Index
1.
2.
3.
4.
5.
6.
7.
Appendix
,
There are symbols whose meaning is given in the par. 7.1.
7.2 Technical data
7.3 Spare parts list
7.4 Refrigerant diagram
7.5 Wiring diagram
1
Safety
Importance of the manual
S Keep it for the entire life of the machine.
S Read it before any operation.
S It is subject to changes: for updated information see the ver-
sion on the dryer.
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.
English
General information
!
The fridge dryer is not equipped with electric disconnect
device: in order to avoid any risk of danger during maintenance,
always disconnect the power supply through the main switch
installed in the air compressor electrical board or in the incoming
line of the compressor unit.
!
The manual is intended for the end--- user, only for opera-
tions performable with closed panels: operations requiring open-
ing with tools must be carried out by skilled personnel.
Y
Do not exceed the design limits given on the dataplate.
Only use the machine for professional work and for its intended
purpose.
Tampering or replacement of any parts by unauthorized person-
nel and/or improper machine use invalidate the warranty.
The Manufacturer declines any 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, non--- application of current regulations regarding
safety of the system and its qualified operators.
The Manufacturer declines any liability for damage due to alter-
ations and/or changes to the packing.
2
This manual refers to refrigeration dryers designed to guarantee
high quality in the treatment of compressed air.
2.1
Transport
The packed unit must:
a) remain upright;
b) be protected against atmospheric agents;
c) be protected against impacts.
2.2
Handling
Use a fork--- lift truck suitable for the weight to be lifted, avoiding
any type of impact.
2.3
a) All the units are assembled, wired, charged with refrigerant
and oil and tested in the factory;
b) on receiving the machine check its condition: immediately
notify the transport company in case of any damage;
c) unpack the unit as close as possible to the place of installa-
tion.
2.4
Storage
If several units have to stacked, follow the notes given on the
packing. Keep the unit packed in a clean place protected from
damp and bad weather.
1
INT075 ---500