User Manual _NXPowerLite_
Contents
1. N29 R22 300 R22 303 R22 400 R22 500 back view 21 SPARE PART LIST 25843 25844 25845 25846 25847 R22 22 R22 40 and R22 60 diverting valve N20 1 R22 90 diverting valve N20 1 R22 150 and R22 150X diverting valve N20 DN 50 H22 300 and R22 300compactediverting valve N20 DN 65 R22 400 and R22 500 diverting valve N20 DN 80 Part Part number R22 150 shunt pump N9 UPS 40 60 R22 150X shunt pump N9 UPS 40 60 R22 303 compacte shunt pump N9 UPS 50 60 2F R22 400 and R22 500 shunt pump N9 UPS 65 120F 25843 25844 25845 25846 25847 222. Every year or every 2500 to 3000 hours run whichever comes first for gas or LPG fired boilers Every six months or every 1500 to 2000 hours run whichever comes first for oil keresone or rapeseed oil fired boilers To check the hours run e From main diplay e Press G e Press e Press 9 e Move the arrow down in front of HOURS RUN using 49 and press e Move the arrow down in front of BURNER LOW using a e Press 9 e The following display appears and give the number of hours for which the burner has been firing since commissioning 13 FAULT FINDING CHART Likely cause amp possible remed A1 Check the main switch is on NT UI A2 Check mains power on the boiler S Nothing happen at Check boiler fuses 0 switch on A4 Check all gasses valves areturnedon O A5 Check that oil supply is turnedon SSS A6 Check the firevalves if installed S Check the shunt pump N9 for overload Check the DHW pump overload if controlled with the boiler Check Heating pump overload if controlled with the boiler Check the secondary DHW pump overload if controlled with the boiler Disconnect the fan plugs N3 replace the fuse and reconnect it Should the fuse blow again please ring Atlantic Check the limit stats N18 19 21 no live on earth connection Check the pressure board N8 disconnect the pressure board power supply B7 plug N37 replace the fuse and reconn
3. Boiler flow temperature sent from boiler to sytem strapped or pocket sensor constant temperature bal vessel temp Analog Input startegy cf p2 Boiler flow temperature sent from boiler to sytem strapped or pocket sensor variable temperature HTG1 temp Analog Input strategy cf p2 DHW temperature if controlled by the boiler DHW temp Analog Input Outside temperature outside sensor outside temp Analog Input Boiler flow temperature sent from boiler to sytem set point constant temperature strategy accurate reading bsv set point Analog Input of potentiometer Boiler flow temperature sent from boiler to sytem set point variable temperature strategy accurate reading HTG1 set point Analog Input of potentiometer Boiler shunt pump pose Digital e DHW pump if al 20 the boiler domestic use primary pump Digital Output HC1 pump if Zn the boiler domestic use HTG1 pump Digital Output HOW TO SET TIME AND DATE To set the time and date e Press e e Press e Press o Use 9 to display the number 3 and then press O e Use 23 to display the number 3 and then press e Use E to display the number 3 and then press O e Use 9 lt i to display the number 3 and then press e The word CHANGE appears in the bottom left corner e Press e menu of the time clock is now displayed with the following category System Time Daily Weekly Annual
4. This room temperature can be read on the general display The time clock also has a pre set night set back which means that during the night the flow temperature to the system will be slightly lower pre set 15 C from 10 00PM to 06 00 AM for Ryll UK program Those temperatures can be altered in order to achieve a lower or higher system flow temperature Should the temperature in the building be too warm or too cold you can adjust the flow temperature by increasing or decreasing the nominal room temperature To adjust the room temperature e Press e e Press e Press e The blinking number 5 appears 10 e Use o to display the number 3 and then press e Use lt i to display the number 3 and then press O e Use E to display the number 3 and then press O e Use o 23 to display the number 3 and then press e The word CHANGE appears in the bottom left corner e Press 9 e The menu of the time clock is now displayed with the following category System Time Daily Weekly Annual e Move the arrow in front of DAILY using amp E then press e Press e Move the arrow in front of MODIFY then press e The following menu appears There are 3 different time clock programs Ryll UK Ryll weekend e Ryll UK Friday Ryll_UK programme 1 used for Mondays Tuesdays Wednesdays and Thursda
5. User Manual AA PO Box 11 Ashton Under Lyne OL6 7TR 44 0 161 621 5960 Fax 44 0 161 621 5966 info O atlantic2000 co uk www atlanticboilers com CONTENTS CONTROL STRATEGY GENERAL RULES ccce P3 o Variable temperature sesiones e Constant temperature ccccocccccsccsscsssccscccccccccccsssscsscessessesse PA PARAMETERS FOR THE BOILER 5 PS HOW TO SET TIME AND ee eosoossooeceeeseeesss PS HOW TO ADJUST THE FLOW P10 E SERVICE OF THE BOILER risas P13 9 FAULT FINDING CHART a nn na PLA A NOMENCLATURE unse een PIG BH SPARE PART LIST nn P22 The New Generation Condensing Boiler has two distinct heat exchangers the first of developed quality steel design and the second of high grade plastic design The flue gases leave the first heat exchanger at temperatures below 90 C and are then extracted from the second condensing heat exchanger at temperatures always below 50 C For combustion air entry temperatures below 30 C efficiencies are obtained which always exceed 92 up to 99 These conditions apply throughout the year in the United Kingdom CONTROL STRATEGY GENERAL RULES e Control Strategy Variable temperature Weather compensation The 4 way valve controls the flow temperature to the heating system Once the boiler is
6. categories of the menu will appear e Analog Input e Analog Output e Digital Input To access one category of the page 1 menu position the arrow in front of the selected category using E To access the other Menu category on page 2 3 4 position the arrow in front of NEXT and then press 0 once for page 2 twice for page 3 Each menu category contains a number of parameters For example in ANALOG INPUT you can find the following parameters e DHW_TEMP Domestic hot water sensor temperature e HTGI_TEMP Boiler control sensor temperature compare P2 variable temperature e BAL VESSEL Boiler control sensor temperature compare P2 constant temperature e BOILER FLOW TE Internal boiler flow temperature e BOILER RET TEM Internal boiler return temperature You can select one of the parameters by moving the arrow in front of the chosen parameter using then press to display the value of the parameter For example should you wish to see the internal boiler flow temperature the display will show To come back 1 step backward press press until the main display is shown once To come back to the main display Below 1 a table of the most important parameters that can be checked by the user Parameter Parameter name controller Menu location Boiler flow temperature internal boiler flow temp Analog Input Boiler return temperature internal Analog Input
7. control sensor per boiler in a low loss header or balancing amp sedimentation vessel supplied with the boiler pocket sensor N31 With a cascade of boilers controlled by the BMS serving a low loss header or balancing amp sedimentation vessel with a special order the constant flow temperature can be set to each boiler from the BMS using a 0 10V signal PARAMETERS FOR THE BOILER STRATEGY The R series boiler comes with a Honeywell controller which supervises the boiler strategy The front display is mainly for use of the Specialist Engineer nevertheless general information on the boiler settings can be easily read A password 1 required to change the settings but all the parameters use in the control strategy can easily be checked When the power s switched on the main display will show POWER FAILURE figl to show the general main display press The top right hand side of the display shows INIT This means that the boiler is going through a checking sequence diverting valve closing Time Time clock Main Menu Cancel backward Enter General Display Date Time clock settings Weather compensation onlv After 5 10 minutes RUN will appear in the top right hand side corner the shunt pump will start and the boiler will be ready to fire Different parameters can be checked To access the parameters press as shown on Then press as shown Page 1 with the 3 first
8. e Move the arrow in front of SYSTEM TIME using amp e Press e The following display is now shown Move the arrow in front of DATE TIME using 3S 9 The following display is now shown move the arrow up and down using E 5 in front of the date or the time and then press to select and use E to adjsut it The screen will show MANUAL TIME SYNC pre d5 To come back 1 step backward presse once To come back to the main display press c until the main display 1s shown HOW TO ADJUST THE FLOW TEMPERATURE e Constant temperature control compare p2 To adjust the flow temperature from the boiler use the knob An accurate reading of the temperature can be read on the display under the following parameter BAL VESSEL SETPOINT see table p5 The boiler will maintain the temperature at the point where the control sensor is installed usually inside the balancing vessel e Variable temperature control weather compensation compare p2 When this option 1 chosen the boiler will adjust the flow temperature from boiler to system according to the outside temperature read by the controller by the outside sensor The outside sensor read the outside temperature the controller uses a heating curve to adjust the system flow temperature in order to achieve a nominal room temperature pre set 20 C from 06 00AM to 10 00PM for Ryll_UK ss NN program
9. ect it Should the fuse blow again please ring Atlantic Check the burner disconnect the burner plug N5 replace the fuse and reconnect it Should the fuse blow again please ring Atlantic Check the boiler diverting valve N7 disconnect terminal 6 amp 7 or 9 amp 10 on X1 control box N27 replace the fuse and reconnect it Should the fuse blow again please ring Atlantic Check that all the system pumps are running valves are open and strainers are clean If boiler is running at constant temperature check that the potentiometre N10 C2 is set correctly Precise adjustment can be done using the display Analog Input Bsv set point Check the enable signal if boiler enable by BMS terminal 11 or 13 on X1 control box Check the control sensor terminal 12 amp 14 on X1 control box Check that the temperature on the honeywell controller is relevant Analog C6 A Boiler is switched burner is running boiler is warm but system is Input Bal vessel temp or Htg1 temp Check the diverting valve for any failure and manually move it Cool down the boiler and check that the boiler flow amp return temperature Analog Input Boiler flow temp amp Boiler return temp are rising simultaneous if not check the boiler shunt pum Press the pressure reset button N11 Check the flue ways for any obstuctrions clear if necessary Check that the condensate drain N15 is on the operation positio
10. ed in the low loss header or balancing amp sedimentation vessel supplied with the boiler pocket sensor N31 e Control Strategy Constant temperature The 4 way valve controls the flow temperature to the heating system Once the boiler is enabled if this 1s the case at full load requirement the 4 way valve s fully opened All the heat generated 1s then sent to the system In the eventuality of a return water temperature below 60 C the 4 way valve function will be overriden in order to protect the boiler against corrosive condensation occuring inside the main heat exchanger Once the return temperature requirement is satisfied the constant temperature management takes over control of the 4 way valve The flow temperature is set using the potentiometre N10 The boiler will achieve the required temperature at the control sensor location usually in the low loss header or balancing amp sedimentation vessel The burner start and stops according to the boiler flow amp return temperature Once enable the boiler 1s totally independent and looks after itself Control sensor BMS Controls The Boiler can be supplied with a built in BMS facility with 2 volt free contacts One is used to enable the boiler and the other is a common fault signal The BMS sequence the boiler using the enable signal facility When enabled each boiler use its own controller to satisfy the heat requirements Consequently allowance should be made to install one
11. enabled if that 1s the case at full load requirement the 4 way valve is fully opened All the heat generated is then sent to the system In the eventuality of a return water temperature below 60 C the 4 way valve function will be overriden in order to protect the boiler against corrosive condensation occuring inside the main heat exchanger Once the return temperature requirement is satisfied the weather compensation takes over control of the 4 way valve The flow temperature to the heating system s set in the controller according to the outside temperature and heating curve The boiler will achieve the required flow temperature for example outside temperature is 0 C the required temperature is 82 C outside temperature is 20 C the required temperature 1 20 C at the control sensor location usually in the low loss header or the balancing amp sedimentation vessel The burner starts and stops according to the boiler flow amp return Once enabled the boiler 1 totally independent and looks after 1tself Control Sensor Outside Sensor BMS Controls The Boiler can be supplied with a built in BMS facility with 2 volt free contacts One is used to enable the boiler and the other is a common fault signal The BMS sequences the boiler using the enable signal facility When enabled each boiler uses its own controller to satisfy the heat requirements Consequently allowance should be made for one control sensor per boiler to be install
12. heck that the shunt pump have correct rotation N9 F5 Check that the shunt pump 9 is running on speed II or III Wait until boiler temperature fall and then remove the cap and reset the 95 C high limit stat N19 if problems occurs again before warming then change the Limit 95 fault high limit stat s Check that the main heat exchanger N20 is clean if not contact Atlantic or Ej service the boiler Display shows Wait until boiler temperature fall and then remove the cap and reset the 98 C high limit stat N19 if problems occurs again before warming then change the high limit stat Display shows A heck that all th m re running val re open and strainers Limit 98 fault Boilers all the system pumps running valves above 300kW Check for air locks in the boiler H4 Check that the shunt pump have correct rotation N9 H5 Check that the shunt pump N9 is running on speed II or III Leak on the bottom part of the mild steel heat exchanger Condensing occuring in the mild steel heat exchanger failure of back end protection check the diverting valve N7 stuck or fail 15 NTI NOMENCLATURE Pressure switch Boiler sensor Outside sensor Handle 16 2 gt N26 R22 22 R22 40 R22 60 R22 90 R22 150 front view 18 R22 90 R22 150 back view 19 R22 300 R22 303 R22 400 R22 500 front view 9 N21 N18 NA
13. n 8 m Switch is on but fuse keeps on blowing D7 Check that the exctracting fan s N13 have correct rotation anti clock wise Display shows Comb fault Check the pressure board fuse N14 Check the fan plug N3 Check that the silicone tube is clear and connected to P2 on the pressure switch N16 and the combustion chamber Check that the main heat exchanger N20 is clean if not contact Atlantic or service the boiler Check that the pressure in the combustion chamber is 0 25mbar using an analyser and the inspection poi not contact Atlantic 14 E1 Reset the burner and if fault occur again then E2 Check that the fuel supply is sound E3 Check that the burner combustion air supply pipe is not obstructed N4 Display SNOWS Check that there is no recirculation from flue gases into fresh air supply Burner fault and balanced flue buner locked out E5 Check that the boiler combustion air supply pipe is not obstructed 6 Check that the flue is installed according to the clean air act contact Atlantic if necessar Refer to burner manual Wait until boiler temperature fall and then remove the cap and reset the 100 C high limit stat N18 if problems occurs again before warming then change the high limit stat Display shows 3 Check that all the system pumps are running valves are open and strainers Limit 100 fault are clean F3 Check for air locks in the boiler F4 C
14. ys Ryll UK weekend programme is used for Saturdays and Sundays UK Friday programme is used for Fridays 11 Those programmes all vary in term of night set back duration from 10 00PM to 06 00AM for Ryll_UK from 10 00PM to 08 00AM for Ryll_UK_weekend and in term of controls for DHW pump heating pump shunt pump DHW temperature To adjust the room temperature you need to access the time clock programme for example should you want to change the time the night set back ends just access Ryll_UK programme the following screen appears e The following display will appear this means that from 6 00AM the room temperature is set 20 C Should you want to change the time or increase the temperature move the arrow e i in front of the date or the time and then press to select and e E to adjsut Repeat the procedure to change the time and temperature durin the day Should you wish to keep the same room temperature night amp day please set any room tem to the same settings e above procedure shows how to adjust the room temperature and consequently the flow temperature for the RYLL_UK program should you wish the change to be valid for all day of the week repeat the procedure in the Ryll_UK_weekend and Ryll UK Friday programs Should any clarifiaction be required please contact ATLANTIC 0161 621 5960 12 SERVICE OF THE BOILER Atlantic advises that the R series 1s serviced
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