Ariston A/27 MFFI - Manual

Ariston A/27 MFFI

Ariston A/27 MFFI – Manual, read for free online in PDF format. We hope this helps you resolve any issues you may have. If you have further questions, please contact us through the contact form.

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Table of Contents:

  • Page 2 – TABLE OF CONTENTS; Gas Adjustment Table
  • Page 3 – Check the following at least once a year:; General Instructions
  • Page 4 – Technical Information; - Check proper operation of the heating safety system:; the instructions shown in the installation instructions.
  • Page 5 – Overall View
  • Page 6 – Flues; INSTALLATION
  • Page 9 – Water Connections; Legend; This boiler is suitable only for sealed systems.
  • Page 10 – Flue Connections; Residual Head of the Boiler
  • Page 11 – TERMINAL POSITION
  • Page 14 – Remove the grommet “D” shown in photo 5, make a hole in it and pass; the room thermostat wire through.; Only a two-wire type room thermostat can be used.; Room Thermostat
  • Page 15 – Electrical Diagram; Colours
  • Page 17 – Water Circuit Diagram; Detection Electrode; COMMISSIONING; Initial Preparation; Filling the Heating System:
  • Page 18 – Front Panel
  • Page 20 – and CO; Combustion Analysis
  • Page 21 – Draining the System; Draining the heating system.; water that comes out; Draining the domestic hot water system.; GAS ADJUSTMENTS; Methane Gas
  • Page 22 – MAINTENANCE
  • Page 23 – MISCELLANEOUS
  • Page 25 – NOTES
  • Page 28 – Merloni TermoSanitari SpA - Italy
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A/23 MFFI - A/27 MFFI

G.C.N. 47-116-10 / 47-116-12
Installation Instructions
Type C Boilers

LEAVE THESE INSTRUCTIONS
ADJACENT TO THE GAS METER

Country of destination: GB

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Summary

Page 2 - TABLE OF CONTENTS; Gas Adjustment Table

2 B023 TABLE OF CONTENTS 1. GENERAL INFORMATION 1.1 General Instructions1.2 Technical Information1.3 Overall View 2. INSTALLATION 2.1 Reference Standards2.2 Siting the Appliance2.3 Overall Dimensions2.4 Clearances2.5 Mounting the Appliance2.6 Electrical Connection2.7 Gas Connection2.8 Water Connecti...

Page 3 - Check the following at least once a year:; General Instructions

3 B023 This manual is an integral and essential part of the product. It should be keptwith the appliance so that it can be consulted by the user and our authorisedpersonnel. Please carefully read the instructions and notices about the unit contained int h i s m a n u a l , a s t h ey p r o v i d e i...

Page 4 - Technical Information; - Check proper operation of the heating safety system:; the instructions shown in the installation instructions.

CE CertificationHeat Input max/min kW 25.6/11.0 Heat Output max/min kW 23.1/9.2 Efficiency of Nominal Heat Input % 90.2 Efficiency at 30% of Nominal Heat Input % 87.8 Heat Loss to the Casing (³T=50°C) % 1.2 Flue Heat Loss with Burner Operating % 8.6 Flue Heat Loss with Burner Off % 0.4 Maximum Disch...

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