Halstead iHeat 20 User Instructions Download Page 5

5

55

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©  Halstead Boilers Ltd 2008

4.0

4.0

4.0

4.0

4.0 What if

What if

What if

What if

What if

 4.1

 4.1

 4.1

 4.1

 4.1

I suspect a gas leak

I suspect a gas leak

I suspect a gas leak

I suspect a gas leak

I suspect a gas leak

If you suspect a gas leak, turn off the gas supply at the gas

meter, and contact your installer or local gas supplier. If

you require further advice please contact your nearest Serv-

ice & Technical Helpline (0844 371 1111)

 (0844 371 1111)

 (0844 371 1111)

 (0844 371 1111)

 (0844 371 1111).

 4.2

 4.2

 4.2

 4.2

 4.2

The fault light is on

The fault light is on

The fault light is on

The fault light is on

The fault light is on

If the Red LED light is illuminated, it indicates that the boiler

has failed to ignite or has detected a possible fault. When

this happens the boiler automatically shuts down and re-

quires to be reset manually (see 3.1).

4.3

4.3

4.3

4.3

4.3

The appliance is due its annual service

The appliance is due its annual service

The appliance is due its annual service

The appliance is due its annual service

The appliance is due its annual service

Please contact the Service & Technical Helpline (0844 371

 (0844 371

 (0844 371

 (0844 371

 (0844 371

1111) 

1111) 

1111) 

1111) 

1111) if you would prefer an authorised engineer or agent

to service your appliance. Alternatively your local CORGI

registered engineer may be able to service the appliance for

you. If you are a tenant your landlord will arrange for

servicing.

 4.4

 4.4

 4.4

 4.4

 4.4

What if the display shows an unusual code

What if the display shows an unusual code

What if the display shows an unusual code

What if the display shows an unusual code

What if the display shows an unusual code

or number

or number

or number

or number

or number

The boiler may show an unusual code or character to signify

that a special function is in operation or that the boiler

requires attention (see 3.1). Whilst some functions are

automatically enabled/disabled, others require manual

intervention and you may therefore need to contact you

engineer or landlord.

4.5

4.5

4.5

4.5

4.5

I need to call an engineer

I need to call an engineer

I need to call an engineer

I need to call an engineer

I need to call an engineer

If you think your boiler may have developed a fault, please

contact your installer or the Service & Technical Helpline

(0844 371 1111)

(0844 371 1111)

(0844 371 1111)

(0844 371 1111)

(0844 371 1111). Have all your details to hand including

full address and postcode, relevant contact numbers and

your appliance logbook.

4.6

4.6

4.6

4.6

4.6

I wan

I wan

I wan

I wan

I wanttttt  t

  t

  t

  t

  to e

o e

o e

o e

o ext

xt

xt

xt

xtend the war

end the war

end the war

end the war

end the warrrrrran

an

an

an

anty

ty

ty

ty

ty

You can if you wish, extend the warranty on your iHe

iHe

iHe

iHe

iHeaaaaattttt

boiler. Simply contact our Service & Technical Helpline (0844

 (0844

 (0844

 (0844

 (0844

371 1111)

371 1111)

371 1111)

371 1111)

371 1111) for further information.

----- The OFF mode will be displayed when the selector switch

is in the OFF position.

----- The frost protection mode becomes active automatically

if the temperature inside the boiler drops below an

acceptable level. This function will be enabled and disabled

automatically and no user intervention is necessary.

----- Your engineer uses the combustion analysis mode when

checking and/or adjusting your boiler. This function

requires to be enabled by the engineer.

----- The normal heating request or outlet temperature will be

displayed when you adjust the temperature selector or

when the boiler is in operation.

The purge cycle mode function is enabled if the electrical

supply to the boiler has been switched off or interrupted.

This mode will be active for 2-minutes once the electrical

power has been restored to the boiler.

Standby/OFF mode

Frost protection mode active

Combustion analysis mode active

Normal heating request (example 60

o

C).

Purge cycle mode

OR

The 2-digit display can show several different modes of

operation:

Summary of Contents for iHeat 20

Page 1: ... Halstead Boilers Ltd 2008 These instructions should be left with the user User Instructions iHeat 20 Open Vent Condensing Boiler G C NUMBER iHeat 20 N 41 260 25 ...

Page 2: ...of reliable use and efficiency Please therefore take some time to read these instructions carefully Do s and Don t s Do Do Do Do Do ensure that the System is periodically checked Do Do Do Do Do ensure that you know how to isolate the appliance in an emergency Do Do Do Do Do ensure that you are familiar with the appliance controls Do Do Do Do Do ensure that your installer has completed the applianc...

Page 3: ...he heating system protection be required for the heating system protection be required for the heating system additional controls may be required additional controls may be required additional controls may be required additional controls may be required additional controls may be required When the frost protection system has been activated AF AF AF AF AF is displayed on the appliance LED display f...

Page 4: ...ur self with how to isolate the appliance from the gas and electric ity supplies any external thermostats and their functions the appliance controls 2 2 2 2 2 2 2 2 2 2 Appliance controls fig 2 Appliance controls fig 2 Appliance controls fig 2 Appliance controls fig 2 Appliance controls fig 2 The appliance controls are situated on the lower front of the appliance The appliance controls include app...

Page 5: ...lst some functions are automatically enabled disabled others require manual intervention and you may therefore need to contact you engineer or landlord 4 5 4 5 4 5 4 5 4 5 I need to call an engineer I need to call an engineer I need to call an engineer I need to call an engineer I need to call an engineer If you think your boiler may have developed a fault please contact your installer or the Serv...

Page 6: ...URES FEATURES FEATURES FEATURES Backlight display Built in standard programme 7 day battery back up Manual over ride 2 ON 2 OFF periods for each channel Heating Hot water 5 2 1 5 2 1 5 2 1 5 2 1 5 2 1 SETTING THE DAY TIME SETTING THE DAY TIME SETTING THE DAY TIME SETTING THE DAY TIME SETTING THE DAY TIME Press and hold the button for 4 seconds or until the clock display flashes Press either the or...

Page 7: ...r the or button to increase or decrease the displayed value to the desired setting Press P P P P P to confirm and store the new value Use the same above sequence for the subsequent ON OFF settings and subsequent days Once the programming of C1 heating channel has been completed the programmer sequence will automatically move on to C2 hot water NOTE NOTE NOTE NOTE NOTE If no buttons are pressed wit...

Page 8: ...ith specific exclusions 10 Halstead Glen Dimplex offer the opportunity for a system audit and commissioning check within 30 days of registration This is chargeable at the same rate as an annual service and if taken up then the first annual service will be provided free of charge Failure to take up this offer may invalidate the full warranty which will revert to a standard 1 year warranty 11 Failur...

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