Hitachi RPI-1.5FSRE Installation & Operation Manual page 38
Ducted indoor units r32/r410a
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Also See for RPI-1.5FSRE:
- Installation & operation manual (51 pages) ,
- Installation & operation manual (51 pages) ,
- Installation & operation manual (51 pages)
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INDOOR UNITS INSTALLATION
Suction air filter servicing
There are two options for filter extraction, depending on the
location of the unit:
•
Lower extraction:
a. Turn 90° the fixing screw and remove the lower air filter
support from the unit.
b. Pull down the air filter.
Fixing screw
•
Generic Lateral extraction:
a. Turn 90° the fixing screw and remove the lateral Air Filter
support from the unit.
b. Pull the Air Filter and fold it over the joint as much as you
need for the extraction.
180° in any
direction
Air filter support
Fixing screw
•
Lateral extraction for RPI-(1.5~2.0)FSRE:
Optionally, the RPI-(1.5~2.0)FSRE unit allows access to the
filter from the opposite side for proper maintenance.
a. Turn 90° the fixing screw and remove the lateral air filter
support from the unit.
b. Pull the air filter and fold it over the joint as much as you
need for the extraction.
8
PMML0528 rev.1 - 02/2021
4.3.3 Drain pan level
Air filter
Check to ensure that the foundation is flat, taking into account
the maximum foundation gradient.
Air filter support
The unit should be installed so that the drain pipe side of the
unit is slightly (approximately 5mm) lower than the other side, in
order to avoid the incorrect position of the drain discharge.
Air filter
Tighten the nuts of the suspension bolts with the suspension
brackets after adjustment is completed.
Special plastic paint must be applied to the bolts and nuts in
order to prevent them from loosening.
?
Keep the unit as well as relevant equipment covered with the vinyl cover
during installation work.
4.3.4 Static pressure setting
RPI units have been provided by three Static Pressure levels
regulation depending on the installation requirements:
•
•
•
Static Pressure setting shall be made from the Remote Control
Switch. For changing to High and Low Static Pressure level,
refer to Installation and Operation Manual remote control.
Air filter
Front view
Condensate drain connection
N O T E
High Static Pressure
Standard Static Pressure (Factory setting)
Low Static Pressure
180° in any
direction
Air filter
support
Fixing screw
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