Viessmann Vitoladens 300-W Installation And Service Instructions For Contractors page 29

Wall mounted oil condensing boiler for the combustion of fuel oil to din 51603-1 el (low sulphur)

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Table of Contents

Cleaning the burner

Fig. 21

1. Undo screws

, remove cover with mixing assem-

bly

and secure in the service position.

2. Pull the leads off ignition electrodes

Commissioning, inspection, maintenance

3. Undo Allen screw

4. Clean the restrictor, dosing ring and ignition elec-

trodes.

and remove spinning facility

Table of Contents

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