Translation of the original operating manual
38
AL-KO
AIR
CABINET
®
3
Supply air filter, exhaust air filter
1
3
6
12
24
3.1
Check for impermissible contamination
and damage (leakages) and odours (the air
filter must have the separation efficiency
corresponding to the filter class for its
entire period of use)
If there is noticeable contamination or leak-
age, the affected filter must be replaced.
Replace both filters if their replacement is
more than 6 months ago.
X
3.2
Filter change" warning message on the
control unit
If the maximum differential pressure is
exceeded, replace both filters
X
3.3
Latest filter change
X
3.4
Checking the hygiene condition
X
4
Heat recovery, general
1
3
6
12
24
4.1
Heat exchangers and their accessories must be checked regularly for airborne contamina-
tion, corrosion and damage.
4.2
If cleaning in installed state is not sufficient, the heat recovery equipment must be
removed and cleaned accordingly.
4.3
Check for soiling, damage and corrosion
Completely clean and repair
X
4.4
Check leak-tightness between exhaust and
outdoor air supply
Repair
X
4.5
Check the condensate drip pan for dirt,
corrosion and correct function
Repair
X
4.6
Checking the hygiene condition
X
5
electric air heater
1
3
6
12
24
5.1
Check for scale deposits and corrosion
Completely clean and repair
X
5.2
Inspect on the air side for soiling and
damage
Completely clean and repair
X
5.3
Check functionality
Repair
X
5.4
Check control and safety equipment for
correct function
Repair
X
6
Countercurrent plate heat exchanger
1
3
6
12
24
6.1
Inspect on the air side for soiling, damage
and corrosion
Completely clean and repair
X
6.2
Clean to preserve function (air-side)
X
6.3
Check for hygienic condition
X
7
Bypass dampers
1
3
6
12
24
7.1
Check for soiling, damage and corrosion
Completely clean and repair
X
7.2
Check the mechanical function
Repair
X
7.3
Check the function of the damper adjusting
actuators
Repair
X
8
fans
1
3
6
12
24
8.1
Inspect the fan for soiling, damage and
corrosion
Completely clean and repair
X
8.2
Check the impeller for soiling, unbalance
and running noises
Switch on motor briefly
Completely clean and repair
X
9
Electrical switch box
1
3
6
12
24
9.1
Perform visual inspection of clamping and
plug-in connections
Clean, check that they are seated firmly
X