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Cod. 710.0138.72.00 Rev.10
– 02.2022
© Copyright 2022 Gardner Denver - All rights reserved
6
– 11
3.1.2 CONDENSATE DISCHARGE PARAMETERS PROGRAMMING
Push the SET key for 10 seconds to enter the parameters configuration menu: the display will show in sequence
the set point value, the code of the first modifiable parameter (C8) and its value).
Only if strictly necessary, use the UP and/or DOWN keys to change the displayed parameter value.
Press the SET key to store the previously changed parameter value or to browse the parameters without
changing them.
15 seconds after the last performed operation, the controller will return automatically to the normal operation
mode.
PARAMETER
DESCRIPTION
RANGE
DEFAULT SET VALUE
C8
Delay between condensate
discharges
1 ÷ 240 (min)
1
C9
Time required for condensate
discharge
1 ÷ 240 (sec)
GDD4-24F
GDD30F
GDD37-160F
1
2
3
NOTE: Changes entered for timing values will be effective only after exiting the programming, while changes to other variables
will be immediately effective.
Please remember that eventual changes to the configuration parameters of the machine could negatively affect its efficiency.
Thus, changes have to be performed by a person familiar with the operation of the dryer.
WARNING FOR USER:IT’S FORBIDDEN TO ATTEMPT TO MODIFY THE OTHER CONFIGURATION PARAMETERS
OF THE ELECTRONIC CONTROLLER WITHOUT AUTHORIZATION AND COLLABORATION OF Gardner Denver
’S
AUTHORIZED DISTRIBUTOR.
3.1.3 DISPLAY INDICATIONS
The controller is capable of recognizing certain types of anomalies in the drying circuit. In such cases, a message will blink on the
display, alternated to the current dew point value.
MESSAGE
(BLINKING)
CAUSE
OUTPUTS
ACTIONS
HtA
High dew point value
(delayed alarm)
Alarm output ON
Refrig. Compressor output OFF
Fan output ON
Drain cycle standard
Resettable by switching off the
dryer.
If problem persists call your local
Gardner Denver distributor.
Ht2
Very high dew point value
(immediate alarm)
PF1
Interruption or short circuit on the
PTC probe input line
Alarm output ON
Refrig. Compressor output OFF
Fan output OFF
Drain cycle standard
Resettable by switching off the
dryer. May require replacing the
faulty probe.
If problem persists call your local
Gardner Denver distributor.
ESA
The automatic Energy saving
mode activated due to low load
Alarm output OFF
Refrig. Compressor output OFF
Fan output OFF
Drain cycle standard
No action necessary.
Automatic Reset
ES2
ASt
Activated after repeated alarms
Alarm output ON
Refrig. Compressor output OFF
Fan output ON
Drain cycle standard
Call your local Gardner Denver
distributor.
Note: PF1 has priority on all other messages.