3. Press «Enter» to accept the setting.
The test mode is now activated.
The monitoring of internal and network set point pressures is deactivated!
8 9 p s i 0 8 : 1 5 1 7 6 ° F
9.1 TÜV inspection
Menu
Safety valve: ☑
Active line with check box
pRV: 232 psi¦ pi 36 psi
Safety relief valve activating pressure
Reset: ☐
·········
4.
Excessive noise is caused when the safety relief valve blows off!
➤ Close all access doors; replace and secure all removable panels.
➤ Wear hearing protection.
5.
Risk of burns due to released cooling oil and compressed air when blowing off
the safety relief valve!
➤ Close all access doors; replace and secure all removable panels.
➤ Wear eye protection.
6. Press and hold the «ON» key.
The machine switches to load, the machine's internal pressure pi rises.
7. Monitor on the display the pressure rise pi during the check.
8. If the internal pressure pi increases to more than 10% above the correct opening pressure of
the safety relief valve, shut down the machine with the «OFF» key and replace the safety relief
valve.
If the alarm message
pRV ⇞
appears, the safety relief valve is defective. The permissible
internal pressure was exceeded by 30 psi.
➤ Have the safety relief valve replaced.
Avoid oil mist:
➤ Release the «ON» key immediately when the safety relief valve responds, in order to pre‐
vent unnecessary oil mist.
Correct conclusion of the test
1. Press «Enter» to switch into setting mode.
The check box in the active line flashes.
2. Use the «DOWN» key to deactivate the check box.
3. Press «Enter» to accept the setting.
The test mode is deactivated and the test is completed.
4. Press «Escape» repeatedly to return to the main menu.
5. Open the shut-off valve from the machine.
Result The machine is ready for operation.
11 Safety relief valve checking
18
Quick user guide Controller
SIGMA CONTROL 2 SCREW FLUID 1.1.3 9_9450 03 USE
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