Installatio; Stage 1 - Triumph 2012 Tiger 800 Service Manual

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Camshaft journal clearance
Standard:
Service limit:
6.
If the clearance measured is within the specified
tolerance, remove the ladder and clean off all traces
of
Plastigage.
Assemble
page 3-15>.
Note:
If the measured clearance is outside the
tolerance, and the camshaft journals are
within tolerance, the cylinder head must be
replaced.
Although Plastigage is oil soluble, all traces
material must be removed to prevent blockage of the oil
drillings and resultant engine damage.
Installation
1 .
Thoroughly clean the camshafts a n d journals. Inspect
the ends of the camshafts for correct fitment of the
sealing plugs. Lubricate the camshafts with clean
engine oil before fitting to the head.
2.
Locate each camshaft to the head ensuring the
camshafts a re correctly identified (inlet and exhausO
and are also correctly located over their respective
va lve banks.
3.
Working on one camshaft at a time, locate the
camshaft drive chain over the camshaft sprocket.
Position the camshaft in the same position as for
removal before attempting to fit the ladder (that is,
with the timing marks on the camshaft sprockets
level and pointing inwards, and with the 'dot' mark
on the primary gea r in alignment with the line on the
crankcase>.
1. Camshaft drive chain
2. Inlet camshaft
0.040 - 0.081 mm
0.1 70 mm
the
camshafts
(see
SeiVice Manual
Tiger 800 and Tiger 800XC
-
4.
Repeat the proced ure for the other camshaft.
If the camshafts and ladder are fitted without first
aligning the timing marks on both the crankshaft and
camshaft sprockets, the inlet and exhaust valves will
contact each other causing damage to both the head
and the valves.
5.
Lubricate the camshaft bearing areas of the camshaft
ladder with a S 0/50 solution of engine oil and
molybdenum disulphide grease.
6.
Assemble the dowels, camshaft ladder and top pad
in the same location and orientation as prior to
removal.
Note:
The bolts for the camshaft cap ladder are
tightened in stages.
1
Stage
<
Z
Lubricate the threads of the camshaft cap ladder
bolts with clean engine oil, then . fit and evenly
tighten the bolts to
5 N m,
below.
Camshaft Cap Ladder Bolt Tightening Sequence
Cylinder Head
in the sequence shown
3. 1 5

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