Initial Check - Hitachi AquaFREE RWM-3FSN2E1 Installation And Operation Manual

UNITS INSTALLATION

10.2.1. INITIAL CHECK

¡
Accessories factory supplied
Make sure that the following accessories are packed with the
unit.
Accessory
Outdoor Thermistor
(with cover)
Water check valve
and hose
Screws

NOTE:
If any of these accessories are not packed with the unit,
please contact your dealer.
10.2.2. INSTALLATION
¡
Fixing the module
Use the dimensions of the back support plate specified
−
below.
Keep the services space for piping/wiring work and
−
maintenance.
Check that the bolts are well secured ones the module
−
is held.

ATENTION:
The installation surface shall be flat, vertical and non
combustible.
Fixing support plate dimensions:
20
PMML138A_R1-eng-fre.indb 24
Qty Purpose
Outside ambient
1
temperature
For avoiding water
1
circuit baksiphonage
1 To fix front cover
(Units: mm)
520
486 17
26
292 94
20
¡
Casing cover assembly
Center the upper side of the Casing Cover by clipping the
−
Casing pin into the central hole of the support plate. (Step 1)
Rotate down the Casing Cover and aligne Casing Cover
−
sides. Fix side screw with the support plate onto each side of
the module (Step 2)
Fix the front screw (between manometer and main switches/
−
display). (Step 3)
Step 1
Step 2
Pin
¡
Dimensional
¡
Service space
Install the indoor unit with sufficient clearance
−
around it to provide good conditions for electrical and
refrigerant piping connections and for maintenance.
Minimum recommended space:
−

200
200 200
Floor
The outdoor thermistor installation must be
−
located in the external area. The Thermistor will
be connected in PCB AquaFREE Module.
PMML0138A-rev.1 - 11/2009
Step 3
Pin (x1)
Front Screw
(x1)
Side Screw
(x2)
NOTE:
- It is recommended install
Outdoor thermistor in a
shadow area, to avoid sun
exposition and prefering
north or west installation.
- The Outdoor Thermistor is
supplied with the unit
- The Outdoor thermistor is
supplied with a cover.
- Large cable is 1.5m. It can
be extended up using the
same cable section.
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19/11/2009 14:45:13