Checking The Valves - Husqvarna FS 450 2016 Repair Manual

17 ENGINE
17.4.27
The valve stem is hard-chrome plated; wear generally appears at the valve guide.
204

Checking the valves

Info
302808-10
Press the small camshaft bearing in until flush using special
8.
tool
I Pressing tool (75029044020)
Press the large camshaft bearing in all the way using special
tool@).
Pressing tool (75029044010)
-
Check the valve plate for run-out.
Valve
Run-out at valve plate
If the measured value does not meet specifications:
Change the valve.
6)
-
Check sealing seat on valve for damage and wear.
If the sealing surface is damaged or worn:
Machine the valve seat.
(� p. 297)
(!,JI p. 297)
s; 0.05 mm (:5 0.002 in)