Mini-world service manual
KD / 31.03.2009 5_00d_Fehlersuchliste_Mini_f_EN.doc
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5.7 Safety temperature limiter hot air heater (B7)
5.7.1 Safety temperature limiter B7 has
tripped.
• Inner chamber temperature was over 300 °C
Heater contactor is burnt together Replace contactor
• Check polarity of the B6 sensor (green/white)
• Mechanical shock during transport.
5.7.2 Safety temperature limiter B7 is
reacting too early.
• B7 defective