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SDF 250/400/500
Error and error correction 4-5
Excess Temperature Heater Hopper X
(X = number of the drying hopper)
The temperature of the hopper heater is too high.
Check the safety temperature limiter.
Sterling Service.
Insufficient Temperature Heater Hopper X
(X = number of the drying hopper)
The temperature of the hopper heater is too low.
Check the hopper heater.
Temperature Measurement Granules Defective Hopper X
(X = number of the drying hopper)
Check cables and sensor.
Check the power supply.
Short circuit check.
Excess Temperature Granules Hopper X
(X = number of the drying hopper)
The material temperature is too high.
Check the heater.
Check the throttle valve.
Valve Error Hopper X
(X = number of the drying hopper)
The throttle valve does not close or closes too slowly.
Check the throttle valve.
Temperature Measurement Pre Air Defective
Check cables and sensor.
Excess Temperature Pre Air
Check cables and sensor.
Check the pre air cooler.
Error feedback SSR Regeneration Heater
Check Solid State Relais (= SSR).