Changing grinding wheels
Machine off — change the wheel only at a complete standstill
Loosen the old wheel with the wrench
Mount the new wheel centred, mind the tightening torque
Run it up briefly and check it spins true
Grit and diameter are on the shelf label.
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Routines
Changing the grinding wheel
Pull the plug
Loosen and remove the guard
Loosen the bolt with the supplied wrench (left-hand thread!)
Remove the old wheel, check it for cracks
Fit the new wheel — mind the rotation arrow
Tighten the nut hand-tight, then with the wrench (not too hard)
Refit the guard
Short idle test before the first cut