5. Check the state of block 'O' rings.
6. Replace after filters cartridge
5. Changing the desiccant
Various risks (explosion, projection, noise, ...) : This operation should be
performed by professionals of adsorption dryers. During the entire operation,
the compressor and the dryer must be shut down. It is obligatory for all
personnel who are in the presence of the desiccant to wear dust masks.
l
Loosen the Tie rod and remove it
l
Replace the old dessicant by the new one
l
Replace the two after filter cartridge
l
Install and screw the Tie rod
5.1 QUANTITY OF DESICCANT IN THE DRYER
The replacement desiccant in your dryer must be absolutely identical to the initial
desiccant. The total quantities required for each model are as follows (weight in kg) :
Dryspell model
Quantity
5
1
1 0
2
6. Repair work
The repair operations described in this section should be performed only by qualified
persons in electro-pneumatic systems installation.
6.1 LEDS NOT GLOWING
A - Check the power supply connection and tension
6.2 TOWER STATUS LED NOT CHANGING
A - Change the controller
6.3 LEDS STATUS CHANGES BUT TOWER NOT SWITCHING
A - Check coil connection at DIN and terminal connector in the controller
B - Check the solenoid valve
9
Reference : Manual Version 2
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