Timing Gear Installation; Camshaft Timing Cylinder (Rear) - TGB EST 1000 Service Manual

Timing Gear Installation

▪ For installation, reverse the removal
procedure.
▪ Clean mating surface and threads of camshaft
prior installing timing gear.
▪ Crankshaft must be set to TDC position before
install the timing chain.
NOTICE: Crankshaft and camshaft must be
locked at TDC ignition position to place timing
gear and timing chain in the proper position.
▪ Place timing gear along with the timing chain
on the camshaft.
NOTE: The printed marks on the camshaft must
be parallel to the cylinder head base.
▪ Install and adjust timing chain tensioner.
▪ Install and tighten timing gear retaining bolts to
specified torque.
NOTE: The hole on the timing gear sprocket
should at the exhaust side.
TORQUE: 10 Nm
NOTE: If a piston (front or rear cylinder) is set to
TDC ignition, the timing gear of the opposite
cylinder must be in the following position.

Camshaft Timing Cylinder (rear)

▪ Turn crankshaft until piston is at TDC ignition
as follow:
▪ Remove spark plug of both cylinders.
▪ Remove both cylinder head covers.
▪ Remove the plug and O-ring of magneto
cover.
▪ Use 14 mm Allen key to turn crankshaft until
rear piston is at TDC ignition.
▪ When rear piston is at TDC ignition, marks on
magneto flywheel "R" and on the magneto
cover are aligned.
▪ At TDC ignition, the printed marks on the
camshaft have to be parallel to cylinder head
base.
5-2. ENGINE TOP END
R
5-2-25