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Appendix

0020239012_02

 

ecoTEC

 

plus

 

Operating

 

instructions

15

Appendix
A Operator level

overview

Setting level

Values

Unit

Increment, select

Default
setting

Min.

Max.

Live Monitor

Status

Current value

Information

Contact data

Phone num-
ber

Serial number

Permanent
value

Display contrast

Current value

1

25

15

40

Reset anti-cycl. time

Current burner anti-
cycling time

Current value min

B Troubleshooting

Fault

Cause

Measure

Product does not
start up:

No hot water

Heating re-
mains cold

The gas isolator cock installed on-site
and/or the gas isolator cock on the
product is closed.

Open both gas isolator cocks.

The power supply in the building is dis-
connected.

Check the fuse in the building.
The product switches on automat-
ically when the power is restored.

The product is switched off.

Switch on the product.

The heating flow temperature is set
too low or to the

Heating off

position,

and/or the hot water temperature is set
too low.

Set the heating flow and hot water
temperature.

There is air in the heating installation.

Have a competent person purge
the heating installation.

After three unsuccessful ignition at-
tempts, the product switches to fault
mode (fault message:

F.28

).

Press the fault clearance key for
one second. The product makes
another attempt to ignite the
flame.
If you have been unable to elim-
inate the ignition fault after three
fault clearance attempts, consult a
competent person.

There is a fault in the flue gas route.

Have a competent person rectify
the fault.

Summary of Contents for ecoTEC plus VU 6/6-5 OVZ Series

Page 1: ...ting instructions ecoTEC plus VU 6 6 5 OVZ H GB GB IE Operating instructions Publisher manufacturer Vaillant GmbH Berghauser Str 40 D 42859 Remscheid Tel 49 21 91 18 0 Fax 49 21 91 18 2810 info vailla...

Page 2: ...2 Opening and closing the front flap 11 4 3 Switching on the product 11 4 4 Setting the language 11 4 5 Setting the hot water temperature 11 4 6 Setting the heating flow temperature 11 4 7 Switching o...

Page 3: ...al heating installations and for hot water generation Intended use includes the fol lowing observance of the operating instructions included for the product and any other system components compliance...

Page 4: ...rooms that smell of gas If possible open doors and windows fully and ensure adequate ventilation Do not use naked flames e g lighters matches Do not smoke Do not use any electrical switches mains plug...

Page 5: ...not make any changes The product itself to the gas air water and electricity supplies to the entire flue gas install ation to the entire condensate drain system to the expansion relief valve to the d...

Page 6: ...t all rooms are sufficiently heated If you cannot ensure the op eration have a competent person drain the heating in stallation 1 3 11 Risk of injury and material damage due to maintenance and repairs...

Page 7: ...formation on the identification plate The identification plate is mounted on the underside of the product in the factory The identification plate keeps record of the country in which the product is to...

Page 8: ...ties on both manufacturers and installers The purpose is to ensure that customers are provided with the correct equipment for their needs that it is installed commissioned and serviced in accordance w...

Page 9: ...t burner modulation rate Sym bol Meaning Explanation Heating mode active Permanently on Heating mode heat requirement Flashing Burner on in heating mode Maintenance re quired Information on the mainte...

Page 10: ...switch back to the basic display by Pressing to exit the selection levels Not pressing any button for longer than 15 minutes If there is an error message present the basic displays switches to the err...

Page 11: ...st Le gionella Set the hot water temperature to a maximum of 50 C 45 DHW temperature Back 1 Press The set hot water temperature flashes in the display Conditions No controller connected Change the hot...

Page 12: ...and that all rooms are sufficiently heated even when you are away Note To keep the frost protection devices active you should switch your product on and off using the controller if one is provided If...

Page 13: ...in pipe work and tundish If you notice a fault have it rectified by a competent person 7 4 Reading maintenance messages If the symbol is shown in the display the product requires maintenance work The...

Page 14: ...approved at the time by the Health and Safety Executive one year after install ation The cost of this annual service is not included in the guarantee Registering with us Registration is simple Just co...

Page 15: ...ng is dis connected Check the fuse in the building The product switches on automat ically when the power is restored The product is switched off Switch on the product The heating flow temperature is s...

Page 16: ...Operating instructions ecoTEC plus 0020239012_02 Fault Cause Measure Heating does not start The external controller is not set cor rectly Set the external controller cor rectly Controller operating in...

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Page 20: ...e DE56 1JT Telephone 0330 100 3461 info vaillant co uk www vaillant co uk These instructions or parts thereof are protected by copyright and may be reproduced or distributed only with the manufacturer...

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