Sterling SDF 250 - Manual (Page 33)

SDF 250/400/500
Error and error correction 4-3
4.1. Actual messages
Following alarm messages can be displayed:
PLC (= SPS) Battery is Empty
Replace the SPS battery.
The Safety Switch Regeneration Blower Has Been Actuated
Check the blower.
Check the fuses.
Short circuit check of the blower.
Vacuum Regeneration Blower
The regeneration blower does not produce sufficient pressure.
Check the blower.
Vacuum sensor defective.
The Safety Switch Drying Blower Has Been Actuated
Check the blower.
Check the fuses.
Short circuit check of the blower.
Vacuum Drying Blower
The drying blower does not produce sufficient pressure.
Check the blower.
Vacuum sensor defective.
Temperature Measurement Regeneration Heater Defective
Check the cables and the sensor.
Check the power supply.
Short circuit check.
Excess Temperature Regeneration Heater
The regeneration temperature is too high.
Check the safety temperature limiter.
Sterling Service.
Insufficient Temperature Regeneration Heater
The regeneration temperature is too low.
Check the regeneration heater.