Product Manual

User Manual US-EN SR 10-480 AC
02250246-045 R02
38
Subject to EAR. ECCN EAR99 and related export control restrictions.
All components concerned are installed inside of the closed housing. The housing must only be opened
by certified skilled personnel.
Some components can reach high temperatures during operation. Avoid any contact until the system or the
component has cooled down.
FAULT
POSSIBLE REASON – SUGGESTED MEASURE
 The dryer does not
start.
 Check whether or not the dryer is connected with the electric mains.
 Check the electric cabling.
 The refrigerating
compressor does not
work.
 The internal heat protection of the compressor was activated – wait 30 minutes and then retry.
 Check the electric cabling.
 If installed – replace the internal heat protection and/or the start-up relay and/or the starting
capacitor and/or the operating capacitor. activated
 If installed – the HPS pressure switch was– see the corresponding point.
 If installed – the LPS pressure switch was activated – see the corresponding point.
 If installed – the TS safety temperature switch was activated – see the corresponding point.
 If installed – the power contactor KC1 does not work – replace it.
 In the event that the compressor still does not work, replace it.
 The fan of the
condenser does not
work
 Check the electric cabling.
 SR 10-100 - The DMC15 electronic instrument is faulty – replace it.
 SR 125-480 - The PV pressure switch is defective. Contact a SULLAIR service technician.
 There is a leak in the refrigeration cycle – contact a SULLAIR service technician.
 In the event that the fan still does not work, replace it.
 Dew point too high.
 The dryer does not start up – see the corresponding point.
 The T1 dew point sensor does not record the temperature properly – ensure that the sensor is
pushed down to the bottom of the aluminium tube immersion sleeve.
 The refrigerating compressor does not work – see the corresponding point.
 The ambient temperature is too high or the room ventilation insufficient – ensure sufficient
ventilation.
 The inlet air is too hot – re-establish the nominal conditions.
 The inlet air pressure is too low – re-establish the nominal conditions.
 The inlet air throughput is higher than the throughput of the dryer – reduce the flow rate - re-
establish the nominal conditions.
 The condenser is dirty – please clean it.
 The condenser fan does not work – see the corresponding point.