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3910832
Subject to changes in keeping with technical developments!
No.
Component / activity
Measures
Inspections to be performed
at n-month intervals as
specified below
1
3
6
12
4.
Heat exchanger
When cleaning in the installed state is not sufficient, the heat exchanger must be
pulled out or de-installed and cleaned in an appropriate manner
Check for dirt, damage and corrosion
Clean and repair
X
Check the wet cooler, condensate tray and
droplet separator for dirt, corrosion and
appropriate function
Repair
X
Check the function of the siphon
Repair
X
Control of the state of hygiene
X
Heater
Check the air-side for dirt, damage and
corrosion
Clean and repair
X
Cleaning to retain function (air side)
X
Check the function of the feed and reflux
X
Bleed
X
Electrical heater
Check for scale deposits and corrosion
X
Cleaning to retain function (air side)
X
Check for appropriate function
X
Check the function of the control and
safety devices
X
Cooler
The siphon (customer side) must be
appropriately dimensioned and arranged
to allow the condensed water to escape
without delay.
Check for dirt, damage and corrosion
Clean and repair
X
Clean the wet cooler, droplet separator and
the trays
X
Check the function of the feed and reflux
X
Bleed
X
Check the hygiene state
X
5.
Louvre flaps
Check for dirt, damage and corrosion
Clean as required
X
Check mechanical function
X
Flap actuators
Check the function
X
6.
Fans
Check the fan for dirt, damage and
corrosion
Clean and repair
X
Check the impeller for dirt, imbalance and
running noises
Briefly switch on the motor
X
7.
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.
"Maintenance"
