Repaired my blower switch.
1, 5min removing 2x screws
2, removed switch
3, 15min drive to mates house to solder new resistors
4, 15min drive back,
5, 5min re-screwing 2x screws repair done all working nicely.
Total repair time 40min. Cost £6.78 for new resistors from respak. Advice taken from...