background image

 

Cod. 710.0138.72.00 Rev.10 

– 02.2022 

© Copyright 2022 Gardner Denver - All rights reserved

                  

  1 

– 11

 

- EN - 

INTRODUCTION 

This manual is an integral part of the dryer you bought, and must remain with the machine even if this will be resold. 

It is highly recommended that the qualified*personnel for installation maintenance and/or control will fully comply with the contents 

of this manual and the prevention and safety rules in force in the country where the system will be used. In this way, not only the usage 
of the machine will be rational, but also the service will result cost effective. 

In case your dryer will present any kind of problem, please contact your local authorized Gardner Denver distributor. 

Please note that, when necessary, the use of original spare parts will ensure efficiency and long duration to your dryer. 

Due  to  the  continuous  technological  evolution,  Gardner  Denver  reserves  the  right  to  modify  the  specifications  contained  in  this 

manual without giving previous notice. 

SYMBOLS AND LABELS USED IN THE MANUAL AND ON THE DRYER 

 o 

 o 

 o 

 

Air inlet point. 

 o 

 o 

 o 

 

Air outlet point. 

 

Read the Operators manual before attempt to start up 
the machine and  to  perform  any  service operation  on 
the dryer. 

 

Pay particular attention to components or systems 
under pressure.

 

 

Pay particular attention to the indications preceded by 
these symbols. 

 

Pay particular attention to hot surfaces.

 

 

Installation, maintenance, and/or control operations 
preceded  by  these  symbols  must  be  performed 
exclusively by qualified personnel

*

.

 

 

Pay particular attention to 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: 

Before 

performing 

any 

maintenance 

operation 

on 

this 

machine,  do  not  forget  to  disconnect 
the  electric  supply,  to  completely 
discharge  air  pressure,  and  to  refer  to 
the Operators manual 

 

 

Pay particular attention to the risk of sharp edges

 

 

* Qualified personnel must be trained and certified in accordance with local laws and regulations. 

WARRANTY 

 

The  Company  warrants  that  the  equipment  manufactured  by  it  and  delivered  hereunder  will  be  free  of  defects  in  material  and 

workmanship for a period of twelve months from the date of placing the Equipment in operation or eighteen months from the date of 
shipment from the factory, whichever shall first occur. The Purchaser shall be obligated to promptly report any failure to conform to this 
warranty, in writing to the Company in said period, whereupon the Company shall, at its option, correct such nonconformity, by suitable 
repair  to  such  equipment  or,  furnish  a  replacement  part  F.O.B.  point  of  shipment,  provided  the  Purchaser  has  stored,  installed, 
maintained and operated such Equipment in accordance with good industry practices and has complied with specific recommendations 
of the Company. Accessories or equipment furnished by the Company, but manufactured by others, shall carry whatever warranty the 
manufacturers have conveyed to the Company and which can be passed on to the Purchaser. The Company shall not be liable for any 
repairs, replacements, or adjustments to the Equipment or any costs of labor performed by the Purchaser or others without Company's 
prior written approval. 

Summary of Contents for GDD100F

Page 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...

Page 2: ......

Page 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...

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

Page 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...

Page 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...

Page 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...

Page 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...

Page 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...

Page 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...

Page 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...

Page 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...

Page 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...

Page 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...

Page 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...

Reviews: