Ricoh photocopy functional problem SC 552

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Sc 552 is Heating roller warm-up error 2
• The heating roller temperature does not reach the ready temperature for 90 seconds after the heating lamp on.
• The heating roller temperature does not reach 80°C for 13 seconds after the IH inverter on.
• Defective thermistor
• Defective IH inverter
to solve that problem u have 2 solutions

1. Check if the heating roller thermistor is firmly connected.
2. Replace the IH inverter.
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