Honeywell HON R100NG Series User And Maintenance Manual page 37

Test configuration
Checking the system for
leaks
User manual for HON R100 gas pressure regulator with HON P095NG pilot
The test configuration is as follows (concept sketch):
The numbers have the following meaning:
No. Meaning
1 Inlet chamber
2 Outlet chamber
Inlet stop valve armature
3
Gas pressure regulator
4
5 Blowdown line shut‐off device
6 Outlet stop valve armature
Proceed as follows:
Step Description
1 Slowly close the outlet stop valve armature.
2 Apply the test medium to all detachable pipe joints.
3 Observe the test medium on all detachable pipe joints for several minutes.
If ...
no foam or bubbles are formed,
Foam or bubbles are formed,
Step Description
4 Slowly close the inlet stop valve armature.
5 Depressurize the inlet chamber and the outlet chamber.
6 Seal the leaking pipe joints.
7 Repeat the leak test starting with step 1.
Transport, installation and start‐up
then ...
 the system is leak‐proof.
 the system may be put into operation.
 the affected pipe joint is leaking.
 the system may not be put into operation.
 Proceed with step 4.
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