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3.1.1 KEYS FUNCTION 

 

 

TEST: 

When

 

pushed for 3 sec. during normal operation, it activates the condensate drain.  

If pushed while the display shows Energy saving values, resets the counter. 

 

SET: 

When pushed and released during normal operation, it displays the dew point set value (decimal). 

When pushed for 10 seconds, it allows to enter the C8 and C9 condensate drain parameters programming menu (see 
relevant table). 
When pushed after having set new configuration values, it stores the applied modifications. 

 

DOWN: 

When pushed while setting the drain set point, it decreases the displayed value of one unit per second, during the 

first 10 seconds, then one unit every 0.1 sec. 
When pushed for 10 seconds during normal operation, it starts an automatic test cycle of the controller. 

 

UP: 

When pushed while setting the drain set point, it increases the displayed value of one unit per second, during the first 

10 seconds, then one unit every 0.1 sec. 

 

ON / OFF: 

Pushed, it activates or deactivates the dryer. When the dryer is deactivated, the display shows OFF. 

 

SET+DOWN: 

When pushed simultaneously for 1 second, the dislay shows in sequence the the Energy Saving value of the 

last cycle (iSt) and the value of the last 100 hours (tot). The Energy Saving value is the percentage of time in which the 
dryer is in ESA/ES2 mode.

 

 

NOTE: when the controller is in the OFF position, some parts of the dryer may still be energized. Therefore, for 
safety purposes, disconnect the electrical power before performing any maintenance operation on the dryer. 
 

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 - 999 (min) 

C9 

Time required for condensate 

discharge 

1 - 999 (sec) 

 

 

 
 

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 changes to the configuration parameters of the machine could negatively affect its efficiency. Thus, 
changes must 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 WITH AN AUTHORIZED ZEKS DISTRIBUTOR.

 

 

 

 

 

 

Summary of Contents for HeatSink HSH Series

Page 1: ...hnical Manual Ensure that this Technical Manual is not removed permanently from the machine TECHNICAL MANUAL HeatSink Cycling Refrigerated Compressed Air Dryers HSH Models 10 125 SCFM ZEKS Compressed...

Page 2: ...rge parameters programming 6 3 1 3 Display Indications 7 3 1 4 Remote signalling alarm 7 3 2 Before start up 8 3 3 Start up 8 4 MAINTENANCE TROUBLESHOOTING AND DISMANTLING 4 1 Maintenance 8 4 2 Troubl...

Page 3: ...or others without ZEKS s prior written approval The effects of corrosion erosion and normal wear and tear are specifically excluded Performance warranties are limited to those specifically stated wit...

Page 4: ...c shock by providing an alternate lower resistence route for the electrical current Ground must be established with a bare grounding wire sized according to the voltage and minimum branch circuit requ...

Page 5: ...sure to leave sufficient clearance 20 inches 500 mm around the dryer to allow adequate cooling of the machine and for maintenance and or control operations The incoming air must be free of smoke or f...

Page 6: ...nergy and avoid heat exchanger freezing This situation can happen when ambient temperature is low and there is no compressed air load Energy Saving System A patented 3 layer air glycol freon heat exch...

Page 7: ...NOTE when the controller is in the OFF position some parts of the dryer may still be energized Therefore for safety purposes disconnect the electrical power before performing any maintenance operatio...

Page 8: ...rms Alarm output ON Refrig Compressor output OFF Fan output ON Drain cycle standard Call your local ZEKS distributor PCd Glycol circuit malfunction Alarm output ON Refrig Compressor output ON Fan outp...

Page 9: ...if the condensate drain is working properly 9 Check if all connecting pipes are properly tightened and fixed Before disconnecting the dryer from electrical power supply use ON OFF button on controlle...

Page 10: ...an 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 No loss condensate drain is not functionin...

Page 11: ...vaporator Check the probe if the trouble persists replace it Check the electronic control board if the trouble persists replace it Contact ZEKS to check the gas charge Clog Check if the compressed air...

Page 12: ...the relevant packaging in compliance with the local rules and regulations Pay particular attention to the refrigerant as it contains part of the refrigeration compressor lubricating oil Always contact...

Page 13: ...12 Flow Diagram HeatSink HSH Dryers 10 125 SCFM...

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