Servicing The Flue Gas Dust Extrator (Optional) - Viessmann Vitoflex 300-RF Service And Maintenance Instructions

Maintenance
Servicing the Flue Gas Dust Extractor
Component, activity
Flue gas fan A
Disconnect plug on motor.
Undo wing nuts and extract motor together with impeller.
Clean with a brush or wire brush.
Interior
Open covers B and clean the guide blades of the flue gas dust extractor with
a hand brush.
Ash box
Check gaskets C.
Empty ash box D underneath the flue gas dust extractor.
Tip: Check the fill level of the ash box daily.
Note: Only operate the boiler with the ash box installed.
32
Vitoflex 300-RF Service & Maintenance
(optional)
Note: Only operate the boiler with the ash box installed.
Interval
300
hours
1200 Every 6 Annually
hours months
-- -- --
-- O --
-- -- O
O
Interval depends on the fuel
and size of the ash box.
O
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