Double
‐
stage tank regulator PS 25 bar
14 / 16
Restarting the UPSO / EFV with visual indicator
If the UPSO and/or the EFV have responded - can be seen on the visual indicator
RED
- the
following steps should be taken.
1. Close the gas withdrawal valve.
2. When the fault has been rectified, open the gas withdrawal valve.
3. Check that connected devices are closed.
4. Unscrew the protective cap by hand.
5. Turn the protective cap around and pull out the spindle with the release device
until the UPSO / EFV remains open.
6. Screw the protective cap on again by hand.
7. UPSO / EFV
is ready for operation
visual indicator
GREEN
.
8. Check for leaks
MAINTENANCE
Upon proper ASSEMBLY and OPERATION, the product is maintenance-free.
REPLACEMENT
If there is any sign of wear or if the product or parts thereof are damaged, it must be replaced.
When the product has been replaced, observe the steps ASSEMBLY, LEAK TESTING and
START-UP.
To ensure that the installation works faultlessly under normal operating conditions, it is
recommended that you replace the device within 10 years of the date of manufacture.
In commercial applications, according to DGUV regulation 79, parts of consumer
units that are subject to wear and ageing
*
must be replaced after 8 years. This does not apply
if the proper condition has been confirmed by an expert.
*
System parts that are subject to wear or ageing are, for example, membranes, automatic
and manual changeover valves, pressure regulators, hoses assemblies.
Product damaged due to flooding!
This causes corrosion and malfunctions to the pressure regulator.
Replace the pressure regulator following flooding!
