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TIP
Assembly, installation and operating instructions
10
Maintenance
10.1 Securing against reconnection
Always follow the procedure described below to prevent accidental restart:
1. de-energise.
2. Prevent accidental re-connection.
3. Check that the equipment is de-energised.
4. Cover and cordon off adjacent live parts.
10.2 Maintenance Schedule:
The sections below describe maintenance work needed for the proper and trouble-free operation of the equipment.
If there are signs of increased wear during regular checks, shorten the required maintenance intervals to the actual wear and
teat. Contact the manufacturer with any questions about maintenance work and intervals.
Interval
As required
every six months
every six months
every six months
quarterly
10.3 Clean the inside of the unit
Check all elements that come into contact with air (internal surfaces of the unit, outlet elements etc.) for dirt or deposits dur-
ing maintenance and use a commercially available product to remove.
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DANGER!
Risk of death by unauthorised or uncontrolled restart!
Unauthorised or uncontrolled restarting of the equipment can result in serious injury or death.
Before restarting, ensure that all safety devices are fitted and working properly and that there is no haz-
ard to humans.
WARNING!
Risk of injury from rotating parts!
The fan impeller can cause severe injuries.
Switch off the unit and prevent it from reconnection before commencing any work on moving compon-
ents of the fan. Wait until all parts have come to a standstill.
Maintenance task
Regular visual checks and acoustic checks for
damage, dirt and function.
Check water-side connections, valves and fit-
tings for dirt, leak-tightness and function.
Check the electrical wiring.
Clean components/surfaces that come into con-
tact with air.
Check the heat exchanger for dirt, damage, cor-
rosion and leak-tightness. Carefully vacuum the
heat exchanger if dirty.
Personnel
User
User
Qualified personnel
Qualified personnel
User
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