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Summary of Contents for Trianco Aztec Classic WM Maxi Combi
- Page 1 Aztec Classic WM Maxi Combi INSTALLATION, OPERATION AND SERVICING INSTRUCTIONS PLEASE READ THESE INSTRUCTIONS CAREFULLY BEFORE INSTALLING AND OPERATING THIS APPLIANCE TO BE RETAINED BY HOUSEHOLDER...
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Page 2: Table Of Contents
CONTENTS PAGE Health and safety Pre-Installation Notes After Sales Service Safety Notes User Instructions Fault Finding Information Codes Installation Regulations Clearance and Ventilation Water System Safety Discharge Temperature and Pressure Relief Expansion Vessel Sizing Pump Information Pipe Work Connections Wiring Commissioning Servicing Technical Details... -
Page 3: Health And Safety
HEALTH AND SAFETY INFORMATION FOR THE USER, INSTALLER AND SERVICE ENGINEER Under the Consumer Protection Act 1987 and the Health and Safety at Work Act 1974, it is a requirement to provide information on substances hazardous to health (COSHH Regulations 1998). TR Engineering takes every reasonable care to ensure that its products are designed and constructed to meet these safety requirements when the products are properly installed and used. -
Page 4: Pre-Installation Notes
IMPORTANT PRE-INSTALLATION NOTES By Fitting this Aztec Maxi Combination boiler, you agree: The Boiler has been received in good condition. You have carried out a heat loss calculation and are sure that this boiler is suitable. You have checked that the hot water flow rate is sufficient for the application. ... -
Page 5: After Sales Service
30 days from the date of installation. Either by filling in warranty card if one has been provided or online at: www.trianco.co.uk/product-registration Please note you will require the full boiler serial number to be able to register the boiler. The serial number is located on the right-hand side of the boiler. -
Page 6: Safety Notes
If any part of the boiler is modified, then the warranty will be invalidated. We recommend that you keep these instructions in a place near your appliance for easy reference. The Trianco Aztec Classic WM Maxi Combination Boiler has been designed to conform to European Directive/Standards EN60335-1:2002 +A15:2011, EN60335-2-35:2002 inc Amd 1, EN55014-1:2006 +A1:2009, EN55014-2:1997 +A2:2008. -
Page 7: User Instructions
USER INSTRUCTIONS The Trianco Aztec Maxi Combination boiler has been designed and constructed to give years of trouble-free service and these instructions are provided to assist you in obtaining the best performance with the least trouble and cost. The boiler is fully automatic in operation and requires little attention other than the setting of the thermostat and any external system controls such as a room thermostat. - Page 8 USER INSTRUCTIONS Turning the DHW timer ON/OFF Press and hold the time key until all three clocks flash, Press the confirm key when clocks are visible to turn on the in-built programmer or press the confirm key when all three clocks are not visible to turn the in-built timer off. Domestic Hot Water return difference Temperature setting In standby press the mode key once, screen shows LH, press UP/DOWN key to choose temperature differential between 5°C - 30°C Press Confirm to save.
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Page 9: Fault Finding Information Codes
FAULT FINDING Information codes Code Protection Function Description Current leakage Moisture on circuit board or the boiler Qualified engineer to remove cover has condensation internally and dry/inspect circuit board Water temperature sensor Sensor is short circuit or open circuit Check sensor connection. Check sensor cable and replace if required DHW temperature sensor Sensor is short circuit or open circuit... -
Page 10: Installation Regulations
INSTALLATION INSTALLATION Regulations Installation of the boiler must comply with the following British Standards and Regulations: BS5449 – Forced circulation hot water central heating systems. BS7074-Part 1: Code of practice for sealed water systems. The Building Regulations: Part ‘L’ (Northern Ireland) Current I.E.E. -
Page 11: Clearance And Ventilation
INSTALLATION Clearances Please allow adequate clearance in front of the boiler for servicing and end user access. VENTILATION REQUIREMENTS If the appliance is to be fitted in a confined space or compartment it is a requirement that adequate ventilation be provided to prevent the overheating of the boiler controls. -
Page 12: Water System
INSTALLATION WATER SYSTEM The installation must comply with the requirements of the following codes of practice. BS 5449 Part 1 Forced Circulation Hot Water Systems BS 7593 Treatment of water in domestic hot water central heating systems. BS EN 12828 – Heating systems in buildings: Design for water-based heating systems. BS EN 12831 –... -
Page 13: Safety Discharge
INSTALLATION Safety Valve Discharge Arrangement A 3-bar safety valve is fitted within the unit. The drain must be routed to the outside of the building. The drain must not discharge above an entrance or a window or any public access area, be clear of any electrical fittings and positioned so that any discharge can be seen. -
Page 14: Temperature And Pressure Relief
INSTALLATION Temperature and Pressure Relief A 7 bar 90 degree C pressure and temperature valve is fitted to the domestic hot water vessel. This must be routed to the outside of the building. The 6 bar pressure Relief valve, combined isolation valve, check valve and 3bar pressure reducing valve, strainer and check valve are supplied with the boiler and must be installed into the cold mains inlet pipework to the boiler. -
Page 15: Expansion Vessel Sizing
INSTALLATION Expansion Vessel Capacity Note the internal 5 litre expansion vessel might not accommodate the entire system volume. A second diaphragm type expansion vessel, conforming to the current issue of BS4814 might be required. The expansion vessel must be connected to the systems at a point close to the inlet side of the circulating pump. The expansion vessel volume depends on the total water system volume and the initial system design pressure. -
Page 16: Pump Information
INSTALLATION System Makeup Provision can be made by pre-pressurisation of the system via a temporary hose connection and through a double check valve (non-return) and stop valve. Supplied There must be no permanent connection to the mains water valve supply even through a non-return valve. Maximum Cold Water inlet pressure not to exceed 6 bar. -
Page 17: Pipe Work Connections
Water Connections Pipe Work Layout... -
Page 18: Wiring
INSTALLATION WIRING INSTRUCTIONS All electrical work must be carried out in accordance with current IEE wiring regulations. Before commencing installation check power supply to property to ensure that there is enough current and voltage available for size of boiler fitted. Consider requirements of other electrical appliances. The boiler must be connected to the mains supply by means of a double pole linked switch with 3mm contact gap in both poles. -
Page 19: Commissioning
INSTALLATION COMMISSIONING Please make sure the system is full of water and all isolation valves are open before turning the power on to the boiler. When power is first applied, the boiler will proceed to heat the internal cylinder to 75 Degree C. This is a one-off process when the boiler is turned on for the first time. -
Page 20: Servicing
Servicing Servicing should only be carried out by competent installers and only spare parts approved by the manufacturer may be used. Never bypass any safety devices or operate the boiler without them being fully operational. Always isolate the boiler from the electrical supply before carrying out any work on the appliance. An annual service should include the following: 1. -
Page 21: Technical Details
TECHNICAL DETAILS TECHNICAL DETAILS UNIT 10kW 12kW Electrical Input Supply Current RCD Rating 30ma Minimum Cable Size D.H.W @45°C Ltr/min* Weight Water Content litres Width Depth Height Mains Supply 230V 50Hz Max Operating Pressure 300 kPa / 3 bar Test Pressure 600 kPa / 6 bar Minimum HTG Flow Rate 8 l/min... -
Page 22: Spares
BOILER SPARES ITEM DESCRIPTION 10Kw 12Kw Combi Combi Combi Outer Cover - 1 Electrical Control Box 225002 225002 225002 Heating Flow Connection Heat Exchanger 225005 225005 225005 2l Expansion Vessel Temperature & Pressure relief valve Pressure Gauge 225008 225008 225008 Blanking Plug Safety Valve 3 bar 225009... -
Page 24: Commissioning Report
Aztec Commissioning Report Installation Details Commissioning Engineer Details Name: Name: Address: ______________________________________ Address: ______________________________________ ______________________________________________ ______________________________________________ ______________________________________________ BPEC G3 CERT No _______________________________ Tel: _______________________________ Tel: _______________________________ Mobile No: _______________________________ Mobile No: ________________________________ Email: _______________________________ Email: _______________________________ Commission Details Date of Completion: ________________________ Date of Commission: ______________________ Serial Number: _________________________________________________________ RCD - Existing/New: ________________________... - Page 25 S35 2PH Tel: (0114) 2572300 Fax: (0114) 2571419 www.trianco.co.uk © TR Engineering Limited Copyright in this brochure and the drawings and illustrations contained in it is vested in TR Engineering Limited and neither the brochure nor any part thereof may be reproduced without prior written consent.
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