Servicing/Maintenance; Safety Regulations; Servicing/Inspection; Supervision Of Operation - KSB BOAX-B Installation & Operating Manual

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7 Servicing/Maintenance

7 Servicing/Maintenance

7.1 Safety regulations

DANGER
Valve under pressure
Risk of injury!
Leakage of hot and/or toxic fluids!
Risk of burns!
▷ Depressurise the valve and its surrounding system prior to any maintenance
work and installation work.
▷ If there is fluid leakage, depressurise the valve.
▷ Allow the valve to cool down until the temperature of the fluid in all the
valve's chambers is lower than the fluid's vaporisation temperature.
The operator ensures that maintenance, inspection and installation are performed by
authorised, qualified specialist personnel who are thoroughly familiar with the
manual.
WARNING
Fluids handled, consumables and supplies which are hot and/or pose a health
hazard
Risk of injury!
▷ Observe all relevant laws.
▷ When draining the fluid take appropriate measures to protect persons and the
environment.
▷ Decontaminate valves used in fluids posing a health hazard.
NOTE
Before removing the valve from the piping, ensure that the pipe has been taken
out of service and released for repair/maintenance work.
NOTE
All maintenance work, service work and installation work can be carried out by KSB
Service or authorised workshops. For contact details refer to the enclosed
"Addresses" booklet or visit "https://www.ksb.com/en-global/contact" on the
Internet.
Never use force when dismantling and reassembling the valve.
Original spare parts are only ready for operation following assembly/installation and
subsequent shell and leak testing of the valve.

7.2 Servicing/inspection

7.2.1 Supervision of operation

The service life can be extended by taking the following measures:
▪ Checking the function by actuating the valve at least twice a year
BOAX-B