46
12. Installation Instruction
12.1 Mono Bloc Unit
Attached Accessories
No.
Qty.
Accessories part
No.
Qty.
Accessories part
1
Drain elbow
1
Rubber cap
8
Remote controller
1
Optional Accessory
Optional PCB (CZ-NS4P)
1
Base Pan Heater (CZ-NE3P)
1
Network Adaptor (CZ-TAW1)
1
Network Adaptor Cable (CZ-TAW1-CBL)
1
Field Supply Accessories (Optional)
Maker
Specification
Model
Part
No.
i
2-way valve kit
Electromotoric Actuator
SFA21/18
VVI46/25
SFA21/18
VXI46/25
PAW-A2W-RTWIRED
PAW-A2W-RTWIRELESS
Yonos 25/6
PAW-A2W-TSBU
AC230V
AC230V
AC230V
-
Siemens
Siemens
-
Siemens
Wilo
-
-
-
PAW-A2W-TSOD
-
-
PAW-A2W-TSHC
-
-
PAW-A2W-TSRT
-
-
PAW-A2W-TSSO
-
-
Siemens
2-port Valve
ii
3-way valve kit
Electromotoric Actuator
3-port Valve
iii
Room thermostat
Wired
AC230V
Wireless
Caleffi
AC230V
167032
-
Mixing valve
v
i
v
Pump
Buffer tank sensor
-
-
vi
vii
Outdoor sensor
-
viii Zone water sensor
-
ix
Zone room sensor
-
x
Solar sensor
-
It is recommended to purchase the field supply accessories listed in above table.
■
2
3
4
5
6
7
Handling of Mono bloc unit
o
Mono bloc unit is a large and heavy apparatus.
The handling of the unit only to be done by
lifting tools with slings. These slings can be
fitted into sleeves at the unit’s base frame.
12.1.1 Select the Best Location
Install the Mono bloc unit in outdoor locations only.
Avoid installations in areas where the ambient
temperature may drop below -20°C.
The Mono bloc unit must be installed on a flat,
solid surface.
A place removed from any heat source or steam
which may effect the operation of the Mono bloc
unit.
A place where air circulation is good.
A place where drainage can be easily done.
A place where Mono bloc unit’s operation noise
will not cause discomfort to the user.
A place which is accessible for maintenance.
Ensure to keep minimum distance of spaces as
illustrated, from wall, ceiling, or other obstacles.
A place where flammable gas leaking might not
occur.
A place where the Mono bloc unit’s piping and
wiring lengths come within reasonable ranges.
If an awning is built over the unit to prevent direct
sunlight or rain, be careful that heat radiation from
the condenser is not obstructed.
Do not place any obstacles which may cause a
short circuit of the discharged air.
Avoid installing the Mono bloc unit at a location
where suction side may be exposed directly to
wind.
If Mono bloc unit installed near sea, region with
high content of sulphur or oily location (e.g.
machinery oil, etc.), it lifespan maybe shorten.
When installing the product in a place where it will
be affected by typhoon or strong wind such as
wind blowing between buildings, including the
rooftop of a building and a place where there is no
building in surroundings, fix the product with an
overturn prevention wire, etc. (Overturn prevention
fitting model number: K-KYZP15C)
12.1.2 Mono Bloc Unit Installation
Mono bloc unit will become heavy when filled with
water. Please install the unit on a strong concrete floor
and consider the weight of the unit and water.
Fix Mono bloc unit on the concrete floor with M12
anchor bolt at 4 locations.
Pull-out strength of these anchor bolts must be
above 15000N.
Grip anchor bolt
Broken stone
Anchor bolt
60mm or more
300mm or
more
Floor
Concrete
Embedded anchor bolt
Anchor bolt
Floor slab (concrete)
Above
20mm
80mm
•
Compress strength of concrete is above 18MPa {180k
g
f/cm
2
}
Illustration of grip type and embedded type anchor bolt
