Initial operation
36
7.3.1 Connect an external system with screw connections
This section describes how to connect an external, closed system to the device
using screw connectors.
Open-end wrench, 17 mm
Open-end wrench, 19 mm
Torque wrench
The circulator is equipped with the optional assembly frame or pump set.
The temperature control hoses of the external system are equipped with
M16x1 female and barrel gaskets.
1. Remove the union nuts on the pump connections.
2. Remove the sealing plugs.
3. Screw the hoses onto the pump connections by hand.
Pay attention to the supply and runback position.
4. Carefully tighten the pump connections with a maximum torque of 3 Nm.
Brace the nut (width across flats: 17 mm) using an open-end wrench.
Warning! Over-tightening the pump connections may cause the assembly
frame to break.
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