Trianco Aztec Mini, Installation & Operation Manual

Page 1: ...ztec Mini Combination System Boiler INSTALLATION OPERATION AND SERVICING INSTRUCTIONS Please read these instructions carefully before installing and operating this appliance TO BE RETAINED BY HOUSEHOLDER ...

Page 2: ... FINDING 9 INSTALLATION REGULATIONS 10 INSTALLATION CLEARENCES VENTILATION 11 INSTALLATION WATER SYSTEM 12 INSTALLATION EXPANSION VESSEL SIZING 13 INSTALLATION 14 INSTALLATION PIPEWORK LAYOUT 15 INSTALLATION WIRING EXTERNAL CONTROLS 16 INSTALLATION TECHNICAL DETAILS COMBI 17 INSTALLATION TECHNICAL DETAILS SYSTEM 18 BOILER SPARES 19 20 ...

Page 3: ...contact with eyes These may be harmful and cause irritation to the skin eyes nose or throat Use disposable gloves facemasks and eye protection After handling wash hands and other exposed areas When disposing of materials limit dust and the risk of inhalation by using water spray Ensure materials are securely wrapped Seek urgent medical attention if inhaled or ingested Exposure to eyes and skin sho...

Page 4: ...Please refer to siting information Page 11 for clearance dimensions The boiler must be sited vertically and away from strong magnetic fields Power Supply and Wiring The power supply to the premises must meet the minimum requirements of the unit being installed with special attention paid to the supply current cable size and RCD recommendation The supply voltage to the appliance must never drop bel...

Page 5: ... Over 50 of all service calls made are found to have no appliance fault What to do in the event of an appliance fault or breakdown Step 1 Always contact your installer in the first instance who must thoroughly check all his work PRIOR to requesting a service visit from TR Engineering LTD Step 2 If your appliance has developed an in warranty fault your installer should contact TR Engineering LTD fo...

Page 6: ...th the latest editions of British Standards 5449 and The Building Regulations and Electrical Wiring Regulations BS 7671 1 Always switch OFF the electrical supply before removing the cover 2 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 Mini Combination and...

Page 7: ...BILITY THAT THE WATER INSIDE THE HEAT EXCHANGER IS FROZEN Before turning the boiler on ensure the system is full of water and all valves fitted to the system are open Switch on the power supply display will illuminate and one audible tone should be heard Observe any error codes Refer to table on Page 9 Boiler Multi Function Display Press ON OFF button to turn boiler on Standby In Standby Mode Powe...

Page 8: ...re to Factory Settings Press MODE for 5 Seconds When the buzzer sounds Factory settings have been restored Child Lock Press CONFIRM for 3 Seconds all keys are locked until CONFIRM is pressed again for 3 seconds Frost Protection In Standby the boiler will monitor the real time water temperature If the water temperature is 5 C the boiler will run automatically until the water temperature has reached...

Page 9: ...or cable and replace if required F4 Low Water Pressure System is low on water Fill to correct pressure using filling loop F6 No water Flow Air in the system no water or water pump not working pump is blocked water flow switch blocked water flow switch is faulty Vent system Check system pressure Check pump and flow switch for blockage operation F1 Dry Fire Protection No water flow Fill system and v...

Page 10: ... until required NOTE ALWAYS STORE THE BOILER IN A DRY PLACE PRIOR TO FITTING SITING THE BOILER IMPORTANT NOT TO BE INSTALLED IN A SHOWER COMPARTMENT OR BATHROOM Ensure adequate clearance is allowed for making water connections Access is required to the front of the boiler for servicing The boiler must also be fitted in a dry well ventilated position which is not subject to adverse temperature cond...

Page 11: ...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 is provided to prevent the overheating of the boiler controls Aeration of 110 cm will be required To the compartment in both high and low positions ...

Page 12: ...y air locks and examine the system for water leaks IMPORTANT ENSURE ALL SERVICE VALVES ARE IN AN OPEN POSITION IMPORTANT THIS BOILER IS TO BE FITTED ON FULLY PUMPED SYSTEMS ONLY IMPORTANT COMBINATION BOILER ONLY ALL DOMESTIC HOT WATER OUTLETS SHOULD BE RESTRICTED TO 5L M SEALED WATER SYSTEM REQUIREMENTS The installation must comply with the appropriate requirements of the current issue of BS4814 B...

Page 13: ...xpansion vessel which in turn may adversely affect other components in the system i e circulating pump and diverter valve Capacity of Expansion Vessel Where design information is not complete the following chart can be used for selecting the size of the vessel it should be noted that the size given in the table take account of fault conditions Safety valve setting bar gauge 3 Bar Vessel charge and...

Page 14: ...stem take care to drain down the entire system including the radiators then thoroughly clean out before fitting the boiler Attention is drawn to the current issue of BS5449 and BS7593 on the use of inhibitors in central heating systems Magnetic Boiler Filter To be fitted in the return pipe work close to the boiler Scale Inhibitor The Aztec Mini Combination boiler MUST be fitted with an inline scal...

Page 15: ...15 INSTALLATION Pipe Work Layout Combi System Heat Only Sealed System ...

Page 16: ... technical specification For MCB ratings refer to wiring diagram It is important the correct size MCB is used in the supply from the RCD to the boiler ELECTRICAL CONNECTIONS WARNING THIS APPLIANCE MUST BE EARTHED The mains connection block is located inside the boiler on a bracket at the top right hand side of the boiler which can be directly wired to the boiler supply MCB Use the correctly rated ...

Page 17: ... 10 D H W 45 C Ltr min 5 5 5 Weight Kg 23 Water Content litres 0 8 Width mm 360 Depth mm 240 Height mm 580 Mains Supply 230V 50Hz Max Operating Pressure 300 kPa 3 bar Test Pressure 600 kPa 6 bar Boiler Flow Temperature Adjustable between 30 C and 85 C Limit Thermostats Factory set at 140 C CH Flow Return BSP Male DHW Inlet Flow BSP Male Maximum Flow Temp CH 85 C Pressure Gauge 0 4 bar Pressure Rel...

Page 18: ...epth mm 240 Height mm 580 Mains Supply 230V 50Hz Max Operating Pressure 300 kPa 3 bar Test Pressure 600 kPa 6 bar Boiler Flow Temperature Adjustable between 30 C and 85 C Limit Thermostats Factory set at 140 C CH Flow Return BSP Male Maximum Flow Temp CH 85 C Pressure Gauge 0 4 bar Pressure Relief Valve 3 bar Pump 25 60 Expansion Vessel 5Ltr charge 1 5 bar Available System Head 3m Casing Finish St...

Page 19: ...3 225013 225013 13 Pump 1 225014 225014 225014 225014 225014 14 Heating Flow Sensor 1 225015 225015 225015 225015 225015 15 DHW Flow Sensor 1 225016 225016 225016 NA NA 16 Cable Gland 1 225017 225017 225017 225017 225017 17 Cable Gland 1 225018 225018 225018 225018 225018 18 Boiler Casing 1 225019 225019 225019 225019 225019 19 Cable Clamp 1 225020 225020 225020 225020 225020 20 Heating Limit Ther...

Page 20: ...20 BOILER SPARES ...

Page 21: ...eering 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 TR Engineering Limited s policy is one of continuous research and development This may necessitate alterations to this specification September 2019 ...