Weishaupt WL10 -D Z Series Manual

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Oil burner WL10...-D Z and WL20...-C Z with W-FM 25

83595202 1/2025-05

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Summary of Contents for Weishaupt WL10 -D Z Series

Page 1 Additional sheet Oil burner WL10…-D Z and WL20…-C Z with W-FM 25 83595202 1/2025-05...
Page 2: Table Of Contents
Additional sheet Oil burner WL10…-D Z and WL20…-C Z with W-FM 25 User instructions ...................... 4 Product description ...................... 5 2.1 Function .......................... 5 2.1.1 Air supply ........................ 5 2.1.2 Oil supply ........................ 6 2.1.3 Program sequence .................... 8 2.1.4 ...
Page 3 Additional sheet Oil burner WL10…-D Z and WL20…-C Z with W-FM 25 Notes ........................... 58 Key word index ...................... 59 3-60 83595202 1/2025-05 Ch...
Page 4: User Instructions
Additional sheet Oil burner WL10…-D Z and WL20…-C Z with W-FM 25 1 User instructions 1 User instructions This manual forms part of the equipment and must be kept on site. Translation of original operating instructions Carefully read the manual prior to working on the unit. This instruction supplements or replaces chapters in the installation and operating manual of the burner.
Page 5: Product Description
Additional sheet Oil burner WL10…-D Z and WL20…-C Z with W-FM 25 2 Product description 2 Product description 2.1 Function 2.1.1 Air supply Air pressure switch (optional) Depending on the burner application, optional equipment may be required for optimum operation [ch. 9.1]. The air pressure switch monitors the fan pressure.
Page 6: Oil Supply
Additional sheet Oil burner WL10…-D Z and WL20…-C Z with W-FM 25 2 Product description 2.1.2 Oil supply Minimum oil pressure switch (optional) Depending on the burner application, optional equipment may be required for optimum operation [ch. 9.1]. The minimum oil pressure switch monitors the pump pressure in the supply. If the preset pressure is not achieved, the combustion manager initiates a lockout.
Page 7 Additional sheet Oil burner WL10…-D Z and WL20…-C Z with W-FM 25 2 Product description Sequence diagram Burner type: WL20/2-C Z Standard PED (Pressure Equipment Directive) 1 Oil pump on burner 2 Stage 1 solenoid valve 3 Nozzle head with 2 nozzles 4 Stage 2 solenoid valve 5 Additional solenoid valve (with min.
Page 8: Program Sequence
Additional sheet Oil burner WL10…-D Z and WL20…-C Z with W-FM 25 2 Product description 2.1.3 Program sequence The operating phases for commissioning the burner are shown on the display. Phase Function After the power supply has been switched on the combustion manager performs a self-test. TEST At heat demand, the air damper actuator drives to the reference point.
Page 9 Additional sheet Oil burner WL10…-D Z and WL20…-C Z with W-FM 25 2 Product description W-FM25 T1 T2 P11P13 1234 Flame sensor Operating point P0 (ignition position) Temperature or pressure regulator Operating point P1 (stage 1) Temperature or pressure regulator stage 2 Operating point P2 (solenoid valve stage 2) Temperature or pressure limiter Operating point P9 (stage 2)
Page 10: Inputs And Outputs
Coded plug (black) Slot analogue module EM3/3 or Fieldbus module EM3/2 W-FM cover Stage 1 solenoid valve (K11) Burner motor or frequency convertor for continuous running fan -weishaupt- Burner motor or frequency convertor Ignition unit Not used Stage 2 solenoid valve (K13) Bridging plug No.
Page 11: Technical Data
Additional sheet Oil burner WL10…-D Z and WL20…-C Z with W-FM 25 2 Product description 2.2 Technical data 2.2.1 Electrical data WL10 WL10/1-D Z WL10/2-D Z WL10/3-D Z Mains voltage / Mains frequency 230 V/50 Hz 230 V/50 Hz 230 V/50 Hz Consumption at start max 324 W max 324 W...
Page 12: Installation
Additional sheet Oil burner WL10…-D Z and WL20…-C Z with W-FM 25 3 Installation 3 Installation 3.1 Electrical connection Risk of electric shock Working on the device when voltage is applied can lead to electric shock. Isolate the device from the power supply prior to starting any work. Safeguard against accidental restart.
Page 13 Additional sheet Oil burner WL10…-D Z and WL20…-C Z with W-FM 25 3 Installation Separate supply line for burner motor (not with variable speed drive) Observe wiring diagram supplied. Plug supply line for burner motor into connection plug 1 of the contactor. External fuse of separate supply line: min 10 AT max 16 AT...
Page 14: Operation
Additional sheet Oil burner WL10…-D Z and WL20…-C Z with W-FM 25 4 Operation 4 Operation 4.1 Operating panel [–] Change values [L/A] Air Select air damper actuator [Enter] Reset burner Call up information: press for approx. 0.5 seconds: Info level press for approx.
Page 15 Additional sheet Oil burner WL10…-D Z and WL20…-C Z with W-FM 25 4 Operation Operating status The exact operating status of the combustion manager can also be displayed. This simplifies determining the cause of a fault during troubleshooting [ch. 8.1]. Press and hold [–] and [+] simultaneously for approx. 3 seconds. The combustion manager changes to operating display.
Page 16: Display
Additional sheet Oil burner WL10…-D Z and WL20…-C Z with W-FM 25 4 Operation 4.2 Display The display shows the current operating status and operating data. 1 Setting level activated 2 Start phase activated 3 Info level activated 4 Actuator runs CLOSED 5 Actuator runs OPEN 6 Burner in operation 7 Lockout...
Page 17: Info Level
Additional sheet Oil burner WL10…-D Z and WL20…-C Z with W-FM 25 4 Operation 4.2.1 Info level Burner data can be interrogated in the Info level . Press [Enter] for approx. 0.5 seconds. The Info level is activated. Press [Enter] to reach the next information. l,m³...
Page 18: Service Level
Additional sheet Oil burner WL10…-D Z and WL20…-C Z with W-FM 25 4 Operation 4.2.2 Service level The service level provides information about: actuator position of the individual operating points the most recent fault flame signal during burner operation Press [Enter] for approx. 2 seconds. The service level is activated.
Page 19 Additional sheet Oil burner WL10…-D Z and WL20…-C Z with W-FM 25 4 Operation Information Actuator position in operating point P0 Actuator position in operating point P1 Actuator position in operating point P2 (switch off point stage 2 when running closed) Actuator position in operating point P3 (switch on point stage 2 when running open) Actuator position in operating point P9 10 …...
Page 20: Parameter Level
Additional sheet Oil burner WL10…-D Z and WL20…-C Z with W-FM 25 4 Operation 4.2.3 Parameter level Settings at parameter level must only be carried out by qualified personnel. The parameter level can only be called up in Standby (OFF) mode. Press [+] and [Enter] keys simultaneously for approx.
Page 21 Additional sheet Oil burner WL10…-D Z and WL20…-C Z with W-FM 25 4 Operation Pno. Parameters Setting range Factory setting Flame sensor 0: ionisation electrode or flame sensor FLW 1: switch input X3:14, flame sensor LFS1/RAR9 2: flame sensor QRB4 Display mode 0: E-parameter is not activated in the access level 1: E-parameter is activated in the access level Settings 2 and 3 are required for O...
Page 22: Access Level
Additional sheet Oil burner WL10…-D Z and WL20…-C Z with W-FM 25 4 Operation 4.2.4 Access level Settings at access level must only be carried out by qualified personnel. The configuration can be adapted relative to the burner type and/or version in the access level.
Page 23: Commissioning
Additional sheet Oil burner WL10…-D Z and WL20…-C Z with W-FM 25 5 Commissioning 5 Commissioning 5.1 Set minimum oil pressure switch (optional) Depending on the burner application, optional equipment may be required for optimum operation [ch. 9.1]. Remove end cap. Set minimum oil pressure switch to 1.5 bar below the minimum pump pressure.
Page 24: Adjusting The Burner
Additional sheet Oil burner WL10…-D Z and WL20…-C Z with W-FM 25 5 Commissioning 5.2 Adjusting the burner 5.2.1 Burner without variable speed drive Risk of electric shock Touching the ignition device can lead to electric shock. Do not touch ignition device during the ignition process. WARNING During commissioning check: suction resistance or flow pressure of oil pump,...
Page 25 Additional sheet Oil burner WL10…-D Z and WL20…-C Z with W-FM 25 5 Commissioning Preset P1 Press [+] key. Factory setting operating point P1 (stage 1) is displayed. Press and hold [L/A] key and set air damper setting determined using the [–] or [+] key.
Page 26 Additional sheet Oil burner WL10…-D Z and WL20…-C Z with W-FM 25 5 Commissioning 2. Adjusting the operating points Open oil shut off devices. If a controlled shutdown or lockout occurs during setting: Briefly press [G] and [L/A] keys simultaneously. Press [+] key. Combustion manager changes to setting level.
Page 27 Additional sheet Oil burner WL10…-D Z and WL20…-C Z with W-FM 25 5 Commissioning Set pump pressure stage 1 (only in conjunction with 2 stage pump) The pump pressure must be set according to the nozzle selected. Check pump pressure at pressure gauge. Set pressure using pressure regulating screw 1: increase pressure: clockwise rotation decrease pressure: anticlockwise rotation...
Page 28 Additional sheet Oil burner WL10…-D Z and WL20…-C Z with W-FM 25 5 Commissioning Adjust P9 Check combustion values. Determine combustion limit. Set excess air via air damper setting [L/A]. Adjust P1 Press [-] key. Burner drives to stage 1 (P1). Check combustion values. Determine combustion limit.
Page 29 Additional sheet Oil burner WL10…-D Z and WL20…-C Z with W-FM 25 5 Commissioning Adjust P2 and P3 Press [+] key. Switch off point stage 2 when running closed (P2) is displayed. Set switch off point stage 2 when running closed (P2) to approx. ⅓ of the setting movement between P1 and P9.
Page 30: Burner With Variable Speed Drive (Optional)
Additional sheet Oil burner WL10…-D Z and WL20…-C Z with W-FM 25 5 Commissioning 5.2.2 Burner with variable speed drive (optional) Risk of electric shock Touching the ignition device can lead to electric shock. Do not touch ignition device during the ignition process. WARNING During commissioning check: suction resistance or flow pressure of oil pump,...
Page 31 Additional sheet Oil burner WL10…-D Z and WL20…-C Z with W-FM 25 5 Commissioning Preset P1 Press [+] key. Factory setting operating point P1 (stage 1) is displayed. Press and hold [L/A] key and set air damper setting determined using the [–] or [+] key.
Page 32 Additional sheet Oil burner WL10…-D Z and WL20…-C Z with W-FM 25 5 Commissioning Preset P2 and P3 Press [+] key. Factory setting operating point P2 (switch off point stage 2 when running closed) is displayed. Press and hold [L/A] key and set P2 approx. 3 … 8° above P1 using the [–] or [+] key.
Page 33 Additional sheet Oil burner WL10…-D Z and WL20…-C Z with W-FM 25 5 Commissioning 2. Adjusting the operating points Open oil shut off devices. If a controlled shutdown or lockout occurs during setting: Briefly press [G] and [L/A] keys simultaneously. Press [+] key. Combustion manager changes to setting level.
Page 34 Additional sheet Oil burner WL10…-D Z and WL20…-C Z with W-FM 25 5 Commissioning Set pump pressure (only in conjunction with 1 stage pump) The pump pressure must be set according to the nozzle selected. Check pump pressure at pressure gauge. Set pressure using pressure regulating screw 1: increase pressure: clockwise rotation decrease pressure: anticlockwise rotation...
Page 35 Additional sheet Oil burner WL10…-D Z and WL20…-C Z with W-FM 25 5 Commissioning Set pump pressure stage 1 (only in conjunction with 2 stage pump) The pump pressure must be set according to the nozzle selected. Check pump pressure at pressure gauge. Set pressure using pressure regulating screw 1: increase pressure: clockwise rotation decrease pressure: anticlockwise rotation...
Page 36 Additional sheet Oil burner WL10…-D Z and WL20…-C Z with W-FM 25 5 Commissioning Adjust P9 Select speed at full load as low as possible, but not less than 80 %. In doing so: - observe flame stability, - maintain required mixing pressure. - maintain minimum pump pressure, see installation and operating manual of the burner.
Page 37 Additional sheet Oil burner WL10…-D Z and WL20…-C Z with W-FM 25 5 Commissioning Adjust P0 The ignition speed should be 100 %. Press [-] key. Burner drives to operating point P0 (ignition position). Check mixing pressure Mixing pressure in ignition position, see installation and operation manual of the burner.
Page 38 Additional sheet Oil burner WL10…-D Z and WL20…-C Z with W-FM 25 5 Commissioning Adjust P2 and P3 A speed of 100 % is recommended at the switch-off and switch-on point of stage 2. Press [+] key. Switch off point stage 2 when running closed (P2) is displayed. Set switch off point stage 2 when running closed (P2) to approx.
Page 39: Set Air Pressure Switch (Optional)
Additional sheet Oil burner WL10…-D Z and WL20…-C Z with W-FM 25 5 Commissioning 5.3 Set air pressure switch (optional) Depending on the burner application, optional equipment may be required for optimum operation [ch. 9.1]. The switch point must be checked and if necessary adjusted during commissioning.
Page 40: Concluding Work
Additional sheet Oil burner WL10…-D Z and WL20…-C Z with W-FM 25 5 Commissioning 5.4 Concluding work Oil leakage from oil pressure measuring devices due to constant load Oil pressure measuring devices could be damaged and cause environmental pollution through leakage. NOTICE Remove oil measuring devices once commissioning is complete.
Page 41: Subsequent Optimisation Of Operating Points
Additional sheet Oil burner WL10…-D Z and WL20…-C Z with W-FM 25 5 Commissioning 5.5 Subsequent optimisation of operating points If necessary, the combustion values can subsequently be corrected. Unplug bridging plug No. 7 on combustion manager. Combustion manager drives to Standby. Briefly press [–] and [+] simultaneously.
Page 42: Servicing
Additional sheet Oil burner WL10…-D Z and WL20…-C Z with W-FM 25 6 Servicing 6 Servicing 6.1 Service plan Components Criteria / design lifespan Service procedure Combustion Manager 250 000 burner starts or 10 years Replacement recommended [ch. 6.4]. Flame sensor QRB4 Soiling Clean Damage...
Page 43: Removing And Refitting Air Damper Actuator
Additional sheet Oil burner WL10…-D Z and WL20…-C Z with W-FM 25 6 Servicing 6.2 Removing and refitting air damper actuator Observe notes on servicing. Removing Remove actuator plug 4 from combustion manager. Remove screws 5. Remove actuator with fixing plate 3 and shaft 2. Refitting Damage to the actuator caused by turning the hub Actuator could be damaged.
Page 44: Removing And Refitting Angle Drive
Additional sheet Oil burner WL10…-D Z and WL20…-C Z with W-FM 25 6 Servicing 6.3 Removing and refitting angle drive Observe notes on servicing. Removing Remove air damper actuator [ch. 6.2]. Remove screws 2. Remove angle drive. Refitting Turn shaft 1 to its stop (air damper Open) and hold. Fit angle drive to shaft.
Page 45: Replacing The Combustion Manager
Additional sheet Oil burner WL10…-D Z and WL20…-C Z with W-FM 25 6 Servicing 6.4 Replacing the combustion manager Observe notes on servicing. Unplug all plugs. Undo screws 1. Push combustion manager upwards and replace. Connect all plugs again. Preset combustion manager Unplug bridging plug No.
Page 46 Additional sheet Oil burner WL10…-D Z and WL20…-C Z with W-FM 25 6 Servicing Press [+]. Setting level (parameter E0) is displayed. Adopt value 0 (single fuel burner) and if necessary adjust using [Enter] and [–] key. Press [+]. E1 is displayed. The value of parameter E1 can not be altered.
Page 47 Additional sheet Oil burner WL10…-D Z and WL20…-C Z with W-FM 25 6 Servicing Adopt value 0 (no ignition delay), and if necessary set using [Enter] and [-]. Press [+]. Combustion manager changes into the setting level for step points. Determine the operating points from the sticker 1. Set the burner using these operating points and adjust [ch. 5.2].
Page 48: Replacing The Fuse
Additional sheet Oil burner WL10…-D Z and WL20…-C Z with W-FM 25 6 Servicing 6.5 Replacing the fuse Observe notes on servicing. Unplug connection plug from combustion manager. Replace fuse (T6.3H, IEC 127-2/5). 1 Replacement fuse 48-60 83595202 1/2025-05 Ch...
Page 49: Troubleshooting
Top up water. exchanger has triggered Reset low water safety interlock on heat exchanger. Notify your heating contractor or Weishaupt Customer Service if the problem occurs repeatedly. 7.1.2 Display OFF The following faults may be corrected by the operator: Fault...
Page 50: Display Flashes
Additional sheet Oil burner WL10…-D Z and WL20…-C Z with W-FM 25 7 Troubleshooting 7.1.3 Display flashes A burner fault has occurred. The burner is in lockout. The error code is displayed flashing. Read error code, e. g. A7h. Rectify cause of fault [ch. 7.2]. Reset Danger resulting from incorrect fault repair Incorrect fault repair can cause damage to the equipment and injure personnel.
Page 51: Detailed Fault Codes
Additional sheet Oil burner WL10…-D Z and WL20…-C Z with W-FM 25 7 Troubleshooting 7.1.4 Detailed fault codes Additional information, which breaks down the error in more detail, can be displayed by pressing a button. The first detailed fault code and the second detailed fault code are only relevant for the following faults: 1.
Page 52: Rectifying Faults
Additional sheet Oil burner WL10…-D Z and WL20…-C Z with W-FM 25 7 Troubleshooting 7.2 Rectifying faults Faults must only be rectified by qualified personnel: Fault codes Cause Rectification 01h … 02h Internal unit fault Interrupt the voltage supply temporarily Reset the burner, if fault reoccurs replace the 05h …...
Page 53 Additional sheet Oil burner WL10…-D Z and WL20…-C Z with W-FM 25 7 Troubleshooting Faults must only be rectified by qualified personnel: Fault codes Cause Rectification Switch off via PC Software – Second detailed fault code: A1h Check Bus address Invalid Bus address Second detailed fault code: A5h Check configuration at output B4...
Page 54 Additional sheet Oil burner WL10…-D Z and WL20…-C Z with W-FM 25 7 Troubleshooting Faults must only be rectified by qualified personnel: Fault codes Cause Rectification Tolerance fault actuator Check freedom of movement of air damper and / or angle drive Replace actuator [ch. 6.2] Actuator does not drive to reference point Check freedom of movement of air damper and /...
Page 55 Additional sheet Oil burner WL10…-D Z and WL20…-C Z with W-FM 25 7 Troubleshooting Faults must only be rectified by qualified personnel: Fault codes Cause Rectification Switch contact of air pressure switch not in Check air pressure influences Standby Check air pressure switch setting Check air pressure switch and cable, replace if necessary Replace combustion manager [ch. 6.4]...
Page 56: Technical Documentation
Additional sheet Oil burner WL10…-D Z and WL20…-C Z with W-FM 25 8 Technical documentation 8 Technical documentation 8.1 Program sequence The exact operating status of the combustion manager can also be displayed. Activate operating status [ch. 4]. Operating phase Operating status Condition / function Fault present F ..
Page 57: Project Planning
Additional sheet Oil burner WL10…-D Z and WL20…-C Z with W-FM 25 9 Project planning 9 Project planning 9.1 Additional requirements Additional requirements for burners for liquid and gaseous fuels to EN 267: the pressure equipment operates in accordance with the Pressure Equipment Directive 2014/68/EU as a component of an industrial thermo-processing system to EN 746-2 on steam and hot-water water-tube boilers to EN 12952-8...
Page 58 Additional sheet Oil burner WL10…-D Z and WL20…-C Z with W-FM 25 10 Notes 10 Notes 58-60 83595202 1/2025-05 Ch...
Page 59 Additional sheet Oil burner WL10…-D Z and WL20…-C Z with W-FM 25 11 Key word index 11 Key word index Access level .............. 15, 22 Mains voltage ............... 11 Actuator................. 43 Minimum oil pressure switch........ 6, 23 Adjust.................. 41 Minimum speed ............ 36, 38 Air damper ................ 43 Motor contactor.............. 13 Air pressure switch............ 5, 39...
Page 60 Max Weishaupt SE · 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. C'est la ﬁabilité. Das ist Zuverlässigkeit. That's reliability. 信頼性とは､ころいろものです。 Questa è afﬁdabilità.

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