zanusi zwd1480w

hope someone can help,

have a zanusi wd, works ok for customeron all programs including drying, problem only lies with spin only program, starts okay a 10 min runs to 6 mins then jumps to 3mins stops spining then fills with water and sits there doing wash action, manualy reset program check error code (off then on pos 1 and start/option button shows e71 = wash thermistor but okay 7k then down as warms up in hand, even tried new one wiring okay from main board to ntc, even changed main board, ir okay 90meg+ on all elements.

has anyone come accross this fault before I end it all !!!!