English
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   SPS010/0250   (60Hz)
1 Safety
1.1  Importance of the manual
• Keep it for the entire life of the machine.
• Read it before any operation.
• It is subject to changes: for updated information see the version on 
the unit.
1.2 Warning signals
!
Instruction for avoiding danger to persons
Y
Instruction for avoiding damage to the equipment.
Z
The presence of a skilled or authorized technician is required.
,
There are symbols whose meaning is given in the para. 8.1
1.3 Safety instructions
!  Every unit is equipped with an electric disconnecting switch for 
operating in safe conditions. Always use this device in order to eliminate 
risks maintenance.
! The manual is intended for the end-user, only for operations per-
formable with closed panels: operations requiring opening with tools 
must be carried out by skilled and quali ed personnel.
Y Do not exceed the design limits given on the data plate.
!Y It is the user’s responsibility to avoid loads different from the 
internal static pressure. The unit must be appropriately protected when-
ever risks of seismic phenomena exist.
! The safety devices on the compressed air circuit must be provided 
for by the user
The dimensioning of the safety devices of the air compressed circuit 
must be according to the speci cations of the system and legislation in 
force locally.
Only use the unit for professional work and for its intended purpose.
The user is responsible for analysing the application aspects for product 
installation, and following all the applicable industrial and safety stand-
ards and regulations contained in the product instruction manual or oth-
er documentation supplied with the unit.
Tampering or replacement of any parts by unauthorized personnel and/
or improper machine use exonerate the manufacturer from all responsi-
bility and invalidate the warranty. 
The manufacturer declines and present or future liability for damage to 
persons, things and the machine, due to negligence of the operators, 
non-compliance with all the instructions given in this manual, and non-
application of current regulations regarding safety of the system.
The manufacturer declines any liability for damage due to alterations 
and/or changes to the packing.
It is the responsibility of the user to ensure that the speci cations pro-
vided for the selection of the unit or components and/or options are fully 
comprehensive for the correct or foreseeable use of the machine itself 
or its components.
!IMPORTANT: The manufacturer reserves the right to modify this 
manual at any time. The most comprehensive and updated informa-
tion, the user is advised to consult the manual supplied with the unit.
1.4 Residual risks
The installation, start up, stopping and maintenance of the machine 
must be performed in accordance with the information and instructions 
given in the technical documentation supplied and always in such a way 
to avoid the creation of a hazardous situation. 
The risks that it has not been possible to eliminate in the design stage 
are listed in the following table:
Part af-
fected
Residual
risk
Manner of
exposure
Precautions
heat exchanger 
coil
small cuts contact avoid contact, wear pro-
tective gloves
fan grille and 
fan
lesions insertion of pointed 
objects through the 
grille while the fan is in 
operation
do not poke objects of any 
type through the fan grille 
or place any objects on 
the grille
inside the unit:
compressor 
and discharge 
pipe
burns contact avoid contact, wear pro-
tective gloves
inside the unit: 
metal parts and 
electrical wires
intoxication, 
electrical 
shock, seri-
ous burns
defects in the insula-
tion of the power 
supply lines upstream 
of the electrical panel; 
live metal parts
adequate electrical protec-
tion of the power supply 
line; ensure metal parts 
are properly connected 
to earth
outside the 
unit: area sur-
rounding the 
unit
intoxica-
tion, serious 
burns
 re due to short circuit 
or overheating of the 
supply line upstream 
of the unit’s electrical 
panel
ensure conductor cross-
sectional areas and the 
supply line protection sys-
tem conform to applicable 
regulations
8 Appendix
, There are symbols whose meaning is given in the par. 8.1.
8.1 Legend
8.2 Installation diagram
8.3 Technical data
8.4  Spare parts list
8.5 Exploded drawing
8.6 Dimensional drawings
8.7 Refrigerant circuit
8.8 Wiring diagram
Index
1 Safety  1
1.1  Importance of the manual ................................................................1
1.2 Warning signals ................................................................................1
1.3 Safety instructions ............................................................................1
1.4 Residual risks ...................................................................................1
2 Introduction  2
2.1 Transport ...........................................................................................2
2.2 Handling ...........................................................................................2
2.3 Inspection .........................................................................................2
2.4 Storage .............................................................................................2
3 Installation  2
3.1 Procedures .......................................................................................2
3.2 Operating space ...............................................................................2
3.3 Tips ...................................................................................................2
3.4 Electrical connection ........................................................................2
3.5  Condensate drain connection ..........................................................2
4 Commissioning  2
4.1 Preliminary checks ...........................................................................2
4.2 Starting .............................................................................................2
4.3 Operation ..........................................................................................2
4.4 Stop ..................................................................................................2
5 Control  3
5.1 Parameter settings ...........................................................................3
6 Maintenance  4
6.1 General instructions ..........................................................................4
6.2 Refrigerant. .......................................................................................4
6.3  Preventive Maintenance Programme ...............................................4
6.4 Dismantling .......................................................................................4
7 Troubleshooting  5