KAESER ESD 352 SFC, Technical Documentation Manual

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11 Safety relief valve checking
Overview
■ Preparing the test
■ Performing the test
■ Correct conclusion of the test
■ Resetting
When the check mode is activated, monitoring of internal pressure (blow-off protection – if
provided) and regulation of network pressure are deactivated.
The measured value of internal pressure pi is used to describe the following check.
Check box Status
☑ activated
☐ deactivated
Tab. 3 Check box status
Danger of injury from pressurized components!
➤ Perform the following actions in the sequence provided.
Preparing the test
1. Note the activating pressure of the safety relief valve from the machine's nameplate.
2. Press the «OFF» key to shut down the machine.
3. Close the user's shut-off valve between the machine and the air distribution network.
4. Log on to SIGMA CONTROL 2 with access level 2 (see chapter 7.2.6).
5. In operating mode, switch to the main menu with the «Enter» key.
6. Select the
< Machine test ➙ TÜV inspection > menu.
Safety relief valve is displayed as an active line.
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 0 psi
Relief valve activating pressure (example)
Reset: ☐
·········
Performing the test
1. Press «Enter».
The
check box flashes in the active line.
2. Use the «UP» key to activate the check box.
11 Safety relief valve checking
9_9450 03 USE
Quick user guide Controller
SIGMA CONTROL 2 SCREW FLUID 1.1.3
17