84
MYDENS
COSMOGAS
8 - MAINTENANCE
B
A
020025.01.031
Figure 68
H
E
G
D
020025.01.032
Figure 69
C
B
F
A
020025.01.033
Figure 70
8.14 - Removing the diverter valve
servomotor
When not otherwise specified, refer to Figure 68.
1. - Remove the air manifold "C" (Figure 40) making sure to
rotate it outwards and then slide it out of the fan inlet;
2. - Extract drive bar “A” towards the front;
3. - Extract servomotor “B” upwards;
8.15 - Removing the diverter valve
When not otherwise specified, refer to Figure 69.
1. - Remove the diverter valve servomotor (section 8.14);
2. - Empty the central heating circuit (section 8.19);
3. - Remove to the front the drive bar “D”;
4. - Slide diverter valve “E” upwards;
5. - To reassemble the mixing valve correctly, it is necessary
to match detail "G" in seat "H";
8.16 - Removing the flow meter
When not otherwise specified, refer to Figure 70.
1. - Empty the domestic hot water circuit (section 8.20);
2. - Extract drive bar “A” towards the front;
3. - Extract flow meter “B” upwards;
4. - Extract filter "C" from the flow meter "B";
5. - Clean filter “C”;
6. - Fit the filter "C" on the flow meter "B";
7. - Refit the flow meter "B", the two tabs must be slotted
into the respective holes in the hydraulic unit (the
largest towards the front of the appliance and the
small one at the rear);
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