Installation and maintenance instructions ecoCRAFT 0020055744_08
22
6 Start-up
The initial start-up and operation of the appliance, and
instruction for the user, must be performed by a fully
competent heating engineer who is currently qualified
to carry out the commissioning of this appliance.
Vaillant Ltd can offer a commissioning service for this
appliance (by prior arrangement).. For subsequent in-
stallation/operation instructions, see the relevant sec-
tion of the operating manual.
a
Caution!
Before start-up, and after inspection, mainte-
nance and repair work, the gas unit must be
checked for leaks!
The operation of the boiler and the setting of various
parameters or operating conditions is effected via the
controls on the boiler connector block.
The Installer level with parameters and system-related
settings can be accessed after entering the service
code.
6.1
Entering the service code
h
Note
The Installer level is automatically exited after
15 minutes.
Each time the service code is entered, the time
is extended by a further 15 minutes.
To enter the service code, proceed as follows:
• Activate the diagnostic mode by pressing the "
i
" and
"
+
" buttons simultaneously.
• Select diagnostic point
97
; press "
i
".
• Set the value
17
.
• Store this value by keeping the "
i
" button pressed for
5 seconds (until the flashing stops).
6.2 Start-up
checklist
Proceed in accordance with the following checklist dur-
ing start-up. A description of the individual steps can be
obtained from the following sections.
The casing must be removed from the boiler before
start-up.
• To do this, unscrew the screw above the multi-func-
tion operating panel.
• Pull the casing top forwards.
• Lastly, remove the side sections.
6 Start-up
