Switching Off; Cleaning/Sterilizing The Pump - ITT Bornemann SLH-4U Operating Instructions Manual

6.2.3 Switching off

6.3 Cleaning/sterilizing the pump

4. For pumps with hot conveyed medium: Ensure temperature change of less
than 2 K/min.
NOTICE!
Property damage due to voltage peaks!
– Only switch the unit off using the EMERGENCY STOP button in
an emergency!
1. Switch off the motor. Maintain the following functions, if present:
for double mechanical seals: Sealing pressure, until pump is pressure-
n
free ( manufacturer's data)
n Sealing system
n Cooling water supply until the pump operating temperature has
dropped below 100 °C.
2. Close the inlet and outlet side valves.
3. Close the outlet side valves.
4. If present and permitted in the process: switch off heating.
n The conveyed medium must not solidify.
5. Open the drain screw until the pump is depressurised.
6. Screw in and tighten the drain screw.
7. Clean / sterilise the pump, if necessary (
the pump' on page 54).
SLH and SLH-S series pumps can be cleaned/sterilised without dis-
mantling.
Determine CIP medium and CIP temperature in accordance with the
operating requirements.
NOTICE!
Damage to pumps, hoses and fittings with pressure testing or
rinsing!
– When carrying out pressure tests or rinsing do not expose
pumps, hoses or fittings to impermissible pressure.
– Separate pumps, hoses or fittings from the system in advance,
if necessary.
03/2020 JP Rev. 1
Ä Chapter 6.3 'Cleaning/sterilizing
Type SLH-4U
Operation
53