Crankshaft Runout Check; Camshaft/Cylinder/Piston/ Valve Inspection - Honda HRN216 Series Manual

CAMSHAFT/CRANKSHAFT/ PISTON/CYLINDER

10. CRANKSHAFT RUNOUT CHECK

See P. 2-14 if the engine is still installed on the mower deck.
When checking the crankshaft runout, do not allow the dial
indicator tip to drop into the keyway.
Use the bolt to rotate the crankshaft in the same direction the
crankshaft spins during normal operation.
Record the runout.
SERVICE LIMIT:
If the crankshaft runout exceeds the service limit, replace the
crankshaft.
11. CAMSHAFT/CYLINDER/PISTON/
VALVE INSPECTION
CAM LOBE HEIGHT
Measure the cam lobe height.
INTAKE
STANDARD: 33.779 – 34.179 mm (1.3299 – 1.3456 in)
SERVICE LIMIT:
EXHAUST
STANDARD: 34.358 – 34.558 mm (1.3527 – 1.3605 in)
SERVICE LIMIT:
If the measurement is less than the service limit, replace the
camshaft.
CAMSHAFT BORE I.D.
Measure the camshaft bore I.D.
STANDARD: 10.090 – 10.120 mm (0.3972 – 0.3984 in)
SERVICE LIMIT:
If the measurement is more than the service limit, replace the
camshaft.
10-22
0.20 mm (0.008 in)
33.754 mm (1.3289 in)
34.333 mm (1.3517 in)
10.140 mm (0.3992 in)
BOLT
EXHAUST CAM LOBE
HRN216
INTAKE CAM LOBE