Volvo MD2010 - Wear Tolerances (Continued)

Technical data
Crankshaft
Curvature 
max. 0.06 mm (.00236 in)
Connecting rods
Linearity, deviation on 100 mm (3.937 in) measured length 
max. 0.15 mm (.00590 in)
Distortion on 100 mm (3.937 in) measured length  max. 0.2 mm (.00787 in)
Axial clearance, crankshaft - connecting rod  max. 0.7 mm (.02755 in)
Valves
Max. valve clearance*, inlet and outlet (cold engine)  max. 0.5 mm (.01968 in)
* Maximum permitted valve clearance before adjustment must be carried out
Starter motor
Commutator diameter:
MD2010 . MD2020 . MD2040 
min. 31 mm (1.2204 in)
MD2030 
min. 40 mm (1.5748 in)
Brush length
 min. 11.5 mm (.4527 in)
Brush spring tension
MD2010 . MD2020 . MD2040  min. 8.8 N (2.0 lbf)
Brush spring tension MD2030 
min. 13.7 N (3.0 lbf)
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