4
3 Factory guarantee
4 Operation
Instructions for use ecoMAX4
3 Factory guarantee
3.1 Your guarantee
Vaillant undertakes to rectify any manufacturing defect
that occurs within twenty-four months of the installation
date.
3.2 Registering with us
Registration is simple. Just complete the Guarantee
Registration Card and return to Vaillant within 30 days
of installation. Your details will then be automatically
registered within the Vaillant scheme.
Note!
No receipt will be issued.
3.3 Immediate help
If your Vaillant boiler develops a fault your first action
should be to contact your installer, as his professional
assessment is needed under the terms of our Guarantee.
If you are unable to contact your installer, phone
Vaillant Service Solutions: 0870 6060 777
4 Operation
4.1 Overview
4.1.1 Operating controls
For access to the controls press the upper middle of the
lower front panel and drop it down. The following can be
seen:
Fig. B.1 Operating controls
1 Maximum radiator temperature control (page 7)
2 The “+” and “-” buttons for the display panel
3 Main ON/OFF control (pages 6. 7 and 10)
4 Built in control/timer module (if fitted)
5 The “i” information button
6 Boiler display indicates current operating mode and additional
information
7 “Reset” button: (see page 9)
8 Maximum hot water temperature control and warmstart
ON/OFF control (page 6)
(ecoMAX 800 series only)
9 Pressure gauge displaying the pressure in the heating system
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