Powered dampers
Personnel:
HVAC technician
Protective equipment:
Industrial safety helmet
Protective clothing
Protective gloves
Safety shoes
Adjust the linkage in such a way that the angle of
rotation is 90° and the dampers close completely.
ð
Powered multileaf dampers have been set up.
Coupled dampers (for plate heat exchanger)
Personnel:
HVAC technician
Protective equipment:
Industrial safety helmet
Protective clothing
Protective gloves
Safety shoes
1.
Check that the friction locking of the linkage is cor-
rect.
2.
Check the direction of rotation direction and
ensure that the blades fully open and close.
3.
Check that all screw joints and connections are
tight.
ð
The coupled multileaf dampers have been set
up.
6.3.8
Sound attenuator
Setting up sound attenuators
The splitter filling is made of non-combustible absorp-
tion material to DIN 4102.
Personnel:
HVAC technician
Protective equipment:
Industrial safety helmet
Protective clothing
Protective gloves
Safety shoes
Check splitters for damage and contamination.
ð
The sound attenuator has been set up.
6.3.9 Rotary heat exchanger
WARNING!
Risk of injury from the incorrect handling and
operation of fans!
Incorrect handling, e.g. reaching into rotating parts,
can lead to serious injuries.
–
Never reach into or tamper with the storage
mass
–
The fan does not stop immediately! Check that
no parts are moving before you open an inspec-
tion access door.
–
Do not put a damaged or defective rotary heat
exchanger into operation.
–
Switch off the system before you start working on
movable parts of the rotary heat exchanger and
secure it against accidentally being switched on
again. Wait until all parts have come to a stand-
still.
Adjusting the rotary heat exchanger
The storage mass of the rotary heat exchanger is fac-
tory set. You may have to adjust the storage mass to the
actual installation conditions, see
A ‘Adjusting the storage mass’ on page 72
.
Setting up the rotary heat exchanger
Personnel:
HVAC technician
Protective equipment:
Protective clothing
Hearing protection
Industrial safety helmet
Protective gloves
Safety shoes
Ensure that permitted values for parameters such as
temperatures or differential pressure are not
exceeded.
1.
Check whether the system has been correctly
installed.
2.
Inspect the rotary heat exchanger for foreign
matter.
Initial commissioning
Setting up and adjusting AHU casing units > Rotary heat exchanger
Air handling unit X-CUBE
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