AL-KO AT4F Series, Operating And Assembly Instruction Manual

Page: 131 / 140

Subject to changes in line with technical progress!
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Shut-down
9 Shut-down
ATEX zone freedom must be guaranteed on-site for safe decommissioning or disassembly.
9.1 Decommissioning
De-energise the installation before beginning work (all-pole shutdown) and secure it against unauthorised restart.
WARNING
Risk of injury due to pressurised parts.
„
When decommissioning, note that certain installation parts are pressurised.
„
Comply with the safety rules!
ATTENTION
In winter, there is a general freezing hazard for all components. If necessary, take suitable
measures such as fully draining the liquid media. At temperatures below freezing, the heat
exchanger must be either drained and blown out with compressed air, or filled with a com -
mercially available antifreeze with corrosion inhibiting additive due to the risk of freezing and
corrosion.
„
If the installation is decommissioned for a long period of time, the instructions for the individual components must
be observed.
„
The information from the component manufacturers must also be followed (request this information if necessary).
„
Before recommissioning, observe chapters "6 Commissioning" on page 83 and "7 Servicing and maintenance" on
page 94.
9.2 Dismantling
„
Dismantling must be carried out according to the currently valid and applicable occupational safety and accident
prevention regulations.
WARNING
Risk of injury from falling from ladders, scaffolding or work platforms.
„
Only use suitable and tested ladders, steps, scaffolding and work platforms.
„
Work with care.
WARNING
Risk of poisoning when draining the media.
The AT4F ATEX unit may contain media that are hazardous to health, such as coolants.
„
The drained media may only be filled and stored in approved containers.
„
Work with care.
„
Avoid skin and eye contact with the media, do not swallow media and observe the safety
data sheets.
„
Wear personal protective equipment.
„
Absorb spills immediately.