Operation Manual

Cod. 710.056.02.00 – Rev. 04 – 07.06.2001 ENGLISH
page 20 of 63
TROUBLE POSSIBLE CAUSE AND REMEDY
 The temperature on the display
of the control panel is lower then
the nominal value.
1. Check cabling.
2. Defective or burned out thermostat (350 ÷ 750 l/min dryers only), contact a
refrigeration engineer.
3. Expansion valve defective or not calibrated (1100 ÷ 3000 l/min dryers only),
contact a refrigeration engineer.
4. Defective or burned out fan pressure switch, contact a refrigeration engineer.
5. Check the control probe in the evaporator for improper positioning or fault.
 The dryer do not let compressed
air flow through.
1. Check the compressed air inlet/outlet for proper connection.
2. The temperature on the display of the control panel is lower then the nominal
value, see specific section.
3. Check the control probe in the evaporator for improper positioning or fault.
4. Defective or burned out thermostat (350 ÷ 750 l/min dryers only), contact a
refrigeration engineer.
5. Expansion valve defective or not calibrated (1100 ÷ 3000 l/min dryers only),
contact a refrigeration engineer.
6. Check the connecting tubing for clogging, and eventually proceed
accordingly.
7. Check the by-pass system (if present) for proper installation.
4.3 DISMANTLING
In case of necessity, dismantle the machine and the relevant packaging in compliance with the rules
locally in force.
Pay particular attention to the refrigerator, as it contains part of the lubricating oil of the refrigerating
compressor.
Always contact a waste disposal and recycling facility.