Wilo Flumen OPTI-TR 20-1 Instrucciones De Instalación Y Funcionamiento página 304

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8.3 Shut-down
8.4 Removal
304
Shut-down/dismantling
The mixer is deactivated during decommissioning, but remains installed. This ensures
that the mixer is always ready for operation.
‡
To protect the mixer from frost and ice, always immerse the mixer completely in
the fluid.
‡
The fluid temperature must always be above +3 °C (+37 °F).
1. Switch off the mixer at the operating point.
2. Secure the operating point against being switched on again by unauthorised per-
sons (e.g. lock main switch).
▶ The mixer is decommissioned and can now be dismantled.
If the mixer remains installed after decommissioning, observe the following:
▪ Ensure that the aforementioned requirements are maintained for the complete period
of decommissioning. If these requirements cannot be guaranteed, dismantle the mixer
after decommissioning!
▪ For an extended period of decommissioning, carry out a 5‑minute function test at reg-
ular intervals (monthly to quarterly). CAUTION! A function test should only be carried
out under the applicable operating conditions. Never run the machine dry! Non-
compliance can lead to irreparable damage!
DANGER
Danger due to fluids hazardous to health during removal!
During removal, contact with fluids that are hazardous to health may occur. Observe
the following points:
• Wear protective equipment:
⇒ Closed safety goggles
⇒ Mouth protection
⇒ Protective gloves
• Immediately wipe up drips.
• Observe the specifications in the work regulations! The operator must make
sure that the personnel have received and read the work regulations!
DANGER
Danger from fluids hazardous to health!
Risk of fatal injury if the mixer is used in fluids hazardous to health.
• Decontaminate the mixer after dismantling and before carrying out any other
work.
• Observe the specifications provided by work regulations. The operator must
make sure that personnel have received and read work regulations.
DANGER
Risk of death due to electrocution!
Improper conduct when carrying out electrical work can lead to death due to electric
shock! Electrical work must be carried out by a qualified electrician in accordance
with the locally applicable regulations.
DANGER
Risk of fatal injury due to dangerous lone working practices!
Work in chambers and narrow rooms as well as work involving risk of falling are dan-
gerous work. Such work may not be carried out autonomously! A second person
must be present for safety reasons.
WILO SE 2019-01