Grant EFCON5090MOD User Instructions Download Page 4

Section 1: Introduction

Page 4

 1 INTRODUCTION

1.1 

ABOUT YOUR BOILER

The boiler is fully automatic once switched on, providing central 

heating (and also domestic hot water if you have a hot water 

cylinder 

fi

 tted).

If your boiler is connected to a programmer, it will provide hot 

water and central heating during the time periods set on the 

programmer. 

1.2 

BOILER CONTROLS ACCESS

To gain access to the boiler controls, remove the front casing door 

by turning the handle at the bottom anti-clockwise, pulling the 

door out at the bottom and withdrawing it from the casing to reveal 

the boiler controls as shown in Figure 1-1.

1.3 WHAT 

THE 

INSTALLER SHOULD 

 LEAVE 

YOU 

WITH

• 

A completed boiler passport

• 

The boiler installation and servicing instructions

• 

This user handbook

The installer should have advised you how to operate the boiler 

and controls, and whether the boiler operates as part of a sealed 

system or an open vented system.
If the boiler operates as part of a sealed system, the installer 

should have shown you how to check and top up the heating 

system should your system pressure drop. Also see Sections 3.1 

and 3.2.

1.4 

COMMISSIONING

Following installation, your boiler should be commissioned by a 

competent person, such as an OFTEC registered engineer, to 

validate the guarantee.
During the commissioning process, your boiler will be set to its 

optimum e

  ciency using specialist 

fl

 ue gas analysis equipment.

Your installer should arrange for this to be carried out.
A list of OFFTEC registered commissioning engineers can be 

found on www.oftec.org .

1.5 

ACTIVATING THE GUARANTEE

In order for your boiler’s full* guarantee to be activated, your boiler 

must be registered with Grant within 30 days of its installation.
To register your boiler, please ensure the completed boiler 

passport is returned to Grant or visit the Grant website: 

www.grant.eu

Your installer may have registered the boiler on your behalf and 

provided you with the relevant documentation.

*If registered within 30 days, your boiler will have a 5 year 

guarantee on the boiler shell and 1 year on the burner and other 

components. 

Please refer to the boiler installation and servicing instructions for 

the full terms of the manufacturer’s guarantee.

1.6 

BOILER SERVICING

Your boiler must be serviced every 12 months from the date of 

installation to maintain the guarantee, for the entire duration of the 

guarantee.
The nozzle and braided oil hose should be replaced annually 

If the boiler is part of a sealed system, the air pressure charge 

of any expansion vessels 

fi

 tted to the system must be checked 

annually.
Please make sure that your installer has recorded the service 

information in the Service Log at the back of these user 

instructions. Should you ever need to utilise the product 

guarantee, you will be asked to provide the service history of the 

boiler.

o

C

Overheat thermostat
reset button
(under screw cover)

Boiler thermostat

‘Lock-out’ reset button

Boiler front

panel removed

Figure 1-1:

 Euro

fl

 ame Boiler Controls

Summary of Contents for EFCON5090MOD

Page 1: ...IRL DOC 0021 Rev 02 00 October 2022 Grant Euroflame Condensing External Condensing Oil Boiler Range User Instructions...

Page 2: ...tex Low NOx and Blue Flame boilers DOES NOT comply with ErP requirements or EU regulations and as a result Grant does not condone its use If your boiler uses Bio Kerosene B30K refer to the installatio...

Page 3: ...If your boiler fails to light 5 2 3 Turning o your boiler 5 2 4 About your fuel 5 2 5 Boiler controls 5 2 6 Heating system controls 6 2 7 Electricity supply 6 3 CARING FOR YOUR BOILER 6 3 1 Checking...

Page 4: ...lysis equipment Your installer should arrange for this to be carried out A list of OFFTEC registered commissioning engineers can be found on www oftec org 1 5 ACTIVATING THE GUARANTEE In order for you...

Page 5: ...ure that a fuse has not blown or that the electricity supply has not failed 7 Check to see if the overheat thermostat has operated see Section 2 5 If the burner still fails to light after carrying out...

Page 6: ...radiator As the correct operation of a TRV is based on it sensing the air temperature of the room it is fitted in take care not to cover the TRV head with curtains furniture etc Refer to the manufact...

Page 7: ...harge pressure in the expansion vessel NOTE In order to properly care for your Grant boiler an annual service by a competent person should always be undertaken 3 4 VENTILATION Your Grant Euroflame Con...

Page 8: ...out work on the install in the past if possible 3 6 FROST PROTECTION Your Grant Euroflame outdoor boiler does not have a frost thermostat fitted but can be added by a register electrical engineer if r...

Page 9: ...Signature Service 4 Date Engineer Company name Telephone number OFTEC Technician number Comments Signature Service 5 Date Engineer Company name Telephone number OFTEC Technician number Comments Signa...

Page 10: ...mments Signature Service 12 Date Engineer Company name Telephone number OFTEC Technician number Comments Signature Service 13 Date Engineer Company name Telephone number OFTEC Technician number Commen...

Page 11: ...Page 11 Notes NOTES...

Page 12: ...GRANT ENGINEERING IRELAND ULC Crinkle Birr Co O aly R42 D788 Ireland Tel 353 0 57 91 20089 Email info grantengineering ie www grant eu...

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