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If you are unable to make the system leaktight, repairs will be necessary.
5.2.2 Checking the pressure relief valve for leaks
1. Connect a full compressed gas cylinder. The compressed gas connections must be
screwed tight by hand only.
GB
2. Connect a suitable item of downstream equipment and start it up.
3. Check that all screw connections and hose connections are secure.
4. Open the valve on the compressed gas cylinder slowly.
5. Use your finger to check whether gas is escaping from the pressure relief valve.
6. If gas is escaping, you will need to take the pressure regulator out of service and
have it repaired by the manufacturer (TESCOM EUROPE) or an authorised specialist
dealer.
5.2.3 Changing gaskets
1. It is absolutely essential that you wash your hands thoroughly before
2. Take a small screwdriver or a similar tool and clean it thoroughly with
3. Using the clean tool, carefully remove the gasket.
handwheel connection
Important! It is vital to take care to ensure that the groove inside the gasket is not
•
damaged when making the handwheel connection.
•
If necessary, wipe the groove for the gasket clean with a dry cloth. You can also
moisten the cloth with a small amount of clean water.
The safety and function of the appliance can only be assured if original TESCOM
EUROPE spare parts are used.
•
Carefully push the new gasket into the connection groove. Do not use a tool to do this
under any circumstances.
Connection with PIN index
•
Important! It is vital to take care to ensure that the groove inside the gasket is not
damaged when making the PIN index connection.
•
If necessary, wipe the sealing surface clean with a dry cloth. You can also moisten the
cloth with a small amount of clean water.
changing the gasket.
washing-up liquid. Then rinse it with a generous amount of water and dry
thoroughly.
The tool must be clean and free from oil and grease in order to avoid the
risk of explosion.
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