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Summary of Contents for Trianco Aztec Gold
- Page 1 TRIANCO Electric System Boiler KM 59690 FITTING, OPERATION, INSTALLATION & SERVICING INSTRUCTIONS To be retained by the householder...
- Page 2 HEALTH AND SAFETY INFORMATION FOR THE INSTALLER AND SERVICE ENGINEERS 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 1988). The Company takes every reasonable care to ensure that these products are designed and constructed to meet these general safety requirements, when properly used and installed.
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Page 3: Table Of Contents
Please read these instructions fully before installing this appliance. If in doubt, seek expert advice. These instructions should be kept in a place close to the appliance for easy reference. CONTENTS BASIC FITTING INSTRUCTIONS Preparation and Siting Ventilation Clearances and Access Water System Electrical Supply Wiring Diagrams... -
Page 4: Basic Fitting Instructions
FITTING INSTRUCTIONS The Aztec Gold is a wall-mounted electric central heating boiler designed with smaller locations in mind. The boiler can be fitted in the smallest of places and requires minimal attention to ensure efficient and reliable operation. The boiler produces hot water for a fully-sealed system by passing water over electric heating elements which are housed in an insulated stainless steel heat exchanger. - Page 5 See Fig. 4 for a typical system layout. IMPORTANT While the Aztec Gold is entirely suitable for use on heating systems which utilise plastic pipework, the FIG. 3 - STRAIN RELIEF FIXING first 100mm from the boiler manifold must always be 15mm copper.
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Page 6: Water System
FITTING INSTRUCTIONS (cont.) WATER SYSTEM Connect the flow and return pipework from the radiator(s) into the corresponding fittings on the boiler manifold. Ensure all fittings are made water-tight. Notes: The pressure relief valve must be piped to a permanent drain-off on the outside of the building. -
Page 7: Electrical Supply
FITTING INSTRUCTIONS (cont.) ELECTRICAL SUPPLY (cont.) FIG. 7 - WIRING FOR PROGRAMMABLE ROOM FIG. 8 - WIRING FOR EXTERNAL PROGRAMMER, ROOM THERMOSTAT THERMOSTAT & FROST THERMOSTAT FIG. 9 - INTERNAL WIRING DIAGRAM FIG. 9 - INTERNAL WIRING DIAGRAM... -
Page 8: Filling The System
FITTING INSTRUCTIONS (cont.) FILLING THE SYSTEM A filling point connection is provided on the front face of the boiler manifold to facilitate the initial filling and pressurising of the system via a hose connection (supplied). Alternatively, a permanent filling-loop may be employed. - Page 9 FITTING INSTRUCTIONS (cont.) Filling Method 2: Filling Loop (Fig. 12) 1) During installation, feed a permanent 15mm supply to any part of the system via the use of a WRC-approved filling loop. A fixed-spindle stop valve should also be fitted to the mains water supply to the system.
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Page 10: Underfloor Heating Systems
Pipework runs greater than this will require the fitting of an additional pump. d) Fit the underfloor heating system in accordance with manufacturer's instructions. Trianco cannot accept any responsibility for breakdowns or damage caused by incorrectly-fitted systems. 1 - ISOLATE ELECTRICAL SUPPLY... -
Page 11: Operating Instructions
OPERATING INSTRUCTIONS SAFETY CONTROLS The Trianco Aztec Gold boiler has been designed and High-limit Thermostat constructed to give years of trouble-free service and these instructions are provided to assist you in obtaining the best The boiler is fitted with an in-built safety thermostat which will performance with the least trouble and cost. -
Page 12: Simple Fault-Finding
SIMPLE FAULT-FINDING If the light is flashing, this indicates that a fault has occurred with the heating elements. As it contains 2 elements, in this case the 4kW model will continue to operate safely at a Should the boiler fail to start for any reason, please make the reduced output. -
Page 13: Installation Notes
INSTALLATION NOTES REGULATIONS & SAFETY The installer should be aware of his/her responsibilities under the Health and Safety at Work Act and provide, where This boiler must only be installed by a competent person. necessary, appropriate protection for the person(s) carrying The installation must comply with the following regulations out the installation. -
Page 14: Boiler Schematic
FIG. 17 - BOILER SCHEMATIC... -
Page 15: Boiler Components
EXPANSION VESSEL The expansion vessel has a capacity of 2 litres and is pre- The Aztec Gold electric boiler consists of several charged to 1 bar. This is suitable for a system with a static components, all integral to the running of the appliance. -
Page 16: Service
Trianco engineer. c) The appliance falls outside the guarantee period. Step 2: Contact Trianco. You will be provided with the d) The appliance has not been correctly installed as name and telephone number of your nearest recommended within these instructions. -
Page 17: Engineer's Fault-Finding
FAULT-FINDING FAULT: 1 st Red Light Flashing FAULT: 1 st Red Light Permanently Illuminated 1) Poor Electrical Connections The electrical connections between the element and the 1) High Limit Thermostat Has Operated PCB may be faulty. Check for loose or broken cables and for damaged terminals on both the heat exchanger and PCB. -
Page 18: Servicing
SERVICING PCB REPLACEMENT (Fig. 19) 1) Ensure the electrical supply to the boiler is isolated. To ensure the continued safe and reliable operation of the boiler, it is recommended that it is serviced at least once a 2) Remove the front casing as described above. year 3) Unscrew the 2 x fixing screws holding the PCB mounting Please note that the person(s) who carries out any remedial... - Page 19 PARTS REPLACEMENT (cont.) HIGH-LIMIT THERMOSTAT REPLACEMENT (Fig. 1) Ensure the electrical supply to the boiler is isolated. 2) Remove the 2 cable ends from the thermostat. 3) Loosen the retaining clips slightly, and slide the thermostat out. 4) Replace with new thermostat and re-fit in reverse order, using a suitable heat-transfer paste.
- Page 20 PARTS REPLACEMENT (cont.) PRESSURE SAFETY SWITCH REPLACEMENT (Fig. 23) 1) Ensure the electrical supply to the boiler is isolated. 2) Close the isolating valves to the boiler (if fitted). 3) Drain system via drain/fill point on front of manifold. 4) Disconnect the three wires from the top of the pressure safety switch.
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Page 21: Spares List
SPARES LIST 2kW Model 4kW Model No. Off Description Part Code Part Code Heat Exchanger/Element Assembly 222580 222629 PCB Controller 222558 222558 221825 221825 High-Limit Thermostat (100°C - for use with radiator heating systems) High-Limit Thermostat 222592 222592 (60°C - for use with underfloor heating systems) Wiring Harness 222578 222630... - Page 22 KM 59690 www.trianco.co.uk © Trianco Limited, Copyright in this brochure and the drawings or illustrations contained in it is vested in Trianco Limited and neither the brochure or any part thereof may be reproduced without prior written consent. Trianco Limited’s policy is one of continuous research and development. This may necessitate alterations to this specification.
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