TOHATSU BFT115A Service Manual page 442

CYLINDER HEAD
CAMSHAFT AXIAL CLEARANCE
Install the rocker shaft holders, camshafts and camshaft
holders and tighten the bolts to the specified torque
(page 14-31).
Put the camshaft (1) at top dead center of the
compression stroke of the No. 1 piston (with the dowel
pin (2) facing up) and set a dial indicator (3). Check the
camshaft axial play by pushing and pulling the camshaft
as shown.
STANDARD:
0.05 – 0.20 mm (0.002 – 0.008 in)
SERVICE LIMIT:
0.4 mm (0.02 in)
If the measurement exceeds the service limit, replace
the camshaft (page 14-26).
Install a new camshaft and recheck the axial play. If the
measurement still exceeds the service limit, replace the
cylinder head (page 14-39).
14-50
(1)
(3)
(2) (facing up)