Metro 70 - Metro 70 Tunnel
Contents
1. Use heat resistant insulating material for ducts made of combustible material Connect the concentric pipe sections and the bend s Fit a clamping strip and silicone sealing ring to every connection 38c 744F Secure the clamping strip with a self tapping screw in places which will be inaccessible after installation Use enough brackets to ensure that the weight of the pipes does not rest on the appliance Determine the remaining length of the wall duct Cut the wall duct to size Fit the wall duct with the bead double edge at the top Be sure to maintain the correct insertion length Mount the wall duct onto a heat resistant plate for use with a wall duct made of combustible material Fix the wall duct with four screws in the appropriate holes Fit the horizontal concentric pipe sections sloping towards the wall duct to stop rain getting in 6 5 3 Use with a roof duct 6 5 3 1 Constructing the concentric system A concentric pipe of at least one meter should first be connected vertically to the equipment The baffle and or air inlet guides will be adjusted according to the structure of the concentric system You may proceed as follows 1 Determine the number of pipe bends required no distinction is made between 45 and 90 pipe bends 2 Determine the horizontal pipe lengths in meters 3 Determine the vertical sloping pipe lengths without roof ducts in meters With this data you can2. WWW dru nl 3 SAFETY 3 1 General A n e Please read this chapter on safety carefully before commencing installation or maintenance L a L a L a gt gt gt gt gt gt mg gt gt gt Always observe universal regulations and the precautionary measures safety instructions in this manual 3 2 Regulations The appliance should be installed in compliance with current national local and constructional installation regulations 3 3 Precautionary measures safety instructions regarding installation Observe the following precautions safety regulations precisely You may only install and or service this appliance if your are a qualified installer skilled in installing decorative gas fires do not adjust the appliance in any way use inflammable and heat resistant materials for building a chimney breast including the back wall the inside and the top of the chimney breast the minimum internal dimensions required for the chimney breast must be taken into account the chimney breast should be ventilated by vents with total free vent area of 200 cm only use the flue combustion air supply systems supplied by DRU use the wall brackets supplied to mount the appliance do not install the appliance flat against the back wall leave the space between the feet free do not cover and or pack the appliance with an insulating blanket or any other material Make sure combustible objects and or mater
3. mg mg gt Ane gt Lay the chain with the type plate facing the control box Adjust the height of the appliance Using a spirit level to ensure it is absolutely level Do not install the appliance flat against the back wall Leave the space between the feet free Do not cover and or pack the appliance with an insulating blanket or any other material Secure the appliance against the wall using the wall brackets and rawplugs supplied see Fig 3 Wall brackets 38c 1187a 38c 1187b Metro Metro tunnel Ane 6 5 Flue combustion air supply system 6 5 1 General The appliance is type C11 C31 The appliance is connected to a combined flue combustion air supply system from here on referred to as the concentric system It is also possible to use an existing duct Only use the concentric system 100 150mm and related accessories supplied by DRU The system has been appro ved along with the equipment Where non DRU systems are used DRU cannot guarantee or accept any responsibility for the proper and safe working of the same The concentric system is constructed from the appliance up If for structural reasons the concentric system is fitted first the appliance can be connected later using a piece of telescopic pipe An equipment can be fitted with a wall duct please refer to 6 5 2 or a roof duct please refer to 6 5 3 6 5 2 Installation with a wall duct 6 5 2 1 Constructing the concentri
4. Remote control iia once the gas valve has opened the main burner should ignite within a few seconds Tip When the gas valve opens the motor will start to run this is audible If the main burner does not ignite then Tg Check that button A on the gas control block is set to ON Tg Check that the space round the pilot is free Tg Check that the logs pebbles have been arranged correctly Tg Resolve any of the above as necessary m gt Test the main burner 5 times to ensure it is working properly 8 4 Flame effect The flame effect cannot really be assessed until the fire has been on for several hours Volatile elements in paint materials etc which evaporate during the first hours of use will initially influence the flame effect IN B If the chimney breast is made of stone like materials or has been finished in stucco it should be left to dry for at least 6 weeks prior to taking it into operation in order to prevent cracks ima Check that the flame effect is symmetrical An asymmetrical flame effect could be caused by volatile substances evaporating incorrectly arranged logs pebbles mib Rearrange the logs pebbles as necessary The appliance should be inspected cleaned and if necessary repaired by a qualified installer with professional expe rience of decorative gas fires at least once a year The appliance should at least be tested to check it works correctly and safely A n e Switch off the gas before commencing any ma
5. check using the Table 1 whether the drain system is permissible and the adjustments specific to the same The table functions as follows in the first 2 left columns search for the number of the pipe bends and the horizontal length and in the 3 column search for the vertical sloping length after which you will arrive at the letter A B or C Thereafter click in Table 2 to find out the instructions relating to the air inlet guide and baffle for installation removal see 6 8 METRO 70 INSTRUCTION FOR INSTALLATION The following are 2 examples Example 1 Example 2 1 2 pipe bends 1 3 pipe bends 2 3 meters horizontal pipe 2 4 meters horizontal pipe 3 5 meters vertical sloping pipe 3 9 meters vertical sloping pipe Apply Situation A The situation is not permissible G31 total number of total number of meters of vertical and or sloping pipe lengths meters of horizon tal pipe lengths S 3 EEN 8 49l 10 P We no bends O B C C D JDJ E E F JFL F F F 2 bends o A B C cJl D D E II F F F i A A B ilcl c Dp pv llel E F p 2 A A Ill c c b Nod Ka 38 gt A gt A B C C ND OD je A A A B C e 5 3 bends O A A B C C D Dill E F F 1 A A A B C C D JD E E 2 A A A B C C ILC D A A A B C IIE gt 4 gt gt A gt A gt A gt B 4 bends O A A A B
6. dry for at least 6 weeks prior to taking it into operation in order to prevent cracks volatile elements in paint materials etc will evaporate the first time the fire is used the fire should preferably be used at the highest setting so that these elements will evaporate more quickly the room should be well ventilated im Hand the user the user manual and the installation manual the installation manual should be kept near the appliance 11 Troubleshooting A number of faults which could occur their possible causes and solutions are shown in the table below Table 3 Troubleshooting Possible cause Problem Solution A No transmission motor doesn t work 1 The new communication code between the receiver and the remote control has not been confirmed 1 Press and hold the reset button on the receiver until you hear 2 bleeps After the second longer bleep release the reset button and within 20 seconds press W on the remote control until you hear an extra long bleep which confirm the new code see Photo 26 It may be necessary to programme a new communication code see operatingin structions section 4 2 7 and or beside metal compo nents 2 Dead batteries 2 Replace the batteries IN B Avoid short circuits between the batte ries and metal parts of the appliance 3 Receiver is damaged 3 Replace the receiver and confirm change the code solution 1 A Remote
7. within 850 mm to the left or right of the appliance as low as possible size of the control box see section 8 2 Installing the control box position of the vents the size of the glass window so that it can be fitted removed once the chimney breast has been built protecting the gas control block and hoses from cement and plaster The vents should preferably be created in both sides of the chimney breast you could use DRU ventilation elements 38c 1216 38c 1078 English English METRO 70 INSTRUCTION FOR INSTALLATION gt gt gt gt Ip mg gt Tip gt gt N B UT UT UT UT UT UT UT Tip Check that the concentric system has been installed correctly Check that the clamping strips have been secured with self tapping screws in places which will be inaccessible later Allow sufficient clearance round the appliance in the chimney breast to enable the heat to disperse minimum internal height 1350 mm minimum internal width 1010 mm Do not plaster over the flanges because the heat from the appliance could cause cracks it will then be impossible to remove fit the glass window If the chimney breast is made of stone like materials or has been finished in stucco it should be left to dry for at least 6 weeks prior to taking it into operation in order to prevent cracks 6 7 Inst
8. C C D D E F F 1 A A A A B C C D D E 2 A A A A B C C D 3 Alalalal BIC 4 A IAIA TA 5 IM The situation is not permissible Situation Inlet guide Damper Distance damper A NO NO OPEN B YES YES 53mm C YES YES 48 mm D YES YES 43 mm E YES YES 38 mm F YES YES 33 mm 6 5 3 2 Installing the concentric system The roof duct can be used for either a sloping roof or a flat roof Depending on the intended use the roof duct will be supplied with either adhesive flashing for a flat roof or a uni versally adjustable tile for a sloping roof Install the concentric system as follows ULg 3 METRO 70 INSTRUCTION FOR INSTALLATION gt Awe UT UT UT UT gt UT IN B gt IN B IN B Tip Construct the system from the connection stub of the appliance up Allow a minimum distance of 50 mm between the outside of the concentric system and the walls and or ceiling Use heat resistant insulating material for ducts made of combustible material Connect the concentric pipe sections and any necessary bends Fit a clamping strip and silicone sealing ring to every connection Secure the clamping strip with a self tapping screw in places which will be inaccessible after installation Use enough brackets to ensure that the weight of the pipes does not rest on the appliance Determine the remaining length of the roof duct Cut the roof duct to size Be sure to maintain the co
9. Metro 70 Metro 70 Tunnel G31 Instructions for installation GB IE ar Please retain this document carefully LE UK English English METRO 70 INSTRUCTION FOR INSTALLATION page Foreword 2 1 Introduction 3 2 EC Declaration of Conformity 3 3 SAFETY 3 3 1 General 3 3 2 Regulations 3 3 3 Precautionary measures safety instructions regarding installation 3 Instructions A 5 Unpacking 4 6 Installation 4 6 1 Regulations 4 6 2 Gas type 4 6 3 Gas connection 4 6 4 Positioning the appliance 5 6 5 Flue combustion air supply system 6 6 6 Building the chimney breast 9 6 7 Installing the control box 10 6 8 Adjusting the appliance 10 6 9 Arranging the logs pebbles 12 6 10 Glass window 13 7 Wireless remote control 14 7 1 Receiver 14 8 Final inspection 15 8 1 Gastightness 15 8 2 Gas pressure pre pressure 15 8 3 Igniting the pilot and main burner 15 8 4 Flame effect 16 9 Maintenance 16 10 Completion 17 11 Troubleshooting 17 Annex1 Components supplied 19 Annex 2 Technical data 19 Annex 3 Spare parts 19 Foreword IT Tip IN B As manufacturer of gas heating appliances DRU develops and produces products to meet the highest possible quality performance and safety requirements As a result of which the user is able to enjoy using your appliance for years to come This appliance is CE marked it complies with the essential requirements of the European Appliance Directive The
10. ad Replace the batteries IN B Avoid short circuits between the batte ries and metal parts of the appliance Pilot burner is on but there is no gas flow to the main burner Button A is set to MAN Appliance is set to pilot mode Pre pressure is too low Magnetic valve is damaged Switch button A on the gas control block to ON see Photo 22 Increase the flame height by pressing don the remote control Test the pre pressure Contact the power company if necessary Replace the gas control block METRO 70 INSTRUCTION FOR INSTALLATION The table below specifies the components supplied with the appliance Table 4 Components supplied Annex 1 Components supplied Component Quantity Order number Set of Logs Pebbles 1X 22491 22483 Control box 1X 26280 Control box manual 1X 957 577 06 Installation manual 1x 959 002 03 User manual 1X 958 010 00 Trim left right Metro 70 2x 38724174 Metro 70 Tunnel 4x Trim bottom Metro 70 1x 38741302 Metro 70 Tunnel 2x Damper template 1X 38714165 Damper 1X 38741224 Rawplugs M8x140x50 2X 509330 Hexagonal nut M8 AX 521308 Washer 8 4 mm AX 525070 Spare self tapping screws for the glass window Socket spanner 8 mm 1X 790811 Remote control with receiver 1X 806277 9V square battery 1x 923001 Penlight battery AA type 4X 923100 Pressure coupling 15 mm x G3 8 1X 149234 Table 5 Technical
11. alling the control box The control box is to be installed as low as possible The control box contains various components such as the type plate the gas control block and the receiver for the remote control See Fig 5 for details Make a 285 x 194 mm h x w opening in the chimney breast Fit the inner frame 1 to do this unscrew the bolts 5 If the chimney breast is brick the inner frame can be cemented in during building For a chimney breast of any other material glue cement the inner frame in place or fit it with four countersunk screws Mount the gas control block on the brackets 2 on the inner frame Reconnect the hoses to the gas control block Avoid kinks in the hoses Tighten the flexible hose and aluminium pipe making sure they are gastight Screw the thermocouple on by hand first and then tighten a quarter turn Connect the thermocouple wiring to the gas control block if necessary see Photo 1 Blow through the gas pipe if necessary Connect the gas pipe to the gas tap Bleed off the air in the gas pipe Fit the receiver 3 see section 10 1 for connections Fit the type plate 6 Fit the outer frame with door 4 to the inner frame using the two self tapping screws 5 You can position the outer frame in such a way that the door opens to either the left or right 6 8 Adjusting the appliance The appliance should be appropriately adjusted to ensure it works correctly in combination with the f
12. appliance is supplied with two manuals the installation manual and the user manual You the installer should be professionally skilled in the field of decorative gas heating The installation manual gives you all the information you will need to be able to install the appliance in such a way that it works correctly and safely This manual deals with the installation of the appliance and the appropriate regulations It also includes the techni cal data for the appliance and information on maintenance and troubleshooting Please read and use this installation manual carefully In the manuals the following symbols are used to denote important information What to do Suggestions and recommendations These instructions are important to avoid possible problems during installation and or use These instructions are important to avoid fire personal injury or other serious damage Once you have completed the installation you are to hand both the user manual and this installation manual to the user METRO 70 INSTRUCTION FOR INSTALLATION 1 Introduction The appliance is available in two models the Metro 70 and the Metro 70 Tunnel This version of the Metro 70 and the Metro 70 Tunnel is suitable for propane gas The Metro 70 is a standard gas fire and should always be installed against a wall The Metro 70 Tunnel is just that a tunnel fire with both a front and back window The Metro 70 and the Metro 70 Tunnel are clos
13. c system The settings of the equipment are made in the factory with a 1 to 4 meter vertical pipe 90 pipe bend wall duct In such case the system does not require any further adjustments If your situation is not as described above you should remove the air inlet guide as mentioned in 6 8 2 Always start with a vertical pipe on the equipment You may begin with a vertical pipe of at least 0 5 meter and a maximum of 4 meters METRO 70 INSTRUCTION FOR INSTALLATION Ane See the example in Fig 4a Awe II II II UT gt UT UT UT IN B gt IN B Please note that if you install a 0 5 meters vertical pipe on the equipment the length should not exceed 2 meters The air inlet guide should be removed see 6 8 2 Please note that if you install a 1 to max 4 meters vertical pipe on the equipment the maximum ho rizontal length should not exceed 3 meters The air G inlet guide should be removed see 6 8 2 see the example in Fig 4b 38c 744e 6 5 2 2 Installing the concentric system To install the concentric system commence as fol lows Construct the system from the connection stub of the appliance up Maintain a distance of at least 50 mm between the outside of the concentric system and the walls and or ceiling If the system will be built in for instan ce a cove it should be fully made of incombustible material
14. control is damaged A Replace the remote control and confirm change the code solution 1 5 Motor wiring broken atthe 5 Replace the motor wiring at the valve valve 6 Bent pins on the 8 pin con 6 Straighten the pins on the 8 pin connector nector 7 Ifthe receiver is surrounded 7 Change the position of the aerial by metal the transmission range may be reduced B No ignition 1 Button A is set to MAN 1 Switch button A on the gas control block to ON see Photo 22 2 Ignition wire lying across 2 Do not let the ignition wire touch any thing metal This will weaken the spark see 2 Ignition wire lying across and or along beside metal components Replace the ignition wire if necessary 17 English English METRO 70 INSTRUCTION FOR INSTALLATION No bleep Receiver is damaged D Replace the receiver and confirm change the code solution 1 at A One continuous 5 second bleep There may be 7 short bleeps before the 5 second bleep N Loose wiring Receiver is damaged Bent pins on the 8 pin con nector Magnetic valve is damaged Ge T Connect the wiring correctly Replace the receiver and confirm change the code solution 1 at A Straighten the pins on the 8 pin connector Replace the gas control block No pilot Air in the pilot pipes Thermocouple wires round the wrong way No spark at the pilot burner Purge the pipes or restart
15. data Annex 2 Technical data The technical data for the Metro 70 Metro 70 Tunnel are given in the table below Type C11 C31 Pre pressure mbar Gas type G31 G31 Burner pressure mbar 28 5 NL 30 Nominal Load Hs kW 6 6 BE 37 Nominal Load Hi kW 6 0 FR 37 Nominal Capacity kW 4 3 DE 50 Consumption L h 245 AT 50 Burner jet mm 2x 0 95 CH 37 Consumption on stand by L h 163 GB 37 Fine adjustment jet mm 1 20 IE 37 Pilot jet Code 30 NO 30 Efficiency category 2 PT 37 Annex3 Spare parts Spare parts are available from www druservice nl 19 English lt 2 on O a O Q ony LA O f Sch WV DRU Verwarming BV The Netherlands Postbus 1021 NL 6920 BA Duiven Ratio 8 NL 6921 RW Duiven
16. ed decorative fires A closed tunnel draws its combustion air from outside and not from the living area This is done by way of a combined system that discharges the flue gases and sup plies the combustion air In this concentric system the outer pipe serves as air supply and the inner pipe as the flue This system can be installed through either the outer wall or the roof The appliances are built into a chimney breast The DRU product range includes several chimney breasts The chimney breast must be well ventilated to ensure a good heat distribution DRU can supply various ventilation elements The appliances are supplied with a wireless battery operated remote control 2 EC Declaration of Conformity We hereby declare that the design and construction of the decorative gas heating appliance marketed by DRU con forms with the essential requirements of the Gas Appliance Directive This declaration will be rendered invalid should the appliance be altered in any way without the written consent of DRU Product Type Applicable EC Directives Applicable harmonised standards Decorative gas heating appliance Metro 7o Metro 70 Tunnel 90 396 EEC NEN EN 673 NEN EN 613 A1 In house measures guarantee that serially produced appliances always conform with the essential requirements of the current EC Directives and the applicable standards R Gelten DRU VERWARMING B V Postbus 1021 6920 BA Duiven Ratio 8 6921 RW Duiven
17. g screws first tighten the bottom 4 self tapping screws by hand then tighten the other 6 self tapping screws by hand then tighten all the screws but not too tightly otherwise they might break tight tight IN B Avoid remove fingerprints on the window as they will burn into the glass English METRO 70 INSTRUCTION FOR INSTALLATION i ef gt ri Catch ag Ze d Ce D Photo 15 e E a ee ae j ef h WIESEN 7 Wireless remote control See Chapter 4 of the User Manual Remote Control for details of how to operate the system The remote system consists of a remote control system and a receiver The procedure for connecting the receiver has been described below the working of the remote control system has been explained in detail in Chapter 4 4 2 of the User Manual 4 4 2 7 1 Receiver The receiver must be connected to the appliance before the batteries are inserted Do this as follows see Photo 21 mia Slide the brown plug off the lead at the back on the PCB of the receiver imi Connect the white plug to the gas control block Tip the plugs are different sizes and correspond with the connectors m gt Connect the thermocouple wires to the receiver see Photo 21 arrows B Tip the size of the eye corresponds with the size of the screw the colour of the eye and screw also correspond m gt Connect the ignition wire to the receiver see Photo 21 arrow A im Connect
18. ials have a minimum distance from the appliance of 500 mm only use the log pebble set supplied arrange the logs pebbles exactly as described English METRO 70 INSTRUCTION FOR INSTALLATION Tg leave a space around the pilot burner m gt avoid any dirt in the gas pipes and connections Tg test the gastightness of all connections before use Tg use heat resistant electrical connection materials im install the electrical connections away from the appliance Tg avoid blocking the explosion hatch hatches Tg ensure the explosion hatch hatches on top of the heater are right on their seats before you close the chimney breast m gt do not ignite the appliance until installation has been completed A Instructions To ensure the appliance works correctly and safely always take the following points into consideration during installation m gt place the control box supplied as low as possible TM ensure the ignition wire does not lie across the receiver ita ensure the ignition wire does not touch or cross the aerial a gt to avoid weakening the spark ensure the ignition wire does not touch anything metal mg if the appliance is to be built in flush with the wall finish the edges neatly ii do not plaster over the flanges Tg avoid damaging the glass when removing fitting the window pane Tg to prevent dirt burning into the glass make sure it is clean before use 5 Unpacking Please take the follow
19. ing points into consideration when unpacking the appliance English m gt Check the appliance for transit damage ii Contact DRU Service if necessary Once the packaging material has been removed you should have the following components Socket spanner You will find this in the space between the assembly frame and the combustion chamber Trimmings These are in the same space Once you have removed the glass pane you can remove the box of components from the combustion chamber IN B Be careful not to damage the glass when removing fitting the window pane im Remove the window as described in paragraph 6 10 1 im Take the box of components out of the combustion chamber Annex 1 Table 4 specifies the components you should have once everything has been unpacked im Contact DRU Service if after unpacking the appliance you do not have all the components Da Dispose of the packaging in an appropriate manner 6 Installation Please read the manual carefully to ensure that once installed the appliance will work correctly and safely IN B Install the appliance in the order described in this chapter 6 1 Regulations Observe the current applicable installation regulations Observe the regulations instructions laid down in this manual 6 2 Gas type The type plate specifies the type of gas gas pressure and the country this appliance is intended for The type plate is on a chain and that is where it should stay A n e Check that the a
20. intenance Test the gastightness after any repairs After replacing the thermocouple tighten the coupling nut on the gas control block by hand first and then tighten it another quarter turn Tg Clean the following components if necessary the pilot burner the combustion chamber theglass IN B Remove the glass as described in section 6 10 Remove the deposit on the inside of the glass with a damp cloth or a non abrasive cleaning product such as copper polish 16 METRO 70 INSTRUCTION FOR INSTALLATION Avoid remove fingerprints on the window as they will burn into the glass Replace broken and or cracked glass N B Replace the logs pebbles correctly see section 6 9 I gt Inspect the flue combustion air supply system Tg Test the system as described in chapter 8 10 Completion Familiarise the user with the appliance You should instruct him her on such things as how to use the appliance and how it works how to use the remote control and about the need for annual maintenance A n e Tell the user to switch off the gas immediately and to contact the installer in the event of a failure malfunction to avoid unsafe situations Show him her where the gas tap is La Explain how to use the appliance and the remote control im Point out that when the appliance is used for the first time Ifthe chimney breast is made of stone like materials or has been finished in stucco it should be left to
21. lue system This may entail fitting a damper and or removing the inlet guides see the requirements in Table 1 Adjustment criteria for appliance with wall duct and Table 2 Adjustment criteria for appliance with roof duct 6 8 1 Damper R The damper R is packed separately This is fitted as follows see Fig 6 10 METRO 70 INSTRUCTION FOR INSTALLATION b D D r Ki E 9 d K kb Lf d i g kW E E K wv 8 DA a sta wi z m a me yaa ap English 11 METRO 70 INSTRUCTION FOR INSTALLATION a gt Unscrew the 6 self tapping screws in the centre plate a gt Remove this plate a gt Fit the damper na Adjust the distance of the damper using the template provided see Fig 7 i gt a distance of 33 mm means that the damper is closed as far as possible a gt use the template to adjust to 38 43 48 and 53 mm gt Secure the damper in place with the socket head screw a gt Replace the centre plate English 6 8 2 Air inlet guides L The air inlet guides L rest left and right on the sides of the burner tray see Fig 8 mia Remove the air inlet guides if necessary 6 9 Arranging the logs pebbles The appliance is supplied with a set of logs or pebbles A n e Observe the instructions below precisely to avoid unsafe situations only use the log pebble set supplied arrange the logs pebbles exactly as described do not cover the pilot burner
22. miculite to help preserve the useful life of the burner ima Fill the burner tray and the tray surrounding the burner with the carrara stones gt Spread them evenly in a single layer see Photos 12 and 13 N B If pebbles on top of each other or otherwise wrongly arranged this could result in the main burner not igniting properly which could lead to unsafe situations the flame effect will be distorted 12 METRO 70 INSTRUCTION FOR INSTALLATION English 6 10 Glass window Once the logs pebbles have been arranged the glass window can be fitted as described below 6 10 1 Removing the glass window To remove the glass window see Photos 14 20 im Remove the vertical edges by first pulling them out at the top tilting them parallel to the window and then loosening them at the bottom nab Remove the horizontal edges by holding it in the slot with both hands and lifting it out I gt Unscrew the 10 self tapping screws with the socket spanner ug Grasp the top and bottom handles and lift the pane of glass straight up I gt Tilt the pane of glass forwards with the bottom handle through the opening in the assembly frame TT at the same time pulling it as far forwards as possible at the top ug Lower the pane of glass at an angle so that you can take it out of the assembly frame altogether 6 10 2 Fitting the glass To fit the glass do the same as above in reverse order IN B To insert the self tappin
23. nsure the appliance is working correctly and safely check the following before use 8 1 Gastightness N B All connections must be gastight IN B The maximum pressure to which the gas control block may be exposed is 50 mbar Tg Test the connections for gastightness 8 2 Gas pressure pre pressure The burner pressure is factory adjusted see type plate It is not necessary to test the burner pressure The pre pressure in domestic installations should be tested however as this can vary Test the pre pressure see Photo 27 for the pressure testing nipples on the gas control block Contact the power company if the pre pressure is not right 8 3 Igniting the pilot and main burner 8 3 1 Pilot im Test that the pilot ignites properly see Operating Instructions section 4 2 Remote control the pilot burner should ignite at the first attempt 15 METRO 70 INSTRUCTION FOR INSTALLATION If the pilot does not light then Tg Check whether or not the ignition sparks a If not the ignition wire is probably touching something metal b If it does there is probably air in the pipes It Bleed off any air in the pipes and or Tg Move the ignition wire so that it does not touch anything metal 8 3 2 Main burner The burner should ignite evenly and should not pop as a result of delayed ignition English gt U imi Test the working of the main burner from stand by pilot mode see Operating Instructions section 4 2
24. or the surrounding area see Photos 9 and 10 do not cover the slot between the burner tray and the tray surrounding the burner 6 9 1 Logs The log set consists of vermiculite see Photo 2 chippings see Photo 3 and a few branches ima Fill the burner tray with the vermiculite spreading it out evenly IN B You can alter the flame effect by moving the vermiculite but the burner cap must remain covered by vermiculite to help preserve the useful life of the burner im Fill the tray surrounding the burner with chippings spreading them out evenly ma Identify the braches A F using Photo 4 for reference Tip The burn marks on the branches will help you identify them Tg Arrange branches A C around the main burner see Photos 5 and 6 First lay branch A symmetrically with respect to the pilot burner Continue with branches B and C mi gt Now lay branches D E and F see Photo 7 N B The branches must not cover the burner cap entirely see Photos 5 and 8 because the main burner will then not ignite properly which could lead to unsafe situations soot will accumulate faster the flame effect will be distorted 6 9 2 Pebbles The set of pebbles consists of natural coloured vermiculite see Photo 2 and white carrara stones ima Fill the burner tray with the vermiculite spreading it out evenly see Photo 11 IN B You can alter the flame effect by moving the vermiculite but the burner cap must remain covered by ver
25. ppliance is suitable for the local gas type and pressure 6 3 Gas connection The gas connection should have a gas tap located near the appliance N B Prevent any dirt getting into the gas pipes or connections The following requirements apply for the gas connection ma the size of the gas pipe should be such that no pressure loss can occur Tg the gas tap must be CE marked Tg the gas tap should be accessible at all times Tg Do not twist the gas tap when connecting the gas pipe METRO 70 INSTRUCTION FOR INSTALLATION 6 4 Positioning the appliance Position the fire as follows A n e Make sure combustible objects and or materials have a minimum distance from the appliance of 500 mm Do not adjust the appliance in any way IN B Allow for the depth of the appliance see Fig 2 Metro 70 minimum of 400 mm Metro 70 Tunnel minimum of 446 mm Allow for the build in height this will depend on the height of the adjustable feet see Fig 1 m gt Move the appliance into its intended position The gas control block is mounted onto the burner plate at the bottom of the appliance This should be removed and placed in the control box later See section 7 3 for information on how to fit the gas control block Commence as follows iim Disconnect the hoses from the gas control block flexible gas hose aluminium pilot pipe and thermocouple uim Unscrew the self tapping screw in the burner plate and remove the gas cont
26. rol block An Avoid dirt in the hoses Avoid kinks in the hoses m gt Unroll the hoses towards the control box Tg Unroll the ignition wire towards the control box IN B The type plate should be connected to the chain Top view O Front view min 1350 mm inside Side view Metro 70 Ze min 1010 mm inside min 400 mm metro 70 inside oe 446 mm metro 70 tunnel inside ae Total ventilation 200 cm Top view O De Front view Metro 70 tunnel Tl Determine the position of the appliance na Create a gas connection in the appropriate position see section 0 for details m gt Create a duct for the flue combustion air supply system with the diameter shown below see section 6 5 for details Da 160 mm for a wall duct of incombustible material a 250 mm for a wall duct of combustible material na 160 mm for a roof duct of incombustible material na 250 mm for a roof duct of combustible material English Side view a Se Bis Maximal plaster line Maximal plaster line English METRO 70 INSTRUCTION FOR INSTALLATION
27. rrect insertion length Connect the roof duct to the concentric pipes Make sure the universal roof tile fits well against the surrounding tiles Make sure the adhesive flashing sticks to the flat roof properly 6 5 4 Connection to an existing flue The appliance can also be connected to an existing flue A flexible pipe is then inserted into the chimney to discharge the flue gasses The surrounding space is used to sup ply the combustion air The following requirements apply for connection to an existing flue allowed only if the special DRU chimney connection set is used Installation instructions supplied minimum dimensions 150 x 150 mm maximum vertical length 12 metres maximum horizontal length 3 metres the existing flue must be clean the existing flue must not have any cracks or leaks 6 6 Building the chimney breast The appliance is designed to be installed snugly into a newly built chimney breast There must be sufficient space around the appliance to ensure a good heat distribution The chimney breast should be ventilated by vents Use incombustible and heat resistant material to construct the chimney breast including rear wall of the chimney breast The total free vent area of the vents installed as high as possible should be at least 200 cm When building the chimney breast the following points should be taken into account see Fig 2 position of the control box this should be placed
28. the ignition process several times Check the polarity of the thermocouple wiring Connect the thermocouple correctly Check that the ignition wire is not tou ching anything metal Move it if necessary see Photo 22 Replace the ignition wire if necessary Electronics keep sparking when the pilot burner is burning cl D Receiver is damaged l D Replace the receiver and confirm change the code solution 1 at A Pilot burner is burning but the magnetic valve closes after approx 10 seconds or when the appliance gets too hot Thermocouple is not working Batteries almost dead 12 1 3 Measure the voltage with a digital multi meter set to mV range by connecting the wires to the cable terminal The cable ter minal is on the outside right next to the magnetic nut see 2 Batteries almost dead see Photo 28 The voltage should be at least 5mV within 20 seconds This must not be any lower when the appli ance is hot If the voltage is too low then the thermocouple should be moved so that it is in the flame more or the thermocouple should be replaced Check the size of the pilot Adjust the pilot if it is too low Check the wiring between the thermocou ple and the receiver Replace the wiring if necessary Replace the battery There are short bleeps but no sparks and is no sound ticking can be heard of the magnet opening the valve D Batteries almost de
29. the power supply a For batteries see section 7 1 1 below b For an adapter connect the adapter to the receiver see Photo 21 arrow C plug the adapter into the wall socket 14 METRO 70 INSTRUCTION FOR INSTALLATION Lit RI i i fA d l Ji 4 e KH m Place the receiver in the control box Position the receiver as shown in Photo 22 m gt Bend the aerial out of the clips see Photo 21 arrow D Tg Put the aerial straight up IN B Do not put the aerial too close to the ignition wire and or metal parts see Photo 22 for the correct position Donotlay the ignition wire across and or beside metal parts this will weaken the spark English Donotlay the ignition wire across the receiver this could damage the receiver Avoid dust accumulating on or in the receiver cover it during servicing or maintenance 7 1 1 Fitting replacing the batteries To fit the batteries Tg Open the flap on the control box Ts Take the receiver Ts Slide the lid off Tg Fit or remove the 4 penlight AA size batteries IN B Avoid short circuits between the batteries and metal objects components Note the and positions of the batteries in the holder Use alkaline batteries ii Slide the lid back on Tg Replace the receiver IN B Do not throw batteries in the dustbin they are considered domestic chemical waste and should be disposed of accordingly 8 Final inspection To e
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