8.6.7.1 Inspecting the maintenance-free auger pump
Figure 38: Different models available
Item Designation
1 Mixing pipe
2 Pressure gauge
3 Pressure connection
4 Delivery line
5 Test pressure gauge
6 Shut-off valve
1. Connect a delivery line that is at least 5 m long to the pressure
connection.
2. Connect the test pressure gauge to the end of the delivery line.
3. Switch the machine on.
4. Slowly close the shut-off valve on the test pressure gauge.
⇒
The pressure increases.
5. If the shut-off valve is closed and the pressure has reached its
peak, read the pressure on the test pressure gauge and switch
the machine off.
⇒
The pressure decreases.
Maintenance
8 — 21
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