Dru Maestro 80-2 RCH User manual

Installation manual
Maestro 80/2 RCH
Maestro 80/3 RCH
G20/G25/G25.3 (Natural gas), G30 (Butane) and G31 (Propane)
English
Store this document in a safe place
959.094.09.ENDRU-715580-EN-US-0719-5

Installation manual
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1. Step-by-step installation plan 4
2. Introduction 5
3. CE declaration 5
4. Technical data 6
5. SAFETY 7
5.1 General 7
5.2 Regulations 7
5.3 Safety instructions 7
6. Preparation 8
6.1 Unpacking 8
6.2 Type of gas 8
6.2.1 Gas type conversion 8
6.3 Gas connection 8
6.3.1 Gas hose for gas connection 9
6.4 Electric connection 9
6.5 Components appliance control 10
7 Installation 11
7.1 Placing the appliance 11
7.1.1 Standing installation of the appliance 13
7.1.2 Suspended installation of the appliance 13
7.2 Additional installation options 14
7.2.1 Platform combined with lower decorative strip 14
7.2.2 Platform connecting to the glass 14
7.2.3 Placement of bracket with gas control and accessories below the platform 18
7.2.4 Back wall connecting to the glass of the side pane 20
7.2.5 Mantle iron 22
7.3 Concentric system 25
7.3.1 General 25
7.3.2 Roof terminal (C31) 27
7.3.3 Wall terminal (C11) 30
7.3.4 Connection to an existing chimney 33
7.4 Placing the chimney breast 33
7.5 Placing the control hatch 36
8 Appliance 38
8.1 Glass panes 38
8.1.1 Removing the front glass pane 38
8.1.1.1 Appliance with glass on 3 sides: 38
8.1.1.2 Appliance with glass on 2 sides: 39
8.1.2 Placing the glass pane 40
8.2 Setting the appliance 41
8.2.1 Restrictor slide and flue gas distribution plate 41
8.2.2 Air inlet guide 42
8.2.3 PowerVent® 43
8.3 Wood set 44
Content

Installation manual
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8.3.1 Placing the wood set 44
9. Control/operation 49
9.1 Principle of ignition cycle 50
9.2 Connecting the switch contact 50
9.3 Connection extra power supply (max. 80W, 230VAC) 51
9.4 Remote controls 51
9.4.1 Black remote control for the user 51
9.4.2 Orange remote control for the installer 51
9.5 Alternative operation 51
9.5.1 Wired 52
9.5.2 Wireless 53
9.5.2.1 Connection via ‘modbus’ protocol 53
9.5.2.2 Control via application 53
10. Final inspection 54
10.1 Gas tightness 54
10.2 Gas pressure/line-pressure 54
10.3 Ignition main burner 54
10.3.1 First ignition of the appliance after installation or adjustments 54
10.3.2 Procedure for igniting the main burner 55
10.4 Flame picture 55
11. Delivery 56
12. Maintenance 57
12.1 Parts 57
Appendix 1: Malfunctions 58

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.
3Carefully read the installation manual before installing the appliance.
Installation manual
4
The appliance is now (after the above-mentioned steps) ready for use and the consumer is familiar with the possibilities
for using the appliance.
Check that the gas type and gas pressure is correct on the location where the appliance is placed.
Check that the supplied parts are present (see table 6-1).
Check the appliance for damages.
Make sure that the total installation complies with the applicable national, local and architectural regulations.
Make sure that there is a gas tap present that is always accessible and meets the legal regulations.
Ensure that the placement meets the applicable requirements concerning fire safety.
Make sure that the configuration of the concentric system with roof or wall duct corresponds with the imposed
requirements (see section 7.3).
Make sure the chimney breast meets the fire safety requirements. (see section 7.4).
Make sure the chimney breast meets the minimum dimensions (see section 7.4).
Make sure the chimney breast is sufficiently ventilated (see section 7.4).
Make sure that the control hatch with gas control is placed correctly (see section 7.5).
Make sure that the restrictor slide and air inlet guides are correctly adjusted (see section 8.2).
Ensure a correctly placed wood, pebble set or broken glass set with accessories (see section 8.3).
Make sure the remote control is made ready for use (see section 9.4).
Check all gas connections for gas tightness (see section 10.1).
Make sure that the appliance is first ignited without the glass pane (see section 10.3.1).
Ensure a cleaned glass pane in accordance with the instruction, before the atmospheric fire is ignited with the glass
pane for the first time (see chapter 12).
Check the appliance with installed glass pane for a correct ignition and a correct flame transfer of the main
burner(s) when igniting for the first time (see section 10/3/2).
Familiarise the user with the appliance (see chapter 11).
Check that the correct type of appliance has been delivered (see table 4-1).

2. Introduction
DRU, a manufacturer of gas-fired heating appliances, develops and produces products that comply with the highest
possible 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. Installation and maintenance of the appliance should be performed by a professional certified
expert with a proven knowledge and demonstrable competence in this field.
A professional expert takes all technical aspects such as heat output, gas connection and electricity into account, as well
as the flue gas discharge requirements. The information in this installation manual will ensure the appliance is installed in
such a way that it will function properly and safely. If the installation instruction is not clear, national/local regulations
must be observed.
This manual discusses the installation of the appliance and the regulations that apply to the installation. In addition, the
appliance's technical data are shown and information is provided about maintenance, possible malfunctions that might
occur and their possible causes.
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.
The following symbols are used in the manual to indicate important information:
1Work to be performed
2Suggestions and recommendations
3You will need these instructions to prevent problems that might occur during installation and/or use.
3You need these instructions to prevent fire, personal injury or other serious damages.
After final delivery, the manuals should be handed over to the user.
3. CE declaration
DRU declares that company internal measures guarantee that appliances produced by DRU meet the essential
requirements and guidelines of the regulation concerning gas-fired appliances and the accompanying standards. This
declaration loses its validity if changes are made to the appliance without written permission from DRU. The instructions
in the manuals must also be observed at all times. A copy of the CE test certificate can be downloaded via
www.druservice.com.
Product:
Type:
Product identification number:
Conformity assessment body:
EC regulation:
Applicable EEC directives:
Standards:
Atmospheric gas-fired heating appliance
Maestro 80/2 RCH, Maestro 80/3 RCH
0063CQ3299
Kiwa Netherlands B.V. (0063)
Wilmersdorf 50
Postbus 137
7300 AC, Apeldoorn
2016/426/EU
2014/35/EU, 2014/30/EU
EN 613:2000, EN 613:2000/A1:2003, EN 613:2000/PrA2:2002
EN 60335-1:2012, EN 60335-2-102:2016, EN 55014-1:2007
EN 55014-2:2015, EN 61000-3-2:2014, EN 61000-3-3:2013
Installation manual
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DRU Verwarming B.V.
Postbus 1021, NL-6920 BA Duiven
Ratio 8, NL-6921 RW Duiven
www.drufire.com
R.P. Zantinge, Managing director
Duiven, 09-02-2018