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Summary of Contents for Weishaupt WG10 1-C Series
- Page 1 Installation and operating instructions 83055303 – 1/2002 Weishaupt gas burner WG10.../1-C, version Z-LN (Low NO For gas types Natural Gas E, LL and Liquid Petroleum Gas B/P...
- Page 2 Conformity Certification to ISO/IEC Guide 22 Confirmed by: Max Weishaupt GmbH Address: Max Weishaupt Straße D-88475 Schwendi Product: Gas burner with fan Type: WG10.../1-C, version Z The products described above conform to Document No.: EN 676 EN 292 EN 50 081-1...
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Page 3: Table Of Contents
Contents 1 General information 2 Safety information 3 Technical description 3.1 Permissible applications 3.2 Function 4 Installation 4.1 Safety information on installation 4.2 Delivery, transportation and storage 4.3 Preparation for installation 4.4 Burner installation 4.5 Valve train installation 4.6 Soundness test of valve train 4.7 Electrical connection 5 Commissioning and operation 5.1 Safety information on initial commissioning... -
Page 4: General Information
In principle, our “Conditions of Sale” are in force. This symbol is used to mark instructions, Weishaupt will not accept liability or meet any guarantee which, if not followed, could result in life claims for personal injury or damage to property arising as threatening electric shock. -
Page 5: Safety Information
2 Safety information Dangers when using the equipment Electrical safety Weishaupt products are manufactured in accordance with • Work on the electrical supply should be carried out by the relevant existing standards and guidelines and the a qualified electrician. recognised safety laws. However, improper use of the •... - Page 6 General information for gas operation Gas characteristics • When installing a gas combustion system, regulations The following information must be obtained from the gas and guidelines must be observed (i.e. Local Codes of supplier: Practice and Regulations). • Type of gas •...
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Page 7: Technical Description
3 Technical description 3.1 Permissible applications The Weishaupt WG10 gas burner is suitable for: • The burner must only be operated with the type of gas • mounting on heat exchangers according to EN303-3 given on the burner plate. or DIN4702-1 •... - Page 8 Start up test at burner start Valve proving At each burner start, a function test of the servomotors Following a controlled shutdown of the burner valve and the air pressure switch is carried out. If a deviation proving is automatically activated. The combustion from the intended programme is detected, start up is manager sequentially checks for incorrect pressure interrupted and the burner goes to lockout.
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Page 9: Installation
4 Installation 4.1 Safety information on installation Electrically isolate the plant Prior to installation switch off the mains switch and the safety switch. Failure to comply could cause death or DANGER serious injury by electric shock. 4.2 Delivery, transportation and storage Check delivery Check the delivery to see that it is complete and that there has been no damage in transit. -
Page 10: Burner Installation
4.4 Burner installation Preparing the heat exchanger Refractory and drilling dimensions The diagram shows the refractory for a heating appliance without cooled front. The refractory can, however, take a Heat exchanger drilling dims. conical shape (≥ 60°). Refractory may not be required on boilers with water-cooled fronts, unless the manufacturer Refractory gives other instructions. -
Page 11: Valve Train Installation
4.5 Valve train installation Risk of explosion! Valve trains must be mounted tension-free. Gas leaks can lead to the build-up of explosive Do not compensate for misalignment by over- gas/air mixtures. With the presence of an tightening. ignition source, these then result in Do not tighten or seal pipe thread connections while DANGER explosions. -
Page 12: Soundness Test Of Valve Train
4.6 Soundness test of valve train The valve train soundness test must be carried out with Soundness test the ball valve and solenoid valves closed. Test pressure in valve train: _____________ min. 100 mbar Waiting time for pressure equalisation: _______ 5 minutes Test time: ________________________________ 5 minutes Max. -
Page 13: Electrical Connection
4.7 Electrical connection 1. Check polarity of the connection plugs and . Electrical connection Wiring diagram see Ch. 5.5. 2. Plug 4 pole connection plug for ratings controller into combustion manager. single stage operation: fit plug with link according to wiring diagram two stage operation: connect plug to heat exchanger according to wiring diagram... -
Page 14: Commissioning And Operation
Check gas supply pressure Check gas supply pressure Risk of explosion! If the supply pressure is too high it can Max Weishaupt GmbH, 88475 Schwendi damage the valve train. The gas supply Burner type pressure must not exceed the maximum... - Page 15 Connect a manometer Connecting a manometer for gas To measure the gas pressure during commissioning. (Test point ) Checklist for initial commissioning The heating appliance must be assembled ready for Thermostat, pressure switch and other safety devices operation. must be in operating position. The operating instructions of the heat exchanger must There must be a demand for heat.
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Page 16: Commissioning And Setting
5.3 Commissioning and setting Determine values for pre-setting The values have been calculated on test flame tubes (EN 1. Select and set the required pre-setting for the air 676) under idealised atmospheric and combustion damper and diffuser. chamber conditions (maximum combustion chamber resistance to EN 303). - Page 17 Setting and connection pressures Burner Setting pressure Connection pressure min. rating after pressure (flow pressure in mbar into shut off valve) [kW] regulator [mbar] Valve train NB W-MF 507 3/4” Natural Gas E, H = 37·26 MJ/m (10·35 kWh/m ), d = 0·606, W = 47·84 MJ/m 6·2 10·0...
- Page 18 Function test Setting the limit switch 1. Open ball valve and close again for sequence test with ball valve closed. 2. Switch on burner. Burner starts in line with the sequence of operation. 3. The gas pressure switch detects insufficient gas. The combustion manager goes to the low gas programme (flashing red).
- Page 19 Carry out controlled start Open control circuit. Correcting measures with poor start behaviour: • Valve proving is carried out. • Reduce mixing pressure by turning the setting screw of the diffuser to the left (increase distance diffuser - Close control circuit and monitor start behaviour of burner combustion head front edge).
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Page 20: Shutdown Periods
Set air pressure switch Air pressure switch Factory pre-set: 3.5 mbar The switch point must be checked and adjusted during commissioning. For this a differential pressure measurement between points is required. 1. Install manometer as shown in the picture. 2. Start the burner. 3. -
Page 21: Sequence Of Operation And Wiring Diagram
5.5 Sequence of operation and wiring diagram Sequence of operation diagram Boiler control Start ignition Release ratings Boiler load control control OFF Air damper to Start full Ignition Valve proving full load setting load Ready for Gas valve Pre-purge operation open (Standby) Start partial... - Page 22 Basic wiring diagram...
- Page 23 5.6 Operating the W-FM 10 Function of signal button The signal button incorporated into the W-FM 10 carries Accidental operation of the button for less than 1 second: out the following functions: Code deleted, manager remains in lockout. • Resetting burner lockout •...
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Page 24: Fault Conditions And Procedures For Rectification
6 Fault conditions and procedures for rectification If the burner is found out of operation, in lockout the To avoid damage to the plant, do not reset the display will show a fault code. burner more than twice. If other fault codes are shown, check first that the basic If the burner locks out for a third time call for a requirements for operation are met. - Page 25 Condition Cause Remedy Motor Does not run Burner motor defective Replace burner motor (see Ch. 7.7) Capacitor defective Replace capacitor Air pressure switch Replace air pressure switch contact continuously closed Signal lamp orange lockout after 20 secs. Combustion manager defective Replace combustion manager motor runs continuously Air pressure switch defective...
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Page 26: Servicing
7 Servicing 7.1 Safety notes on servicing Failure to carry out maintenance and service Endangering operational safety work properly can have severe consequences, Maintenance work on the following individual components including the loss of life. Pay close attention to may only be carried out by the manufacturer or their the following safety notes. -
Page 27: Mixing Head - Removal And Refitting
7.3 Mixing head - removal and refitting Removing Removal and refitting the mixing head 1. Remove the flame sensor or ionisation plug 2. Remove the ignition cable from the ignition unit 3. Loosen screws 4. Remove mixing head from the housing (lightly rotate) Refitting Danger of explosion! Misalignment of the seal... -
Page 28: Ignition Electrode And Sensor Electrode Setting
7.5 Ignition electrode and sensor electrode setting Remove the mixing head (see Ch. 7.3.) Setting dimension ignition electrode For setting dimensions see illustration. If necessary, the setting of the sensor electrode can be adjusted to match site-specific conditions. 1}5…2 1,5...2 Sensor electrode with 6·3 mm diameter plug Ignition electrode with 4·0 mm diameter plug 7.6 Service position of fan housing cover... - Page 29 7.7 Removal and refitting fan wheel and fan motor Removal Removal and refitting fan wheel and fan motor 1. Put the fan housing cover in the servicing position (see Ch. 7.6.) 2. Loosen the threaded pin . 3. Remove the fan wheel. 4.
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Page 30: Removing And Refitting Of Gas Butterfly Valve
7.9 Removal and refitting gas butterfly valve Risk of explosion! Removal and refitting gas butterfly valve Uncontrolled gas leakage can lead to an explosive mixture of gas and air. If ignition source is present this can lead to an explosion. DANGER Removing 1. -
Page 31: Removing And Refitting Coil On Multifunction Assembly (W-Mf
7.11 Removal and refitting coil on multifunction assembly (W-MF...) Removal Solenoid replacement on W-MF... 1. Disconnect cable plug and unscrew top cap. 2. Remove coil by lifting. Pay close attention to solenoid type No. and voltage! Refitting Refit in reverse action. Please note: When re-commissioning carry out function test. -
Page 32: Removing And Refitting Combustion Manager
7.13 Replacing internal fuse W-FM10... -
Page 33: Technical Data
8 Technical data 8.1 Burner equipment Burner Combustion Motor Servomotor Ignition Gas pressure Air pressure Flame type manager unit switch switch sensor WG10…/1-C, W-FM 10 ECK 03/F-2/1 W-STD 4·5 W-ZG01 GW50 A5/1 LGW 10/A2 Ionisation vers. Z-LN 230V, 50Hz 2870 r.p.m. 0·13 kW, 1·0 A Cond. -
Page 34: Dimensions
8.6 Dimensions Dims. in mm α° 349 140 31·5 115 93·5 25 150-170 3/4” 45° –weishaupt–... -
Page 35: Valve Train
8.7 Valve train a Double nipple e Multifunction assembly W-MF b Elbow W-MF flange c Double nipple g Ball valve d W-MF flange Gas valve train (approx. dims. in mm) Type W-MF507 (3/4”) 350/338* 325/313* * without thermal shut off device Connection Components 3/4”... -
Page 36: Appendix
Appendix Calculation of gas throughput To provide the correct thermal input to the heat exchanger, Example: the required gas throughput must be determined Height above sea level 500 m beforehand. Barom. air pressure P fromTab. 953 mbar Baro. Gas pressure P at meter 20 mbar Conversion from standard to operating conditions... -
Page 37: Combustion Analysis
Combustion analysis For safe and economic operation of the plant, flue gas Determination of flue gas losses measurements are essential when commissioning. The oxygen content of the undiluted flue gas and the difference between the flue gas temperature and the Example of a simplified calculation for the required combustion air inlet temperature must be determined. -
Page 38: Notes
Notes... - Page 39 Notes...
- Page 40 Product and service are the complete Weishaupt achievement An extensive service organisation guarantees Weishaupt customers the greatest possible reliability. In addition our customers are looked after by heating firms who have been working with Weishaupt for many years.
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