Voith WSR-D16212, Instruction Manual

Page: 23 / 25

Instruction Manual
Voith Turbo Way Valve WSR-D16212
2003 / 07 aie Voith Turbo GmbH & Co. KG Page: 23 / 24
918 3626 018870 en D – 74564 Crailsheim Version: 3.0
8.2 Inspections
Inspection intervals Inspection work
Check pipes, pipe unions and connections on the way valve for
leaks, impurities and damage.
Remedy any leaks, impurities and damages detected , as
required, during appropriate operating phases.
Within the scope of the regular
plant inspection
Check the way valve operating behavior for any changes (e.g.
noise, poor control behavior). Eliminate the causes, as required,
during appropriate operating phases.
These inspection works may be performed by the operator's trained expert personnel
provided they meet the criteria as per Chapter 2.3.
Inspection works after 60,000
operating hours, 7 years after
first commissioning at the
latest
Remove way valve from the installation and disassemble same in
an appropriate workshop. Inspect the inner parts and replace
conspicuous parts. Replace all seals.
Perform a text run on a suitable test stand, check and document
the way valve operational behavior.
These inspection works must only be performed by the operator's trained expert
personnel in an appropriate workshop or by Voith personnel at the Voith workshop
(see Chapter 2.3).
Inspection works after another
60,000 operating hours, 7 years
after the last inspection at the
latest
Remove way valve from the installation and have it inspected and
completely overhauled at Voith Turbo, Crailsheim. All the
conspicuous parts, all parts under power and the springs will be
replaced. By performing a test run, the operating behavior will be
checked and documented.
Only Voith Turbo expert personnel are exclusively allowed to perform these inspection
works. The operator's expert personnel will remove the way valve according to Chapter
2.3.
8.3 Spare parts information
It is only allowed to install original Voith parts.
The manufacturer only is able to guarantee an expert repair and/or maintenance.
Storage of spare parts is only allowed if these are protected against corrosion. The
storage area has to be dry and free from dust. Prior to installing the parts, remove the
corrosion protection.
Do not store the elastomere seals together with chemicals, solvents, fuels, acids, etc.
They need to be packed airtight and protected against light with a high content of UV
rays. The storage period until the way valve gets used most not exceed 6 years (for
NBR) and 10 years (for FPM).