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Installation and operating instruction
Oil burner WL20/2-C

9 Servicing

83302102 1/2019-04 La

45-76

9.11 Removing and refitting fan wheel

Observe notes on servicing [ch. 9.1].

Removing

Place housing cover into service position [ch. 9.3].
Remove grub screw 

1

 and remove fan wheel.

Refitting

Refit fan wheel in reverse order and

ensure correct alignment on the motor shaft 

2

,

screw in new grub screw 

1

,

turn fan wheel to ensure it moves freely.

2

1

1

2

Summary of Contents for WL20/2-C

Page 1: ...Installation and operating instruction Oil burner WL20 2 C 83302102 1 2019 04 ...

Page 2: ...tion 8 3 1 Type key 8 3 2 Serial number 8 3 3 Function 9 3 3 1 Air supply 9 3 3 2 Oil supply 10 3 3 3 Electrical components 11 3 3 4 Program sequence 12 3 4 Technical data 14 3 4 1 Approval data 14 3 4 2 Electrical data 14 3 4 3 Ambient conditions 14 3 4 4 Fuels 14 3 4 5 Emissions 15 3 4 6 Rating 16 3 4 7 Dimensions 17 3 4 8 Weight 17 4 Installation 18 4 1 Installation conditions 18 4 2 Selecting ...

Page 3: ...g head 41 9 8 Removing the air regulator 42 9 9 Removing and refitting angle drive 43 9 10 Removing and refitting oil pump 44 9 11 Removing and refitting fan wheel 45 9 12 Remove burner motor 46 9 13 Removing and refitting oil pump filter 47 9 14 Replacing the fuse 48 10 Troubleshooting 49 10 1 Procedures for fault conditions 49 10 1 1 Illuminated push button off 49 10 1 2 Illuminated push button ...

Page 4: ...carried out by personnel who have the relevant train ing and instruction Persons with limited physical sensory or mental capabilities may only work on the unit if they are supervised or have been trained by an authorised person Children must not play with the unit 1 2 Symbols DANGER Immediate danger with high risk Non observance can lead to serious injury or death WARNING Danger with medium risk N...

Page 5: ...servance of the manual operation with faulty safety equipment continual operation despite a fault improper installation commissioning operation and service repairs which have been carried out incorrectly the use of non original Weishaupt parts force majeure unauthorised modifications made to the unit the installation of additional components which have not been tested with the unit the installatio...

Page 6: ...only be used in enclosed rooms Improper use could endanger the health and safety of the user or third parties cause damage to the unit or other material assets 2 2 Safety measures Safety relevant fault conditions must be eliminated immediately Components which show increased wear and tear or whose design lifespan is or will be exceeded prior to the next service should be replaced as a precaution T...

Page 7: ...erts which hinder flame burnout Use only original Weishaupt replacement parts 2 4 Noise emission The noise emissions are determined by the acoustic behaviour of all components fitted to the combustion system Prolonged exposure to high noise levels can lead to loss of hearing Provide oper ating personnel with protective equipment Noise emissions can further be reduced with a sound attenuator 2 5 Di...

Page 8: ...2 1 2019 04 La 8 76 3 Product description 3 1 Type key WL20 2 C W Type W burner L Fuel Oil EL 20 Size 2 Ratings size C Construction 3 2 Serial number The serial number on the name plate identifies the product This is required by Weishaupt s customer service department 1 1 Name plate Ser No ...

Page 9: ...setting screw on the air damper or the actuator optional At burner shutdown the the actuator optional automatically closes the air damper At burner shutdown the air dampers close automatically Fan wheel The fan wheel supplies the air from the air intake housing to the combustion head Diffuser The air gap between flame tube and diffuser is adjusted by positioning the diffuser This adjusts the mixin...

Page 10: ...upply line and carries it under pressure to the oil nozzles The pressure regulating valve keeps the oil pressure constant A solenoid valve opens and closes the oil supply to the nozzles The pressure regu lating valve and solenoid valve are integrated into the pump Sequence diagram 1 2 3 3 1 Oil pump on burner 2 Solenoid valve on the oil pump 3 Nozzle head with 2 nozzles ...

Page 11: ... It controls the sequence of operation and monitors the flame Burner motor The burner motor drives the fan wheel and the oil pump Ignition unit The electronic ignition unit creates a spark at the electrode which ignites the fuel air mixture Flame sensor The combustion manager monitors the flame signal via the flame sensor If the flame signal becomes too weak the combustion manager carries out a co...

Page 12: ...r motor starts The combustion chamber is pre purged Ignition Ignition starts with the pre purge time TV Fuel release Following the pre purge time TV the solenoid valve K11 opens and releases the fuel Safety time With fuel release safety time TS and post ignition time TNZ start The flame signal must be present within the safety time TS Operation The combustion manager monitors the flame signal via ...

Page 13: ...re regulator TN Post purge time 1 2 s F2 Temperature or pressure limiter TNZ Post purge time 6 5 s K10 Anti siphon valve optional TS Safety time 4 6 s K11 Solenoid valve TV Pre purge time 16 2 s M1 Burner motor Voltage is applied M20 Air damper actuator optional Flame signal present P11 Control lamp operation optional Current path S2 Actuator limit switch optional START orange T1 Ignition unit Ign...

Page 14: ...frequency 230 V 50 Hz Consumption at start max 452 W Consumption during operation max 352 W Power consumption max 2 2 A Internal unit fuse T6 3H IEC 127 2 5 External fuse max 16 AB 3 4 3 Ambient conditions Temperature in operation 10 1 40 C Temperature during transport storage 20 70 C relative humidity max 80 no dew point 1 with the relevant suitable fuel oil and layout of oil supply 3 4 4 Fuels F...

Page 15: ...el combustion air temperature and humidity medium temperature Sound levels Dual number noise emission values Measured sound power level LWA re 1 pW Uncertainty value KWA 72 4 dB A 1 dB A Measured sound pressure level LpA re 20 μPa Uncertainty value KpA 67 4 dB A 2 dB A 1 Determined to ISO 9614 2 2 Determined at 1 metre distance from the front of the burner The measured noise levels plus uncertaint...

Page 16: ...9 kWh kg for fuel oil EL Capacity graph Capacity graph to EN 267 The capacity data given relates to an installation elevation of 500 m above sea level For installation elevations above 500 m a capacity reduction of approx 1 per 100 m applies A limited capacity graph is valid for ducted air intake 60 70 80 90 100 110 120 130 140 150 160 170 180 190 1 0 1 5 0 5 0 0 5 1 0 1 5 2 0 6 7 8 9 10 11 12 13 ...

Page 17: ...a 17 76 3 4 7 Dimensions Burner weishaupt 179 mm 393 mm 1 358 mm 376 mm 120 mm 182 mm 31 mm 285 mm 1 168 mm without combustion head extension 268 mm with combustion head extension 100 mm 368 mm with combustion head extension 200 mm 468 mm with combustion head extension 300 mm 3 4 8 Weight approx 20 kg ...

Page 18: ...a conical shape min 60 Refractory may not be required on boilers with water cooled front unless the man ufacturer gives other instructions Following installation the aperture 4 between flame tube and refractory should be filled with flame proof resilient insulating material Do not make solid Heat exchangers with deep refractories or thick doors or heat exchangers with re verse flame combustion cha...

Page 19: ...ure setting 10 12 14 bar Spray characteristic and spray angle varies depending on pump pressure Nozzle selection table Different load values are possible due to tolerances Burner capacity kW at pump pressure Nozzle size gph 10 bar 11 bar 12 bar 13 bar 14 bar 0 75 33 3 35 7 36 9 38 1 40 5 0 85 38 1 40 5 41 7 44 0 45 2 1 00 45 2 47 6 49 5 51 2 53 6 1 10 49 5 52 4 54 7 57 1 58 3 1 25 55 9 59 5 61 9 6...

Page 20: ...er flange 1 to the heat exchanger using screws 3 The aperture between combustion head and refractory should be filled with flame proof resilient insulating material do not make solid 1 3 2 It is possible to install the burner rotated by 180 if space is limited This requires conversion measures ch 4 3 1 Fit nozzles ch 9 4 Set ignition electrodes ch 9 5 Mount burner with screws 1 to burner flange 1 ...

Page 21: ...ace burner into service position A ch 9 3 Undo screw 1 on diffuser and turn diffuser by 180 Fit nozzles ch 9 4 Set ignition electrodes ch 9 5 Check nozzle distance and adjust if necessary ch 9 7 Rotate burner by 180 and secure with screws 3 Remove oil line 4 Undo fixing screws 2 for oil pump and rotate oil pump by 180 Tighten screws 2 Fit pressure hose 5 supplied with conversion kit fit elbow end ...

Page 22: ...max 2 bar 1 Supply temperature max 60 C 1 1 Measured at the pump Check conditions for oil hoses Length 1200 mm Oil hose connection G Nominal pressure 10 bar Thermal load max 100 C Connect oil supply CAUTION Damage to the oil pump caused by incorrect connection Mixing up supply and return can damage the oil pump Ensure correct connection of oil hoses to the supply and return of the pump Fit oil hos...

Page 23: ...tension consider length of hose required for the service position do not kink oil hoses curve radius 1 of 50 mm must be maintained If these conditions for connection can not be met Adapt oil supply on site 1 Purge oil supply and ensure it is tight CAUTION Oil pump seized due to running dry Pump could be damaged Fill oil supply with oil and purge Ensure oil supply is tight ...

Page 24: ...ion 83302102 1 2019 04 La 24 76 5 2 Electrical connection Observe wiring diagram ch 11 2 Check polarity and wiring of 7 pole connection plug 1 Plug in connection plug 1 1 With remote reset install connection line separately Do not exceed maximum cable length of 10 metres ...

Page 25: ...s illuminated push button The illuminated push button on the combustion manager has the following func tions display operating condition ch 6 2 display fault codes ch 10 1 2 reset burner lockout ch 10 1 2 Re starting the burner during burner operation Press illuminated push button for 1 second 6 2 Display Illuminated push button Operating condition orange Start phase Flashing orange Ignition and p...

Page 26: ...le to measure the flue gas the heat exchanger and flue gas ducting up to the test point are sound ex traneous air influences the test results the operating instructions of the heat exchanger are complied with a heat demand is available Additional system related tests could be necessary Please observe the operating guidelines for the individual components On installations with process equipment the...

Page 27: ...re Pressure gauge for pump pressure WARNING Oil leakage from oil pressure measuring devices due to constant load Oil pressure measuring devices could be damaged and cause environmental pollu tion through leakage Remove oil measuring devices once commissioning is complete Close fuel shut off devices Remove closing plug on the pump Connect vacuum gauge 1 and pressure gauge 2 0 10 20 30 40 1 9 2 1 ...

Page 28: ...e capacity graph Determine the diffuser setting dimension X and air damper setting required from the diagram and note down Example Burner capacity required 140 kW Diffuser setting dimension X 11 0 mm Air damper setting 5 6 Diffuser default settings 1 2 2 4 6 8 10 12 14 16 18 60 70 80 90 100 110 120 130 150 160 170 180 190 140 1 Combustion heat rating kW 2 Diffuser settings dimension X mm Air dampe...

Page 29: ... 1 Set air damper Turn setting screw 1 until the scale shows the value determined A B 1 1 A Manual adjustment B Actuator optional Determine mixing pressure Determine the mixing pressure required for the preset combustion heat rating from the diagram and note down 1 2 3 0 3 5 4 0 4 5 5 0 60 70 80 90 100 110 120 130 140 150 160 170 180 190 1 Combustion heat rating kW 2 Mixing pressure mbar Guide val...

Page 30: ...oiler controller required Open fuel shut off devices Switch on voltage supply Illuminated push button lights up red Press illuminated push button for 1 second Burner starts in accordance with the programme sequence ch 3 3 4 2 Adjust combustion The pump pressure must be set according to the nozzle selected ch 4 2 Check pump pressure at pressure gauge Set pressure using pressure regulating screw 1 i...

Page 31: ...h leakage Remove oil measuring devices once commissioning is complete Check control and safety devices Check tightness of oil carrying components Enter combustion values and settings in the commissioning record and or test sheet Mount cover on burner Inform the operator about the use of the equipment Hand the installation and operating manual to the operator and inform him that this should be kept...

Page 32: ...cument O2 content Check flue gas temperature Check flue gas temperature Ensure that the flue gas temperature complies with the data provided by the boiler manufacturer If necessary adjust flue gas temperature e g Increase burner capacity to avoid condensation in the flue gas ducts except on condensing units Reduce burner capacity to improve efficiency Adjust heat exchanger to the data provided by ...

Page 33: ...Installation and operating instruction Oil burner WL20 2 C 8 Shutdown 83302102 1 2019 04 La 33 76 8 Shutdown For breaks in operation Switch off burner Close fuel shut off devices ...

Page 34: ... more frequent checks may be required Components which show increased wear and tear or whose design lifespan is or will be exceeded prior to the next service should be replaced as a precaution The design lifespan of the components is listed in the service plan ch 9 2 Weishaupt recommends a service contract is entered into to ensure regular in spections The following components must only be replace...

Page 35: ... can lead to electric shock Do not touch ignition device during the ignition process Check tightness of oil carrying components Check function of ignition flame monitoring oil pump pump pressure and suction resistance control and safety devices Check combustion values if necessary re adjust the burner Enter combustion values and settings in the commissioning record Refit cover ...

Page 36: ...ars 2 Replace Flame sensor Soiling Clean Damage 250 000 burner starts or 10 years 2 Replace Flame tube diffuser Soiling Clean Damage Replace Oil nozzle Soiling wear Replace Recommendation at least every 2 years Oil pump filter Soiling Replace Oil hose Damage oil escaping Replace Recommendation every 5 years Oil solenoid valve Soundness 250 000 burner starts or 10 years 2 Replace oil pump 1 The spe...

Page 37: ...La 37 76 9 3 Service position Observe notes on servicing ch 9 1 Remove bolts 1 If necessary remove oil hoses If the burner is placed into service position B If necessary unplug actuator plug 2 Place the burner into the required service position Service position A A 1 Service position B B 2 1 ...

Page 38: ...t clean nozzles always fit new nozzles Place burner into service position A ch 9 3 Unplug ignition cable 4 Undo screw 1 and remove diffuser Counter hold on the nozzle assembly 3 using a spanner and remove nozzles2 Fit new nozzles ensuring the are seated tightly Refit diffuser in reverse order Set nozzle distance ch 9 7 Set ignition electrodes ch 9 5 3 2 1 4 ...

Page 39: ...Set ignition electrodes Observe notes on servicing ch 9 1 The ignition electrodes must not touch the nozzle s atomising cone Place burner into service position A ch 9 3 Check distance of ignition electrodes If necessary adjust ignition electrodes by slightly bending 2 0 2 5 m m 2 5 3 0 mm 2 5 3 0 mm 2 mm ...

Page 40: ...L20 2 C 9 Servicing 83302102 1 2019 04 La 40 76 9 6 Removing the mixing head Observe notes on servicing ch 9 1 Unplug ignition cable 1 Remove oil line 3 Remove flame sensor 4 Undo screws 2 Turn mixing head to the left up to the recess and remove 1 4 3 2 ...

Page 41: ...Re tighten screw 1 A 5 mm 2 1 Check basic setting Dimension S1 can only be checked when the burner is mounted to a boiler door which is hinged open Hinge open boiler door or if necessary remove mixing head ch 9 6 Turn setting screw 1 until the indicating bolt 2 is flush with the nozzle as sembly cover dimension X 0 mm Check dimension S1 and or dimension Lx Set dimension S1 and or dimension Lx usin...

Page 42: ...vicing 83302102 1 2019 04 La 42 76 9 8 Removing the air regulator Observe notes on servicing ch 9 1 If necessary unplug actuator plug 5 Place burner into service position A ch 9 3 Remove bolts 1 Remove intake housing 3 Remove bolts 4 Remove air regulator 2 4 5 1 2 3 ...

Page 43: ...ove intake housing ch 9 8 Open air damper 6 until position 7 has been reached and hold tight Fit angle drive to shaft Secure angle drive Mount intake housing ch 9 8 Fit frame 4 For manual adjustment record the air damper position and turn back to zero Turn indicator 1 to CLOSED position and hold Place actuator or manual adjuster with shaft 8 into the star shaped groove 2 and secure For manual adju...

Page 44: ... Remove oil hoses 5 Remove oil line 4 Undo screws 2 and remove oil pump Refitting Install oil pump in reverse order and ensure correct alignment of coupling 3 ensure correct allocation of flow and return of the oil hoses CAUTION Damage to the oil pump caused by incorrect connection Mixing up supply and return can damage the oil pump Ensure correct connection of oil hoses to the supply and return o...

Page 45: ...efitting fan wheel Observe notes on servicing ch 9 1 Removing Place housing cover into service position ch 9 3 Remove grub screw 1 and remove fan wheel Refitting Refit fan wheel in reverse order and ensure correct alignment on the motor shaft 2 screw in new grub screw 1 turn fan wheel to ensure it moves freely 2 1 1 2 ...

Page 46: ...on Oil burner WL20 2 C 9 Servicing 83302102 1 2019 04 La 46 76 9 12 Remove burner motor Observe notes on servicing ch 9 1 Remove the oil pump ch 9 10 Remove fan wheel ch 9 11 Unplug plug 1 Hold motor and remove screws 2 Remove motor 3 1 2 ...

Page 47: ...2 1 2019 04 La 47 76 9 13 Removing and refitting oil pump filter Observe notes on servicing ch 9 1 Removing Close fuel shut off devices Remove bolts 1 Remove pump cover Replace filter 3 and gasket 2 2 3 1 Refitting Refit filter in reverse order ensuring sealing surfaces are clean ...

Page 48: ... WL20 2 C 9 Servicing 83302102 1 2019 04 La 48 76 9 14 Replacing the fuse Observe notes on servicing ch 9 1 Remove all plugs from the combustion manager Remove screws from the combustion manager Remove combustion manager Replace fuse T6 3H IEC 127 2 5 ...

Page 49: ...ting External fuse has tripped 1 Check fuse Heating switch is set to Off Switch on heating switch Temperature limiter or pressure limiter on heat exchanger has triggered 1 Reset temperature limiter or pressure limiter on heat exchanger Low water safety interlock on heat ex changer has triggered 1 Top up water Reset low water safety interlock on heat exchanger Temperature regulator or pressure regu...

Page 50: ... read Press illuminated push button for 5 seconds Illuminated push button briefly lights up orange Illuminated push button flashes red Count between the flashing pauses and flashing signals and note down Rectify cause of fault see table Resetting WARNING Damage resulting from incorrect fault repair Incorrect fault repair can cause damage to the equipment and injure personnel Do not carry out more ...

Page 51: ...trodes Ignition cable defective Replace ignition cable Ignition unit defective Replace ignition unit Solenoid valve does not open Coil defective Replace coil Combustion manager does not detect a flame signal Flame sensor soiled Clean flame sensor Flame sensor defective Replace flame sensor Illumination insufficient Check burner setting Burner motor does not run Oil pump seized Replace oil pump ch ...

Page 52: ...k burner setting Check flame signal ch 7 1 1 Flame sensor soiled Clean flame sensor Flame sensor defective Check flame sensor if necessary replace Flashing 8 times Release contact fault Actuator limit switch does not close Actuator defective Check actuator replace if necessary Contact X3 2 not closed Bridging plug No 2 is miss ing Plug in bridging plug No 2 Contact X3 12 not closed Bridging plug N...

Page 53: ... heat demand Find and eliminate extraneous light source Flashing red orange with pause Excess voltage Check voltage supply Flashing orange red Low voltage Check voltage supply Internal unit fuse F7 faulty Replace fuse ch 9 14 Combustion manager fault Replace combustion manager Flashing green Flame sensor soiled Clean flame sensor Flame sensor defective Replace flame sensor Burner operation with we...

Page 54: ...e tube diffuser has heavy soot deposit Oil nozzle defective Replace nozzle ch 9 4 Mixing head set incorrectly Set mixing head ch 9 7 Incorrect combustion air quantity Adjust burner Boiler room ventilated insufficient Ensure sufficient boiler room ventila tion Wrong oil nozzle Check nozzle type ch 4 2 Nozzle distance incorrect Check nozzle distance adjust if necessary ch 9 7 Combustion pulsating or...

Page 55: ... 83302102 1 2019 04 La 55 76 11 Technical documentation 11 1 Conversion table unit of pressure Bar Pascal Pa hPa kPa MPa 0 1 mbar 10 0 1 0 01 0 00001 1 mbar 100 1 0 1 0 0001 10 mbar 1 000 10 1 0 001 100 mbar 10 000 100 10 0 01 1 bar 100 000 1 000 100 0 1 10 bar 1 000 000 10 000 1 000 1 ...

Page 56: ...PE N X3 11 X3 3 C1 M1 M M20 X3 2 M X3 12 F1 1 W FM 05 K1 K3 K2 5 4 6 3 2 12 11 13 X6 X3 F7 W FM 05 B15 Temperature or pressure regulator C1 Motor capacitor F1 External fuse F2 Temperature or pressure limiter F7 Internal unit fuse T6 3H IEC 127 2 5 M1 Burner motor M20 Air damper actuator optional P6 Control lamp lockout optional P11 Control lamp operation optional S1 Operating switch 1 Bridge for a...

Page 57: ...ical documentation 83302102 1 2019 04 La 57 76 K10 X3 6 K11 X3 5 h P11 1 X3 13 B1 X5 1 4 X3 4 T1 2 S3 K3 K2 B1 Flame sensor K10 Anti siphon valve optional K11 Solenoid valve P11 1 Hours counter optional S3 Remote reset optional T1 Ignition unit 2 Bus interface optional ...

Page 58: ...way that the oil hoses can be con nected free of tension Fit oil filter in front of pump recommended mesh aperture 70 μm Suction resistance and supply pressure CAUTION Pump damage due to excessive suction resistance A suction resistance greater than 0 4 bar can damage the pump Reduce suction resistance or install oil supply pump or suction unit whilst observing the maximum supply pressure at the o...

Page 59: ...hon valve on single pipe system max 8 m between anti siphon valve and automatic de aer ator on two pipe system max 20 m between anti siphon valve and oil pump max 8 m max 4 6 m max 20 m max 4 6 m 1 1 Single pipe system CAUTION Damage to the oil pump caused by incorrect connection Mixing up supply and return can damage the oil pump Ensure correct connection of oil hoses to the supply and return of ...

Page 60: ...ting instruction Oil burner WL20 2 C 13 Spares 83302102 1 2019 04 La 60 76 13 Spares 1 19 1 01 1 04 1 02 1 03 1 22 1 21 1 07 1 13 1 11 1 17 1 10 1 09 1 08 1 23 1 22 1 20 1 24 1 19 1 14 1 16 1 15 1 16 1 15 1 12 1 05 1 18 1 06 ...

Page 61: ...sing cover 241 210 01 177 1 12 Grommet for connection cable 241 200 01 247 1 13 Grommet for oil hose 241 400 01 177 1 14 Housing cover 241 210 01 227 1 15 Screw G1 8A DIN 908 409 004 1 16 Sealing ring 10 x 13 5 x 1 5 DIN 7603 441 033 1 17 Bracket for oil hose and cable 241 400 01 367 1 18 Stay bolt cover 241 210 01 207 1 19 Screw M8 burner housing 241 310 01 257 1 20 Burner flange 241 210 01 057 S...

Page 62: ...Installation and operating instruction Oil burner WL20 2 C 13 Spares 83302102 1 2019 04 La 62 76 2 16 2 01 2 02 2 04 2 06 2 07 2 08 2 09 2 10 2 11 2 12 2 13 2 14 2 13 2 03 2 15 2 05 ...

Page 63: ...Grub screw M8 x 8 w an cutter 420 550 2 06 Air damper complete 241 210 02 022 2 07 Bearing for air damper shaft 241 110 02 107 2 08 Shaft air damper angle drive 241 210 02 057 2 09 Angle drive spring 1 241 110 02 052 2 10 Screw 4 x 12 Torx Plus Remform 409 320 2 11 Shaft angle drive actuator 241 400 02 157 2 12 Frame for actuator 241 210 02 037 2 13 Screw 4 x 30 Torx Plus Delta PT 409 325 2 14 Man...

Page 64: ...Installation and operating instruction Oil burner WL20 2 C 13 Spares 83302102 1 2019 04 La 64 76 0 00 3 11 3 07 3 10 3 11 3 03 3 09 3 04 3 06 3 02 3 01 3 05 3 07 3 08 ...

Page 65: ... coupling for motor 652 135 3 04 Oil line pump nozzle assembly 241 210 06 018 3 05 Screwed union 24 TX L06 P ST 452 117 3 06 Oil line 4 x 1 241 210 13 088 3 07 Screwed union 24 SX LL04 ST 452 020 3 08 Oil line 4 x 1 WL20 2 C connection 241 210 13 098 3 09 Pressure hose DN 4 286 mm for installation rotated by 180 491 246 3 10 Bypass plug BUZ 06 LL with nut 241 100 06 012 3 11 Oil hose DN 4 1200 mm ...

Page 66: ...instruction Oil burner WL20 2 C 13 Spares 83302102 1 2019 04 La 66 76 4 13 4 02 4 03 4 30 4 04 4 19 4 20 4 21 4 06 4 01 4 26 4 08 4 14 4 15 4 09 4 25 4 30 4 18 4 24 4 23 4 22 4 16 4 05 4 07 4 27 4 18 4 17 4 28 4 29 4 11 4 10 4 12 ...

Page 67: ...4 09 Adjusting screw M6 x 88 241 400 10 097 4 10 Flange AGK42 QRB4 600 682 4 11 Blind rivet F 4 x 10 Al 426 331 4 12 Strap AKG43 for QRB4 600 681 4 13 Flame sensor QRB4A 241 210 12 052 4 14 Plug 5 25 241 110 10 087 4 15 Indicating bolt M6 x 90 241 110 10 097 4 16 Adjusting lever bottom part 241 400 10 067 4 17 Adjusting lever top part 241 400 10 077 4 18 Screw M4 x 12 Torx Plus 20IP 409 237 4 19 S...

Page 68: ...instruction Oil burner WL20 2 C 13 Spares 83302102 1 2019 04 La 68 76 4 13 4 02 4 03 4 30 4 04 4 19 4 20 4 21 4 06 4 01 4 26 4 08 4 14 4 15 4 09 4 25 4 30 4 18 4 24 4 23 4 22 4 16 4 05 4 07 4 27 4 18 4 17 4 28 4 29 4 11 4 10 4 12 ...

Page 69: ... 1 35 gph 60 H Steinen 612 520 1 50 gph 60 H Steinen 612 521 1 65 gph 60 H Steinen 612 522 1 75 gph 60 H Steinen 612 515 2 00 gph 60 H Steinen 612 516 0 75 gph 60 SF Fluidics 602 070 0 85 gph 60 SF Fluidics 602 071 1 00 gph 60 SF Fluidics 602 072 1 10 gph 60 SF Fluidics 602 073 1 25 gph 60 SF Fluidics 602 074 1 35 gph 60 SF Fluidics 602 075 1 50 gph 60 SF Fluidics 602 076 1 65 gph 60 SF Fluidics 6...

Page 70: ...Installation and operating instruction Oil burner WL20 2 C 13 Spares 83302102 1 2019 04 La 70 76 5 07 5 06 5 05 5 04 5 09 5 09 5 08 5 10 5 11 5 02 5 01 5 03 ...

Page 71: ...apter ring 22 x 4 for extension 600 358 5 03 Reset button extension AGK20 19 600 357 5 04 Cover clip AGK63 600 312 5 05 Bridging plug No 12 241 050 12 032 5 06 Bridging plug No 2 3 pole W ST 240 200 12 012 5 07 Plug unit ST18 7 716 549 5 08 Ignition unit type W ZG01V 230 V 100 VA 603 221 5 09 Screw M4 x 42 Combi Torx Plus 20IP 409 260 5 10 Plug cable No 3 motor 241 050 12 062 5 11 Plug cable No 5 ...

Page 72: ...Installation and operating instruction Oil burner WL20 2 C 14 Notes 83302102 1 2019 04 La 72 76 14 Notes ...

Page 73: ...nsions 17 Display 25 Disposal 7 Drilling diagram 18 Ducted air intake 6 16 E Electrical data 14 Electrodes 39 Emission 15 Emission class 15 Error code 50 Error codes 51 53 Errors 51 Excess air 32 Extraneous light 26 F Fabrication number 8 Fan motor 46 Fan pressure 26 29 Fan wheel 9 45 Fault 49 54 Fault history 50 Faults 53 Filter 47 58 Flame sensor 11 Flame signal 11 26 Flame tube 18 Flashing code...

Page 74: ...Program sequence 12 Pulsating 54 Pump 10 22 27 44 59 Pump filter 47 Pump pressure 19 27 30 R Recommended nozzles 19 Refractory 18 Remote reset 24 Reset 50 Reset button 25 Return 22 Ring main operation 59 S Safety measures 6 Safety time 12 13 Sequence diagram 10 12 Serial number 8 Service 34 Service contract 34 Service interval 34 Service plan 36 Service position 37 Setting dimension 41 Setting scr...

Page 75: ...83302102 1 2019 04 La ...

Page 76: ...Weishaupt GmbH 88475 Schwendi Weishaupt close by Addresses telephone numbers etc can be found at www weishaupt de We reserve the right to make changes All rights reserved Water heaters Energy storage The diverse program of potable water and energy storage for various heat sources includes storage volumes of 70 to 3 000 litres In order to minimize storage losses potable water cylinders from 140 to ...

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