Installation manual - Dru site for the trade
Contents
1. 38 1469 J SECTION A A 14 2mm 5 4b usijbu3 INSTALLATION MANUAL 75 38p 0023 7a 38p 0022 INSTALLATION MANUAL English 10c 8p 0031 usijbu3 lt 3 z lt lt x n z INSTALLATION MANUAL English INSTALLATION MANUAL 38p 0040 38p 0043 38p 0041 INSTALLATION MANUAL English 12b 38c 1472 38 0038 38p 0179 INSTALLATION MANUAL 177 16 38p 0181 English 38p 0182 18 20mm Ed INSTALLATION MANUAL INSTALLATION MANUAL English lt n c LLI DRU Verwarming B V The Netherlands lt Postbus 1021 NL 6920 BA Duiven Ratio 8 NL 6921 RW Duiven2. Milo 5 English G20 G25 Natural gas G31 Propane il Installation manual GB IE nn Store this document in a safe place LI CE DRU46686 184218 EN 0713 3 959 030 04 UK INSTALLATION MANUAL 1 Introduction 2 CE declaration 3 SAFETY 3 1 General 3 2 Regulations 3 3 Precautions safety instructions during installation 3 4 Second thermocouple safety 4 Disimballo 5 Installazione 5 1 Type of gas 5 2 Gas connection 5 3 Placing the appliance 5 4 Flue gas discharge combustion air supply system 5 4 1 General 5 4 2 Application with wall terminal 5 4 2 1 Construction of concentric system with wall terminal 5 4 2 2 Placing concentric system with wall terminal 5 4 3 Application with roof terminal 5 4 3 1 Construction of concentric system with roof terminal 5 4 3 2 Placing concentric system with roof terminal 5 4 4 Connection of existing chimney 5 5 Placing the chimney breast 5 5 1 Placing the narrow chimney brest 5 6 Connecting gas 5 7 Adjusting the appliance 5 7 1 Restrictor slide 5 7 2 Air inlet guide 5 7 2 1 Removing the air inlet guide 5 8 Placing the wood set 5 9 Glass panes 5 9 1 Front glass pane 5 9 1 1 Removing the front glass pane 5 9 1 2 Placing the front glass pane 5 9 2 Side glass panes 5 9 2 1 Removing the side glass pane 5 9 2 2 Placing the side glass pane 5 10 Finishing the appliance 6 Wireless remote control 6 1 Connecting the receiver 6 1 1 Placing replacing the rece
3. Permissibility and conditions concentric system with wall terminal Table 4 Conditions for setting the appliance G20 G25 G31 Total number Total number of meters See Air inlet guide Restrictor slide Distance of of meters horizontal pipe length Figure restriction in mm vertical pipe excluding wall length terminal 1 4 0 1 3b YES NO OPEN 1 4 2 5 3c NO NO OPEN factory setting INSTALLATION MANUAL Permissibility and conditions concentric system with roof terminal Table 5 Determining permissibility concentric system G20 G25 G31 Total number of meters Total no of meters vertical and or sloping pipe length horiz pipe length 1 2 3 4 5 6 7 8 9 10 11 12 bends 0 2 bends 0 A A B B B CC cCc c c um 1 2 3 A B B C 4 B B 5 3 bends 0 A BB iB ee ee 1 A B B B C C C C 2 A B B C C 3 A B B B 4 5 4bends 0 A 1 B B C C 2 B B B C 3 A B B 4 5 5 bends i Situation is not permissible 1 minimum length Table 6 Conditions for the adjustment of the appliance with a roof terminal G20 G25 Situation Air inlet guide Restrictor slide Distance res
4. black wires yellow red end and fan control If not check adjustment screw pilot flame under black cover sealing not to be broken Sealing broken screw should concrete Too long cut away all excessive length at receiver end and reconnect Shorting out to earth replace ignition cable Spark in wrong position slide rubber sleeve on ignition cable over ceramic of electrode Replace electrode if neccessary Ignition electrode Straight electrode oxidation roughen electrode Starting procedure After switching off going out the remote is locked for 120 sec older versions 60 sec be fully open Wait 2 minutes before reigniting Mode see 2 04 high i 2 of pilot tube kink or If pilot stays on interruptor Resistance of flue system too ir defective high If this does not help replace adjustment of appliance gas control Step 2 Pilot has gas but no 6 mV and higher Requirement after rectification actions thermocouple voltage should be 6 mV at least just after motor starts running Voltage 0 mV Thermocouple defective Check by replacing or measuring voltage at end whilst heating tip with a lighter Short circuiting or interruptions in circuit connected to interruptor receiver interruptor mount thermocouple directly in gas control and ignite in Manual Voltage 2 3 mV Check pilot flame If not no or delayed cross lighting of main b
5. 5 4 3 1 Construction of concentric system with roof terminal The concentric system with roof terminal has to comply with the following conditions construction of the chosen system has to be allowed See the procedure described below A First a concentric pipe of at least 1 meter should be connected vertically to the appliance Depending on the construction of the concentric system the appliance is set by placing the Restrictor slide and or removing the air inlet guide In the following procedure you can see how the allowability of a concentric system can be determined and which settings are needed Determine the following data 1 The number of bends required no distinction is made between 45 and 90 bends 2 The total number of meters of horizontal pipe length 3 The total number of meters of vertical and or sloping pipe length roof terminal excluded With these data and Table 5 you will be able to determine whether the concentric system is allowed In Table 6 you can see which setting the appliance requires Follow the procedure described below In the first 2 columns of Table 5 look for the number of bends required and the total horizontal pipe length In the 3rd column of Table 5 look for the total vertical and or sloping pipe length If you end up in a box with the letter A B C or D the concentric system chosen by you is allowed Use Table 6 to determine which conditions apply for the Restrictor
6. you should always be able to reach the gas tap 5 3 Placing the appliance Attach the appliance to a wall of solid non combustible and heat resistant material Take sufficient measures to prevent temperatures of a wall behind the chimney breast becoming too high including the materials and or objects behind the wall Comply with the minimum required free space of 500 mm at both sides of the appliance as well as above the appliance because of the heat emission of the appliance Make sure that combustible objects and or materials have a distance from the appliance of at least 500 mm suspend the appliance too close to the wall this is prevented by using the spacer brackets Level the appliance horizontally and vertically using the adjustable wall and spacer brackets Donot cover the appliance and or do not wrap it in an insulation blanket or any other material Donot make any changes to the appliance Take the minimum internal depth of the appliance into account see Appendix 3 fig 1 During manufacture the spacer brackets on the appliance are mounted for the application of the rectangular flue gas discharge combustion air supply system Place the appliance as follows Determine the location of the appliance Determine the suspension height of the appliance see Appendix 3 fig 1 and fig 4a Provide a gas connection at the location For details see section 5 2 Determine whether a rectangula
7. Ateach next rectangular pipe piece or at the adapter place the spacer brackets on the pipe at the same height as the coupling piece Secure the spacer brackets to the wall so that the weight of the pipes does not rest on the appliance INSTALLATION MANUAL VVVVVVV ICaution VV Attach the first round concentric pipe piece to the adapter using 4 self drilling screws On this connection apply a clip binding with silicon sealing ring In case of round pipe pieces attach a clip binding with silicon sealing ring to each connection Use a self tapping screw to fix the clip binding to the pipe on locations that cannot be reached after installation In case of round pipes apply sufficient brackets so that the weight of the pipes does not rest on the appliance Determine the remaining length of the wall terminal Make sure the wall terminal has the right dimensions Make sure that the right insertion length is maintained A Place the wall terminal with the groove folded seam at the top sure the horizontal concentric pipe pieces are sloping towards the wall terminal in order to prevent rain water from entering Mount the rosette mounting inner plate if necessary on a heat resistant intermediate plate when passing through combustible material Attach the wall terminal from the outside with four screws in their respective holes 5 4 3 Application with roof terminal The roof terminal is a round concentric system
8. appliance horizontally see Appendix 3 fig 1 arrow 1 Use the adjustment bolts to level the appliance vertically see Appendix 3 fig 1 arrow 2 5 4 Flue gas discharge combustion air supply system 5 4 1 General The appliance is of the C11 C31 type The appliance is connected to a combined flue gas discharge combustion air supply system hereafter referred to as the concentric system The flue spigot of the appliance is a rectangular concentric version To this you can connect a rectangular A 310x100 205x55 mm and or round B 0100 0150 mm concentric system see Appendix 3 fig 3a The passage to the outside can be made with a wall terminal see section 5 4 2 or a roof terminal see section 5 4 3 If necessary you can also use an existing chimney see section 5 4 4 Only use the rectangular and or round concentric system supplied by DRU This system has been tested together with the appliance DRU cannot guarantee a proper and safe operation of other systems and does not accept any liability for this A Always use coupling pieces with corresponding seals for the connections in the rectangular system These are supplied with the system see the accompanying instructions Secure the coupling pieces with the self tapping screws supplied For connecting to an existing chimney you should only use the chimney kit supplied DRU The concentric system is constructed from flue spigot of the appliance I
9. breast and the back wall of the chimney breast ventilation holes which at both sides should be mounted as high as possible should have a combined passage of at least 200 cm2 Make supply at the bottom of the chimney breast Protect the gas control and pipes against cement and plaster Protect the receiver against dust and moisture created during the building process When placing the chimney breast you should take the following into account see Appendix 3 fig 4a the minimum width of the narrow chimney breast 800 mm the location of the ventilation holes at both sides of the chimney breast the location of the air supply at the bottom of the chimney breast the measurements of the glass panes so that they can be placed removed after placing the chimney breast the dimensions of the integration opening see Appendix 3 Fig 4a A of one single part Fig 4a B of various parts 5 5 1 Placing the narrow chimney breast Follow the procedure described below Check whether the concentric system is placed correctly Check at the rectangular system whether the connections coupling pieces are installed with the accompanying seals and self tapping screws In case of rectangular pipes check the fixture to the wall by means of screws on locations that cannot be reached later In case of round pipes check the fixture of the clip binding with self tapping screws on places that cannot be reached lat
10. slide and or the air inlet guide for setting see section 5 7 5 4 3 2 Placing concentric system with roof terminal The roof terminal can end in a sloping and a flat roof The roof terminal can be supplied with an adhesive plate for a flat roof or with a universally adjustable tile for a sloping roof In case of a sloping roof with a slope up to 24 it is also necessary to use an adhesive plate English INSTALLATION MANUAL ICaution ICaution lt un c LL VV V ICaution VNNNNNN ICaution ICaution ICaution Maintain a distance of at least 50 mm between the outside of the concentric system and the walls when using a round system Maintain a distance of at least 23 mm between the outside of the concentric system and the walls when using a rectangular system this distance is fixed due to the construction of the rectangular system A Maintain a distance of at least 50 mm between the outside of the concentric system and the ceiling Use non combustible material for building the concentric in for instance a cove A Use heat resistant insulation material when passing through combustible material Some heat resistant insulation materials contain volatile components that will spread an unpleasant smell for a prolonged time these are not suitable Place the concentric system as follows Build the system up from the flue spigot of the appliance Connect the concentric pip
11. 5 User manual 1 Base lower 1 Template for Restrictor slide 1X Restrictor slide 1 Wall bracket 1 Key bolts M8x 140 50 4 Hexagonal 8 4 Washer 8 4 mm 4x Spare self tapping screws for mounting the glass panes Socket spanner 8 mm 1 Remote control with receiver 1 9V block battery 1x Penlite battery AA type 4x Insulation tape 2x 0 5 m lt c LLI INSTALLATION MANUAL DIE Product Milo Small Type of appliance Built in Combustion Closed combustion Supply and discharge system Concentric 200 130 Flame protection version Pilot flame with thermocouple 2nd thermocouple safety Yes Atmosphere safety No Explosion hatch Yes Ventilation hole chimney breast 200 cm Type C11 C31 Type of gas G20 G25 G31 Burner pressure mbar 15 4 19 26 Nominal heat input Hs kW 6 6 6 1 6 3 Nominal heat input Hi kW 6 5 5 5 7 Nominal output kW 5 1 4 6 4 7 Consumption L h 623 658 232 Burner injector mm 0 1 95 0 1 95 01 4 Consumption low output L h 370 396 142 Low setting injector mm 01 6 01 6 0 1 25 Pilot burner injector Code 51 51 30 Efficiency class 1 1 1 INSTALLATION MANUAL Table 3 Line pressure when using G31 Country mbar NL DK FI NO SE HU BA GR 30 FR BE IT PT ES GB IE 37 DE 50 c LLI
12. INSTALLATION MANUAL 3 SAFETY ICaution VV VV WV ICaution 3 1 General Carefully read this chapter on safety before you start performing installation or maintenance work A Please observe the general regulations and the precautions safety instructions in this manual 3 2 Regulations Please install the appliance in accordance with the applicable national local and constructional installation regulations 3 3 Precautions safety instructions during installation Carefully observe the following precautions safety regulations You should only install and maintain the appliance if you are a certified and competent installer in the field of gas fired heating Do not make any changes to the appliance If you are installing an appliance that must be built in use non combustible and heat resistant material for the chimney breast including the top of the chimney breast the material inside the chimney breast and the back wall against which the appliance will be placed For this you can use both sheet material and stone like materials A take sufficient measures to prevent high temperatures of the wall behind the chimney breast including the materials and or objects that are behind the wall comply with the minimum required internal measurements of the chimney breast ventthe chimney breast by means of ventilation holes with a combined passage as stated further down in the text use
13. ced In this case you may presume that the main burner will continue to burn During the ignition process you are not allowed to operate control button B on the gas control manually A Always wait 5 minutes after the pilot flame has gone out before you re ignite the appliance You are not allowed to turn the pilot flame lower by using the settings the gas control INSTALLATION MANUAL ICaution ICaution 7 3 2 Main burner The pilot burner should ignite the main burner within a couple of seconds and without popping main burner s must cross the full burner smoothly and without popping and continue to burn Check operation of the main burner from a cold condition pilot flame off After opening the gas valve the main burner should burn within a few seconds When the gas valve is opened the motor will start to run this is audible The flame picture and a good flame transfer can only be properly judged if the glass window is installed Use the malfunction search diagram Appendix 1 if the ignition of the main burner does not comply with the abovementioned requirements 7 4 Flame picture The flame picture can only really be assessed when the appliance has been burning for several hours Volatile components from paint materials etc which evaporate in the first hours will affect the flame picture If the chimney breast has been made of stone like materials or has a plaster fi
14. ction apply a clip binding with silicon sealing ring In case of round pipe pieces attach a clip binding with silicon sealing ring to each connection Use a self tapping screw to fix the clip binding to the pipe on locations that cannot be reached after installation In case of round pipes apply sufficient brackets so that the weight of the pipes does not rest on the appliance Determine the remaining length of the roof terminal Make sure the roof terminal has the right dimensions Make sure that the right insertion length is maintained Connect the roof terminal to the concentric pipes Make sure that the universal tile fits well with the surrounding tiles sure that the adhesive plate fits well onto the flat roof 5 4 4 Connection of existing chimney It is possible to connect the appliance to an existing channel A flexible SS pipe is placed in the chimney for discharging flue gases The surrounding space is used to supply combustion air Protect the gas control and pipes against dirt from the chimney The following requirements apply when connecting to an existing chimney only possible after placement of a concentric adapter to round on the rectangular flue spigot INSTALLATION MANUAL ICaution ICaution ICaution NN ICaution A Place a concentric adapter to round using a coupling piece with accompanying seals Secure the coupling piece by means of self tapping screws A A
15. e appliance should preferably be set to the highest level Theroom should be well ventilated Give the manuals to the user all manuals should be stored near the appliance 10 Malfunctions In Appendix 1 you will find an overview of malfunctions that might occur the possible causes and the remedies VN English INSTALLATION MANUAL Appendix 1 diagnosis of malfunctions Fires with electronic ignition fault finding Ignition and burning Start English js nes 2 02 Sparking Loosen and retighten earthing screw on gas first ignition by pilot burner No Yes Yes Yes 2 10 Do es main burner s 2 01 Can pilot be lit 2 06 Pilot can be lit 2 08 Does main burner ignite p ignite smoothly and across Ye Does it stay alight immediately its their full length after after 2 07 Pilot out when servomotor starts to run Check the thermocouple system 2 09 Ignition procedure Oval knob on gas control is on MAN Set to ON and restart 2 11 No proper cross lighting of main burner s Go to box 2 09 and take actions act as described for Yes control Measure thermocouple retarded ignition of main 2 03 Only one spark Ifthis does not worle voltage in mV just after Retarded ignition of main burner replace receiver servomotor starts to run and burner s Ye
16. e pieces the adapter and if necessary the bends In case of the rectangular system you must first attach a coupling piece on each connection as described below see Appendix 3 fig 3d In case of rectangular pipe pieces the internal pipe is longer at the bottom than the external pipe the internal pipe glides in the internal pipe of the flue spigot or the previous pipe piece For reducing a rectangular pipe piece unscrew the internal pipe from the external pipe the internal pipe and external pipe equally long at the top end Retighten the internal pipe A Place the coupling piece plus seal on the reduced pipe piece and fix it at both front sides by means of 2 self drilling screws Place ared seal on the flue spigot of the appliance Then place the coupling piece on the flue spigot A Secure the coupling peace at both front sides using 2 self tapping screws Place a red seal on the coupling piece Then place a rectangular pipe piece or an adapter to round A Secure the rectangular pipe piece or adapter at both front sides using 2 self tapping screws A Ateach next rectangular pipe piece or at the adapter place the spacer brackets on the pipe at the same height as the coupling piece Secure the spacer brackets to the wall so that the weight of the pipes does not rest on the appliance Attach the first round concentric pipe piece to the adapter using 4 self drilling screws On this conne
17. ected poor contact or one wire loose in connector check by pulling wire by wire Wiring of thermocouple circuit interrupted or poor contact Check thermocouple thermocouple interrupter and Appliances with 2nd thermocouple only 2nd thermocouple not cooled down sufficiently Wait till cooled down voltage 0 8 mV succesfully measure between black extension wire and earth Remote control Wiring of 2nd couple A Battery 9V empty see indication interrupted on display Check black and red extension wire of 2nd couple to be Several connected to 2nd thermocouple both wires receiver black wire can be forgotten at installing earth red wire Else receiver defective Replace opening 1 06 3 swift beeps 1 sec after each other when motor turns or 3 brief short beeps within 1 sec at end of ignition cycle Turn two pages backwards and continue with box 2 01 Yes 1 07 Replace batteries re set wiring Measure battery voltage Press reset button on receiver Sie box 2 05 lt 5 5V replace preventative until brief beep followed by long Microswitch on gascontrol lt 4 8V appliance works no beep defective longer Replace batteries INSTALLATION MANUAL Appendix 2 Table 1 Parts included with the delivery Part Quantity Wood sets 1 Glow material 1 Installation manual 1x
18. eiver and link together Ignite fire in Manual Mode see 2 04 Pilot stays on receiver defective Gas control defective if receiver is not defective Replace gas control Operation of pressure measurement gauge INSTALLATION MANUAL 2 12 Does appliance switch off exactly 22 sec after servomotor starts running No 2 14 Does main burner go out after some time No 2 16 Is flame picture OK Yes Yes 2 20 Perfect 2 18 Can fire be switched off You have a well functioning fire Yes le 2 13 Check cross lighting burner and 2nd thermocouple system Measure voltage of 2nd thermocouple Voltage 0 mV Voltage lt 1 8 mV Voltage gt 1 8 mV Cross lighting of main burner too slow Measure the time in sec from start running of servomotor till the flame reaches the 2nd couple Requirement the flame must be in position at the 2nd couple lt 10 sec If not check Check voltage in mV 22 sec after servomotor starts to run c q just before fire goes out Glass window to be mounted Measure between black wire earth point on gas control Requirement voltage 5 mV after rectification actions 2nd couple defective Cross ligting main burner very slow Take actions Cross lighting too slow see below before taking any further action Cross ligting main burner too slow Take actions Cross
19. eiver or the remote control are replaced a new code will have to be set Follow the procedure described below If necessary place the batteries in the receiver s battery holder see section 6 1 1 If necessary place the 9V block battery in the remote controle see User Manual section 1 1 Hold down the reset button on the receiver until you hear two consecutive sound signals see Appendix 3 fig 15 After the second longer signal let go of the reset button Press the small flame button on the remote control for 20 seconds until you hear two short sound signals this is the confirmation of a good communication English n INSTALLATION MANUAL 7 Final inspection ICaution ICaution ICaution VVV ICaution In order to check whether the appliance is working properly and safely you must perform the following inspections before the appliance is used 7 1 Gastightness All connections must be gastight Check the connections for gastightness The gas control can be subjected to a maximum pressure of 50 mbar 7 2 Gas pressure line pressure The burner pressure is set at the factory see data plate The line pressure in house installations must be checked because it can be wrong Check the line pressure see Appendix 3 fig 16 for the measuring nipple on the gas control Contact the gas company if the line pressure is not correct 7 3 Ignition pilot and main burner For igniti
20. er on Adjust the vertical adjustment strip to the thickness of the plate material see Appendix 3 fig 1 arrow 3 Attach the plate material Maintain a tolerance of approx 2 mm between plate material and construction frame see Appendix 3 fig 4b INSTALLATION MANUAL ICaution lt un c LL ICaution Between the plate material and the construction frame the insulation tape must be glued on the appliance plate material may not get into contact with the appliance see Appendix 3 fig 4b arrow 1 Apply the ventilation holes at both sides of the chimney breast Attach the air supply to the bottom of the chimney breast min 32x335 mm see Appendix 3 fig 4a arrow 1 When using plaster finishing the chimney breast should dry for at least 6 weeks before it is taken into operation in order to prevent cracks 5 6 Connecting gas Use the following procedure when connecting the gas see also section 5 2 Gas connection gas control is located under the appliance A Prevent twisting the gas tap when connecting the gas pipe If necessary blow clean the gas pipe Connect the gas pipe with gas tap to the gas control Bleed the gas pipe 5 7 Adjusting the appliance The appliance has to be set in such a way that it works correctly in combination with the applied concentric system For that purpose you may want to place a restrictor slide or remove the air inle
21. f structural circumstances require that the concentric system is placed first the appliance can later be connected with a telescopic pipe piece provided a round concentric system is used In that case an adapter to round must first be placed on the flue spigot It is not possible to supply a telescopic pipe piece for a rectangular concentric system 5 4 2 Application with wall terminal The wall terminal is a round concentric system 5 4 2 1 Construction of concentric system with wall terminal When using rectangular pipes it is only possible to end in the wall from which the appliance is suspended there is no bend available for the concentric system When the pipes end at right angles in the appliance you can start with rectangular pipes but you must change over to the round system lt un c LL INSTALLATION MANUAL ICaution ICaution ICaution The concentric system with wall terminal has to comply with the following conditions A First a concentric pipe of at least 1 meter should be connected vertically to the appliance total vertical pipe length may have a maximum of 4 meters A fter the vertical part a 909 bend round system or a squared adapter rectangular system is connected When using a minimum of 1 meter up to a maximum of 4 meters of vertical pipe length the total horizontal pipe length can have a maximum of 5 meters excluding wall terminal see Appendix 3 f
22. fe situations only use the wood set supplied by DRU place the wood set exactly as described when placing the log set use the positioning brackets see Appendix 3 fig 9 make sure the pilot burner and the space around it are kept free from objects see Appendix 3 fig 10g circle fig 10h for propane circle sure that thermocouple 2 and the space around it are kept free from objects see Appendix 3 fig 10g circle fig 10h for propane circle make sure there is no vermiculite s fine dust on the burners Follow the procedure described below Fill the burners with vermiculite equally spread the vermiculite see Appendix 3 fig 9 You can influence the flame image by moving the vermiculite yet the burner deck has to remain covered with vermiculite in order to prevent that the life expectancy of the burners is reduced Identify logs A up to E by using Appendix 3 fig 10a Use the burn stains on the logs for identification The positioning brackets that help you to place the logs are indicated by means of arrows Place logs A up to E according to Appendix 3 fig 10b up to 10h logs should not completely cover the burner openings the logs are placed correctly if the positioning ridges have been used f necessary improve the placement of the logs Spread the glow material evenly over the burner Fasten the glow material under chips and or wood set Finally place the chips ar
23. he appliance are placed Follow the procedure described below Place the base see Appendix 3 fig 11b Slide it away from you towards the wall Place the top see Appendix 3 fig 11a Slide the top as far as possible to the back against the chimney breast Place the lower cap see Appendix 3 fig 11i Fix the lower cap using 2 self tapping screws INSTALLATION MANUAL 6 Wireless remote control ICaution ICaution ICaution VN VV The appliance is supplied with a wireless remote control Controlling the flame height igniting and switching off take place through a remote control controlling a receiver Chapter 4 Wireless remote control in the User Manual describes the operation of the appliance and how you should use the remote control Do not ignite the appliance before the gas and discharge connections have been fully installed first observe the procedure described in chapter 7 3 Below we will describe how the receiver is connected 6 1 Connecting the receiver Your appliance is equipped with an electronic ignition through the remote control The receiver should be connected to the appliance before the batteries are installed Connect the receiver according to Appendix 3 fig 12 Bend the antenna N out of the clips and place it erect Appendix 3 fig 13 The plugs have different sizes that correspond with the connectors Thesize of the eye corresponds with the size of t
24. he screw colours of eye and screw correspond as well Place the batteries as described below in section 6 1 1 place the ignition cable over and or along metal stone or concrete parts this will weaken the spark Make sure the cable is hanging freely A Make sure that the wires of thermocouple 2 cannot come into contact with hot parts Keep the ignition cable at least 10 cm away from the antenna in order to avoid damaging the receiver Avoid formation of dust on or in the receiver cover it when performing work Place the receiver in its intended holder under the appliance or in the control hatch according to Appendix 3 fig 14 Ifyou want to use an adapter only an adapter supplied by DRU will guarantee a proper operation of the receiver 6 1 1 Placing replacing the receiver s batteries Follow the procedure below when placing the batteries Pick up the receiver and slide off the cover Place or remove the 4 penlite AA type batteries Observe the and poles of the batteries and the receiver Use alkaline batteries rechargable batteries are not allowed Batteries are regarded as small chemical waste and may therefore not be disposed with the household rubbish Slide back the cover Place back the receiver 6 2 Setting the communication code Prior to putting the application into operation a communication code must be set between the remote control and the receiver If the rec
25. heat resistant electric connections and make sure that they do not make contact with the appliance If you are installing an appliance with an open combustion use a suitable flue gas discharge system that is provided with the CE label if you are installing an appliance with a closed combustion only use the concentric systems supplied by DRU if you are installing a free standing appliance place the appliance away from the back wall by the minimum distance stated further down in the text do not cover the appliance and or do not wrap it in an insulation blanket or any other material make sure that combustible objects and or materials have a distance from the appliance of at least 500 mm only use the accompanying wood pebble set and place it exactly as described the space surrounding the pilot burner 2nd thermocouple or ionisation pins must remain free make sure there is no dirt in gas pipes and connections place a gas tap in accordance with applicable regulations prior to putting into operation check the complete installation for gastightness if your appliance is provided with explosion hatches on its top you must make sure that they cannot be blocked and check whether they fit well onto the sealing surface prior to building in the appliance do not ignite the appliance before the gas and discharge connections have been fully installed first observe the procedure described in chapter 7 3 replace broken or torn glass panes I
26. ig 3b and fig 3c Depending on the construction of the concentric system the appliance must receive further settings by removing the air inlet guide see Table 1 for determining the conditions and section 5 7 Adjusting the appliance for the method 5 4 2 2 Placing concentric system with wall terminal Maintain a distance of at least 50 mm between the outside of the concentric system and the walls when using a round system Maintain a distance of at least 23 mm between the outside of the concentric system and the walls when using a rectangular system this distance is fixed due to the construction of the rectangular system A Maintain a distance of at least 50 mm between the outside of the concentric system and the ceiling Use non combustible material for building the concentric in for instance a cove A Use heat resistant insulation material when passing through combustible material The rosette mounting inner plate of the wall terminal is too small to seal the 250 mm opening when passing through combustible material That is why you should first apply a sufficiently large heat resistant intermediate plate to the wall Then the rosette is mounted on the intermediate plate When using rectangular pipes it is only possible to end in the wall from which the appliance is suspended there is no bend available for the concentric system When the pipes end at right angles in the appliance you can start with rectangu
27. iver s batteries 6 2 Setting the communication code 7 Final inspection 7 1 Gastightness 7 2 Gas pressure line pressure 7 3 Ignition pilot and main burner 7 3 1 First ignition of the appliance after installation or adjustments 7 3 2 Main burner 7 4 Flame picture 8 Maintenance 8 1 Parts 9 Delivery 10 Malfunctions n Appendix 1 Diagnosis of malfunctions Appendix 2 Various tables Appendix 3 Figures INSTALLATION MANUAL 1 Introduction gt ITip ICaution ICaution DRU a manufacturer of gas fired heating appliances develops and produces products that comply with the highest quality performance and safety requirements This appliance has a CE label which means that it complies with the essential requirements of the European gas appliance directive The appliance is supplied with an installation manual and a user manual As an installer you must be certified and competent in the field of gas fired heating The installation manual will give you the information you need to install the appliance in such a way that it will operate properly and safely This manual discusses the installation of the appliance and the regulations that apply to the installation In addition you will find the appliance s technical data as well as information on maintenance possible malfunctions that might occur and what may cause them The figures can be found at the back of this booklet in the appendix Please read and u
28. ked glass pane s as described in section 5 9 If necessary replace the wood or pebble set correctly for this see section 5 8 Inspect the flue gas discharge system You must always perform a final inspection Perform the inspection as described in chapter 7 8 1 Parts Parts requiring replacement can be obtained from your supplier INSTALLATION MANUAL 9 Delivery You must explain to the user how to operate the appliance You must give him her instructions on putting it in operation the safety measures the operation of the remote control and annual maintenance see the User Manual ICaution Tellthe user to close the gas tap immediately and contact the installer in case of malfunctions poor operation This to prevent unsafe situations Indicate the location of the gas tap Point out the precautions in the user manual against unintended ignition by other wireless remote controls such as car keys and garage door openers Instruct the user about the appliance and the remote control When the appliance is started for the first time point out that 1 order to avoid cracks in a chimney breast made of stone like materials or finished with plaster it should dry for at least 6 weeks prior to putting the appliance into operation When the appliance is stoked up for the first time volatile components evaporate from paint materials etc First read chapter 3 of the User Manual as well When evaporating th
29. lar pipes but you must change over to the round system Some heat resistant insulation materials contain volatile components that will spread an unpleasant smell for a prolonged time these are not suitable Place the concentric system as follows Build the system up from the flue spigot of the appliance Connect the concentric pipe pieces the adapter and if necessary the bend In case of the rectangular system you must first attach a coupling piece on each connection as described below see Appendix 3 fig 3d In case of rectangular pipe pieces the internal pipe is longer at the bottom than the external pipe the internal pipe glides in the internal pipe of the flue spigot or the previous pipe piece For reducing a rectangular pipe piece unscrew the internal pipe from the external pipe A Make the internal pipe and external pipe equally long at the top end Retighten the internal pipe A Place the coupling piece plus seal on the reduced pipe piece and fix it at both front sides by means of 2 self drilling screws A Place a red seal on the flue spigot of the appliance Then place the coupling piece on the flue spigot A Secure the coupling peace at both front sides using 2 self tapping screws Place a red seal on the coupling piece Then place a rectangular pipe piece or an adapter to round A Secure the rectangular pipe piece or adapter at both front sides using 2 self tapping screws A
30. lighting too slow see below before taking any further action 2nd couple barred Check 2nd couple free of vermiculite chips or pebbles position of logs or pebbles burner holes under 2nd couple open 2nd couple defective cross lighting OK but voltage creeps up too slow Flames instable see 2 15 Rectify before any other action is taken Burner pressure too high or too low 2nd couple not positioned correctly in flame Bend into correct position see manual 2nd thermocouple positioned correctly see manual Bend into flame only if cross lighting and flame picture are OK See 2 17 Receiver defective Replace 2nd couple free from vermiculite chips or pebbles position of logs or pebbles burner holes locally blocked Remove vermiculite dust vermiculite missing or not evenly distributed across burner s chips on burner lack of combustion air See 2 15 cross lighting in low setting possible when thermostat function is used 2 15 Check Gas 5 upply Supply pressure does not drop away as main burner or other appliance lights causing pilot flame to shorten Burner pressure too high or too low Flames instable suffocating lack of air Dancing flames on burner Lack of combustion air Check flue system permissible proper flue terminal used make should be DRU terminal correctly sited on roof or wall relative to obstructions integrity of flueing syste
31. m no interruptions not barred cobwebs air inlet guides flue restrictor damper throttle rings See manual for specific requirements PowerVent Possibly not enough draught Check if pressure difference set too high Consult PowerVent installation manual Pilot burner Pilot burner dirty Weak pilot flame being drawn away by flames main burner Clean with compressed air See 2 04 2 17 Check Flames too low Flames too high Flames too blue too yellow or sooting Flames suffocating lack of air You see dancing flames on burner seeking for air See 2 15 Flame picture restless Indication of too much draught Check PowerVent Check Possibly too much draught Check Consult PowerVent installation manual for more info Supply pressure does not drop away as main burner or other appliances in the building light causing flames to shorten Burner pressure too low False air Check soundness glass window gasket soundness of the connection ofthe glass panes of two three sided appliances no slots allowed Line pressure Burner pressure Flames no even distribution or out on part of the burner s Position of logs or pebbles Burner holes locally blocked Remove vermiculite dust Vermiculite not distributed evenly across burner s Adjustment of throttle ring s Air inlet guides Flue restrictor damper Adjustment of throttle ring s adjustment of ap
32. n case of broken or torn glass panes the application may not be used 3 4 Second thermocouple safety if applicable see Appendix 2 Table 2 It is possible that the appliance to be installed has 2 thermocouples Thermocouple 1 is always next to the pilot burner thermocouple 2 is always elsewhere above the main burner If the appliance is provided with a second thermocouple safety on the main burner you need to know that it will intervene if no proper transfer has taken place from the pilot burner to the main burner or from the main burner itself The gas supply will be interrupted after 22 seconds In order to solve a poor or non existent transfer from the pilot burner to the main burner please use the malfunction search diagram in Appendix 1 INSTALLATION MANUAL 4 Removing the packaging Note the following items when removing the packaging gt Check the appliance and accessories for damages during transport gt If necessary contact your supplier gt Never install an appliance that is damaged gt Remove any screws that are used to fix the appliance to a platform or pallet ICaution Heat resistant glass is a ceramic material Very small irregularities in the glass pane s cannot be avoided but are within the required quality standards ICaution Keep plastic bags away from children English In Appendix 2 Table 1 you can see which parts you should have after removing the packaging Contact your supplie
33. ng the pilot and main burner see the User Manual 7 3 1 First ignition of the appliance after installation or adjustments After installation or after work has been performed you should ignite the appliance for the first time without the glass window If necessary bleed the gas pipe Follow the procedure described below If required remove the glass window Start the ignition procedure according to chapter 4 in the User Manual If the pilot flame does not ignite repeat the ignition procedure until the pilot burner ignites consult the malfunction search diagram Appendix 1 if this does not happen after a few attempts After igniting the pilot flame the main burner will ignite during the ignition procedure Check whether the main burner continues to burn If the main burner does not continue to burn repeat the ignition procedure until the main burner continues to burn consult the malfunction search diagram Appendix 1 if this does not happen after a few attempts Switch off the appliance Then mount the glass window as described in chapter 5 9 Repeat the ignition procedure a few times and perform the checks described in chapter 7 3 2 From now on the pilot flame should ignite smoothly When checking whether the main burner continues to burn it is possible that it still switches off after 22 seconds This happens because the appliance is equipped with a second thermocouple and the glass window has not been pla
34. nish the appliance may only be put into operation 6 weeks after the chimney breast has been placed in order to prevent shrinkage cracks Check whether the flame picture is acceptable Consult the malfunction search diagram Appendix 1 if the flame picture is not acceptable English n INSTALLATION MANUAL ICaution ICaution ICaution ICaution The appliance must be inspected once per year by a skilled installer in the field of gas fired heating and repaired if necessary Check at least whether the appliance is working properly and safely Always close the gas tap during maintenance work Check the gastightness after repair After replacing thermocouple 1 you should first tighten the gland nut by hand and then give it another quarter turn with a suitable spanner You are not allowed to turn the pilot flame lower by using the settings on the gas control If required clean the following components the pilot burner malfunction search diagram Appendix 1 the space surrounding the pilot burner the glass pane s Remove place the glass pane s as described in section 5 9 Remove the deposit on the inside of the glass pane s with a damp cloth or a non abrasive detergent such as copper polish or a ceramic hot plate cleaner A Avoid remove fingerprints on the glass pane s since otherwise they will burn into the surface A Replace a broken and or crac
35. nt glass pane will take place in reverse order of the removal procedure described above Do not allow the springed glass strips to slip out in order to avoid damaging breaking the glass pane DRU logo should be at the bottom right corner The self tapping screws must not be over tightened since otherwise they could break or strip the thread tight tight A Make sure that the front glass pane fits well onto the side glass panes 5 9 2 Side glass panes The side glass panes should be removed in case of torn or broken panes The side glass panes can only be removed once the front glass pane has been removed 5 9 2 1 Removing the side glass pane Follow the procedure described below Remove the front glass pane see section 5 9 1 1 above Loosen the bolts of the lower and upper glass strip by 2 strokes using the socket spanner supplied Remove the glass pane by sliding it towards the front and out of the clamp Store the glass pane on a safe place 5 9 2 2 Placing the side glass pane Placing the side glass pane will take place in reverse order of the removal procedure described above A Apply sufficient pressure at the side of the glass pane so it fully connects with the sealing The self tapping screws must not be over tightened since otherwise they could break or strip the thread tight tight 5 10 Finishing the appliance After placing the front glass pane the base surrounding the appliance as well as the top of t
36. ound the logs see Appendix 3 fig 10g circle fig 10h for propane circle Make sure the slot between the burner and the vermiculite tray remains free 5 9 Glass panes A Avoid damaging the glass panes during removal placing them Avoid remove fingerprints on the glass panes as they will burn into the glass 5 9 1 Front glass pane After placing the wood set you can place the front glass pane as described below 5 9 1 1 Removing the front glass pane When removing the front glass pane you should follow the next steps see Appendix 3 fig 11a up to 11h Remove the Top and Base store them in a safe place Unscrew the 2 shoulder bolts from the bottom and top springed glass strip using the socket spanner supplied with the appliance Pull the lower springed glass strip upwards and towards you Place the pins of the glass strips in the slots intended for that purpose Pull the top springed glass strip towards you and hold the glass pane at the same time Place the top glass strip in the intended holder Donotallow the springed glass strips to slip out in order to avoid damaging breaking the glass pane A Avoid that the glass pane falls out when loosening the top glass strip English lt un c LL INSTALLATION MANUAL VV ICaution ICaution VVVV ICaution VVVV VV Remove the glass pane Store the glass pane on a safe place 5 9 1 2 Placing the front glass pane Placing the fro
37. pliance damper and air inlet guides vertical flue length allowed lt 12 window glass not mounted gas tight Pressure difference set too high Silicon pressure measurement hoses leaking 2 19 Replace gas control thermo electric valve does not shut down quick enough because of some permanent magnetism English INSTALLATION MANUAL Malfunction search diagram atmospheric gas fired heating appliance with electronic ignition Starting up cycle Start 1 05 gt Short sound signals 1 sec after No each other followed by the clicking noise of the gasvalve 1 01 Does receiver beep m gt 1 03 Yes One long 5 second beep possibly preceded by 7 short beeps No English No 1 02 Receiver Batteries missing or empty Replace by 4 After replacing batteries short beep No beep receiver defective Replace by new one Replace rechargeables by alkaline batteries Communication code between remote and receiver has to be Release reset button and press flame low button on remote within 20 seconds Then 2 short beeps and brief noise of servomotor to confirm that communication code was set A After switching off going out the remote set is locked for 120 sec older versions 60 sec Wait 2 minutes before reigniting Yes 1 04 Check All appliances 8wire cable between receiver and gas control not conn
38. r if you do not have all the parts after you finished removing the packaging Dispose of packaging in accordance with local regulations n INSTALLATION MANUAL 5 Installation ICaution ICaution ITip ICaution ICaution V_WVVWVV Read this manual carefully to ensure the proper and safe installation ofthe appliance Install the appliance in the order described in this chapter Please install the appliance in accordance with the applicable national local and constructional installation regulations Observe the regulations instructions in this manual 5 1 Type of gas The data plate indicates for which type of gas gas pressure and for which country this appliance is intended The data plate can be found on the appliance or can be attached to a chain to which it should remain attached Check whether the appliance is suitable for the type of gas and the gas pressure used at the location Ifyou want to convert this appliance into a different type of gas please contact DRU s service department and ask what is possible 5 2 Gas connection Place a gas tap in the gas pipe in accordance with the applicable regulations Make sure there is no dirt in gas pipes and connections The following requirements apply to the gas connection usea gas pipe with the correct dimensions so that no pressure loss can occur the gas tap must be approved in the EU this will be the CE mark
39. r or round flue gas discharge combustion air supply system will be connected to the appliance s flue spigot see Appendix 3 fig 1 Make a passage for the flue gas discharge combustion air supply system with the following diameters For details see section 5 4 160 mm for a wall terminal through non combustible material 250 mm for a wall terminal through combustible material 160 mm for a roof terminal through non combustible material 6250 mm fora roof terminal through combustible material INSTALLATION MANUAL VV ICaution ICaution ICaution Place the appliance on its destined location When leading the rectangular flue gas discharge combustion air supply system through a floor and or ceiling take the following dimensions into account for details see section 5 4 350x140 mm through non combustible material 430 220 mm through combustible material Check whether the position of the spacer brackets on the appliance is suitable for the chosen rectangular A or round B flue gas discharge combustion air supply system see Appendix 3 fig 2 The spacer brackets are adjustable Make sure they are adjusted correctly English Loosen the screws of the spacer brackets C and turn the brackets around when a round system is used see Appendix 3 fig 2 Mount the appliance using the wall bracket and the key bolts supplied Use the slot holes of the wall brackets to level the
40. s the voltage goes down Gas to main burner opens ca 3 5 Measure between red dot on seconds after servo motor receiver and earth point on operating the gas valve starts ionian gas control running sound of motor After 0 mV this the main burner is to ignite at Replace missing weak or Present and connected 2 3mV least partially within 10 rechargeable batteries not Being free from metal parts 3 5 mV and not with a firm noise WHOOF enough power to open thermoelectric valve Presence of gas on pilot burner Check pilot on presence of gas at normal ignition cycle or in Manual Mode turn oval knob on gas control to MAN and keep safety shut off valve opened with a screwdriver and ignite pilot with a lighter Pilot flame not on Step 1 Pilot flame on Step 2 Step 1 Pilot has no gas Check Gas tap open Check Burner does not light Consult Gas at gas control line with file or sand paper TEM as s 3 thermocouple tight in PowerVent installation manual pressure at measuring point on position 4 mm from pilot interruptor how to carry out the checks below gas control burner i A A i A interruptortight gas Check 5 Gas flowing out of gas control Cracks in ceramic not always by looseni ilot tubeat isible replace electrod control 230 V to fan controller unit gas Tepidce
41. se this installation manual carefully and completely prior to installing this appliance If you use the DRU Powervent system the DRU Smartvent system or the DRU Maxvent system you must carefully and fully read and use the accompanying installation manual as well prior to its installation The following symbols are used in the manual to indicate important information Work to be performed Suggestions and recommendations You will need these instructions to prevent problems that might occur during installation and or use You need these instructions to prevent fire personal injury or other serious damages After delivery you should give the manuals to the user 2 CE declaration We hereby declare that the design and construction method of the gas fired heating appliance issued by Dru complies with the essential requirements of the gas appliance directive Product gas fired heating appliance Type Milo Small EEC directives 2009 142 EC Standards NEN EN 613 NEN EN 613 A1 Internal precautions at the company will guarantee that appliances produced in series comply with the essential requirements of the EC directives in force and the standards derived from them This declaration will lose its validity if adjustments are made to the appliance without prior written permission by DRU MJ M Gelten General manager Postbus 1021 6920 BA Duiven Ratio 8 6921 RW Duiven www dru nl English n
42. t guide The conditions for using a wall terminal are described in section 5 4 2 1 and for using a roof terminal in section 5 4 3 1 5 7 1 Restrictor slide R The Restrictor slide R is supplied separately see Appendix 3 fig 5a This is mounted as follows see Appendix 3 fig 5b Place the Restrictor slide Use the template supplied to set the distance of the restriction see Appendix 3 fig 5c as follows A distance of 5 mm means that the Restrictor slide is closed to a maximum level Adistance of 9 and 14 mm is set by means of the template Fix the Restrictor slide by using the self tapping screw U 5 7 2 Air inlet guide 5 7 2 1 Removing the air inlet guide L The air inlet guide L is fixed to the back wall at the bottom of the appliance You can see it if you look across the burners If you want to remove it proceed as follows see Appendix 3 fig 6a Unscrew the self tapping screws N using the socket spanner supplied with the appliance and remove them Remove the air inlet guide Retighten the self tapping screws N INSTALLATION MANUAL ICaution ICaution gt ICaution ITip gt ICaution ICaution VVVV VV ICaution 5 8 Placing the wood set The wood set consists of vermiculite see Appendix 3 fig 7a chips see Appendix 3 fig 7b glow material see Appendix 3 fig 8 and a number of logs Strictly observe the following instructions to prevent unsa
43. trictor in mm A NO NO OPEN B YES YES 14 5 YES 9 D YES YES 5 INSTALLATION MANUAL 310x100 550 605 102 45 0230 334 71180 scm TJ f 301 e 9 gt EF p 362 38C 1460 1 lt un c LL INSTALLATION MANUAL 38c 1461 8c 744m 0 1m 3 1 4m 1x90 38 744 2 Dm INSTALLATION MANUAL mm 3d N 38c 1428 4a Mo 2s xe PRI 180 1800 Min 800 gt 2300 Min800 A mn 200 cm Min 200 cm 2 664 582 S 542 664 2 112 x 32 72 490 IN 32 ime N Na 335 Ss I L 335 500 N 490 600 English INSTALLATION MANUAL
44. ttach the first round concentric pipe piece to the adapter using 4 self drilling screws Onthis connection apply a clip binding with silicon sealing ring only allowed when used in combination with the special DRU chimney kit The installation manual is also supplied the dimensions should be at least 150 x 150 mm the vertical length has a maximum of 12 meters the horizontal length has a maximum of 3 meters the existing chimney has to be clean the existing chimney has to be tight English For setting the appliance the same conditions instructions apply as for the concentric system described above 5 5 Placing the chimney breast The appliance was designed to suspend freely The narrow chimney breast at the rear of the appliance is only intended to hide the flue gas discharge combustion air supply system and the wall fixture see section 5 5 1 The chimney breast may only be made of plate material The thickness of the plate material may be 15 mm minimum and 30 mm maximum In order to reach a proper heat discharge the chimney breast must be ventilated at both sides At the bottom of the chimney breast an additional air supply must be made DRU is able to supply different ventilation elements the lux fino elements can be specially supplied for the narrow chimney breast J Use non combustible and heat resistant materials for the chimney breast including the top of the chimney breast the material in the chimney
45. urner Hazardous situation Stop ignition procedure straight away and first check for Position of logs or pebbles Burner holes locally blocked Remove vermiculite dust Vermiculite missing Chips on burner Vermiculite not distributed evenly across burner s PowerVent if present Silicon pressure measurement hoses swapped leaking or barred Pressure difference set too damper and air inlet guides flue length or number of ignition Too small bends too large i pilot dirty dirty e g cobwebs mE T Clean up see 2 04 Operation of the fan end p t mm higher check for pilot gas tube Operation of solenoid gas A Spark too weak thin and tightness valve reddish pilot tube kinks or dirt Operation of fan controller Act as if no spark in box 2 05 inside unit and perform actions described for ignition cable and ignition electrode Pilot flame too weak dirty Remove injector remove gland nut and the pilot tube See that it does not fall away Clean with compressed air Rectify Retry line pressure too low Tip thermo couple not in correct pilot flame Bend into flame Voltage 3 5 mV Appliance may work but is too critical Perform actions as described for 2 3 mV Voltage 6 mV and higher Voltage OK so different cause Receiver defective Check by dismounting black red and yellow control cables from rec
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