Condair MD Series Commissioning Manual page 7

8a Manual bleeding variant MD-FB-H
1. Switch off hydraulic unit.
2. Make sure that the heating water circuit is in operation.
3. Place absorbent rag under the armored hose in the hydraulic unit (see
4. Unscrew the valve drive of the zone valve.
5. Loosen the screw connection of the armored hose at the return of the heat exchanger (max 1/2 turn).
6. Press the spring of the zone valve all the way down until water drips from the previously disconnected connection on
the heat exchanger.
Fig. 1:
7. Tighten the screwed connection of the armored hose and wipe off any water residues with the rag.
8. Screw the valve drive onto the zone valve.
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Manual bleeding of the heating water circuit, variant MD-FB-H
Fig. 1).
Heat exchanger
For manual bleeding, loosen this screw
connection max. 1/2 turn
Warning:
Danger of scalding
Unscrew zone valve drive
For manual bleeding push the spring
of the zone valve all the way down
Place absorbent rag here
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