Weishaupt WM-L20/2-A R Manual Download Page 71

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Installation and operating instruction
Oil burner WM-L20/2-A R (W-FM100/200)

13 Spares

83252902 1/2019-09 La

71-84

Pos.

Description

Order No.

3.01

Threaded socket 6LL M10X1 X G 1/4

140 223 85 067

3.02

Sealing ring A13.5 x 17 x 1.5 DIN 7603 Cu

440 010

3.03

Solenoid valve 6027 NC DN3.5 110-120V 50Hz

604 872

3.04

Solenoid coil 110-120V 50Hz 20W

604 692

3.05

Screwed union 24-SDSX-L10-G¼A-ST-CH60

452 253

3.06

Screwed union 24-SWT-L10-ST

452 501

3.07

Bypass plug BUZ 10-L with nut

211 304 13 012

3.08

Pressure gauge 0 to 40 bar with ball valve

110 011 50 012

3.09

Oil line 10 x 1.0 return solenoid valve

215 204 06 028

3.10

Screwed union 24-BDE-L10-G¼B-ST-C21

452 603

3.11

Threaded socket G⅜ x G¼I x 20

211 373 15 127

3.12

Sealing ring A 17 x 21 x 1.5 DIN 7603 Cu

440 003

3.13

Oil quantity regulator W-ÖMR 1 f. W-FM

211 704 15 202

3.14

Screwed union 24-SDSX-L10-G⅜A-ST-CH60

452 277

3.15

Oil line 10 x 1.0 suppl. oil regulator

215 204 06 038

3.16

Screwed union 24-SWL-L10-ST

452 551

3.17

Screwed union 24-SWE-L10-ST

452 451

3.18

Oil line 10 x 1.0 x 68 distributor piece

212 374 06 038

3.19

Threaded socket G¼I x G½I x 40

290 504 13 037

3.20

Sealing ring C6.2 x 17.5 x 2 DIN 16258 Cu

440 007

3.21

Pressure switch type DSB 146 F931 1-10bar

640 102

3.22

Shaft key 3 x 3.7 DIN 6888

490 157

3.23

Interm. housing for oil regulator series B

211 704 15 272

3.24

View port 33 x 33 x 6

211 404 17 027

3.25

Oblong plug GPN 270 R 3015

446 115

3.26

Spring coupling bar series 2

217 704 15 107

3.27

Actuator SQM45.291 B9 3Nm

651 501

– Cable entry cpl. with 1 W-FM plugs

217 605 12 042

3.28

Oil line 10 x 1.0 flow S-SV

215 204 06 018

3.29

Threaded socket 10 x G¼ x 50

151 101 26 012

3.30

Threaded socket 10L M16 x 1.5 x G½ x 34

111 574 06 017

3.31

Sealing ring A21 x 26 x 1.5 DIN 7603 Cu

440 020

3.32

Pump TA2C 4010-7W

601 050

3.33

Edge sealing ring GP-SR-G½B-H4.5-ST

450 652

3.34

Screwed union 24-BDEX-L18-G½B-ST-C21

450 650

3.35

Screwed union 24-SWS-L18-L10-ST-CP1L

452 151

3.36

Union nut 24-N-L18-ST

452 803

Summary of Contents for WM-L20/2-A R

Page 1: ...Installation and operating instruction Oil burner WM L20 2 A R W FM100 200 83252902 1 2019 09 ...

Page 2: ...y 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 12 3 4 Technical data 13 3 4 1 Approval data 13 3 4 2 Electrical data 14 3 4 3 Ambient conditions 15 3 4 4 Fuels 15 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 Check rating 20 4 3 Set mixing head 21 4 3 1 Setting d...

Page 3: ... 49 9 5 Replace nozzle 50 9 6 Removing and refitting air damper actuator 51 9 7 Removing air regulator 52 9 8 Set air regulator 53 9 9 Removing and refitting oil quantity regulator actuator 54 9 10 Set pump coupling 55 9 11 Removing fan wheel 56 10 Troubleshooting 57 10 1 Procedures for fault conditions 57 10 1 1 Fault 58 10 1 2 Lockout 59 10 2 Rectifying faults 60 11 Technical documentation 62 11...

Page 4: ...l working with the unit Work on the unit must only 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 ser...

Page 5: ...n non 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 ins...

Page 6: ...ducted air intake is recommended The burner should 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 th...

Page 7: ...ipment 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 Disposal Dispose of all mat...

Page 8: ... Product description 3 1 Type key WM L20 2 A R Type WM Series Monoblock monarch L Fuel Oil EL 20 Size 2 Ratings size A Construction Version R Type of control modulating 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: ...e combustion manager controls the air dampers via actuator At burner shutdown the air dampers close 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 Flame tube The air gap between flame tube and diffuser is adjusted by positioning the flame tube This adjusts the mixing pressure and the a...

Page 10: ...ity of the oil at the oil nozzle The oil quantity regu lator has two metering slots Each metering slot is matched with a specific oil throughput The identity code numbers on the shaft of the oil quantity regulator de note the oil throughput range 2 1 Identity code Oil throughput 1 up to 280 kg h 2 greater than 280 kg h Factory setting see burner data sheet Maximum oil pressure switch The maximum o...

Page 11: ...the larger quantity flows to the pump return If the load increases the metering slot in the oil quantity regulator is reduces this reduces the oil flow in the return and thus increases the oil quantity at the nozzle outlet M P P 3 1 2 5 6 5 7 4 1 Oil pump 2 Minimum oil pressure switch optional 3 Solenoid valve supply fitted in flow direction 4 Nozzle head with nozzle 5 Solenoid valve return fitted...

Page 12: ... the burner Burner motor The burner motor drives the fan wheel and the oil pump Without variable speed drive the combustion manager controls a contactor or star delta switching With variable speed drive a frequency converter is connected upstream Ignition unit The electronic ignition unit creates a spark at the electrode which ignites the fuel air mixture Flame sensor The combustion manager monito...

Page 13: ...ruction Oil burner WM L20 2 A R W FM100 200 3 Product description 83252902 1 2019 09 La 13 84 3 4 Technical data 3 4 1 Approval data DIN CERTCO 5G1031 Basic standards EN 267 2011 Additional standards see EU conformity certifica tion ...

Page 14: ... 4 at 50 load Efficiency class IE3 Year of manufacture see name plate Manufacturer Max Weishaupt GmbH Max Weishaupt Straße 14 88475 Schwendi District Court Ulm HRB 640125 Type WM D112 140 2 3K5 Poles 2 Nominal load 3 5 kW Mains frequency 50 Hz Mains voltage 380 415 V Speed 2940 min 1 rpm Disposal see Ch 2 3 Disposal Design height 1000 m Ambient temperature 15 40 C Coolant temperature Operating tem...

Page 15: ...60 2 Switzerland 3 4 5 Emissions Flue gas To EN 267 the burner complies with emission class 2 The NOx values are influenced by combustion chamber dimensions flue gas system fuel combustion air temperature and humidity medium temperature Combustion chamber dimensions see Weishaupt Partner Portal Documents and Applications Online Applications NOX calculation for burners Sound levels Dual number nois...

Page 16: ...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 6 7 8 9 10 11 12 13 500 700 900 1100 1300 1500 1700 1900 2100 3 2 1 0 1 2 3 4 5 2 1 50 70 90 110 130 150...

Page 17: ...17 84 3 4 7 Dimensions Burner 1 408 mm 198 mm 225 mm 573 mm 209 mm 424 mm 810 mm 8 mm 340 mm 8 6 9 m m 220 mm 8 4 0 m m 254 mm 409 mm 1 227 247 mm without combustion head extension 327 3 mm with combustion head extension 100 mm 427 3 mm with combustion head extension 200 mm 527 3 mm with combustion head extension 300 mm ...

Page 18: ...Installation and operating instruction Oil burner WM L20 2 A R W FM100 200 3 Product description 83252902 1 2019 09 La 18 84 Mixing head 50 mm 200 mm 165 mm 3 4 8 Weight approx 96 kg ...

Page 19: ...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 chamb...

Page 20: ... meter or by weighing Nozzle selection table w K3 S1 50 The following minimum capacity values are achieved with an oil quantity regulator setting of 90 Burner capacity kW at pump pressure Nozzle size kg h 20 bar 22 bar 24 bar 26 bar 28 bar 30 bar 90 851 893 934 976 1017 1059 100 898 941 984 1027 1070 1113 110 987 1035 1083 1130 1178 1226 120 1095 1147 1200 1252 2305 1357 130 1214 1272 1330 1389 14...

Page 21: ...ng required 1300 kW 1750 kW Combustion chamber pressure 1 5 mbar 2 5 mbar Flame tube setting dimension S1 auxiliary dimension E 123 mm 10 mm 114 mm 19 mm Air damper setting 55 90 6 7 8 9 10 11 12 13 500 700 900 1100 1500 1700 1900 2100 3 4 5 2 1 0 1 2 3 4 5 2 1 6 5 3 20 30 40 50 60 118 15 108 25 113 20 103 30 70 80 4 1300 123 10 1 Combustion heat rating kW 2 Combustion chamber pressure mbar 3 Air ...

Page 22: ...zle body to 90 mm Re tighten screws 1 2 90 mm 2 Set nozzle distance Check nozzle distance dimension A using auxiliary dimension 2 between dif fuser sleeve and burner flange Nozzle distance dimen sion A Auxiliary dimension 2 7 mm 25 mm 10 mm 28 mm Factory setting 13 mm 31 mm The diffuser could become soiled if incorrectly positioned Determine auxiliary dimension 2 at a minimum of 3 points each offs...

Page 23: ...ble below Distance determined Flame tube to diffuser dimension S1 Auxiliary dimension E 123 mm 10 mm combustion head CLOSED 118 mm 15 mm 113 mm 20 mm 108 mm 25 mm 103 mm 30 mm combustion head OPEN If the distance varies from the measured value by more than 5 mm set flame tube Undo screws 1 Adjust flame tube 2 until auxiliary dimension E has been reached ensuring not to alter the setting of the dif...

Page 24: ...heck nozzle distance see table Nozzle distance dimen sion A Flame tube setting 4 7 mm 11 mm 10 mm 14 mm Factory setting 13 mm 17 mm If necessary set nozzle distance Undo locking screws 3 Adjust diffuser and set nozzle distance dimension A Re tighten locking screws Re tighten locking screws Match flame tube setting to nozzle distance Undo screws 1 Adjust flame tube 2 until flame tube setting 4 has ...

Page 25: ...g auxiliary dimension EV Measure auxiliary dimension EV and compare to the table below Distance determined Flame tube to diffuser dimension S1 Auxiliary dimension Ev 123 mm 30 mm combustion head CLOSED 118 mm 25 mm 113 mm 20 mm 108 mm 15 mm 103 mm 10 mm combustion head OPEN If auxiliary dimensions EV varies from the measured value by more than 5 mm Undo locknut on setting bolt 1 Turn setting bolt ...

Page 26: ...ange 2 to the boiler plate using screws 1 The aperture between combustion head and refractory should be filled with flame proof resilient insulating material Do not make solid 2 3 1 Using suitable lifting equipment lift burner and using hinge pins 1 fit into hinged flange observe pivoting direction Without combustion head extension Close burner and secure with dome nut 2 1 2 ...

Page 27: ...252902 1 2019 09 La 27 84 With combustion head extension Connect pressure hoses ensuring correct allocation Place ignition lines from the hinged flange into the burner housing V R Close burner and secure with dome nut 2 Remove view port cover Plug in ignition lines 1 Refit view port cover 1 2 ...

Page 28: ...pressure max 5 bar 1 Supply temperature max 140 C 1 1 Measured at the pump Check conditions for oil hoses Length 1000 1300 mm Oil hose connection M30 x 1 5 Threaded socket connection M30 x 1 5 x G1 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 connect...

Page 29: ... 145 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 Damage to oil meter in oil circulating device resulting from purging If an oil circulating device is fitted the purging process could damage the integ rated oil meter Replace oil meter with adapter during purging CAUTION Oil pump seized due to runn...

Page 30: ... diagram enclosed Control circuits which are taken directly via a 16 AB fuse from a 3 phase or single phase alternating current supply must only be connected between a phase conductor and earth potential neutral conductor On mains supply which does not have a neutral the control voltage must be sup plied via an isolating transformer The pole of the transformer which is to be used as the neutral co...

Page 31: ...tor protection switch Open terminal box on motor Connect voltage supply to wiring diagram enclosed observe motor rotation Variable speed drive optional If the frequency converter is located on the motor the cable to the frequency con verter is not screened If the frequency converter is separate the control line and the motor connection must be screened Apply screen to the screen clamp on frequency...

Page 32: ...see installation and operating instructions Combustion Manager Display and operating unit ABE 4 3 2 1 1 Dial knob navigation through parameter structure chan ging values 2 Enter select 3 esc return cancel 4 info return to operating display OFF function Press ENTER and esc simultaneously Immediate lockout The lockout is stored in the fault history ...

Page 33: ...ger is filled the heat exchanger is filled with medium the regulating control and safety devices are functioning and set correctly the flue gas ducts are unimpeded a measuring point conforming to standards is available 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 exc...

Page 34: ...l pressure measuring devices on oil pump 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 Close or remove oil pressure measuring devices once commissioning is com plete Vacuum gauge for suction resistance supply pressure Pressure gauge for pump pressure Close fuel shut off...

Page 35: ...e 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 Close or remove oil pressure measuring devices once commissioning is com plete Pressure gauge for return pressure Remove bypass plug from the return line for pressure gauge 1 Connect pressure gauge 1 ...

Page 36: ...ng the esc key Select ManualOperation Select Autom Manual Off Set Burner Off The burner switches off Exit level using the esc key 2 Enter password Select Param Display Select Access with HE password for heating engineer Enter HE password using dial knob and confirm with ENTER 3 Check load limits Select RatioControl Select OilSettings Select LoadLimits Select MinLoadOil and set 0 0 Select MaxLoadOi...

Page 37: ...s Select SpecialPositions Select IgnitionPos Select IgnitionPosAir and adjust Use esc key to return to the display IgnitionPos Only in conjunction with frequency converter In oil operation the ignition speed should be 100 6 Ignition Set Program stop to 44 Interv 1 The burner ignites and the actuators stop in the ignition position The pump pressure in ignition position must be26 29 bar see burner d...

Page 38: ...ER key if either the O2 content in the flue gas increases to above 7 the soot limit is reached the CO content increases the flame reaches the limit of stability The new load point is displayed in menu Point and can be adjusted Correct combustion values via oil quantity regulator position Burn Exit setting using esc and save with ENTER Exit load point using esc Repeat steps until full load Load 100...

Page 39: ...er it must lie within the capacity graph of the burner 10 Delete intermediate load points Delete all load points except for point 1 and full load Load 100 When an intermediate load point is deleted all points above this intermediate load point are reduced by one number 11 Set new intermediate load points Starting at point 1 new load points must be set until full load is reached A maximum of 15 loa...

Page 40: ... Define partial load Select LoadLimits Select MinLoad Define and set partial load whilst Maintain return pressure of 8 bar observing data provided by boiler manufacturer observing the burner capacity graph ch 3 4 6 14 Set burner to automatic operation Exit level using the esc key Select Autom Manual Off Set Automatic Exit level using the esc key If necessary adjust load controller 15 Carry out dat...

Page 41: ...ing on the burner application optional equipment may be required for op timum operation ch 12 3 Remove end cap Set minimum oil pressure switch in the supply to 5 bar below the minimum pump pressure Refit end cap Maximum oil pressure switch in the return Remove end cap Set maximum oil pressure switch in the return to 5 bar for ring main operation set to 5 bar above the ring main pressure Refit end ...

Page 42: ...on through leakage Close or remove oil pressure measuring devices once commissioning is com plete Check control and safety devices Check tightness of oil carrying components Enter combustion values and settings in the commissioning record and or test sheet Inform the operator about the use of the equipment Hand the installation and operating manual to the operator and inform him that this should b...

Page 43: ...t 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 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...

Page 44: ...s apportionment The load points are automatically assigned relative to the capacity Incorrect load distribution can cause operating problems during the load control Assign capacity in for load point using the following formula Enter the calculated capacity for load point in Load Load Throughput load point Throughput full load 100 ...

Page 45: ...Installation and operating instruction Oil burner WM L20 2 A R W FM100 200 8 Shutdown 83252902 1 2019 09 La 45 84 8 Shutdown For breaks in operation Switch off burner Close fuel shut off devices ...

Page 46: ...ced annually Depending on site conditions 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 Weishaupt recommends a service contract is entered into to ensure regular in spections The following components must only be replaced and must not be repaired combust...

Page 47: ...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 hose Damage oil escaping Replace Recommendation every 5 years Pressure hose nozzle assembly with combustion head exten sion Damage oil escaping 5 years Replace Oil solenoid valve Soundn...

Page 48: ...r Observe notes on servicing ch 9 1 WARNING Damage to oil hoses due to mechanical strain If oil hoses are leaking oil can escape and lead to environmental damage Avoid mechanical strain on the oil hoses when hinging open the burner Check hinge pin 1 on burner flange is fitted correctly Remove dome nut 2 Carefully hinge open the burner 1 2 ...

Page 49: ...The distance between the ignition electrodes and other components must be greater than the spark gap between the electrodes The ignition electrodes must not touch the nozzle s atomising cone Hinge open the burner ch 9 3 Remove nozzle assembly only with combustion head extension Undo screw 1 on the ignition electrode holder Set ignition electrodes Tighten screw 3 4 mm 4 6 mm 1 ...

Page 50: ...ectrodes ch 9 4 With combustion head extension Hinge open the burner Remove pressure hoses Remove fixing screws from nozzle assembly bracket Remove nozzle assembly Measure distance to diffuser and record Remove diffuser and nozzle support complete with ignition electrodes Counter hold on the nozzle assembly using a spanner and remove nozzle Fit new nozzle ensuring it is seated tightly Refit diffus...

Page 51: ...serve notes on servicing ch 9 1 Removing Remove actuator cover Unplug plug and remove cable entry gland 1 Undo locknut 2 on the coupling Remove screws 3 Remove actuator from the coupling 1 2 3 Refitting Refit actuator in reverse order ensuring correct alignment of shaft key Check address and Bus termination see installation and operating manual Com bustion Manager ...

Page 52: ...instruction Oil burner WM L20 2 A R W FM100 200 9 Servicing 83252902 1 2019 09 La 52 84 9 7 Removing air regulator Observe notes on servicing ch 9 1 Remove air damper actuator ch 9 6 Remove inlet mesh 2 Remove air regulator 1 1 2 ...

Page 53: ...ly tamper proof screws should be used in the air regulator section If the distance of the air dampers to the housing on the actuator side is less than the dimension of 0 3 mm Undo screws 1 Align air dampers Re tighten screws Ensure air dampers have freedom of movement Check sleeve bearing It must not be possible to axially move the air dampers without using force 0 mm play If axial play 2 is prese...

Page 54: ...move plug 2 Undo locknut 5 Remove screws 4 Remove actuator from the coupling 1 2 3 4 5 If the intermediate housing or the coupling need to be replaced Undo second locknut 2 of coupling Carefully pull coupling from drive shaft Remove shaft keys 1 Undo fixing screws and remove intermediate housing 3 1 1 2 3 Refitting Refit actuator in reverse order Ensure correct alignment of shaft keys Push couplin...

Page 55: ...notes on servicing ch 9 1 A flexible pump coupling is fitted between fan wheel and oil pump Remove air regulator cover Undo Allen screw 2 on the pump coupling Align pump coupling in such a way that no axial loading force is applied to the drive shaft and the coupling centre piece 1 is provided with an axial play of 1 5 mm Tighten Allen screw 1 2 ...

Page 56: ...20 2 A R W FM100 200 9 Servicing 83252902 1 2019 09 La 56 84 9 11 Removing fan wheel Observe notes on servicing ch 9 1 A tamper proof screw must be used when installing the fan wheel Remove screw 1 Remove fan wheel with fan wheel puller from motor shaft 1 ...

Page 57: ...operation Voltage supply available Heating switch is set to On Temperature regulator or pressure regulator on heat exchanger has been set correctly Boiler or heating circuit control is functioning and set correctly The combustion manager recognises irregularities of the burner and displays these on the display and operating unit ABE The following conditions can occur Fault ch 10 1 1 Lockout ch 10 ...

Page 58: ...tified The following faults may be corrected by the operator Fault Cause Rectification Safety circuit open 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 1 Notify your heating contrac...

Page 59: ...ge see installa tion and operating manual combustion manager 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 than 2 lockout resets successively Faults must be rectified by qualified personnel If the ABE displays a fault Exit display using the esc key Reset burner using the ENTER key I...

Page 60: ...lean filter insert or replace Oil pump defective Replace oil pump No oil throughput at the nozzle Nozzle blocked Replace nozzle No flame formation despite igni tion and fuel Ignition electrode set incorrectly Set ignition electrode ch 9 4 Mixing pressure too high Correct mixing pressure in ignition load setting if necessary adjust mixing head ch 4 3 Poor start behaviour of burner Mixing pressure t...

Page 61: ...e Combustion head is contamin ated with oil or has heavy car bon deposits Oil nozzle defective Replace nozzle Mixing head set incorrectly Set mixing head ch 4 3 Incorrect combustion air quantity Adjust burner Boiler room ventilated insufficient Ensure sufficient boiler room ventila tion Nozzle assembly and diffuser not centred Check centralisation of nozzle as sembly to diffuser Fuel valve does no...

Page 62: ...entation 83252902 1 2019 09 La 62 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 63: ...an damage the pump Reduce suction resistance or install oil supply pump or suction unit whilst observing the maximum supply pressure at the oil filter The suction resistance depends on suction line length and diameter pressure loss of oil filter and other components lowest oil level in the oil storage tank max 3 5 m below the oil pump Shut off devices at the burner CAUTION Damage caused by the shu...

Page 64: ...st be a minimum of one and a half to twice the total firing rates of all burners supplied by the ring main The burners are connected to the ring main via a two pipe system Set ring main pressure for fuel oil EL via pressure regulating valve to 1 1 5 bar The oil filter must be suitable for the ring main pressure An oil circulation device or Weishaupt gas air separator should be fitted at each oil o...

Page 65: ...l combustion manager Designed for continuous opera tion greater than 1200 kW X Flame monitor flame sensor self checking X Control device air fuel ratio ISO 23552 1 X X X Air monitoring device air pres sure switch Min pressure switch to EN 1854 X X X Minimum fuel pressure monitor ing device Min oil pressure switch 2 X X X Maximum fuel pressure monitor ing device Max oil pressure switch 1 X Oil sole...

Page 66: ...ting instruction Oil burner WM L20 2 A R W FM100 200 13 Spares 83252902 1 2019 09 La 66 84 13 Spares 1 1 1 1 1 10 1 21 1 11 1 07 1 06 1 09 1 16 1 12 1 14 1 15 1 19 1 18 1 17 1 14 1 08 1 20 1 13 1 05 1 04 1 15 1 01 1 03 1 02 ...

Page 67: ...r B13 DIN 125 St 430 801 1 07 Screw M12 x 70 DIN 931 8 8 401 701 1 08 Dome nut M12 DIN 1587 412 401 1 09 Washer B13 DIN 125 St 430 801 1 10 Flange gasket 330 340 x 202 TK298 211 204 01 057 1 11 Cable entry W FM complete 211 104 01 052 1 12 Air regulator housing 211 204 02 157 1 13 Air regulator cladding 211 204 02 167 1 14 Screw M6 x 185 DIN 912 402 408 1 15 Screw M6 x 35 250 211 204 02 137 1 16 W...

Page 68: ...urner WM L20 2 A R W FM100 200 13 Spares 83252902 1 2019 09 La 68 84 1 1 1 1 1 1 1 1 1 2 06 2 07 2 06 2 03 2 10 2 18 2 22 2 24 2 24 2 22 2 23 2 21 2 27 2 19 2 17 2 15 2 16 2 01 2 02 2 05 2 04 2 11 2 14 2 14 2 25 2 26 2 21 2 12 2 13 2 20 2 08 2 09 ...

Page 69: ... Inlet nozzle 285 x 209 x 43 50Hz 211 204 02 017 2 11 Air inlet mesh 211 204 02 222 Screw M5 x 16 Duo Taptite 409 312 2 12 Air regulator complete 211 204 02 142 2 13 Air regulator 211 204 02 147 2 14 Air damper 211 204 02 077 Screw M4 x 10 DIN 912 with TufLok 402 264 2 15 Actuator SQM45 291 B9 3Nm 651 501 Cable entry cpl with 2 W FM plugs 217 605 12 052 2 16 Shaft key 3 x 3 7 DIN 6888 490 157 2 17...

Page 70: ...36 3 02 3 05 3 05 3 05 3 09 3 26 3 35 3 44 3 48 3 48 3 02 3 03 3 02 3 02 3 02 3 02 3 02 3 05 3 22 3 29 3 29 3 47 3 49 3 27 3 04 3 06 3 07 3 3 08 3 3 24 3 25 3 22 3 15 3 16 3 30 3 46 3 31 3 32 3 10 3 11 3 12 3 13 3 12 3 14 3 17 3 33 3 34 3 37 3 38 3 39 3 40 3 40 3 43 3 45 3 41 3 42 3 05 3 18 3 02 3 19 3 20 3 21 3 23 3 28 3 01 3 51 3 51 3 50 3 50 ...

Page 71: ...0 x 1 0 suppl oil regulator 215 204 06 038 3 16 Screwed union 24 SWL L10 ST 452 551 3 17 Screwed union 24 SWE L10 ST 452 451 3 18 Oil line 10 x 1 0 x 68 distributor piece 212 374 06 038 3 19 Threaded socket G I x G I x 40 290 504 13 037 3 20 Sealing ring C6 2 x 17 5 x 2 DIN 16258 Cu 440 007 3 21 Pressure switch type DSB 146 F931 1 10bar 640 102 3 22 Shaft key 3 x 3 7 DIN 6888 490 157 3 23 Interm h...

Page 72: ...36 3 02 3 05 3 05 3 05 3 09 3 26 3 35 3 44 3 48 3 48 3 02 3 03 3 02 3 02 3 02 3 02 3 02 3 05 3 22 3 29 3 29 3 47 3 49 3 27 3 04 3 06 3 07 3 3 08 3 3 24 3 25 3 22 3 15 3 16 3 30 3 46 3 31 3 32 3 10 3 11 3 12 3 13 3 12 3 14 3 17 3 33 3 34 3 37 3 38 3 39 3 40 3 40 3 43 3 45 3 41 3 42 3 05 3 18 3 02 3 19 3 20 3 21 3 23 3 28 3 01 3 51 3 51 3 50 3 50 ...

Page 73: ...ket DN 20 M30 x 1 5 x G1 112 151 00 057 3 42 Sealing ring A33 x 39 x 2 DIN 7603 Cu 440 032 3 43 Pipe elbow DN 20 M30x1 5xM30x1 5 x G 453 251 3 44 Threaded socket DN 20 M30 x 1 5 x G 112 654 00 017 3 45 Vacuum gauge 1 9 bar for TA pump 210 204 06 192 3 46 Pressure gauge 0 to 40 bar for TA pump 210 204 06 182 3 47 Pump coupling 54 3 x D 35 218 324 09 012 3 48 Universal joint 111 151 09 017 3 49 Coup...

Page 74: ...llation and operating instruction Oil burner WM L20 2 A R W FM100 200 13 Spares 83252902 1 2019 09 La 74 84 4 12 4 09 4 07 4 01 4 05 4 05 4 12 4 03 4 04 4 05 4 06 4 02 4 04 4 05 4 06 4 09 4 11 4 08 4 10 4 01 ...

Page 75: ...11 052 700mm for 300 mm extension 218 204 11 072 4 07 Fixing plate for nozzle assembly 211 104 10 097 4 08 Nozzle support 211 204 10 017 4 09 Nozzle head Standard 215 204 10 012 extended by 100 mm 210 205 10 012 extended by 200 mm 210 205 10 022 extended by 300 mm 210 205 10 032 4 10 Nozzle support for extension 210 104 10 067 4 11 Diffuser for extension 210 204 14 022 4 12 Spill type nozzle K3S1 ...

Page 76: ...on and operating instruction Oil burner WM L20 2 A R W FM100 200 13 Spares 83252902 1 2019 09 La 76 84 5 21 5 01 5 03 5 04 5 05 5 06 5 11 5 10 5 13 5 12 5 05 5 02 5 07 5 08 5 09 5 15 5 17 5 16 5 14 5 18 5 19 5 20 ...

Page 77: ... FM 100 with load controller 217 706 12 872 W FM 200 600 463 5 05 Stay bolt cover W FM 211 104 12 037 5 06 Mounting plate for W FM 218 204 12 017 5 07 Flame sensor QRI 2B2 B180B 600 652 5 08 Flange for flame sensor QRI 217 706 12 097 5 09 Seal for flame sensor flange 217 104 12 017 5 10 Limit switch 211 104 01 062 5 11 Transf for W FM 100 200 AGG 5 220 230 V 600 331 5 12 Seal for ignition unit 2 p...

Page 78: ...on and operating instruction Oil burner WM L20 2 A R W FM100 200 13 Spares 83252902 1 2019 09 La 78 84 5 21 5 01 5 03 5 04 5 05 5 06 5 11 5 10 5 13 5 12 5 05 5 02 5 07 5 08 5 09 5 15 5 17 5 16 5 14 5 18 5 19 5 20 ...

Page 79: ...oupling oil pump 716 311 X6 03 Oil safety valve 716 312 X7 01 Oil valve stage 2 716 313 X7 02 Oil valve stage 3 716 314 X7 03 Start release Gas 716 315 X8 01 Oil Gas display 716 316 X8 02 Oil valve additional 716 317 X8 03 Oil valve 1 2 x 110V 716 318 X9 01 Gas PV V1 V2 SV 716 319 X9 02 N PE 716 320 X9 03 Gas max min 716 321 X10 01 Transformer 230 12V 716 322 X10 02 1 Flame sensor QRB 716 323 X10 ...

Page 80: ...Installation and operating instruction Oil burner WM L20 2 A R W FM100 200 14 Notes 83252902 1 2019 09 La 80 84 14 Notes ...

Page 81: ...s 17 Display 32 Display and operating unit 12 32 57 Disposal 7 Drilling diagram 19 Ducted air intake 6 16 E Electrical connection 30 Electrical data 14 Electrodes 49 Emission 15 Emission class 15 Excess air 43 Exchanging the unit 59 Extension 24 F Fabrication number 8 Fan pressure 34 Fan wheel 9 56 Fault 58 60 Filter 63 Flame sensor 12 Flame signal 12 Flame tube 9 19 Flame tube length 24 Flame tub...

Page 82: ... measuring device 34 Pressure regulating screw 37 Pressure switch 10 41 Pulsating 60 Pump 10 28 34 Pump coupling 55 Pump pressure 20 34 37 R Refractory 19 Reset 59 Return 28 Return pressure 35 37 Ring main operation 64 Ring main pump 64 S Safety measures 6 Sequence of operation 11 Serial number 8 Service 46 Service contract 46 Service interval 46 Service plan 47 Setting diagram 21 Shutdown 45 Shut...

Page 83: ...83252902 1 2019 09 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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Weishaupt WM-L20/2-A R, Manual

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