Hitachi UTOPIA RAS-4HVRP2E Installations- Und Betriebshandbuch Seite 36

Units installation
7 UNITS INSTALLATION
7.1 OUTDOOR UNITS INSTALLATION
!
C A U T I O N
• Prior to any work with the refrigerant cycle, ensure that the risk of
ignition is minimised.
• Compliance with national gas regulations shall be observed.
• Installation and any servicing work dealing with refrigerant charge
and discharge, piping connection, leakage inspections and similar,
shall be performed by qualified personnel, duly certified by regional
or national organisations only, and as recommended in this manual.
• Transport the products as close to the installation location as practical
before unpacking.
• Do not put any material on the products.
• Apply four lifting wires on to the outdoor, when lifting it by crane.
• Install the outdoor unit with sufficient clearance around it for operation
and maintenance as shown in the next figures. Install the outdoor unit
where good ventilation is available.
• Do not install the outdoor unit where is a high level of oil mist, salty air
or sulphurous atmosphere.
• Install the outdoor unit as far as practical (being at least 3 meters)
from electromagnetic wave radiator (such as medical equipment).
• For cleaning, use noninflammable and nontoxic cleaning liquid. Use
of inflammable agent may cause explosion or fire.
7.1.1 Installation space
(Unit: mm)
Single Installation
Front Side
Single Installation
5 PMML0545 rev.2 - 04/2021
Blocked in Inlet Side
Upper Side Open
*
*
Front
Side
Upper Side Blocked
• Work with sufficient ventilation, for working in an enclosed space may
cause oxygen deficiency. Toxic gas may be produced when cleaning
agent is heated to high temperature by, e.g., being exposed to fire.
• Cleaning liquid shall be collected after cleaning.
• Pay attention not to clamp cables when attaching the service cover to
avoid electric shock or fire.
• Keep clearance between the units of more than 100mm, and avoid
obstacles that may hamper air intake, when installing more than one
units together.
• Install the outdoor unit in the shade or not exposed to direct sunshine
or direct radiation from high temperature heat source.
• Do not install the Outdoor Unit in a space where a seasonal wind
directly blows to the fan.
• Check to ensure that the foundation is flat, level and sufficiently
strong.
• Install the unit in a restricted area not accessible by the general public.
• Aluminium fins have very sharp edges. Pay attention to the fins to
avoid injury.
Multiple Installation (Two units or more)
Front Side
Multiple Installation (Two units or more)
Front Side