower than 81℃  Auto reset 

Over 

heating 

error 

Detect water temperature 
sensor(96℃) 

“96” 

Circulation 

pump 

ON 

Manual reset 

Detect overheat sensor(96℃) 

Circulation 

pump 

ON 

 

 
 

Summary of Contents for KRP-20PA

Page 1: ...instructions exactly could result in a fire or explosion serious bodily injury or property damage This product must be installed and serviced by licensed plumber a professional technician Using different than ordinary fuel doesn t guarantee wood pellet boilers right operating as it was featured in technical data and it can influence the boilers way of working and its long lasting Using different t...

Page 2: ...ons P11 Plumbing P13 Notes for Piping P14 Plumbing schematics P15 Temperature safety relief valve P16 Check list after installation P17 Method of boiler operating P18 Sub Controller HOT 4000P Sub Controller Description P19 Main Controller NPB 150 Main Controller Description P22 Room Controller CTR 5700 PLUS Room Controller Description P28 Caution General caution P33 Caution for maintenance P34 Cau...

Page 3: ...ve technical advantages While good quality timber has a calorific power of 4 4 kW kg with 15 mois ture therefore after about 18 months seasoning the equivalent figure for pellets is 4 9 kW kg To ensure good combustion the pellets must be stored in an area That is free of humidity and protected from dirt The pellets are Usually supplied in 10 kg bags so storing them is very convenient Good quality ...

Page 4: ...ce The site must be capable of providing the environmental conditions for operation equipped with power supply 230V 50 Hz EN73 23 capable of taking an adequate system for smoke discharge provided with external ventilation if located indoors provided with an earth connection complying with CEI 64 8 The appliance must be connected to a flue pipe or an internal or external vertical duct conforming to...

Page 5: ...www kiturami co kr Product Accessories Included with the Appliance kituami Page 4 Room controller Manual Ash cleaning tool Flue outlet connection device KRP 20PA KRP 50PA ...

Page 6: ... 05 5Pa 5Pa Weight kg 278 370 Size W L H mm 1060 920 1250 1200 1030 1420 Pellet hopper capacity kg 110 141 Flue pipe diameter mm 125 Diameter of inlet Port outlet Port inch 1 1 1 2 Volume of water liter 90 155 Gases temperature Nonimal output 103 138 Minimal output 69 76 Acoustic pressure level SPL According EN 15036 1 dB A 53 56 Electrical consumption ignition W 26 380 57 380 Electrical consumpti...

Page 7: ...elated to cleaning is 1000mm The boiler should be installed on a non combustible base No KRP 20PA KRP 50PA No KRP 20PA KRP 50PA A 421 465 J 460 545 B 68 68 K 600 655 C 345 450 L 1007 1254 D 100 100 M 1250 1420 E 100 100 N 800 800 F 188 192 O 920 1030 G 95 95 P Min 500 H Min 500 Q 100 100 I 1060 1200 R 811 1009 ...

Page 8: ...er 5L 2 Sub controller 11 Temperature safety relief valve 3 Hot water inlet 12 Flue outlet 4 Heating inlet 13 Forced exhaust fan 5 Hot water outlet 14 AC motor flue tube cleaning system 6 Fuel hopper 15 Pressure relief valve 7 Pellet burner 16 Drain 8 Feeding system 17 Heating outlet 9 DC Actuator burner cleaning system 18 Wiring Box ...

Page 9: ... it is a device that shuts off the supply of fuel to stop the boiler Low water cut off device It is a device to inform that there is no water in the boiler to stop the operation Safety device of the temperature controller It is a device that stops block the operation of the boiler at the time of occurrence of an error temperature sensor Freeze prevention device This equipment operate the burner by...

Page 10: ...lp the installation process and make sure that all the required clearances are adhered to for servicing and that any potential issues with the routing of the flue can be resolved The KRP 20PA 50PA pellet boiler should be positioned on a non combustible base Refer to service and access clearances around the appliance on page 6 ...

Page 11: ...d there is need is not a place dealing save the flammable material and combustible material please install it by securing sufficient space required for inspection and repair verification operation the combustion 5 Boiler room is installed exhaust port and air supply port always The air supply port must be at or more effective cross sectional area of the boiler route 6 To prevent rainwater soak the...

Page 12: ...www kiturami co kr Operation Installation Chimney Connections kituami Page 11 Flue Pipe Existing Through a Wall ...

Page 13: ...Roof KRP 20PA KRP 50PA should be operated under pressure 5 Pa 5Pa at flue gas outlet If the appliance is operated over pressure Positive than exhaust fan should be fitted additionly at flue Technician must be install in manuals and explain in detail to user Emission control after first installation is needed ...

Page 14: ...i co kr Operation Installation Plumbing kituami Page 13 Remarks 1 Pressure relief valve 4 Isolation valve 2 Check valve 5 Expansion Tank 3 Circulator 6 Mixing valve Hydraulic System type 1 Hydraulic System type 2 ...

Page 15: ... hot water supply pipe and water supply please note in heat retention For cold climates please hot wire heater measures in particular 10 Please do not install absolutely valve the check valve to the safety valve installation or piping pressure escape tube If the valve check valve is closed I can boiler to explode by overpressure 11 Please install by selecting the capacity to match the boiler of se...

Page 16: ... kr Operation Installation Plumbing schematics kituami Page 15 Mixing Valve body Danfoss TVM W Code no 003Z1125 Mixing Valve Specifications Mixing valve must be used in the case when boiler is used for heating up DHW ...

Page 17: ...www kiturami co kr Operation Installation Temperature safety relief valve kituami Page 16 Temperature safety relief valve Caleffi 543Series code 543513 ...

Page 18: ... band the connection hose between the feeding device and the fuel slot If the connection hose is not tighten back fire can happen If the connection hose is dropped fuel may be clogged preventing normal operation When connecting the flue install it using the dust collection T type within accessories As the flue pass should be cleaned up regularly be sure to install the dust collection Wire band ...

Page 19: ...F the HOT 4000P Power push for 5 sec the fuel supply button Then the fuel supply device operates manually to supply fuel approximately during 3 min Fig 3 7 If fuel is supplied to the burner push power button 8 After turning ON the HOT 4000P power button set the setting temperature of the room controller higher than current temperature 9 Check if the boiler operates normally and the circulation pum...

Page 20: ...ling time setting Fueling ON OFF Power on Function not operable Power off Switched to the MANUAL MODE when pressed for 5 seconds Fueling can be manually turned ON OFF in the MANUAL MODE In the MANUAL MODE it remains ON for only 3 minutes then the time minutes is displayed Disengages when the power button is pressed ON OFF Power range 230Vrms 15 Input Hz 50 60Hz 15 Electric current 0 80A Maximum li...

Page 21: ...The LED turns on if a load is detected at the FAN Fueling Initial fueling The LED turns on when the fueling time is confirmed and set for the first time Fueling start The LED turns on when the fueling time is confirmed and set Fueling stop The LED turns on when the fueling stop time is confirmed and set Operating Warning LED The light turns on when a flame is detected or turns off when a warning a...

Page 22: ... blink if the SETTING button is pressed for 5 seconds or longer at an LED ON condition of a desired time Adjust to a desired time setting by pressing UP DOWN buttons If no input signal is detected for 10 seconds the boiler will reset itself to the previous setting and the setting is saved automatically Initial fueling adjustable to 1 sec 99 sec fueling start KRP 20PA adjustable to 0 1 sec 1 5 sec ...

Page 23: ...www kiturami co kr Main Controller NPB 150 Description kituami Page 22 NPB 150 Appearance specification Electronic Diagram ...

Page 24: ... 10 AC 230V 230Vac 11 AC 230V 230Vac 12 AC 230V 230Vac 13 AC 230V 230Vac 14 AC 230V 230Vac 15 AC 230V 230Vac 16 AC 230V 230Vac REFERENCE AND TYPE PIN NO Description Voltage CN4 12Pin connector 1 OVER HEAT SENSOR 5Vdc 2 FLAME SENSOR 5Vdc 3 ROOM 12Vdc 4 ROOM 12Vdc 5 VDD 12Vdc 6 BIMETAL 1 12Vdc 7 WATER SENSOR 5Vdc 8 GND 9 GND 10 PIN X 11 LOW WATER 14Vac 12 LOW WATER COM 14Vac CONNECTOR Description Vo...

Page 25: ...dc 3 DOOR SENSOR 5Vdc 4 GND CONNECTOR Description Voltage REFERENCE AND TYPE PIN NO CN7 3Pin connector 1 ACT GND 24Vdc 2 PIN X 3 ACT 24V 24Vdc CONNECTOR Description Voltage REFERENCE AND TYPE PIN NO CN8 6Pin connector 1 GND 2 RPM 5Vdc 3 PWM 5Vdc 4 VDC 24Vdc 5 GND 6 PIN X Main Controller NPB 150 Description kituami Page 24 ...

Page 26: ...eating error Detect water temperature sensor 96 x Circulation pump ON Lower than 81 Auto reset Detect overheat sensor 96 Lower than 81 Auto reset 2 automatic room thermostat CTR 5700PLUS powers OFF Function Detecting method Display Contents Releasing method freeze protection system Detect water temperature sensor 10 x Circulation pump ON Over 12 Auto reset Detect water temperature sensor 7 Burner ...

Page 27: ...as the freezing protection function NO Bath YES ON Lower than 70 OFF Over 80 OFF 2 1 Setting temp means water temp setting 2 When the bath temperature setting is set at an temperature above 80 the BURNER operate at a fixed temperature of 80 3 Function of the MIN combustion In case of the burner off temperature 80 4 The operation of the two times the fuel stop time 3 2 When automatic room thermosta...

Page 28: ...00PLUS Burner Circulation pump 비 고 ON OFF ON OFF 55 60 55 45 60 65 60 50 65 70 65 55 70 75 70 60 75 80 75 65 4 1 The BURNER is always OFF if the detected value is a mid value of BURNER ON OFF 4 2 If the circulating pump turns ON if the detected value is a mid value of CIRCULATING PUMP ON OFF 4 3 Temperature Error Range Unspecified margin of error is 3 ...

Page 29: ...ervation and outing function Bath button It s used for selecting bath function Operation display It turns on the lamp when the boiler runs for each function Up Down button It s used to adjust the settings for each function Season temperature selection button It s for setting the hot water temperature Reservation button It s used for adjusting the reserved operation and stoppage time Power button U...

Page 30: ...ation and Outing will be displayed in order 2 Set the desired room temperature by pressing up down button 3 Set the water temperature by Pressing the season button What s the season selection function It s a function setting the water temperature when the Room or Reservation function is selected At summer water temperature is set 45 C Fall 55 C Spring 65 C Early winter 75 C Winter 80 C ...

Page 31: ...ied 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 turns to the reservation function and the stoppage time blinks adjust it bye pressing the up down button If the setup is ended at this stage the reserved stopage time will be applied first 3 If you want to adjust the reserved operation time ...

Page 32: ...oiler itself and pipes from freezing bye maintaining circulation in a certain temperature During outing the boiler should be plugged to the wall and the gas valve should be open supplying gas During severe 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 doesn t work in the following circumstances Whe...

Page 33: ...water temperature 1 Select the Bath function by using the bath function button 2 Select 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 1 Please be careful not to be burned by hot water 2 Please be careful when you open the water tap asfter setting the bath function because hot water may come ...

Page 34: ...extinguisher ready in the boiler room as there is danger of fire Do not load woods close to the boiler or put inflammable materials Always keep clean around the boiler User should never disassemble repair or modify it at discretion Electric shock or fire can happen Call A S service center for repair You can open the door do not touch the exhaust port during the operation of the boiler It may cause...

Page 35: ...rm by attaching like heating pipes Do not wrap up a draw off valve with lagging materials If not using the boiler for a long time conduct draw off for anti freezing and be sure to pull out the power cord Be sure to wrap up exposed parts with lagging materials width of 25mm or more in order to prevent freezing of pipes The width should be 50mm or more in cold area If leaving for a long time open th...

Page 36: ...materials 2 Use fuel of 1st grade or more If the boiler is in trouble after generally used low price pellet fuel is used you cannot receive proper A S Only the pellet with diameter of 6mm can be used 3 Do not let foreign materials enter while inputting fuel When inputting fuel into fuel storage container you should watch if gloves or wood skins enter there Foreign materials would cause malfunction...

Page 37: ...ove upper cover 1 and flue tube cover 2 shown by arrows by turning counterclockwise Then check the flue tube surface clogged or not And then clean up flue tube section 3 with a brush for exclusive use It would reduce fuel cost and enhance performance Cleaning cycle 1 times a month 1 3 2 ...

Page 38: ...draw out the ashpan from the inside of the fire chamber and remove ashes from there If ashes remain insde the fire chamber use a tool for cleaning the fire chamber Cleaning cycle Front ashpan 2 times a week Rear ashpan 1 times a week Maintenance distance must be ensured Rear ashpan Front ashpan ...

Page 39: ...ster 3 Separate the exhauster as in arrow direction from the figure 4 Using the brush to remove dust and foreign materials from the fan section of the exhauster as in circle from the figure After finishing the cleaning up assemble them in reverse order of the disassembly Be careful in order to prevent the air tight gasket from damage during assembly disassembly Cleaning cycle 2 times a month 1 Rem...

Page 40: ...ught on the screw Check if the fuel screw doesn t operate as foreign materials are caught on the fuel supply screw Remove foreign materials if they are found Gloves wood skins etc 5 Flame sensor is in trouble Check if the photo sensor is abnormal Check if it is DC 2 5V or less when ignited 6 Bad fuel is used Use after removing congealed fuel after exposed to moisture Breakdown If supply motor or e...

Page 41: ...ot detected Check if the blower wiring is damaged Replace the blower 06 1 Row limit High limit If a funnel is installed in wind pressure zone and it is extremely windy rotation number of the blower would become high If it happened frequently call the operator for correcting funnel position If dewfall appeared on the funnel bent remove condensate Call local store or A S center for taking measures I...

Page 42: ...se replace the circulation pump 2 Heating valve is locked to raise temperature abruptly Check if the distributor valve is locked If it is locked open the valve 3 Control is in trouble If the supply motor keeps operating though fuel supply is in Stop condition replace the control Breakdown Backfire overheat bimetal sensor operation of the burner No Trouble type Actions 97 1 Door open sensor is down...

Page 43: ... Ashes from the burner fire grate are not handled automatically Check with a tester if DC 24V voltage is supplied when supplying power Check if foreign materials are caught within the fire grate If they are caught remove and then restart operation Check if the burner fire grate is transformed If it is transformed call A S center to receive measures ...

Page 44: ...ned specialist and if recorded in relevant documents Guarantee applies to construction used material and product manufacture Transport of serviceman is not included into guarantee repair it is paid by a customer in its full amount Guarantee does not apply to blow contents Consumer material door seal seal of exchanger cap seal under fan Heatproof nozzle heat proof concrete filling heatproof bricks ...

Page 45: ...www kiturami co kr 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 Wood Pellet boiler ...

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