Crankshaft; Crankshaft Straightness - Husqvarna TE 250 - 310 2011 I.E. Workshop Manual

Ed. 07-2010
ENGINE OVERHAUL

Crankshaft

Main journals should show no scoring or scuffing. Threads, keyways and
splines must be in good condition.

Crankshaft straightness

Place the crankshaft (1) on a stand (2) with two dial gauges (3) positioned on
the journals.
Turn the crankshaft and measure runout.
If measured runout exceeds 0.04 mm (0.0016 in.), the crankshaft
must be straightened or replaced.
Crankshaft
G.15
STANDARD
< than 0.02 mm
(0.00078 in.)
SERVICE LIMIT
> than 0.04 mm
(0.0015 in.)