PIAGGIO Beverly 400 E5, Service Manual

Page: 35 / 159

Characteristic
Crankshaft-crankcase axial clearance (H)
0.15 ÷ 0.43 mm
THE CRANKSHAFT is available in two CATEGO-
RIES:
Characteristic
Crankshaft category:
CAT. 1 - CAT. 2
CRANKSHAFT CATEGORY IDENTIFICATION:
The identification is indicated on the counterweight shoulder « *1 - *2 », if carried out with micropinholing.
Otherwise, « 1 - 2 » if done manually with an electric pen. The spare part identification is located on the
package with a drawing number plus FC1/FC2 or ( 001/002 ).
If a crankshaft comprising two half-shafts of different categories needs to be replaced, also replace both
crankcase halves, combining the two components (Shaft and Crankcase) featuring the same category.
Cylinder Head
Before performing head service operations, thoroughly clean all coupling surfaces. Note the position of
the springs and the valves so as not to change the original position during refitting
- Using a trued bar and a feeler gauge, check that the cylinder head surface is not worn or distorted.
Characteristic
Maximum allowable run-out:
0.001 in 0.05 mm
- In case of faults, replace the head.
- Check the sealing surfaces for the exhaust mani-
fold.
- Check that the camshaft and the rocker pin ca-
pacities exhibit no wear.
- Check that the head cover shows no signs of
wear.
- Check that there is no cooling liquid leakage from
the seals.
Beverly 400 E5
Technical Data
DT - 35