BARDIANI VALVOLE reserves the right to modify without notice its products, including products already ordered.
(GB-IST-BBZK-0910) 9/26
7. Cleaning
RISK of scalding
Risk of
corrosion a
stainless steel
Risk of damage
to
elastomers
1. CLEAN VALVE WITH CLEANING AGENTS:
- Use authorised personnel to clean the valve
- Observe concentrations of cleaning agents.
- Follow instructions of cleaning agent suppliers.
- Always use protective goggles and gloves.
2. HOT VALVE/PIPING:
- Never touch hot valve or piping, if possible.
- Alternatively, use protective gloves.
3. HANDLING OF CLEANING AGENTS:
- Dose cleaning agents regulrly to avoid excessive
concentrations.
- Always rinse carefully with clean water after
cleaning.
- Check compatibility of valve materials.
Example of suggested CIP
Step
Temperature °C
Cip product
First rinsing
Atmosphere
Water without chlorine or
chlorids
Washing
70°
Soda (NaOH) at 1%
Intermediate washing
Atmosphere
Water without chlorine or
chlorids
Washing
70°
Nitric acid (HNO3) at 0,5%
Final rinsing
Atmosphere
Water without chlorine or
chlorids
Recommended claning speed = 2 m/s
