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Subject to changes in keeping with technical developments!
8.3
Maintenance plan
No.
Component / activity
Measures
Inspections to be performed
at n-month intervals as speci-
fied below:
1
3
6
12
1.
Air inlet and outlet
Check for dirt, damage and corrosion
Completely clean and repair
X
2.
Device housing
Check for dirt, damage and corrosion on
the air inlet side
Clean and repair
X
Check for water (condensate, leaks)
Clean and determine the cause
X
Flexible connections
Check for leaks
X
3.
heat exchanger
When cleaning in the installed state is not sufficient, the heat exchanger must be de-
installed and cleaned in an appropriate manner
Check for dirt, damage and corrosion
Clean and repair
X
Control of the state of hygiene
X
Cleaning to retain function (air side)
X
Check the function of the feed and reflux
X
Bleed
X
4.
Outlet blinds
Check for dirt, damage and corrosion
Clean as required
X
Check mechanical function
X
5.
Fans
Check the fan for dirt, damage and cor-
rosion
Clean and repair
X
Check the impeller for dirt, imbalance and
running noises
Briefly switch on the motor
X
6.
Switch cabinet
Visually inspect terminal and plug-in con-
nections
Check for firm attachment and clean as
required.
X
8.4
Checking the components
Components must be regularly checked to detect and repair faults at an early stage.
The regular controls include the following and other measures:
Visual control of the relevant device area for faults such as dirt, rust formation and damage.
8.4.1 Checking the heat exchanger
Check the heat exchanger form pollution at the air side, damage and corrosion.
Check connectors and screw connections.
Check the bleeding valve and the filling of the heat exchangers.
Check the anti-freeze concentration.
8.4.2 Checking outlet jalousies
Check outlet vents for dirt, damage and corrosion.
Check the mechanical function of the vents.
"Maintenance"
