Initial operation
37
5. Set the flow direction lever to external circulation.
The external system is connected.
If the external system is disassembled, the pump connections must be
resealed with the sealing plugs so that no bath fluid can splash out during
operation.
7.3.2 Connect an external system with barbed fittings
This section describes how to connect an external, closed system to the device
using barbed fittings.
Open-end wrench, 17 mm
Open-end wrench, 19 mm
Torque wrench
The circulator is equipped with the optional assembly frame or pump set.
Barbed fittings are provided to install the external system.
1. Remove the union nuts on the pump connections.
2. Remove the sealing plugs.
3. Push one barbed fitting through each of the union nuts.
4. Mount the barbed fittings with the union nuts on the pump connections.
5. Carefully tighten the union nut with a maximum torque of 3 Nm. Brace the
nut (width across flats: 17 mm) using an open-end wrench.