Bosch ZBR 70-3 - Install the Low Loss Header; Installing the Siphon

Assembly
Condens 5000W – 6720813952 (2019/02)
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[3] Service valve
[4] Gas isolator
[5] Return pipe
[6] Pump
[7] Non-return valve
[8] Drain & fill valve (DFV)
[9] Expansion vessel
[10] Dirt trap
5.10 Install the low loss header
If the residual head is insufficient with the required flow rate ( tab. 4,
page 10), a low loss header [1] must be installed.
Fig. 17 Installation of the low loss header
[1] Low loss header
[2] Expansion vessel
[3] Pump
[4] Service valve
[5] Pressure differential controller
5.11 Installing the siphon
 Removing the transport protection.
Fig. 18 Remove the transport protection
 Fill the condensate trap with water.
 Installing the condensate trap.
Fig. 19 Installing the condensate trap
With connection set
 Install tee [1] between pressure relief valve and siphon.
 Mount flexible hose [2].
Fig. 20 Mounting the flexible hose
[1] T piece
[2] Flexible hose tube
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