5
Opening the fan door
This pictogram is positioned on the outside of the door or access cover of the fan assembly. This pictogram warns that the
fan must have been switched off and deenergised for a minimum of two minutes before the door or access cover is
opened. This pictogram also indicates that transport brackets must be removed before the fan is started up. This warning
also important for safety. Because of the positive pressure, fan doors can hit the technical personnel who opens the doors.
Other warning labels
CAUTION: All doors and access covers must be closed
before starting up the AHU.
Lifting and transport
An instruction is attached to the AHU that describes the
procedures that must be followed for lifting and transport.
The following chapter contains further details.
1.4 - Disposal of parts/materials
•
The packaging material must be disposed of in a
responsible manner and in accordance with local
regulations.
•
Components that are replaced, must be disposed of
as described above.
2 - TRANSPORT AND LIFTING INSTRUCTIONS
2.1 - General
Transport and lifting of the AHU must always be in
accordance with the instructions below. If these
instructions are not observed, the unit may be irreparably
damaged, and people in the immediate vicinity of the unit
are endangered. Carrier does not accept any responsibility
if these instructions are not observed. Transport and lifting
must be carried out by qualified personnel. The AHU must
only be lifted with lifting bars supplied by Carrier (box profile
30 x 30 x 4 mm). Lifting must be carried out in accordance
with local regulations and with the help of certified lifting
aids.
Only one set of lifting bars is supplied per order/position
number per unit width (if ordered). These lifting bars are
suitable for single use and only for the parts of this order/
position number. The lifting bars are certified by an
authorised person using a type test.
2.3 - Offloading and hoisting
Depending on the dimensions of the AHU and the situation
on site, the AHUs are supplied in previously agreed
transport sections.
Before proceeding with the transport and installation of the
casing sections, always consult the applicable dimensional
drawing that give the dimensions and weights of the
sections, as well as the installation sequence.
The weight is given on each transport section. Each
transport section is equipped with a subframe with four
lifting points. These points are marked by the label shown
below.
2.2 - Transport and storage
During transport and storage the air handling unit must only
be supported under the designated lifting points.
Supporting and lifting under the cross beams is prohibited.
