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Installation and Operating Instructions
Screening screw 150
Translation of the original German operating and installation instructions for technicians and operators
Read and follow the instructions and safety information!
Technical changes, typographical errors and omissions reserved!
M1940017_en | Edition 03/04/2017
Fröling GesmbH | A-4710 Grieskirchen, Industriestraße 12 | www.froeling.com
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Summary of Contents for Fröling Screening screw 150
- Page 1 Installation and Operating Instructions Screening screw 150 Translation of the original German operating and installation instructions for technicians and operators Read and follow the instructions and safety information! Technical changes, typographical errors and omissions reserved! M1940017_en | Edition 03/04/2017 Fröling GesmbH | A-4710 Grieskirchen, Industriestraße 12 | www.froeling.com...
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Page 2: Table Of Contents
Table of Contents Table of Contents General Functional description Safety Hazard levels of warnings Permitted uses 2.2.1 Permitted fuels Wood chips Qualification of staff 2.3.1 Qualification of assembly staff 2.3.2 Personal protective equipment for assembly staff 2.3.3 Qualification of operating staff 2.3.4 Protective equipment for operating staff Design information... - Page 3 Table of Contents Maintenance schedule Troubleshooting Error list Appendix Addresses 8.1.1 Address of manufacturer 8.1.2 Address of the installer Installation and Operating Instructions Screening screw 150 | M1940017_en...
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Page 4: General
General 1 General Thank you for choosing a quality product from Froling. The product features a state-of- the-art design and conforms to all currently applicable standards and testing guidelines. Please read and observe the documentation provided and always keep it close to the system for reference. -
Page 5: Functional Description
This feeds the material via the closed trough to the transfer position, where it falls through to another feed screw or through the system’s burn back protection system (burn back flap, rotary valve or fuel lock). Installation and Operating Instructions Screening screw 150 | M1940017_en... -
Page 6: Safety
Safety Hazard levels of warnings 2 Safety 2.1 Hazard levels of warnings This documentation uses warnings with the following hazard levels to indicate direct hazards and important safety instructions: DANGER The dangerous situation is imminent and if measures are not observed it will lead to serious injury or death. -
Page 7: Permitted Uses
Permitted uses 2.2 Permitted uses Froling’s “Screening screw 150“ discharge system is only designed to discharge fuels from suitable stores. Only use fuels specified in the “Permitted fuels” section. Depending on the material fed, the screening screw filters out some of the fine wood chips, but is no replacement for a filtration system! The unit should only be operated when it is in full working order. -
Page 8: Permitted Fuels
Safety Permitted uses 2.2.1 Permitted fuels Wood chips Criterion Designation as per Description acc. to ÖNORM M 7133 ÖNORM M 7133 EN ISO 17225 Water content dried in chamber air-dried suitable for storage limited suitability for storage Size P16S Fine wood chip P31S Medium-sized wood chip... -
Page 9: Personal Protective Equipment For Assembly Staff
2.3.4 Protective equipment for operating staff You must ensure that staff have the protective equipment specified by accident prevention regulations. ▪ For operation, inspection and cleaning: - suitable work wear - protective gloves - sturdy shoes Installation and Operating Instructions Screening screw 150 | M1940017_en... -
Page 10: Design Information
Safety Design information 2.4 Design information Carrying out modifications to the system and changing or disabling safety equipment is prohibited. Always comply with all fire, building and electrical regulations when installing and operating the system, in addition to following the assembly and operating instructions and mandatory regulations that apply in the country of use. -
Page 11: Safety Devices
❒ Secure so that it cannot be switched on again ❒ Check that there is no power ❒ Earth and short circuit ❒ Cover any adjacent live parts and limit area of risk Installation and Operating Instructions Screening screw 150 | M1940017_en... - Page 12 Safety Residual risks CAUTION If unauthorised fuel types are used: Non-standard fuels can cause stiffness and block the system, resulting in the failure/breakage of components. Therefore: ❒ Only use fuels specified in the "Permitted uses" section of these operating instructions. Fröling GesmbH | A-4710 Grieskirchen, Industriestraße 12 | www.froeling.com...
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Page 13: Technical Information
Height, closed trough Diameter, ball connection Diameter, ejection pipe for dust / fines Diameter, ball connection Diameter, feed screw Diameter, screening screw Width, trough cover Width, trough α Inclination ° 5 (±8) Installation and Operating Instructions Screening screw 150 | M1940017_en... -
Page 14: Technical Data
Technical information Technical data 3.2 Technical data Screening screw 150 Geared motor Offset gears Electrical output 0.55 kW Speed 10.9 rpm Weight 28.5 kg Electricity supply 400 VAC / 50 Hz Safety limit switch 24 VDC Fröling GesmbH | A-4710 Grieskirchen, Industriestraße 12 | www.froeling.com... -
Page 15: Assembly Weight
Closed trough (specified in kg/m) 26.5 Top part of gravity shaft 5° 19.5 Screw drive ⇨ See "Technical data" [page 14] Feed screw Ø 150 (specified in kg/m) 12.5 Screening screw Ø 50 Installation and Operating Instructions Screening screw 150 | M1940017_en... -
Page 16: Fitting The Troughs
Assembly Fitting the troughs 4.2 Fitting the troughs NOTICE! The number of closed troughs (D) depends on the total length of the screening screw ❒ Secure bottom part of gravity shaft (A) with ceramic fibre seal (B) to the screening screw trough (C) (opposite inspection cover) - 4 hexagonal screws M12x35 - 4 hexagonal nuts M12... - Page 17 ❒ Place roller chain around sprockets of the two screws and secure with chain lock ❒ Fit chain tensioner (A) to bearing bracket and tighten chain ❒ Set the sprocket on the chain tensioner (A) so that all three sprockets are flush Installation and Operating Instructions Screening screw 150 | M1940017_en...
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Page 18: Fitting The Top Part Of Gravity Shaft And Drive Unit
Assembly Fitting the top part of gravity shaft and drive unit ❒ Fit chain guard (A) to bearing bracket from underneath and secure with captive screw (B) For ball design: ❒ Secure transfer beaker (C) to round flange of bottom part of gravity shaft with ceramic fibre seal (D) 4.3 Fitting the top part of gravity shaft and drive unit ❒... - Page 19 ❒ Turn the torque support with bearing 180° and secure to geared motor ❒ Turn the geared motor and torque support 180° and fit to the screw end and torque support as explained above Installation and Operating Instructions Screening screw 150 | M1940017_en...
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Page 20: Fitting Attachments
Assembly Fitting attachments 4.4 Fitting attachments ❒ Secure limit switch (A) to upper part of gravity shaft - 2 cylinder head screws M5x40 ➥ The reel of the safety limit switch (A) must be positioned as illustrated ❒ Fit the elbow (B) of the water sprinkler system to the upper sleeve on the upper part of gravity shaft ❒... -
Page 21: Closing The Wall Penetration
The filtered dust / fines are fed from the screening screw to the ejection pipe. A suitable receptacle must be provided by the customer. Screening screw Ejection pipe Ø 100 mm suitable connection line (e.g. flexible hose) suitable receiving tank (e.g. flap-bottomed container) Installation and Operating Instructions Screening screw 150 | M1940017_en... -
Page 22: Adjusting The Screen
Assembly Adjusting the screen 4.8 Adjusting the screen 0% 100% ❒ Adjust the mesh size on side of trough using hexagonal screws (AF 17 mm – A) ➥ Screw in screen plates (B) => increases the mesh size ➥ Unscrew screen plates (B) => reduces mesh size NOTICE! Note the teeth on the screen plates –... -
Page 23: Connecting The System
When connecting the sprinkler system, please also note: ❒ Put a stopcock and bolted joint in front of the thermal discharge safety device ➥ Important for easy dismantling in the event of maintenance work! Installation and Operating Instructions Screening screw 150 | M1940017_en... -
Page 24: Operating The System
Operating the system Initial startup 5 Operating the system 5.1 Initial startup NOTICE Efficient operation can only be guaranteed if the system is set by specialist staff and the default factory settings are observed. Therefore: ❒ Initial startup should be carried out with an installer approved by Fröling Heizkessel- und Behälterbau GesmbH or with Froling customer services Before commissioning or before the first filling, carry out the following checks: ❒... -
Page 25: Decommissioning
5.3.2 Disposal ❒ Disposal should be carried out according to the valid national regulations and guidelines. ❒ You can separate and clean recyclable materials and send them to a recycling centre. Installation and Operating Instructions Screening screw 150 | M1940017_en... -
Page 26: Servicing
Servicing Maintenance schedule 6 Servicing DANGER When working on the unit with a live power supply: Serious injury possible due to automatic startup! When working on the system or in the store, it is essential that the five safety directives are followed: ❒... - Page 27 Sprockets / chain ❒ Check sprockets and chain for dirt and damage ❒ Lubricate chain Fines container ❒ Empty fines container ➥ Interval depends on raw material and volume of container Installation and Operating Instructions Screening screw 150 | M1940017_en...
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Page 28: Troubleshooting
Troubleshooting Error list 7 Troubleshooting 7.1 Error list Error Possible cause Error resolution characteristics Discharge empty ❒ No fuel in the container ❒ Check the store and refill with fuel if necessary (level sensor!) ❒ Motor defective ❒ Check the motor and wiring for damage ❒... -
Page 29: Appendix Addresses
8.1.1 Address of manufacturer FRÖLING Heizkessel- und Behälterbau GesmbH Industriestraße 12 A-4710 Grieskirchen AUSTRIA TEL 0043 (0)7248 606 0 FAX 0043 (0)7248 606 600 INTERNET www.froeling.com 8.1.2 Address of the installer Stamp Installation and Operating Instructions Screening screw 150 | M1940017_en...
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