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Cod. 710.0138.72.00 Rev.10 

– 02.2022 

© Copyright 2022 Gardner Denver - All rights reserved

                  

  9 

– 11

 

TROUBLE 

DISPLAY 

POSSIBLE CAUSE 

REMEDY 

WAT

ER IN T

HE SYSTEM

 

Control panel 

display is 

blank 

No power in the line. 

Restore the power in the line. 

GDD130-160F  

Phases connected incorrectly. 

Connect the phases correctly. 

Problems with cabling. 

Check cabling; if the trouble persists, replace it. 

Problems with the electronic control board. 

Check the electronic control board; if the trouble persists, 
replace it. 

 

The dryer is off. 

Turn it on by pressing the ON/OFF switch for 1 second. 

 

Dryer in stand-by. 

Wait 2 minutes after the dryer is switched on. 

Compressed air inlet/outlet inverted. 

Check if the compressed air inlet/outlet is connected 
properly. 

The flow rate and/or temperature of the air 
entering the dryer are higher than the 
nominal values. 

Restore the nominal conditions. 

The ambient temperature is higher than the 
nominal values. 

Restore the nominal conditions. 

The condenser is dirty. 

Clean the condenser. 

Condensate drain is not functioning. 
Pic.3 

Clean the condensate drainage system filter mesh. 

Replace the coil of the drainage solenoid valve if burned. 

Clean or replace the drainage solenoid valve if 
clogged/jammed. 
Check the C8 and C9 parameters of the electronic control 
board; if the trouble persists, replace it. 

Condensate drain is not functioning. 
Pic.4-5 

Check the no loss condensate drain; if the trouble persists, 
replace it. 

The temperature control probe is positioned 
improperly or faulty. 

Check the probe; if the trouble persists, replace it. 

GDD130-160F 

Intervention of the high pressure switch. 

Reset the high pressure switch. 

 

 

Problems with cabling or with the electronic 
control board. 

Check the cabling and the electronic control board, if the 
trouble persists, replace them. 

Activation of compressor’s internal thermal 
protection. 

Wait one hour and check again. If the fault persists: stop 
dryer and call your local Gardner Denver distributor. 

 

 

Problems with the electrical components of 
the compressor. 

Check the electrical components of the compressor. 

Defective compressor. 

Replace the compressor. 

The flow rate and/or temperature of the air 
entering the dryer are higher than the 
nominal values. 

Restore the nominal conditions. 

The ambient temperature is higher than the 
nominal values. 

Restore the nominal conditions. 

The condenser is dirty. 

Clean the condenser. 

The temperature control probe is positioned 
improperly or faulty. 

Check the probe; if the trouble persists, replace it. 

Fan pressure switch defective or burned out 
(if present). 

Turn off the dryer and call your local Gardner Denver 
distributor. 

High pressure switch defective or burned out 
(if present). 

Turn off the dryer and call your local Gardner Denver 
distributor. 

Gas leakage in the refrigerating circuit. 

Turn off the dryer and call your local Gardner Denver 
distributor. 

Defective fan. 

Replace the fan. 

Protection fuse burned out (if present). 

Replace the fuse. 

 

The temperature control probe is positioned 
improperly or faulty. 

Check the probe; if the trouble persists, replace it. 

Gas leakage in the refrigerating circuit 
without load. 

Turn off the dryer and call your local Gardner Denver 
distributor. 

 

The temperature control probe is positioned 
improperly or faulty. 

Check the probe; if the trouble persists, replace it. 

 

Series of alarms very close to each other. 

Call your local Gardner Denver distributor. 

 
 
 
 
 
 
 
 

Содержание GDD4F

Страница 1: ...02 2022 Copyright 2022 Gardner Denver All rights reserved 1 10 DIRECT EXPANSION COMPRESSED AIR DRYERS Operators Manual GDD4F GDD7F GDD9F GDD12F GDD18F GDD24F GDD30F GDD37F GDD43F GDD50F GDD60F GDD80F...

Страница 2: ......

Страница 3: ...lation 4 3 START UP 3 1 Control panel 4 3 1 1 Keys function 5 3 1 2 Condensate discharge parameters programming 6 3 1 3 Anomaly warning 6 3 1 4 Remote signalling alarm 7 3 2 Before start up 7 3 3 Star...

Страница 4: ...Cod 710 0138 72 00 Rev 10 12 2021 Copyright 2021 Gardner Denver All rights reserved...

Страница 5: ...o the risk of electric shock Condensate drain point Rotation direction of the fan Pay particular attention to the risk of moving parts Explosion risk Lifting point Don t lift from this point Attention...

Страница 6: ...re enters counterflow the initial air air exchanger and it is reheated by the inlet hot air with the consequence of energy recovering and also reduction of the relative humidity contained in the outf...

Страница 7: ...attempt to lift heavy objects without proper lifting equipment i e crane hoist slings or fork truck Lifting any unit without proper lifting equipment may cause serious injury Use fork lift channels wh...

Страница 8: ...isolation switch if present The control panel will show the message OFF indicating that the line and control voltages are available Start sequence The dryer will initially start by pressing and holdi...

Страница 9: ...t point it increases the displayed value of one unit per second during the first 10 seconds than of one unit every 0 1 sec ON OFF Pressed it activates or deactivates the dryer When the dryer is deacti...

Страница 10: ...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 DI...

Страница 11: ...ng the first working hours 3 3 START UP The operations specified below must be performed after the first start up and at each start up after a prolonged inactive period of time due to maintenance oper...

Страница 12: ...ryer Replace elements as needed YEARLY OR EVERY 2000 HOURS OF OPERATION Check if the flexible tube used for condensate drainage is damaged and replace it if necessary Check if all connecting pipes are...

Страница 13: ...essure switch Reset the high pressure switch Problems with cabling or with the electronic control board Check the cabling and the electronic control board if the trouble persists replace them Activati...

Страница 14: ...xtremely delicate Do not remove the probe from its position In case of any kind of problem please contact your local Gardner Denver distributor Pic 3 drain solenoid valve When it is necessary Clean th...

Страница 15: ...y mains 4 3 DECOMMISSIONING All work on the dryer may only be carried out by specialist personnel Follow this procedure if you need to shut down the dryer Stop the device and permanently isolate it fr...

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