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Dru Maestro 75XTU RCH Installation Manual

G20/g25/g25.3 (natural gas), g30 (butane) and g31 (propane)
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Installation manual
Maestro 75XTU RCH
G20/G25/G25.3 (Natural gas), G30 (Butane) and G31 (Propane)
English
Store this document in a safe place
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DRU Video Assist
DRU-975797-EN-US-0721-1
959.110.05.EN

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Summary of Contents for Dru Maestro 75XTU RCH

  • Page 1 Installation manual Maestro 75XTU RCH G20/G25/G25.3 (Natural gas), G30 (Butane) and G31 (Propane) English Store this document in a safe place Scan this QR-Code for DRU Video Assist DRU-975797-EN-US-0721-1 959.110.05.EN...

  • Page 2: Table Of Contents

    Inst allati on m anual Content 1. Step-by-step installation plan 2. Introduction 3. CE declaration 4. Technical data 5. SAFETY 5.1 General 5.2 Regulations 5.3 Safety instructions 6. Preparation 6.1 Unpacking 6.2 Type of gas 6.2.1 Gas type conversion 6.3 Gas connection 6.3.1 Gas hose for gas connection 6.4 Electric connection 6.5 Components appliance control...
  • Page 3 Inst allati on m anual 9.4.2 Orange remote control for the installer 9.5 Alternative operation 9.5.1 Wired 9.5.2 Wireless 9.5.2.1 Connection via ‘modbus’ protocol 9.5.2.2 Control via application 10. Final inspection 10.1 Gas tightness 10.2 Gas pressure/line-pressure 10.3 Ignition main burner 10.3.1 First ignition of the appliance after installation or adjustments 10.3.2 Procedure for igniting the main burner 10.4 Flame picture...

  • Page 4: Step-By-Step Installation Plan

    Inst allati on m anual 1. Step-by-step installation plan The major steps of the installation are described below, Perform these steps and tick them once they have been performed correctly. Carefully read the installation manual before installing the appliance. Check that the correct type of appliance has been delivered (see table 4-1). Check that the gas type and gas pressure is correct on the location where the appliance is placed.

  • Page 5: Introduction

    Fully and carefully read and use this installation manual, before installing the appliance. When using the DRU PowerVent® system or DRU CM system, the accompanying installation manual should also be read completely and carefully, before installation work begins.

  • Page 6: Technical Data

    * This appliance is suitable for G25.3 with the composition according NTA 8837. ** System efficiency. *** To be used by means of home automation. **** Adjusting screw. *****Categories C12 and C32 only in combination with DRU PV-1 100/60 (PowerVent®).

  • Page 7: Safety

    - Only use the flue gas discharge / combustion air supply system (concentric system) supplied by DRU. When installing a free-standing appliance: place the appliance at the indicated minimum distance from the back wall, as indicated further down in the text.

  • Page 8: Preparation

    Check whether the appliance is suitable for the type of gas and the gas pressure used at the location. 6.2.1 Gas type conversion In order to convert this appliance to a different type of gas, please contact DRU's service department and ask for the possibilities. The conversion should be performed by a recognised gas installer.

  • Page 9: Gas Hose For Gas Connection

    If legally permitted, a gas hose for a gas socket (in accordance with EN14800) can be ordered for the appliance. (Please consult DRU service.). The gas hose is mounted to the appliance and has been checked for leak-tightness. This gas hose is available in different lengths.

  • Page 10: Components Appliance Control

    Inst allati on m anual 6.5 Components appliance control This section states the components that are used to control the appliance (see fig. 6-2). G(in) Legend: A = Gas control; controls the gas to the burners B = Receiver; communicates with the transmitter C = Processor (ESYS);...

  • Page 11: Installatie

    Inst allati on m anual 7 Installatie 7.1 Placing the appliance Separate sub-sections describe different ways of placing the appliance. The general description below for placing the appliance applies to all these sub-sections: Place the appliance where it will be installed and observe the following: - The construction dimensions of the appliance (see fig.
  • Page 12 Inst allati on m anual 1156,5 38C-2471/0 Maestro 75 XTU RCH...

  • Page 13: Additional Installation Options

    Inst allati on m anual 7.2 Additional installation options The appliance can be placed with a platform. This can be done in combination with the lower decorative strip or by placing the platform against the glass. The accompanying chimney breast can be used with or without a false wall (see fig.
  • Page 14 Inst allati on m anual ≥1138 ≥1087...
  • Page 15 Inst allati on m anual 38C-2056/1...
  • Page 16 Inst allati on m anual...

  • Page 17: Concentric System

    7.3 Concentric system 7.3.1 General The appliance is connected to a flue gas discharge / combustion air supply system delivered by DRU, hereafter referred to as the concentric system. DRU has different concentric systems in its range. In the case of a concentric system, the inner tube is used as flue gas discharge. The combustion air is supplied by the outer tube.
  • Page 18 Build the system up from (the flue spigot of) the appliance. Connect the concentric pipe pieces and, if necessary, the bend(s). Apply a clip binding with silicon sealing ring on each connection (does not apply to DRU LAS ES-E 200/150/100, here the sealing ring is inside the tube).

  • Page 19: Roof Terminal (C31)

    My Flue Assist is a DRU web application to check whether an intended concentric system is permissible and provides advice on how to adjust the appliance. Go to the DRU Service website for My Flue Assist. The information from the installation manual is always leading.
  • Page 20 3 bends 4 bends 5 bends Situation is not permissible. There are many more possibilities in combination with the DRU PowerVent® system (DRU PV-I 100/60) (see PowerVent® installation manual). Table 7-4: Conditions for setting the appliance when using a roof terminal G20/G25/G25.3/G30/G31...
  • Page 21 Inst allati on m anual...

  • Page 22: Wall Terminal (C11)

    Inst allati on m anual 7.3.3 Wall terminal (C11) When using a wall terminal (C11), the following applies: The construction of the chosen system has to be allowed. Check that the vertical pipe length falls between the minimum and maximum lengths (see table 7-5). Check that the horizontal pipe length (wall terminal excluded) falls within the minimum and maximum length (see table 7-5).
  • Page 23 Inst allati on m anual Table 7-5d Table 7-5c 1x90° 0 - 3m 1x90° 38C-744ZT 38C-744W Setting Apply Setting Apply Air inlet guide Air inlet guide Restrictor slide Restrictor slide - Only use 200/130 mm concentric system, including the - Only use 200/130 mm concentric system, including the 200/130 mm wall terminal.
  • Page 24 Inst allati on m anual...

  • Page 25: Connection To An Existing Chimney

    The appliance can be connected to an existing chimney (C91). A 100 mm diameter flexible SS pipe is placed in the chimney for discharging flue gases. The surrounding space is used as combustion air supply. Use the DRU spacer here.
  • Page 26 (prolonged application of painter's tape may cause damage). You should preferably apply the ventilation holes (outgoing) on both sides of the chimney breast. Use the DRU ventilation elements.
  • Page 27 Inst allati on m anual V-out ≥200 cm² ≥200 1128 >15 <100 ≥ 200 ≥160 ≥450* Eco Glow V-in: ≥20*** V-in ≥80cm² 38C-2472-1 7-13 * Taking into account the control hatch, placed as indicated. **If the appliance is installed low down in the chimney breast, a wider chimney breast must be created to accommodate the control hatch.

  • Page 28: Placing The Control Hatch

    A number of components are placed in the control hatch, such as data plate, gas control and, if applicable, components belonging to the DRU PowerVent® System. The control hatch was designed in such a way, that all components as well as adjustment, measurement and regulating provisions are within optimum reach and the components work optimally.
  • Page 29 Inst allati on m anual 180° 180° >15mm 180° 38c-2511-1 7-15...

  • Page 30: Appliance

    Inst allati on m anual 8 Appliance 8.1 Glass panes The glass pane of this appliance is to open to allow cleaning of the inside of the pane. Before installing the wood set, adjusting the appliance or maintenance, the glass pane must be removed. - Avoid damaging the pane during removal/placing.
  • Page 31 Inst allati on m anual 38C-2477/1 38C-2058/1...

  • Page 32: Setting The Appliance

    Inst allati on m anual 8.2 Setting the appliance The appliance has to be set in such a way that it works correctly in combination with the concentric system. For that purpose, a restrictor slide is possibly adjusted or removed and an air inlet guide is placed. The conditions for application with wall terminal and roof terminal are stated in tables 7-3 to 7-5.

  • Page 33: Air Inlet Guide (L)

    Inst allati on m anual 8.2.2 Air inlet guide (L) The air inlet guide assembly consists of two parts (L1 + L2). L1 is pre-assembled and is located under the vermiculite plate. L2 is supplied separately (see fig 8-4). When removing the air inlet guide (L1) proceed as follows (see fig. 8-4): Unscrew the self-tapping screws from the vermiculite plate and remove them from the appliance.
  • Page 34 Inst allati on m anual...

  • Page 35: Placing The Wood Set

    Inst allati on m anual 8.3 Placing the wood set The appliance is supplied with a wood set. The figures do not always show the correct colours. Observe the instructions below to prevent unsafe situations: - Only ever use the supplied wood set. - Place the wood set exactly as described.
  • Page 36 Inst allati on m anual 38P-0759-0 38p-0022 38P-0608 8-10 8-11 38P-0609 38P-0028 /1 8-12 8-13...
  • Page 37 Inst allati on m anual 8-14 Identify logs A to K (see fig. 8-9). - Use the burn stains on the logs for identification. - In the overview photograph, the side glass pane is located on the right side. Place log A over the lying burner in the positioning brackets (see fig. 8-20). Place log B on the left side behind log A, in the two positioning brackets and on log A.
  • Page 38 Inst allati on m anual 38P-0862 8-15...
  • Page 39 Inst allati on m anual 38P-0859 8-16 38P-0860 8-17...
  • Page 40 Inst allati on m anual Eco Glow 38P-0763 8-18 Eco Glow 38P-0855 8-19...
  • Page 41 Inst allati on m anual 8-20 38P-0857...
  • Page 42 Inst allati on m anual Eco Glow 38P-0854 8-21 Eco Glow 38P-0856 8-22...
  • Page 43 8-23 38P-0858 38P-0861 8-24...
  • Page 44 Inst allati on m anual...

  • Page 45: Control/Operation

    Inst allati on m anual 9. Control/operation The appliance is supplied with a wireless black remote control for the user (see fig. 9-1 (B)). As an option, an orange remote control can be supplied for the installer (see fig. 9-1 (O)). Flame height, ignition and switching off are controlled by the black remote control controlling the receiver.

  • Page 46: Principle Of Ignition Cycle

    It is possible to operate one or more lamps (in case of several lamps, a maximum of 0,5A/250VAC/30VDC) via the remote control of the appliance. You could think of the lamps of Dru's lux elements. For this, you can use switch contact B on the receiver (see fig.

  • Page 47: Connection Extra Power Supply (Max. 80W, 230Vac)

    Inst allati on m anual 9.3 Connection extra power supply (max. 80W, 230VAC) (if applicable) This connection is ideal for possible lighting or a ventilation system in the chimney breast and can be operated by means of the remote control (see Fig. 9-2 (C)). The power supply of this connection is identical to the mains voltage and it can be subjected to a maximum load of 80 Watts.

  • Page 48: Wired

    Inst allati on m anual 9.5.1 Wired Wired connection of the home automation system to the receiver takes place via a 0-3VDC direct current (see fig. 9-2 (D)). A higher voltage than 3V will damage the receiver and is therefore not permitted. In case of home automation systems with an output voltage of 0-10V, you should switch the voltage back to 0-3VDC.

  • Page 49: Wireless

    9.5.2.2 Control via application Also when operating the appliance via a tablet provided with the DRU Control App (iOS or Android), you will need a communication module. This module can be ordered from DRU. In order to control the application via the DRU Control App, proceed as follows: Use the remote control to test whether the location where the communication module will be placed is within the reach of the receiver.

  • Page 50: Final Inspection

    Inst allati on m anual 10. Final inspection For a good and safe operation of the appliance, the following checks must be performed prior to commissioning. 10.1 Gas tightness All connections must be gas tight. Check the connections for gas tightness. The gas control can be subjected to a maximum pressure of 50 mbar.

  • Page 51: Procedure For Igniting The Main Burner

    Inst allati on m anual If the main burner DOES continue to burn: 11. Clean the glass pane before using it for the first time, as described in the user manual. Then mount the glass pane as described in chapter 8. 12.

  • Page 52: Delivery

    Inst allati on m anual 11. Delivery Familiarise the user with the appliance. Provide the user with instructions on putting it into operation, the safety measures, the operation of the remote control and annual maintenance (see the User Manual). - Tell the user to close the gas tap immediately and contact the installer in case of malfunctions/poor operation. This to prevent unsafe situations.

  • Page 53: Maintenance

    Inst allati on m anual 12. Maintenance Once per year, the appliance must be checked, cleaned and, if necessary, repaired by a competent installer in the field of gas heating and electricity. At least check that the appliance is working properly and safely. - Always close the gas tap during maintenance work.

  • Page 54: Appendix 1: Malfunctions

    Inst allati on m anual Appendix 1: Malfunctions Malfunctions Error code Problem Possible cause Remedy Communication loss between Communication cable does Make sure the connectors receiver and ESYS not make contact of the communication cable make proper contact Communication cable defective Replace communication cable Receiver overheated Poor ventilation at receiver...
  • Page 55 Inst allati on m anual Malfunctions Error code Problem Possible cause Remedy ESYS is not released ESYS is in hard-lock Wait half hour until ESYS resets itself F13/F14 (no ionisation). Flame Loss when only Ionisation pin short-circuited Remove chips, vermiculite or glow the main burner (F13) is on or material lying against the both burners (F14) are on...
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  • Page 59 Inst allati on m anual...
  • Page 60 Inst allati on m anual DRU Verwarming B.V. The Netherlands Postbus 1021, NL-6920 BA Duiven Ratio 8, NL-6921 RW Duiven...

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