English
2.
GENERAL INFORMATION
The units described
in
this manual are called "dryers".
They are designed to
dry a
"compressed
gas"
flow.
These dryers are equipped with a refrigeration circuit for cooling the compressed
air to the
temperature called "dewpoint under pressure".
ln
most applications
lh€
gas
to
be dried
is
lhe
"compressed
ail'
and
this
is why
this term will be
used even
if the
gas
to
b€
dried
is
different
Furthermore,
the
term
'pressure'will
b€
used to indicate the relative pressure
All
parts
of
the text
or the
chapters of
the
manual which
are
imporlant for
the
SAFETY
of
persons
and
property are
written in
bold
face and highlighted
by
the symbol shown here
on
lhe
right.
A
The symbol
to
the right indicales that further information on a certain subjecl may
be
found
by
consulling
lhe
paragraph
or chapter number or description shown beside the symbol.
s
The following symbols are shown
on
the stickers
on
the unit
as
well
as on
the dimensional drawings and refrigeration circuits
in
this
manual.
Their
@
Air outlet from the
unit
.EI
Cooling
water oullet
(for
waler€oled
unils)
Condensate discharge
Direction
of
fan
rotalion
(for air
cooled
units)
o
lndications for lif,ing the unit
K
e
Fork
liff
trucks may
not
be
used
to
fiiow
the
unil from the side on which
lhe
symbol is
attached
A
Thls manual gives the user, the lnstaller
and
the malntenance technician all tho tochnlcal
lnfomalion
requlred
to
lnstall, commisslon
and operate
the dryer
and
carry out the routine malntenance operations to onsure maximum service life.
Use
only odginal
spare
parts when
carying
out routlne malntenance
o.
repalrs.
For
all
INFORIIIATIOI{
or
reguests
for
SPARE
PARTS
concernlng
the dryer
please
contact your distributor
or
the
nearest serylce
centre, provldlng the
SERI,AL
NUIIBER
and TYPE
of the unlt shown on
the
data
plate as
well
as on
the firlrt
page of
this manual.
Air inlel
in
the unit
fl
Cooling
waler inlet
(for
water-
cooled
units)
Electric shock risk
<-
Direclion
of lhe
refrigerant
gas
flow
(nnn
Cooling
air
llow
(for
air-cooled
units)
2