Crankshaft and crankcase

7

Check that the there is no play in the fill-out plates around the crank disks (applies to models FX/FXT, RX).

Assembly

Mount the bearings in the crankcase halves.

First fit the crankshaft in the clutch-side crankcase half.

502 50 30-19

Fit a new gasket to the clutch-side crankcase half.

Pull the other crankcase half into position and tighten the 4 crankcase bolts.

502 50 30-19

Check that the there is no play in the fill-out plates around the crank disks (applies to models FX/FXT, RX).

Assembly

Heat the crankcase halves to approx. 150°C using a hot air gun and position the bearings.

Make sure they go right down into the bearing seats.

Lubricate the big-end bearing with a few drops of engine oil and position the crankshaft in the clutch-side crankcase half.

Pull the crankshaft into place with tool no. 502 50 30-19.

Make sure that the connecting rod is not squeezed against the crankcase!

Fit a new gasket to the clutch-side crankcase half.

Place the other crankcase half over the crankshaft and place the 4 crankcase bolts so that they guide the gasket.

Pull the crankcase half into place with tool no. 502 50 30-19.

Tighten the crankcase bolts.

Check that the crankshaft can rotate easily. If not, hit the axle spindles sharply a few times with a rubber hammer so that the tension in the crankshaft disappears.

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Husqvarna 343F, 345FX, 345FXT, 343R, 345RX manual Assembly