Cleaning The Flue Gas Fan - HDG Euro 30 Operation Manual

7 Cleaning and servicing the heating system – Procedure
Figure 7/16 - Cleaning the primary air inlets
3. Free both sides of the primary air inlets (1) of dirt deposits with a
suitable tool (e.g. the thin end of a poker).
4. Vacuum each primary air inlet (1) with a vacuum cleaner until
cleared.
5. Close the boiler in the reverse order.
✓
The cleaning of the primary air inlets is completed.
C
LEANING THE FLUE GAS FAN
Important!
✎
Observe the "Generally applicable safety instructions" in this
section.
Caution!
Risk of injury from automatically driven components
Working on the flue gas fan can lead to hand injuries due to the
moving parts.
Disconnect the boiler from the power mains when working on the
flue gas fan.
1. Allow the fire in the boiler to burn out and cool off.
4
3
Figure 7/17 - Removing the flue gas fan
2. Disconnect the plug (2) from the flue gas fan (1).
1
1
2
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