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Scheduled maintenance
[
Y
When the DISPLAY
alternatively shows the Sr warn-
ing code and dew point, contact authorized assistance personnel
for carrying out scheduled maintenance (see par. 5.5 in List of
alarm/warnings).
z
Press
to cancel the warning for 24 hours.
Condensate drain
There are three operation modes:
a) INTEGRATED (*) --- draining controlled by the level sen-
sor;
b) TIMED --- draining at set intervals;
c) EXTERNAL --- if there is an external drain.
INTEGRATED mode may be switched to TIMED mode in
either of the following two cases:
1) automatically if the warning code drE appears (see par. 5.5
in List of alarms/warnings);
2) if parameter d3 is set to tIM (see par. 5.4 in List of param-
eters).
(*) not available on SRC- - 250 --- SRC- - 325 models.
!
Only use EXTERNAL mode (d3 = Con) if a proper exter-
nal drain is connected (not supplied as standard)!
y
Press
to drain the condensate manually.
The DRAIN LED (5) comes on while the condensate is draining
(see Control Panel).
Alarm log
Contains the descriptions of the last alarms (max. 8).
é
Press
for 5 seconds: the keypad now operates in Alarm
MENU mode and the events can be scrolled with-
z
é
and
.
Every event is displayed with "ALx" (x=1--- 8).
AL1 = most recent event.
If there are no events "--- --- --- " appears.
x
To view the details of the event, press
ALx
1
Alarm code
4
Dew point
2
Thousands of hours
5
Water temperature
3
Hours
z
é
Scroll with
and
.
5.4
Parameters
Accessing parameters
z
é
Press
and at the same time
: the keypad now operates
in Parameters MENU mode and the parameters can be scrolled
z
é
with
and
.
List of parameters
A1
Sets the unit of measure for dew point in ˚C or ˚F.
A2
Displays hours of dryer operation in units, tens, or hundreds.
Displays hours of dryer operation in thousands, tens of thou-
A3
sands or hundreds of thousands, so that total hours of oper-
ation = A3 x 1000 + A2.
Like A2/A3 but for hours of refrigeration compressor opera-
A4/A5
tion.
Sets Hd Warning intervention temperature (see par. 5.5 in
A6
List of alarms/warnings).
b1
Sets the dryer address for serial communications.
b2
Sets the serial communication speed.
b3
Not available
b8
Not available
Sets the seconds of condensate drain opening (if set in
d1
TIMED mode).
d2
Like d1, but for seconds closed.
Sets condensate drain operation mode:
--- CAP = INTEGRATED
d3
(not available on SRC- - 250 --- SRC- - 325 models).
--- tIM = TIMED
--- Con = EXTERNAL.
Changing parameters
After displaying the parameter, press
:
é
and
, then press
y
Press
to return to STANDARD mode.
5.5
Alarms and Warnings
Alarms cause the dryer to switch off.
Warnings only cause a signal.
In the case of Alarm or Dew Point Sensor Warning (dSE),
displays the alarm code. In the case of a Warning,
tively displays the fault code and the dew point.
If an alarm occurs:
1) Identify and eliminate the cause;
z
2) press
x
3) press
If a warning without automatic reset occurs:
1) identify and eliminate the cause;
z
2) press
List of alarms/warnings
HP
High Pressure Alarm
LP
Low Pressure Alarm
rSE
Water temperature sensor Alarm
Ld
Low Dew Point Alarm
High Dew Point Warning
Hd
Hd
Automatic reset when the dew point = A6 --- 2˚C.
Scheduled Maintenance Warning
Sr
Sr
See par. 5.3.
Condensate Drain Warning
drE
drE
Condensate drainage switches to TIMED mode.
dSE
Dew Point Sensor Warning
SRC- - 150 --- SRC- - 1000
x
, change with
x
to confirm.
[
alterna-
to reset the alarm;
to restart the dryer.
to reset the warning.
4
z
[
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