Riello 20082125 Installation, Use And Maintenance Instructions Download Page 9

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Technical description of the burner

20093868

3.1

Technical data

Tab. A

(1)

Reference conditions: ambient temperature 68 °F (20°C) - Barometric pressure 394” WC - Altitude 329 ft.

(2)

Pressure at test point 6)(Fig. 9 at page 11) with zero pressure in the combustion chamber and maximum burner output.

3.2

Electrical data

Tab. B

3.3

Burner models designation

Tab. C

Technical description of the burner

Model

RX 700 S/PV

RX 850 S/PV

RX 1000 S/PV

Output

(1)

Delivery

(1)

max.

MBtu/hr

2700

781

3250

940

4535
1330

min.

MBtu/hr

450
132

565
165

800
235

Fuel
- Max. delivery
- Gas head pressure at max. delivery

(2)

- Supply pressure

type

SCFH

“wc
“wc

Natural gas

Propane

2700

1080

- 0.45

- 0.29

7 - 14

Natural gas

Propane

3250

1300

- 0.91

- 0.63

7 - 14

Natural gas

Propane

4535

1814

- 1.9

- 0.96

7 - 14

Operation

Modulating

Standard applications

Boilers: water, steam, thermal oil

Ambient temperature

°F

32 - 104 (0 - 40 °C)

Combustion air temperature

°F max

140 (60 °C)

Model

RX 700-850 S/PV

RX 1000 S/PV

Control circuit power supply

V/Ph/Hz

120/1/60

Main power supply (+/- 10%)

V/Ph/Hz

120/1/60

208-240/1/60

460/3/60

Fan motor

rpm

4800

115 (100...130)

1200

1.61

4800

230 (208...240)

1150

1.54

5.7

6100

400(380...480)

2400

3.22

4.0

Ignition transformer

V1 - V2

I1 - I2

120 V - 2x12 kV

0.51 A - 30 mA

Electrical power consumption

1200

1150

2400

Electrical control circuit consumption

W max

750

Total electrical consumption

1950

1900

3150

Electrical protection

NEMA 1

Model

Code

Voltage

Fan motor starting

Flame safeguard

RX 700 S/PV

20092672

120/1/60

Direct

Burner mounted

20092651

208-240/1/60

RX 850 S/PV

20092611

120/1/60

Direct

Burner mounted

20092613

208-240/1/60

RX 1000 S/PV

20082125

460/3/60

Direct

Burner mounted

Summary of Contents for 20082125

Page 1: ...20093868 6 07 2017 Installation use and maintenance instructions Premix gas burners Modulating operation CODE MODEL 20092672 20092651 RX 700 S PV 20092611 20092613 RX 850 S PV 20082125 RX 1000 S PV GB ...

Page 2: ...Original instructions ...

Page 3: ... 20 4 5 Preparing the boiler 21 4 5 1 Boring the boiler plate 21 4 5 2 Head length 21 4 6 Securing the burner to the boiler 22 4 7 Probe electrodes installation 23 4 8 Fuel supply 24 4 8 1 Gas line 25 4 8 2 Gas pilot line 25 4 9 Electrical wiring 26 4 9 1 Supply cables and external connections passage 27 4 9 2 Factory wiring diagram 28 4 9 3 Wiring diagram customer installation 29 4 9 4 Positionin...

Page 4: ...6 5 Burner adjustment 57 6 5 1 Optimum calibration values 57 6 6 Switching off the burner 58 6 7 Load controller inputs 58 6 8 Combustion head 58 7 Maintenance 59 7 1 Notes on safety for the maintenance 59 7 2 Maintenance programme 59 7 2 1 Maintenance frequency 59 7 2 2 Checking and cleaning 59 7 2 3 Measuring circuit for detector current measurement 60 7 3 Safety components 60 7 4 Recommended pr...

Page 5: ...ury death or long term health risks CAUTION This symbol indicates operations which if not car ried out correctly may cause damage to the ma chine and or injury to people DANGER DANGER LIVE COMPONENTS This symbol indicates operations which if not car ried out correctly lead to electric shocks with lethal consequences DANGER FLAMMABLE MATERIAL This symbol indicates the presence of flammable material...

Page 6: ...alid in the event of damage to things or injury to peo ple if such damage injury was due to any of the following causes incorrect installation start up use and maintenance of the burner improper incorrect or unreasonable use of the burner intervention of unqualified personnel carrying out of unauthorised modifications on the equipment use of the burner with safety devices that are faulty incorrect...

Page 7: ...n adjustment alteration service or maintenance can cause property damage personal injury or death Refer to this manual for instructional or addition al information Consult a certified installer service representa tive or the gas supplier for further assistance Burner shall be installed in accordance with manufacturers requirements as outlined in this manual local codes and authorities having ju ri...

Page 8: ...aintenance Only those parts envisaged by the manufacturer can be replaced 2 2 Personnel training The user is the person body or company that has acquired the ma chine and intends to use it for the specific purpose He is responsi ble for the machine and for the training of the people working around it The user undertakes to entrust the machine exclusively to suitably trained and qualified personnel...

Page 9: ... 1814 1 9 0 96 7 14 7 14 Operation Modulating Standard applications Boilers water steam thermal oil Ambient temperature F 32 104 0 40 C Combustion air temperature F max 140 60 C Model RX 700 850 S PV RX 700 850 S PV RX 1000 S PV Control circuit power supply V Ph Hz 120 1 60 Main power supply 10 V Ph Hz 120 1 60 208 240 1 60 460 3 60 Fan motor rpm V W HP A 4800 115 100 130 1200 1 61 13 4800 230 208...

Page 10: ...ot be greater than the maximum limit given on the diagram and a MINIMUM OUTPUT which must not be lower than the minimum limit in the diagram Tab F inch A B C lbs All models 55 1 8 22 13 16 27 3 8 220 Fig 1 D36 A B C E L F G H I Fig 2 20092843 inch A B E F G H I L RX 700 S PV 26 1 32 19 7 32 21 3 32 21 19 64 14 3 16 8 1 32 14 27 32 5 5 16 RX 850 S PV 26 1 32 19 7 32 21 3 32 25 31 32 18 7 8 8 1 32 1...

Page 11: ...900 1100 1300 1500 1700 0 50 1 00 1 50 2 00 2 50 3 00 3 50 4 00 4 50 5 00 5 50 6 00 2100 1900 2300 2500 2700 2900 3100 3300 3500 3700 3900 500 4100 4300 6 50 0 00 20093807 RX 850 S PV Fig 4 Chamber pressure WC Burner output MBtu h A 800 1000 1200 1400 1600 1800 0 50 1 00 1 50 2 00 2 50 3 00 3 50 4 00 4 50 5 00 5 50 6 00 2000 2200 2400 2600 2800 3000 3200 3400 3600 3800 4000 4200 4400 4600 6 50 0 0...

Page 12: ...up the 1st diagram to intersect the dotted line you can estimate the value of the number of revs on the left hand y axis in this case 3600 rpm For an exact reading of the number of revs there is a kit for inter facing with the control box NOTE The values indicated in the diagrams are indicative for a setting in principle Fig 6 DOC 0084363 Fan speed rpm Pressure outlet gas valve wc Thermal power MB...

Page 13: ...utton 14 Plug socket on ionization probe cable 15 Burner terminal strip X1 16 Transformer 17 Plate with four hole knock outs for electrical cable routing 18 Fuse 19 Program module 20 Safety shut off valve 21 Light signalling of mains live state 22 Fan output relay 23 Display 24 Pilot assembly 25 Burner terminal strip X2 Burner lockout may occur control box lockout If the push button 13 Fig 9 light...

Page 14: ...nuts with or without point No 4 M10x16 zinc plated washers No 4 M10 zinc plated serrated washers No 4 M10 zinc plated nuts No 4 WARNING The equipment shall be installed in accordance with the Provincial Installation Requirements or in their absence the CGA B149 1 and B149 2 Installation Codes shall prevail Authorities having jurisdiction should be consulted before installations are made The owner ...

Page 15: ...l be completely dry before switching on again If not observed there will be a risk of electric shock Static charges must be avoided since they can damage the unit s electronic components when touched Program module Mounting notes Ensure that the relevant national safety regulations are com plied with The LME7 basic unit must be secured with fixing screws M4 UNC32 or M5 UNC24 observing a maximum ti...

Page 16: ... the detector cable together with other cables line capacitance reduces the magnitude of the flame signal use a separate cable Observe the permissible detector cable lengths see Technical Data The mains powered ionization probe is not protected against electric shock hazard Locate the ignition electrode and the ionization probe such that the ignition spark cannot arc over to the ionization probe r...

Page 17: ...Alarm output X2 03 3 Rated voltage Rated current Power factor AC 120 V 50 60 Hz 1 A Cos 0 6 Ignition transformer X4 02 pin 3 Rated voltage Rated current Power factor AC 120 V 50 60 Hz 2 A Cos 0 4 Auxiliary output Rated voltage Rated current Power factor AC 120 V 50 60 Hz 1 A Cos 0 6 Output relay contact 2 pin 2 X2 09 pin 7 Rated voltage Rated current Power factor AC 120 V 50 60 Hz 1 A Cos 0 4 Fuel...

Page 18: ...3 t3n t4 Standby Startup t1 TSA 4 3 2 7 5 2 6 2 2 0 6 2 5 2 2 9 5 2 Relay contact Function outputs SK X3 04 Pin 1 X5 03 Pin 1 X5 03 Pin 3 X65 Pin 1 X5 03 Pin 2 X65 Pin 1 X3 02 Pin 1 X5 01 Pin 2 X2 02 Pin 4 X9 04 Pin 2 PWM X6 03 Pin 3 X2 01 Pin 3 X4 02 Pin 3 X2 03 Pin 3 Phase number 0 1 4 7 2 7 4 4 2 4 0 4 8 3 6 3 0 3 0 3 2 2 4 2 2 2 1 2 oP xx actual load in 74 224 t11 t8 POC POC Stand by speed Pre...

Page 19: ... SA KL Actuator low fire SA NL Actuator high fire SA R Actuator feedback SA Z Actuator closed SA ZL Actuator ignition load SL Safety loop STB Safety limit thermostat SV Safety valve V1 Fuel valve V2 Fuel valve PV Pilot valve W Limit thermostat or pressure switch Z Ignition transformer µC µC controller Input output signal 1 ON Input output signal 2 OFF Input permissible signal 1 ON or 0 OFF reset E...

Page 20: ...ling time fan motor pre purge speed 30 Part 1 pre purge time without flame simulation test Part 2 pre purge time with flame simulation test 2 1 seconds 36 Speed settling time fan motor ignition load speed 38 Pre ignition time 40 Post ignition time parameter 257 0 3 seconds 42 Flame detection 44 Interval end of ignition safety time and release of load controller 72 Speed stabilization time fan moto...

Page 21: ...ient to handle the exhaust gases It is recommended that only the burner be connected to the chimney Be sure that it is clean and clear of obstructions WARNING ELECTRICAL CONNECTIONS CANADA all electrical connections should be done in accordance with the C E C Part 1 and all local codes The system should be grounded USA all electrical connections should be done in accordance with the National Elect...

Page 22: ... boiler s firing rate WARNING A burner label or any other component that has been tampered with removed or is missing pre vents the definite identification of the burner and makes any installation or maintenance work difficult WARNING The burner is designed to operate only in posi tions 1 2 4 and 5 Fig 14 Installation 1 is preferable as it is the only one that allows the maintenance operations as ...

Page 23: ...ckness of the boiler door complete with its fettling It is possible to insert a protective device made of refractory mate rial between the combustion head and the boiler refractory This protective device must allow the blast tube to be taken out Fig 16 inch A B C D E RX 700 S PV 9 29 64 12 51 64 10 53 64 M10 5 5 16 2 61 64 RX 850 S PV 9 29 64 12 51 64 10 53 64 M10 5 5 16 2 61 64 RX 1000 S PV 9 29 ...

Page 24: ...Fig 17 Secure the pilot unit to the manifold Fig 17 tighten the studs 2 Fig 18 on the plate 1 and position the refractory gasket 3 Fix the flange 5 to the boiler plate and tighten the nuts 4 Provide an adequate lifting system WARNING Install the gas train following the instruction in Fuel supply on page 24 WARNING During this operation take care not to touch the probe electrodes unit Fig 17 200929...

Page 25: ...asket 15 Insert the connections 21 into the burner opening 22 Put back the cover 10 and secure it with the screws 11 Connect the high voltage cables to the transformer and the ionisation probe lead to the appropriate cable emerging from the control box Fig 19 20075318 WARNING During the installation make sure the probe elec trodes unit are correctly positioned as illustrated in Fig 20 WARNING The ...

Page 26: ...rcuit of the suction line 5 Electronic valve connection XV1 6 Maximum gas flow adjustment V1 7 Downstream pressure test point P2 8 Minimum gas flow adjustment V2 9 Metallic protective device 10 Upstream pressure test point P1 Explosion danger due to fuel leaks in the presence of a flammable source Precautions avoid knocking attrition sparks and heat Make sure the fuel interception tap is closed be...

Page 27: ...ressure switch P1 Upstream gas pressure test point P2 Downstream gas pressure test point PR Pressure regulator VS1 Safety shut off valve Before carrying out maintenance cleaning or checking operations identify and close the manual shut off valve on the gas supply drop line to the burner Check that there are no gas leaks Beware of train movements danger of crushing of limbs Make sure that the gas t...

Page 28: ... Refer to the wiring diagrams The electrical safety of the device is obtained only when it is correctly connected to an efficient earthing system made according to current standards It is necessary to check this fundamental safety requirement In the event of doubt have the electrical system checked by qualified personnel Do not use the gas tubes as an earthing system for elec trical devices The el...

Page 29: ... way of example we indicate the following mode 1 Single phase power supply thermostat pressure switch TL 2 Thermostat pressure switch 3 Consents safety 4 Available 5 Three phase power supply Cable lengths Tab O Mains supply line Max 100 m 100 pF m Load controller X5 03 Max 30 m 100 pF m Safety Loop Max 30 m 100 pF m Remote reset lay separate cable Max 30 m 100 pF m Other lines Max 30 m 100 pF m 3 ...

Page 30: ...be controlled by a 24V operating system a 24V switch ing relay wired as shown in the diagram is required not supplied sold separately The required 24V operating controls must be wired between the thermostat terminals on the 24V switching relay The factory installed jumper can be removed if a P O C device is desired NOTE If an external electrical source is utilized the conversion burner when instal...

Page 31: ... installation Key Fig 26 FU External fuse Q1 Three phase disconnecting switch Q2 Single phase disconnecting switch S1 Cable size X1 Burner terminal strip RX 700 850 S PV Fig 26 RX 700 850 S PV RX 1000 S PV S9651 S9650 S9649 WARNING Use only copper conductors ...

Page 32: ...nal LWCO Low water control operation PGMax Gas high gas pressure switch PGMin Gas low gas pressure switch Q1 Single phase disconnecting switch RS Remote reset TS Manual reset high limit control V1Gas Fuel valve V2Gas Fuel valve VPGas Pilot valve X1 Burner terminal strip X2 Burner terminal strip Fig 27 S9652 ...

Page 33: ...sformer kit Place the step down transformer 1 Fig 28 in line with the holes 2 and secure it with the screws Install the primary secondary protection fuses of the step down transformer on the support rail DIN 3 WARNING Carry out the electric wiring Fig 28 S9648 3 1 2 ...

Page 34: ... Fig 32 DANGER Disconnect the electrical supply from the burner by means of the main system switch WARNING After the installation verify all the safety conditions pipe line leakage draft adequacy and stability of main flame at all allowable firing rates and sudden changes in firing rate performance and gas tight ness of all safety shut off valves Cover plates enclosures and guards must be maintain...

Page 35: ...n the corresponding unit of measurement D8268 D8269 Fig 33 Key Function Access to Parameters Mode P press at the same time and plus or Enter in Parameters Mode Reset in the event of a lockout Access to a lower level of the menu In Service mode and Info mode allows the selection of the parameter flashing symbol press the key for 1s access to a lower level of the menu press the key for 1 3 s access ...

Page 36: ...ey Fire protection class Transparent parts of the housing Coloured parts of the housing According to UL94 V2 PC According to UL94 V0 PC ABS Inputs outlets BCI interface with female RJ11 For Siemens burner commands Ambient conditions Operation Climatic conditions Mechanical conditions Temperature range Humidity DIN EN 60721 3 3 Class 3K3 Class 3M3 20 60 C 95 RH The formation of condensation ice and...

Page 37: ...e manual switching off function or the manual control are active and when the regulator is off Display during starting stopping Displaying the program phases The unit is in phase 30 The regulator requires heat The bar is displayed under the symbols and The individual phases of the program and the components con trolled are displayed according to the sequence of the program Normal Mode WARNING Even...

Page 38: ...fault status The message is displayed The unit is in a lockout position The corresponding error code is dis played see chapter Table of blink codes Example Error code 7 Reset Pressing i reset for 1 second displays rESEt on the display When the button is released the base unit is reset Pressing i reset for 3 seconds displays InFo SEr and then OPErAtE When the button is released the base unit is res...

Page 39: ... to the Info level value If the display shows _ _ together with the parameter the value can be composed of more than 5 figures When pressing i reset for 1 second and 3 seconds the value will be displayed By pressing i reset for 3 seconds or you go back to the selection of the parameter no the number of the pa rameter blinks 5 4 1 Displaying the Info level Press i reset until InFo is displayed Rele...

Page 40: ...fication date 03 11 05 Press i reset or to return to the display of the pa rameters 5 5 2 Identification number On the left the parameter 103 is displayed blinking On the right the identification number 0 is displayed Example 103 0 S9041 P V h min s Fig 46 reset 1 3 s P V h min s S9042 Fig 47 S9043 reset or ESC P V h min s Fig 48 ESC Fig 49 On to next parameter S9062 S9044 P V h min s Fig 50 S9045...

Page 41: ...tance see Parameter list page On the left the parameter 164 is displayed blinking On the right the characters _ _ are displayed Example Parameter 164 _ _ Press i reset for 1 3 seconds to display the number of starts resettable Example 000036 Press i reset for 3 8 seconds to go to the interval which can be modified The number 0 blinks S9046 P V h min s Fig 52 reset 1 3 s P V h min s S9047 Fig 53 S9...

Page 42: ...t or to return to the display of the parameters 5 5 6 End of the Info level When this page appears you have reached the end of the Info level The display shows End blinking S9054 reset or ESC P V h min s Fig 61 ESC Fig 62 S9062 On to next parameter S9058 Goes back to the previous parameter S9055 P V h min s Fig 63 S9056 reset 1 3 s P V h min s Fig 64 S9057 reset or ESC P V h min s Fig 65 ESC Fig 6...

Page 43: ...possible to press i reset for 1 sec ond Note It is possible to press or i reset for 8 seconds for normal display Note No changes to the values of the Service level If the characters re displayed by the parameter the value can be composed of more than 5 figures Press i reset for 1 s and 3 s to display the value ESC S9061 P V h min s Fig 70 S9063 reset Fig 71 Service mode S9103 reset P V h min s Fig...

Page 44: ...ntensity is displayed in a percentage from 0 to 100 Example 954 0 End of the Service level When this page appears you have reached the end of the Service level The display shows End blinking Press to return to standby mode The display shows OPErAtE When this screen appears you return to the normal display and you can pass to the successive level mode ESC Fig 74 S9104 P V h min s Fig 75 S9062 On to...

Page 45: ...rer password for manufacturer 5 7 1 Entering the password The OEM password should be composed of 5 characters the tech nical one 4 characters Press the combination of keys to display CodE Parameter mode PArA 000 InF Internal parameters Carrying out backup restore procedure 100 ParA General parameters Information and identification data of the system 200 ParA Checks on the burner Safety interventio...

Page 46: ...essing the i reset key Press i reset again to finish entering the password Example The password is composed of 4 characters To confirm it has been entered correctly PArA is displayed for a maximum of 2 seconds Note To enter the password or the burner ID the following numbers and letters can be used Fig 84 S9121 P V h min s Fig 85 P V h min s S9122 S9063 reset Fig 86 Fig 87 S9123 P V h min s S9063 ...

Page 47: ...e value 0 do not blink Press i reset for the parameter rEStorE Display The pa rameter rEStorE blinks Press for the parameter bAC_UP Display The parameter bAC_UP blinks Press i reset for the backup process Display The value 0 Press to shift the value by one position to the left Display The value 0 blinks Note To detect display faults the value shifts one position to the left Fig 93 S9128 Fig 94 S90...

Page 48: ... process has finished 5 7 3 Restore The parameter 000 blinks Display Parameter 000 blinks the display Int does not blink Press i reset for the group of parameters 041 Display Parameter 041 blinks the display _ _ does not blink Fig 103 S9149 Fig 104 S9063 reset Fig 105 S9150 3 s Fig 106 S9135 Fig 107 WARNING Note During the backup all the parameter settings are transferred from the unit s memory to...

Page 49: ... Display The value 0 blinks Note To detect display faults the value shifts one position to the left Press for the value 1 Display The value 1 blinks Press i reset to activate the restore process The display shows run After about 3 seconds depending on the duration of the program sequence the display shows bAC End to indicate the end of the restore process Display rSt End Fig 112 S9130 Fig 113 S906...

Page 50: ... program module onto the memory integrated into the device In the meantime it is possible that the previous pro gram sequences the parameters and the settings in the internal memory could be overwritten At the first start up or after replacing the pro gram module the sequence of the functions and the parameter settings should be checked when the RESTORE process has finished Otherwise there is the ...

Page 51: ...mode one place to the left Display the pre purging time 3 675 blinks Note To detect display errors the value appears shifted by one position to the left Press or for the required pre purging time Display The pre purging time 3 822 blinks Alternative 1 Alternative 2 Press i reset to go back to the modification mode The set value will be adopted Note To detect display errors the value appears shifte...

Page 52: ... previously set by one position to the left Display The specified time 48 510 blinks Note To detect display errors the value appears shifted by one position to the left Press or to set the specified time Display The specified time 53 361 blinks Alternative 1 S9117 ESC Fig 133 P V h min s Fig 134 S9143 Fig 135 S9062 On to next parameter S9058 Goes back to the previous parameter P V h min s Fig 136 ...

Page 53: ...s the value appears again but shifted by one position to the right Display Value 53 361 Press to return to the Parameter level Display Parameter 224 blinks characters _ _ do not Fig 143 Adopt the change S9063 reset P V h min s Fig 144 S9152 S9117 ESC Fig 145 Fig 146 P V h min s S9144 ESC Fig 147 S9062 On to next parameter S9058 Goes back to the previous parameter ...

Page 54: ...rameter 701 does not blink the index 00 blinks the error 4 does not blink Press to select the index 00 error code 01 start meter reading 02 MMI phase at time of fault 03 current value at the time of the fault Example Parameter 701 index 01 start meter reading _ _ Press to select the index 02 MMI phase at time of fault Example Parameter 701 index 02 phase 02 safety switch off Press to select the in...

Page 55: ...isplay The parameter 701 blinks the index 01 and the diagnos tic code 4 do not blink The parameters cover the period up to the first error recorded start ing from the deletion of the history max to parameter 711 Example Parameter 711 index 00 S9114 Fig 158 reset 1 3 s Fig 159 S9115 P V h min s ESC Fig 160 S9062 At the successive index S9058 Returns to the previous index S9116 P V h min s Fig 161 F...

Page 56: ...o work with the cover installed final configuration Points P0 P1 and P2 can be modified within the range defined by the limits set in the pa rameters 516 517 and 518 respectively 6 3 1 Pre setting of the points P0 ignition P1 minimum and P2 maximum The burner leaves the factory with a pre setting of points P0 P1 and P2 Before starting the burner we recommend modifying these point based on the maxi...

Page 57: ...of the Ph30 pre purging phase it is brought to the starting load and passes to the dis play of P0 number of rpm ignition load On the left is dis played P0 blinking on the right the current rpm keeping button A pressed the display passes to 0A and the rpm is indicated blinking and pressing the button or it is possible to modify the rpm number of 10 rpm within the pre set limits Parameter P403 00 NO...

Page 58: ...nfirmed in the internal memory From here the speeds of the low flame P1 or the high flame P2 can be changed as described above or else it is possible to end the setting process and pit the burner in automatic mode by pressing several times ESC press or and contem Connect the external modulation control control with 3 points or analogue signal In the automatic operation position the output requisit...

Page 59: ... MIN output should be equal to the value requested by the boil er used To increase or decrease its value use the external modu lation control Measure the gas delivery on the counter to precisely establish the burnt output Using a smoke analyser measure the value of the CO2 or the O2 in order to optimise the burner calibration The correct values are CO2 7 8 8 5 for methane To correct these values a...

Page 60: ...ustion starts when the air gas mixture is ignited by a spark generated by the electrode The metal mesh is the combustion head s most essential element since it improves burner performance considerably The flame developed on the surface of the head is perfectly re tained and adheres to the mesh when operating at the maximum setting This allows modulating ratios as high as 6 1 avoiding the danger of...

Page 61: ...nstructions in or der to maintain all the original combustion characteristics intact es pecially the flue gas temperature and combustion chamber pressure Gas leaks Make sure that there are no gas leaks in the following areas on the meter burner pipework on the mixer valve connection on the burner fastening flange where the seal is fitted Electrode unit Make sure neither the electrodes nor probe fe...

Page 62: ...ndicated in the Tab R The lifetime cycles specified are not referred to the warranty time indicated in the delivery and payment conditions Tab R NOx expected emissions on natural gas expressed in ppm 3 O2 Sub 30 Sub 20 Sub 9 CO2 O2 CO2 O2 CO2 O2 8 5 8 75 5 8 5 4 8 0 8 5 6 7 5 8 7 25 7 75 8 0 7 1 WARNING Simultaneous operation of QRA and ionization probe is not permitted If not observed there is a ...

Page 63: ...ng and wiring of all interlocks and shutoff valves SEMI ANNUALLY Inspect burner components SEMI ANNUALLY Flame failure detection system test for hot refractory hold in ANNUALLY Replace flame rod in accordance with manufacturer s instructions ANNUALLY Conduct a combustion test ANNUALLY Check all coils and diaphragms test other operating parts of all safety shutoff and control valves ANNUALLY Test f...

Page 64: ...time 0 3 seconds POC contact is open during startup Lockout approx 5 seconds after temperature thermostat or pres surestat or temperature or pressure switch on Pressure switch min failure during operation Shutdown and start prevention Error code Clear text Possible cause bAC Er3 Fault of compatibility program module to basic unit during backup process Program sequence of program module does not ma...

Page 65: ...c 139 No program module detected No program module identified Loc 167 Manual locking Manual locking Loc 206 AZL2 incompatible Use the latest version Loc 225 Faulty PWM fan Fan speed dropped below the minimum prepurge PWM P675 00 after reaching the prepurge speed or After reaching the ignition load speed the maximum ig nition load PWM P675 01 was exceeded Loc 226 Faulty PWM fan Parameterization err...

Page 66: ... control outputs are deactivated Burner remains shut down External fault indication alarm at terminal X2 03 pin 3 steady on Diagnostics of cause of fault is quit and the burner switched on again by resetting the burner control Press the lockout reset button info button for about 1 second 3 seconds Red blink code of fault signal lamp Possible cause 2 x blinks No establishment of flame at the end of...

Page 67: ...wnload does not start To start the restore process again the LME7 must be reset by switching mains ON OFF Display shows run during download restore process of the program sequence Display shows alternately End and rSt Display shows the end of data exchange After 2 minutes the unit changes to Loc 138 After the restore process the unit is automatically in the lockout position LOC 138 and must be res...

Page 68: ...run appears during download restore process of program sequence After the restore process the unit is automatically in the lockout position LOC 138 and must be reset for operation After 2 minutes the unit changes to Loc 138 After the restore process the unit is automatically in the lockout position LOC 138 and must be reset for operation Press for 1 second to reset the unit Display OFF and 1s or n...

Page 69: ... rameters and settings in the onboard memory will be overwritten 8 4 2 Reset NOTE For meaning of the error and diagnostic codes see chapter Error code list with operation via internal LED on page 62 Display shows alternately rSt and Er1 Er2 or Er3 For meaning of a possible cause see chapter Error code list with operation via internal LED on page 62 Alternately with or or When pressing for 1 3 seco...

Page 70: ...relay commutation cycles Reading only 0 999999 1 0 Info 200 Burner Control 224 Air pressure switch special time Modification 0s 13 818 s 0 294 s 13 818 s SO OEM 225 Pre purging time 2 1 seconds Modification 0s 1237 s 4 851 s 29 106 s SO OEM 226 Spark pre ignition time Modification 1 029 s 37 485 s 0 147 s 6 174 s SO OEM 230 Interval End of the safety time resetting of the load regulator Modificati...

Page 71: ... 0 147 s 2 058 s SO OEM 650 00 Speed tolerance range Stopping speed Modification 1 5 1 1 SO OEM 650 01 Speed tolerance range Rapid stopping speed Modification 1 10 1 3 SO OEM 654 Analogue input feedback potentiometer ASZxx 3x required 0 input passage 3 positions 1 0 10 V 2 0 135 3 0 20 mA 4 4 20 mA with lockout at I 4 mA 5 4 20 mA Modification 0 5 1 1 SO SO 658 00 PWM fan values PWM starting Modif...

Page 72: ...er value Reading only 0 100 1 Service 702 00 Error history former 1 Error code Reading only 2 255 1 Service 702 01 Error history o1 Start up meter reading Reading only 0 999999 1 Service 702 02 Error history o1 MMI phase Reading only Service 702 03 Error history o1 Power value Reading only 0 100 1 Service 711 00 Error history former 10 Error code Reading only 2 255 1 Service 711 01 Error history f...

Page 73: ...Appendix Spare parts 71 20093868 GB A Appendix Spare parts 1 2 3 4 5 6 7 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 8 33 36 35 34 ...

Page 74: ...083 VENTILATION ASSEMBLY 11 20088083 VENTILATION ASSEMBLY 11 20087051 VENTILATION ASSEMBLY 12 20010967 DISPLAY 13 3020128 RELAY C 14 20073824 TIMER B 15 20087581 SEAL C 16 20093107 SEAL C 17 20036017 GREEN SIGNAL LIGHT A 18 20027020 YELLOW SIGNAL LIGHT A 19 20052445 TRANSFORMER B 20 3020068 RELAY C 21 20043289 BASE C 22 20094088 VENTURI 22 20087584 VENTURI 23 3013354 SIGNAL BUTTON C 24 20094104 RE...

Page 75: ...ware Interface between burner control and PC Facilitates viewing han dling and recording setting parameters on site in connection with the ACS410 software B Appendix Accessories Output regulator Type Code RWF55 5 20093954 Probe type Range C bar Probe Code Temperature Water NI 1000 RTD C5332020 Air NI 1000 RTD C5332021 Water QAE 2020 RTD C5332027 Pressure 0 15 PSI C5332040 0 60 PSI C5332041 0 150 P...

Page 76: ...O2 Low Fire High Fire Main Power Supply O2 Low Fire High Fire Control Power Supply CO Low Fire High Fire Burner Firing Rate NOX Low Fire High Fire Manifold Pressure Net Stack Temp Low Fire High Fire Pilot Flame Signal Comb Efficiency Low Fire High Fire Low Fire Flame Signal Overfire Draft High Fire Flame Signal CONTROL SETTINGS Operating Setpoint Low Oil Pressure High Limit Setpoint High Oil Press...

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Page 80: ...BURNERS NORTH AMERICA 35 Pond Park Road http www riello ca 2165 Meadowpine Blvd Hingham Massachusetts Mississauga Ontario U S A 02043 1 800 4 RIELLO Canada L5N 6H6 RIELLO S p A I 37045 Legnago VR Tel 39 0442 630111 http www riello com ...

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