Potterton Suprima 50L User Manual

Supplied By www.heating spares.co Tel. 0161 620 6677
SUP0003A
About the Boiler See inside cover for models covered by these instructions.
This is a Wall Mounted Fan Assisted Balanced Flue Gas Boiler.
This boiler is for use with Natural Gas (G20) only at 20mbar and for use in GB & IE.
About Safety The Gas Safety (Installation and Use) Regulations 1998.
‘‘ In your own interest, and that of safety, it is law that all gas appliances are installed by competent
persons, in accordance with the above regulations. Failure to install appliances correctly could
lead to prosecution.’’
Installation must be in accordance with the Installation & Service Instructions and the rules in
force.
Leave these instructions and the Benchmark Log Book with the user for use on future calls.
Installation & Service Instructions
Suprima
30L - 100L
TM
The code of practice for the installation,
commissioning & servicing of central heating systems

Potterton Suprima 50L Specifications

General

Brand	Potterton
Model	Suprima 50L
Category	Boiler
Language	English

Summary

About Safety

Technical Data

Nominal Boiler Ratings

Introduction

Gas Safety (Installation & Use) Regulations 1998

Legal requirements for gas appliance installation and servicing.

Installation Requirements

1.1 Health and Safety Information for the Installer and Service Engineer

Hazards and precautions for personnel.

1.3 Gas Supply

Requirements for connecting the gas supply to the boiler.

1.8 Flue Terminal Location

Installation

2.1 Unpack & Prepare the Boiler

2.2 Install the Flue

Instructions for fitting the flue system to the boiler.

2.3 Connect the Power Supply Cable

Procedures for connecting the electrical power supply.

2.5 Connect the Gas Supply

Instructions for connecting the gas supply to the boiler.

2.6 Connect the Water System

Commissioning

3.1 Commission the Boiler

Steps for safely lighting and testing the boiler after installation.

3.2 Final Adjustments

To Service the Boiler & Component Replacement

4.3 Component Replacement

Procedures for replacing various boiler components.

4.3.1 Electronic Control Board

Instructions for replacing the electronic control board.

4.3.7 Gas Valve 30 - 80 models

Instructions for replacing the gas valve on 30-80 models.

4.3.12 Fan & Flue Hood

4.3.15 Heat Exchanger

Instructions for replacing the heat exchanger.

Functional Wiring Diagram

Boiler Lighting Sequence

Step-by-step process for boiler ignition.

Wiring Diagram

Fault Finding Guide

Sequence of Events

Check list in the event of a fault

Troubleshooting steps for common fault conditions.

Intermittent Lockout - Main causes are:

User's Guide - General Operation

About Safety

Safety regulations and warnings for installation and use.

Replacement PCB Kit

Replacement of Controls Assembly

Steps to remove and install the boiler's control assembly.

Commissioning/Test Controls

Fault finding

Commissioning/Test Controls

3.1 Commission the System & Boiler

Steps for commissioning the boiler and system.

If the boiler fails to operate

LED Indicators Fault Modes

Fault finding

Fault Finding - Master Sheet

Overall troubleshooting flowchart for identifying faults.

Fault finding

Fault Finding - Electrical Supply (LED Off)

Fault Finding - Wiring Harness (LED Flashing Red/Orange 3 or 4 times/second)

Fault Finding - Flow Switch Fault (LED Flashing Red/Off 3 or 4 times/second)

Fault Finding - Air Pressure Switch Fault

Fault Finding - Ignition Lockout (LED Flashing Red/Off 2 times every 5 seconds)

Fault Finding - Switched Live (LED Continuously Orange)

Fault Finding - Thermistor (LED Flashing Red/Off)

Fault Finding - Overheat Lockout (LED Red/Off 5 times every 10 seconds)

Fault Finding - Gas Valve Fault