Replacing Components; Safety Instructions; Replacing Burner - Vaillant ecoTEC exclusive 832 Installation And Maintenance Instructions Manual

10 Replacing components

The work specified below in this section should only be
fitted by a competent person with Health and Safety
Executive approval in accordance with the Gas Safety
(Installation and Use) Regulations 1998.
> Only use genuine spare parts for repairs.
> Make sure the parts are correctly fitted and that their
original position and alignment are retained.
10.1

Safety instructions

e
Danger!
Risk of death from electric shock through
contact with live connections!
The supply terminals of the unit are still live
even if the main boiler switch is turned off.
> Disconnect the appliance from the power
mains by removing the mains plug or de-
energise the appliance using a separator
with a contact opening of at least 3 mm
(e.g. fuses or circuit breakers).
> Take the appliance out of operation.
i
Isolate the appliance from the electrical mains
by pulling the plug out of the wall plug socket!
> Close the gas cock in the gas supply pipe, the mainte-
nance cocks and -if fitted-in- the heating flow and
return.
> Close the cold water inlet valve on the inlet combina-
tion.
> Empty the appliance if you want to replace water-
bearing components of the appliance!
> Make sure that no water drips on live components
(e.g. electronic box etc.)!
> Use only new gaskets and O-rings!
> After completing the work, check for gas leaks and
perform a function check (see Section 6).
Installation and maintenance instructions ecoTEC exclusive 0020017768_07
Replacing components
10.2

Replacing burner

a
Danger!
Risk of personal injury and/or material
damage as a result of improper installation!
You need to follow the corresponding safety
instructions in order to safely replace the
component.
> Before replacing the component, comply
with the safety instructions in section 10.1.
> Dismantle the compact thermo module as described
in Section 8.3.1.
1
Fig. 10.1 Replacing burner
> Release the 4 screws (1) on burner, and remove the
burner.
> Mount the new burner with a new gasket. Make sure
that the nose on the burner window grips onto the
gasket in the groove in the burner.
> Install the compact thermo module as described in
Section 8.3.4.
> After completing the work, check for gas leaks and
perform a function check (see Section 6).
10
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