Safety Considerations; General; Applications; Instruction Types - Carrier AiroVision 39 HQM Advance Installation, Operation And Maintenance

1- SAFETY CONSIDERATIONS

1.1 – General
The 39HQM air handling units (AHUs) has been
manufactured in Carrier factory in the Kingdom of
Saudi Arabia, under the guidelines and policies of
Global Carrier Corporation. In order to guarantee safe
operation and use of the unit, please carefully read and
observe the instructions in this document and pay
special attention to the warnings that apply to this unit.
Any modifications in the design and/or installation of
the AHU that are carried out without discussion with
Carrier Corporation and without advance written
agreement will result in the loss of the right to any
warranty claims and any claim for injury to personnel
as a result of these modifications.
Maintenance procedures may only be carried out by
qualified personnel.
1.2 – Applications
The AHU is designed for the movement and
conditioning of air, unless otherwise agreed during the
design stage.

1.3 - Instruction Types

The following warning labels and labels with text are
used.
Lifting point
This label shows where the AHU must be lifted and is
positioned on the support beam.
Forklift Handling
All sections are produced with a chassis and placed on
a wooden skid put into position using a forklift.
- Place the forklift under the center of gravity of the
section for equilibrium and maximum safety.
- Confirm that the forklift has adequate lifting capacity
for each section to be moved.
Earthing
This label indicates where the AHU must be earthed
and is on one of the support beams beneath the casing
in the fan section.
- The electrical components in the AHU must be
earthed, except for components with double insulation
and/or components with a supply voltage below 50 V.
- The electrical components must be installed in
accordance with national and local regulations.
Rotating parts
This label indicates that there are rotating parts behind
this access cover, door or panel which may cause
injury. The components that include rotating parts are
the fan and heat recovery wheel. If there are special
customer-specific components behind doors, access
covers or panels that include rotating parts and pose a
potential risk, this is also indicated by this label.
Hot surfaces
This label indicates that there are components behind
this access cover, door or panel that can cause serious
burns when touched.
The components that may have hot surfaces are the
steam humidifier, steam heater and the electric heater.
If there are special customer-specific components
behind doors, access covers or panels that have hot
surfaces and pose a potential risk, this is also indicated
by this label.
Electrical voltage
This label indicates
components behind this access cover, door or panel
that may be dangerous for the user/installer. Only
personnel qualified in accordance with NEN 3140 is
permitted to carry out work on these components. The
label is attached to the access cover for the electric
heater control box.
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that there are electrical