Removing The Fan; Refitting Detached Parts - Buderus Logano plus GB402 Installation And Maintenance Instructions Manual

9.8.3

Removing the fan

B Undo the electric plug-in connections at the fan.
B Pull out the burner (
B Remove the gas valve (
B Undo clip [3] at the ventilation air collector and pull off
front semi-shell [4] from its studs.
B Also remove impeller [2] and fan inlet nozzle [1] from
the studs.
Fig. 59 Dissembling the components of the ventilation
air collector
1 Fan inlet nozzle
2 Impeller
3 Clip
4 Front semi-shell
B Remove rear semi-shell [1].
Fig. 60 Removing the rear semi-shell
1 Semi-shell
Logano plus GB402 - Subject to technical modifications!
Chapter 9.6.1).
Chapter 9.8.1).
Inspection and maintenance
B Remove mounting plate [1] from the fan.
B Undo both rear screws [3] (joint between carriage [2]
and fan [5] (do not remove).
B Support the fan and remove both front screws [4].
B Pull out the fan towards the front.
Fig. 61 Dissembling the components of the ventilation
air collector
1 Mounting plate
2 Carriage
3 Rear screw
4 Front screw
5 Fan
9.9

Refitting detached parts

B Reassemble all boiler parts that were removed for
inspection and maintenance purposes in the reverse
order.
B Check all gaskets for wear and damage.
Observe the specified replacement interval
for gaskets (
B Replace gaskets if required.
Chapter 9.13).
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