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Summary of Contents for Trianco Aztec CLASSIC 2KW
- Page 1 Aztec Classic Electric Boilers CLASSIC 2, 6, 9, 11 & 12KW BOILER INSTALLATION, OPERATION AND SERVICING INSTRUCTIONS Please read these instructions carefully before installing and operating this appliance...
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Page 2: Table Of Contents
Aztec Classic Electric Boilers CONTENTS 1. Health & Safety 2. Pre-Installation Notes 2.1 Ventilation and Siting 2.2 Power Supply and Wiring 2.3 System 3. After Sales Service Information 3.1 How to Report a Fault 3.2 Technical Assistance 4. Introduction 5. Users Instructions 6. -
Page 3: Health & Safety
Aztec Classic Electric Boilers temperatures. Refer to Ventilation Requirements (Page 7) for 1. Health & Safety further details. Ensure that the area surrounding the boiler is kept free of items Information for the Installer and Service Engineers which would impede the good ventilation of the appliance (e.g. towels, linen, etc.). -
Page 4: Technical Assistance
The installation and commissioning dates and the details of any annual services. The Trianco Aztec 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 Appliance Serial No:___________________ and cost. -
Page 5: Simple Fault Finding
Aztec Classic Electric Boilers Set the time switch/programmer (if fitted) to the times and If the boiler and central heating is shut down for many hours during programs required. cold weather, the water may be in danger of freezing. The boiler The boiler will now operate automatically, cutting in and out incorporates a frost thermostat. -
Page 6: Technical Specification
Aztec Classic Electric Boilers enable the removal of the front casing. In both cases, where any 7. Technical Specification additional equipment like a hot water cylinder or system controls are to be fitted after the boiler has been installed, attention should MODEL Aztec Aztec... -
Page 7: Ventilation Requirements
Aztec Classic Electric Boilers Fitting Strain 9-12kW 1089 Relief Bushes 1109 1073 MINIMUM CLEARANCES: FRONT – 150mm From other fixed equipment: TOP – 100mm BOTTOM – 100mm L/H SIDE – 50mm R/H SIDE – 100mm Strain Relief NOTE: APPROXIMATELY 750mm WILL Bushes BE REQUIRED AT THE FRONT OF THE APPLIANCE TO ENSURE ADEQUATE... - Page 8 Aztec Classic Electric Boilers The water system must be thoroughly flushed out with cold water Capacity of Expansion Vessel without the pump in position. Refit the pump and fill the system. Where design information is not complete the following chart (Page Vent all air from the system.
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Page 9: Multiple Boiler Installations
Aztec Classic Electric Boilers Min. Flow Ø35mm Ø28mm Ø28mm Rate Ø22mm Ø22mm Ø22mm FIG 8 Safety valve setting (bar gauge) 3 bar Ø22mm Ø22mm Ø22mm Vessel charge and initial system Flow Drain pressure (bar gauge) Total water content of system Vessel volume Ø22mm Ø28mm... -
Page 10: Open Vent System
Aztec Classic Electric Boilers Open vented Auto air vent Open Vent System F&E Tank arrangement Ø22mm DHW Cylinder Auto air vent Ø15mm 3 port valve PUMP Service valve FLOW Bypass must dissipate heat and be 22mm diameter min x 1.5m ALTERNATIVE Auto bypass... -
Page 11: Wiring Instructions
Aztec Classic Electric Boilers 10. Wiring Instructions Note: RCD UNIT can be used as the isolating switch if mounted close enough to the boiler. ALL ELECTRICAL WORKMUST BE CARRIED OUT IN ACCORDANCE Miniature circuit breakers (MCB) MUST be fitted between RCD unit WITH CURRENT IEE WIRING REGULATIONS. - Page 12 Aztec Classic Electric Boilers Wiring Instructions (continued) 230V SUPPLY GREY ORANGE PLEASE NOTE: THIS LIVE SUPPLY 3 Phase Supply Connections for 2 or more Boilers CALL TERMINAL CAN ONLY RE USED FOR THIS MAINS SUPPLY CABLES (BOILER) WIRING CONFIGURATION. Connect each boiler to each phase. OTHER RESULT CONTROL SIGNAL...
- Page 13 Aztec Classic Electric Boilers Orange Blue Brown Blue Brown Blue Brown...
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- Page 16 Aztec Classic Electric Boilers ELEMENT 4 ELEMENT 3 ELEMENT 2 ELEMENT 1 ELEMENT 4 ELEMENT 3 ELEMENT 2 ELEMENT 1 ...
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Page 17: Servicing Instructions
Aztec Classic Electric Boilers Remove 4 fixing screws securing front casing in position. 11. Servicing Instructions Slide top casing upwards this will allow front casing to slide forward. To ensure reliable operation of your Aztec electric boiler, it is IMPORTANT: All electrical connections should be checked. Loose recommended that you have your boiler serviced once a year. -
Page 18: Element Replacement
Aztec Classic Electric Boilers Mains Inlet Wring If the mains supply to the boiler is wired incorrectly on the inlet terminal block. Check polarity. PCB Damage Inspect the LED lights and the boiler temperature control adjuster for any damage to connections to the PCB controller. Voltage Drop If the voltage drops below 207 volts. - Page 19 Aztec Classic Electric Boilers NO HEAT – PERMANENT GREEN LIGHT IS THE PROGRAMMER TURNED ON I.E. CALL SIGNAL? CHECK IS CALL WIRE LIVE I.E. LINE ELECTRIC VOLTAGE? SYSTEM CHECK CIRCUIT EXTERNAL CONTROLS ARE CALLING FOR HEAT IS THE HEAT EXCHANGER GETTING UP TO TEMPERATURE –...
- Page 20 Aztec Classic Electric Boilers FLASHING RED LIGHT ARE CABLES AND REPLACE CONNECTIONS CABLES IS THERE IS THERE POWER CONTINUITY TO ALL ACROSS THE ELEMENTS? ELEMENTS? ARE JUMPERS SET DOES THE PUMP CORRECTLY? GIVE CORRECT FLOW? REPLACE ELEMENT CHANGE PCB OR HEAT CHANGE PCB EXCHANGER...
- Page 21 Aztec Classic Electric Boilers PERMANENT RED LIGHT IS INCOMING POWER SUPPLY OK? DOES THE BOILER GO STRAIGHT TO DOES THE BOILER GO RED LIGHT? FROM GREEN TO AMBER TO RED? HAS THE HIGH LIMIT STAT TRIPPED? RE-SET HIGH LIMIT STAT ARE THE LIMIT IS THE SYSTEM STAT...
- Page 22 Aztec Classic Electric Boilers NO GREEN LIGHT IS INCOMING POWER SUPPLY OK? HAS THE FUSE HAS THE RCD CHANGE FUSE RESET RCD BLOWN ON THE TRIPPED? AND CHECK PCB? PUMP IS THERE CHANGE PCB POWER TO LIVE & NEUTRAL? CHECK SYSTEM WIRING...
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Page 23: Spares List
Aztec Classic Electric Boilers... - Page 24 Aztec Classic Electric Boilers ITEM DESCRIPTION 11kW 12kW Heat Exchanger Assembly 221881 221882 221883 221884 221880 PCB Assembly Element Thermistor Tube Insulation Back Casing Assembly Front Casing Assembly Bottom Pipe Bracket Pipe Bracket High Limit Thermostat Jubilee Clip Cable Gland Locknut Gasket 22mm Pipe Insulation...
- Page 25 Aztec Classic Electric Boilers...
- Page 26 S35 2PH Tel: 0114 257 2300 Fax: 0114 257 1419 E-mail: info@trianco.co.uk Web: www.trianco.co.uk © T R Engineering Ltd Copyright in this brochure and the drawings and illustrations contained in it is vested in T R Engineering Ltd and neither the brochure nor any part thereof may be reproduced without prior written consent.
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