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Weishaupt WL20/1-C Z-1LN, Manual

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Installation and operating instruction
Oil burner WL20/1-C Z-1LN

83055902 1/2019-04 La

3-84

7

Commissioning ..............................................................................................................  30

7.1   Prerequisite  ................................................................................................................. 30

7.1.1   Connect measuring devices ............................................................................  30
7.1.2   Setting values ......................................................................................................  32

7.2   Adjusting the burner .................................................................................................. 35
7.3   Concluding work  ........................................................................................................ 38
7.4   Check combustion ..................................................................................................... 39

8

Shutdown ..........................................................................................................................  40

9

Servicing ............................................................................................................................  41

9.1   Notes on servicing  ..................................................................................................... 41
9.2   Service plan ................................................................................................................. 43
9.3   Service position .......................................................................................................... 44
9.4   Replace nozzle ............................................................................................................ 45
9.5   Removing and refitting nozzle shut off  .................................................................. 46
9.6   Set ignition electrodes .............................................................................................. 47
9.7   Removing the mixing head ....................................................................................... 48
9.8   Set mixing head .......................................................................................................... 49
9.9   Removing the air regulator ....................................................................................... 50
9.10   Removing and refitting angle drive  ...................................................................... 51
9.11   Removing and refitting oil pump  .......................................................................... 52
9.12   Removing and refitting fan wheel  ........................................................................ 53
9.13   Remove burner motor ............................................................................................. 54
9.14   Removing and refitting oil pump filter  ................................................................. 55
9.15   Replacing the fuse  .................................................................................................. 56

10

Troubleshooting  ............................................................................................................  57

10.1   Procedures for fault conditions  ............................................................................ 57

10.1.1   Illuminated push button off  ............................................................................  57
10.1.2   Illuminated push button red ...........................................................................  58
10.1.3   Illuminated push button flashes ....................................................................  61

10.2   Operating problems ................................................................................................ 62

11

Technical documentation .........................................................................................  63

11.1   Conversion table unit of pressure ........................................................................ 63
11.2   Wiring diagram ......................................................................................................... 64

12

Project planning .............................................................................................................  66

12.1   Oil supply  .................................................................................................................. 66

13

Spares .................................................................................................................................  68

14

Notes  ...................................................................................................................................  80

15

Key word index  ..............................................................................................................  81

Summary of Contents for WL20/1-C Z-1LN

Page 1: ...Installation and operating instruction Oil burner WL20 1 C Z 1LN 83055902 1 2019 04 ...

Page 2: ...cription 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 18 4 Installation 19 4 1 Installation conditions 19 4 2 Select...

Page 3: ...ing head 48 9 8 Set mixing head 49 9 9 Removing the air regulator 50 9 10 Removing and refitting angle drive 51 9 11 Removing and refitting oil pump 52 9 12 Removing and refitting fan wheel 53 9 13 Remove burner motor 54 9 14 Removing and refitting oil pump filter 55 9 15 Replacing the fuse 56 10 Troubleshooting 57 10 1 Procedures for fault conditions 57 10 1 1 Illuminated push button off 57 10 1 ...

Page 4: ...be 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 ris...

Page 5: ... observance 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 installa...

Page 6: ...ld 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 precautio...

Page 7: ...inserts 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...

Page 8: ...3 Product description 3 1 Type key WL20 1 C Z 1LN W Type W burner L Fuel Oil EL 20 Size 1 Ratings size C Construction Z Version two stage 1LN Version LowNOx 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: ...combustion manager drives the air damper via actuator At burner shutdown the air damper closes automatically 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 mixing pressure and the air quanti...

Page 10: ...ves The solenoid valves open and close the oil supply For ignition the combustion manager opens stage 1 solenoid valve Stage 2 solen oid valve opens or closes depending on heat demand Nozzle head with nozzle shut off The nozzle shut off is integrated in the nozzle head It prevents oil leaks after shut down Sequence diagram 1 2 4 3 1 Oil pump on burner with two solenoid valves fitted 2 Stage 1 sole...

Page 11: ...ner 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...

Page 12: ...eases 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 burner is in operation The combustion manager monitors the flame signal via the flame sensor Depending on the regulator demand for stage 2 stage 2 solenoid valve K13 opens or closes The residence time partial load TVK prevents cycling...

Page 13: ...stage 2 TVK Residence time partial load stage 1 min 5 s F2 Temperature or pressure limiter TV Pre purge time 16 2 s K10 Anti siphon valve optional Voltage is applied K11 Stage 1 solenoid valve Flame signal present K13 Stage 2 solenoid valve Current path M1 Burner motor START orange M20 Air damper actuator Ignition phase flashing orange P11 Control lamp operation optional Burner operation green P13...

Page 14: ...ns frequency 230 V 50 Hz Consumption at start max 464 W Consumption during operation max 364 W Power consumption max 2 3 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 Fuel...

Page 15: ... fuel 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 73 4 dB A 1 dB A Measured sound pressure level LpA re 20 μPa Uncertainty value KpA 68 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 uncerta...

Page 16: ...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 40 50 60 70 80 90 100 110 120 130 140 7 8 9 10 11 6 5 4 0 4 0 2 0 0 2 0 4 0 6 0 8 1 0 1 2 1 4 1 6 0 6 2 1 3 1 Combustion heat rating kW or kg h 2 Combustion ...

Page 17: ...ner WL20 1 C Z 1LN 3 Product description 83055902 1 2019 04 La 17 84 3 4 7 Dimensions Burner weishaupt 179 mm 393 mm 1 358 mm 376 mm 108 mm 182 mm 31 mm 285 mm 1 136 mm without combustion head extension 236 mm with combustion head extension 100 mm ...

Page 18: ...Installation and operating instruction Oil burner WL20 1 C Z 1LN 3 Product description 83055902 1 2019 04 La 18 84 3 4 8 Weight approx 21 kg ...

Page 19: ... can take 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 comb...

Page 20: ...n approx 65 of the maximum oil throughput a different distribution may be necessary Example Burner capacity required approx 100 kW 65 of burner capacity required 100 kW x 0 65 65 kW Nozzle size 1 5 gph see nozzle selection table Stage 1 10 bar 67 8 kW Stage 2 22 bar 101 2 kW Recommended nozzles Make Characteristics Steinen 60 H Fluidics 60 HF 45 HF Pump pressure setting Stage 1 Stage 2 9 10 11 bar...

Page 21: ...5 52 4 1 25 53 6 55 9 59 5 1 35 58 3 60 7 64 3 1 50 64 3 67 8 71 4 1 65 70 2 75 0 78 5 1 75 74 9 78 5 83 3 2 00 85 7 90 4 95 2 Stage 2 Burner capacity kW at pump pressure Nozzle size gph 18 bar 20 bar 22 bar 1 10 66 6 70 2 73 8 1 25 76 2 79 7 83 8 1 35 82 1 86 8 90 4 1 50 90 4 96 4 101 2 1 65 99 9 105 9 110 7 1 75 105 9 111 9 117 8 2 00 121 4 128 5 134 5 Conversion of burner capacity to oil throug...

Page 22: ... 1 from burner housing Fit flange gasket 2 and burner 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 ...

Page 23: ...instruction Oil burner WL20 1 C Z 1LN 4 Installation 83055902 1 2019 04 La 23 84 Fit nozzle ch 9 4 Set ignition electrodes ch 9 6 Check nozzle distance and adjust if necessary ch 9 8 Mount burner with screws 1 to burner flange 1 ...

Page 24: ...rews 4 x 12 Remform shaft 58 8 mm fixing screws for actuator M4 x 30 metric pressure hose DN 4 286 mm Place stay bolt 1 into neighbouring threaded holes 1 Place burner into service position A ch 9 3 Remove actuator 6 Remove shaft 5 Fit actuator adapter 3 Fit longer shaft 4 to actuator Turn indicator 1 to CLOSED position and hold Mount actuator rotated by 180 whilst sliding the shaft 4 into the sta...

Page 25: ...gnition electrodes ch 9 6 Check nozzle distance and adjust if necessary ch 9 8 Rotate burner by 180 and secure with screws 4 Remove oil line 5 Remove pressure hose 7 from nozzle assembly Undo fixing screws 3 for oil pump and rotate oil pump by 180 Tighten screws 3 Connect pressure hose 7 Fit pressure hose 6 supplied with conversion kit fit elbow end to pump fit straight end to nozzle assembly 180 ...

Page 26: ...re 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 ...

Page 27: ...al 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 28: ... 1 2019 04 La 28 84 5 2 Electrical connection Observe wiring diagram ch 11 2 Check polarity and wiring of 7 pole connection plug 1 and 4 pole connection plug 2 Plug in connection plugs 1 2 With remote reset install connection line separately Do not exceed maximum cable length of 10 metres ...

Page 29: ...ress 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 an...

Page 30: ...lable 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 ...

Page 31: ...upply pressure 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 1 2 ...

Page 32: ... graph Determine the diffuser setting dimension X and air damper setting required from the diagram and note down Example Burner capacity stage 2 stage 1 required 104 kW 67 5 kW Diffuser setting dimension X 12 5 mm Air damper setting stage 2 stage 1 51 31 Diffuser default settings 7 8 9 10 11 12 13 14 15 16 60 70 80 90 100 110 120 130 140 1 2 1 Combustion heat rating kW 2 Diffuser settings dimensio...

Page 33: ...embly cover Turn screw 1 until dimension X equals the value determined X 1 Set air damper limit switch Check and if necessary adjust position of limit switch ST0 Set air damper setting determined at limit switches ST2 and ST1 Set the switch point MV2 Oil to approx 1 3 of the setting movement between ST1 and ST2 MV2 Oil ST2 ST1 x 0 33 ST1 ST0 ST2 ST1 MV2 Oel ZL Gas ST0 0 ST2 ST1 MV2 Oel ...

Page 34: ...ixing pressure Determine the mixing pressure required for the preset combustion heat rating from the diagram and note down 3 2 4 5 6 7 8 9 10 60 40 50 70 90 110 130 140 80 100 120 2 1 3 4 1 Combustion heat rating kW 2 Mixing pressure mbar 3 Stage 1 4 Stage 2 Guide values which could vary depend on comb chamber resistance ...

Page 35: ...h can be used to switch the stages during commissioning Order No 130 103 15 012 Heat demand from the boiler controller required Open fuel shut off devices Unplug 4 pole connection plug Switch on voltage supply Illuminated push button lights up red Press illuminated push button for 1 second Burner starts in accordance with the program sequence and stops at stage 1 ch 3 3 4 Set pump pressure for sta...

Page 36: ...per setting has to be adjusted The air damper setting for stage 2 must be adjusted in stage 1 Check combustion values Determine combustion limit ch 7 4 Set excess air using air damper setting limit switch ST2 and diffuser setting whilst observing the mixing pressure determined ch 7 1 2 3 Adjust stage 1 Exit this stage if the air damper setting has to be adjusted The air damper setting for stage 1 ...

Page 37: ...t between ST1 and ST2 MV2 Oil ST2 ST1 x 0 33 ST1 5 Check start behaviour and switch point Switch off burner Plug in 4 pole connection plug Re start the burner Check start behaviour Check stage 2 switch excess air phase CO content prior to switch over must not be too long flame must not fail If necessary correct settings If the existing settings have been changed Re check start behaviour and switch...

Page 38: ...ng devices once commissioning is complete If necessary replace plug switch with 4 pole connection plug 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 in...

Page 39: ...lue 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 in partial load to avoid condensation in the flue gas ducts except on condensing units Reduce burner capacity in full load to improve efficiency Adjust heat exchanger to the data provided...

Page 40: ...Installation and operating instruction Oil burner WL20 1 C Z 1LN 8 Shutdown 83055902 1 2019 04 La 40 84 8 Shutdown For breaks in operation Switch off burner Close fuel shut off devices ...

Page 41: ...ons 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 repl...

Page 42: ...ice 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 43: ...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 Nozzle shut off Soundness Replace 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 Replac...

Page 44: ... 2019 04 La 44 84 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 Remove actuator plug 2 Place the burner into the required service position Service position A A 1 Service position B B 1 2 ...

Page 45: ...ys fit new nozzles Place burner into service position A ch 9 3 Unplug ignition cable 4 Undo screw 1 and remove diffuser Undo screw 5 and remove ignition electrode holder Counter hold on the nozzle body 3 using a spanner and remove nozzle 2 Fit new nozzle ensuring it is seated tightly Refit diffuser in reverse order Set nozzle distance ch 9 8 Set ignition electrodes ch 9 6 1 4 2 5 3 ...

Page 46: ...g Remove nozzle ch 9 4 Counter hold the nozzle assembly 4 using a spanner and remove nozzle holder 1 Remove valve piston 2 and compression spring 3 using a suitable tool e g pliers do not damage valve piston and O ring 1 2 3 4 Refitting Do not refit damaged valve pistons replace as necessary Refit nozzle shut off in reverse order Check nozzle distance ch 9 8 Set ignition electrodes ch 9 6 ...

Page 47: ... 9 6 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 mm 1 0 2 0 mm 1 5 2 0 m m ...

Page 48: ...83055902 1 2019 04 La 48 84 9 7 Removing the mixing head Observe notes on servicing ch 9 1 Unplug ignition cable 1 Remove oil line 3 Remove pressure hose 5 from nozzle assembly Remove flame sensor 4 Undo screws 2 Turn mixing head to the left up to the recess and remove 4 3 5 1 2 ...

Page 49: ... Re tighten screw 1 A 4 5 mm 1 2 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 7 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 u...

Page 50: ...1LN 9 Servicing 83055902 1 2019 04 La 50 84 9 9 Removing the air regulator Observe notes on servicing ch 9 1 Remove 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 51: ...tor caused by turning the hub Actuator could be damaged Do not turn hub manually or with tool Remove intake housing ch 9 9 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 9 Fit frame 4 Fit shaft 8 to actuator For installation the actuator should be set to 0 Turn indicator 1 to CLOSED position and hold Place ac...

Page 52: ...ug 1 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 retu...

Page 53: ... refitting fan wheel Observe notes on servicing ch 9 1 Removing Place housing cover into service position B 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 54: ...Oil burner WL20 1 C Z 1LN 9 Servicing 83055902 1 2019 04 La 54 84 9 13 Remove burner motor Observe notes on servicing ch 9 1 Remove the oil pump ch 9 11 Remove fan wheel ch 9 12 Unplug plug 1 Hold motor and remove screws 2 Remove motor 3 1 2 ...

Page 55: ...5902 1 2019 04 La 55 84 9 14 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 56: ...20 1 C Z 1LN 9 Servicing 83055902 1 2019 04 La 56 84 9 15 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 57: ...erating 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 r...

Page 58: ...and 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 mo...

Page 59: ...er 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 9 11 Capacitor defective Replace capacitor Burner motor defective Replace burner motor ch 9 13 No flame formation despite ignition and oil supply Nozzle distance incorrect Ch...

Page 60: ...r defective Check flame sensor if necessary replace Flashing 8 times Release contact fault Contact X3 12 not closed Bridging plug No 12 is missing Plug in bridging plug No 12 Flashing 9 times Flame failure during opera tion stage 2 Flame has failed Oil supply leaking Check oil supply Vacuum too high Oil nozzle soiled Replace oil nozzle ch 9 4 Flame signal insufficient Burner setting incorrect Chec...

Page 61: ... to 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 15 Combustion manager fault Replace combustion manager Flashing green Flame sensor soiled Clean flame sensor Flame sensor defective Replace flame sensor Burner operation with...

Page 62: ...zle worn Flame tube diffuser has heavy soot deposit Oil nozzle defective Replace nozzle Mixing head set incorrectly Set mixing head ch 9 8 Incorrect combustion air quantity Adjust burner Boiler room ventilated insufficient Ensure sufficient boiler room ventila tion Wrong oil nozzle Check nozzle type Nozzle distance incorrect Check nozzle distance adjust if necessary ch 9 8 Combustion pulsating or ...

Page 63: ...ion 83055902 1 2019 04 La 63 84 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 64: ...P X4 1 M M20 X5 1 S3 4 F1 P13 W FM 10 K1 K3 5 1 4 6 11 3 12 13 X6 X7 X4 1 X3 F7 W FM 10 X5 1 B15 Temperature or pressure regulator B16 Temperature or pressure regulator stage 2 F1 External fuse F2 Temperature or pressure limiter F7 Internal unit fuse T6 3H IEC 127 2 5 M20 Air damper actuator P11 Control lamp operation optional P13 Control lamp operation stage 2 optional P6 Control lamp lockout opt...

Page 65: ... 83055902 1 2019 04 La 65 84 X3 3 C1 M1 M X3 12 X3 1 X3 6 X3 5 X3 4 X3 13 T1 B1 K11 K13 K10 h P11 1 K2 K3 K5 K4 B1 Flame sensor C1 Motor capacitor K10 Anti siphon valve optional K11 Stage 1 solenoid valve K13 Stage 2 solenoid valve M1 Burner motor P11 1 Hours counter optional T1 Ignition unit ...

Page 66: ... a 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 th...

Page 67: ...siphon 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 ...

Page 68: ...ing instruction Oil burner WL20 1 C Z 1LN 13 Spares 83055902 1 2019 04 La 68 84 13 Spares 1 18 1 01 1 02 1 03 1 21 1 20 1 06 1 12 1 10 1 16 1 09 1 08 1 07 1 22 1 21 1 19 1 23 1 18 1 13 1 15 1 14 1 15 1 14 1 11 1 04 1 17 1 05 ...

Page 69: ... 232 300 01 047 1 10 Housing cover 241 210 01 177 1 11 Grommet for connection cable 241 200 01 247 1 12 Grommet for oil hose 241 400 01 177 1 13 Housing cover 241 210 01 227 1 14 Screw G1 8A DIN 908 409 004 1 15 Sealing ring 10 x 13 5 x 1 5 EN 1514 1 441 033 1 16 Bracket for oil hose and cable 241 400 01 367 1 17 Stay bolt cover 241 210 01 207 1 18 Screw M8 burner housing 241 310 01 257 1 19 Burne...

Page 70: ...Installation and operating instruction Oil burner WL20 1 C Z 1LN 13 Spares 83055902 1 2019 04 La 70 84 2 06 2 15 2 04 2 08 2 05 2 01 2 11 2 16 2 17 2 12 2 18 2 02 2 14 2 13 2 07 2 03 2 09 2 10 2 04 ...

Page 71: ...2 2 08 Bearing for air damper shaft 241 110 02 107 2 09 Shaft air damper angle drive 241 210 02 057 2 10 Angle drive spring 2 241 110 02 062 2 11 Screw 4 x 12 Torx Plus Remform 409 320 2 12 Shaft angle drive actuator 241 400 02 157 2 13 Frame for actuator 241 210 02 037 2 14 Screw 4 x 30 Torx Plus Delta PT 409 325 2 15 Actuator STD 4 5 24V B0 36 6 4NL 651 102 2 16 Screw 4 x 35 Combi Torx Plus Remf...

Page 72: ...Installation and operating instruction Oil burner WL20 1 C Z 1LN 13 Spares 83055902 1 2019 04 La 72 84 3 07 3 05 3 08 3 04 3 02 3 01 3 09 3 05 3 03 3 08 3 11 3 12 3 06 3 10 ...

Page 73: ...r 652 135 3 04 Oil line pump nozzle assembly 241 210 06 058 3 05 Screwed union 24 SX LL04 ST 452 020 3 06 Pressure hose DN 4 286 mm for installation rotated by 180 491 246 3 07 Bypass plug BUZ 06 LL with nut 241 100 06 012 3 08 Oil hose DN 4 1200 mm Standard 491 126 diffusion resistant 491 131 3 09 Pressure hose DN 4 491 247 3 10 Sealing ring A10 x 14 x 4 0 DIN 7603 440 037 3 11 Sealing ring 10 x ...

Page 74: ...il burner WL20 1 C Z 1LN 13 Spares 83055902 1 2019 04 La 74 84 4 16 4 14 4 13 4 15 4 01 4 28 4 11 4 12 4 17 4 18 4 21 4 05 4 32 4 24 4 23 4 22 4 07 4 06 4 08 4 02 4 04 4 26 4 25 4 19 4 10 4 26 4 27 4 03 4 31 4 30 4 21 4 20 4 29 4 09 1 1 4 07 ...

Page 75: ...ew port glass 241 400 01 377 4 12 Adjusting screw M6 x 88 241 400 10 097 4 13 Flange AGK42 QRB4 600 682 4 14 Blind rivet F 4 x 10 Al 426 331 4 15 Strap AKG43 for QRB4 600 681 4 16 Flame sensor QRB4B 241 050 12 072 4 17 Plug 5 25 241 110 10 087 4 18 Indicating bolt M6 x 90 241 110 10 097 4 19 Adjusting lever bottom part 241 400 10 067 4 20 Adjusting lever top part 241 400 10 077 4 21 Screw M4 x 12 ...

Page 76: ...il burner WL20 1 C Z 1LN 13 Spares 83055902 1 2019 04 La 76 84 4 16 4 14 4 13 4 15 4 01 4 28 4 11 4 12 4 17 4 18 4 21 4 05 4 32 4 24 4 23 4 22 4 07 4 06 4 08 4 02 4 04 4 26 4 25 4 19 4 10 4 26 4 27 4 03 4 31 4 30 4 21 4 20 4 29 4 09 1 1 4 07 ...

Page 77: ...ph 60 H Steinen 612 515 2 00 gph 60 H Steinen 612 516 1 10 gph 45 HF Fluidics 602 711 1 25 gph 45 HF Fluidics 602 713 1 35 gph 45 HF Fluidics 602 714 1 50 gph 45 HF Fluidics 602 715 1 65 gph 45 HF Fluidics 602 716 1 75 gph 45 HF Fluidics 602 717 2 00 gph 45 HF Fluidics 602 718 1 10 gph 60 HF Fluidics 602 729 1 25 gph 60 HF Fluidics 602 730 1 35 gph 60 HF Fluidics 602 731 1 50 gph 60 HF Fluidics 60...

Page 78: ...Installation and operating instruction Oil burner WL20 1 C Z 1LN 13 Spares 83055902 1 2019 04 La 78 84 5 01 5 04 5 08 5 10 5 09 5 12 5 13 5 06 5 07 5 05 5 11 5 03 5 02 5 10 ...

Page 79: ... button extension AGK20 19 600 357 5 04 Cover clip AGK63 600 312 5 05 Bridging plug No 12 3 pole 241 050 12 032 5 06 Plug unit ST18 7 716 549 5 07 Plug unit ST18 4 716 546 5 08 Plug in switch ST18 4 version Z 130 103 15 012 5 09 Ignition unit type W ZG01V 230 V 100 VA 603 221 5 10 Screw M4 x 42 Combi Torx Plus 20IP 409 260 5 11 Plug cable No 3 motor 241 050 12 062 5 12 Plug cable No 5 stage 1 sole...

Page 80: ...Installation and operating instruction Oil burner WL20 1 C Z 1LN 14 Notes 83055902 1 2019 04 La 80 84 14 Notes ...

Page 81: ... setting 32 Dimensions 17 Display 29 Disposal 7 Drilling diagram 19 Ducted air intake 6 16 E Electrical data 14 Electrodes 47 Emission 15 Emission class 15 Error code 58 Error codes 59 61 Errors 59 Excess air 39 Extraneous light 30 F Fabrication number 8 Fan motor 54 Fan pressure 30 34 Fan wheel 9 53 Fault 57 62 Fault history 58 Faults 61 Filter 55 66 Flame sensor 11 Flame signal 11 30 Flame tube ...

Page 82: ... 67 Pump filter 55 Pump pressure 20 31 35 36 R Recommended nozzles 20 Refractory 19 Remote reset 28 Reset 58 Reset button 29 Residence time 13 Return 26 Ring main operation 67 S Safety measures 6 Safety time 12 13 Sequence diagram 10 12 Serial number 8 Service 41 Service contract 41 Service interval 41 Service plan 43 Service position 44 Setting dimension 49 Setting screw 49 Shutdown 40 Shutdown t...

Page 83: ...83055902 1 2019 04 La ...

Page 84: ...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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