16 ENGINE 168
305541-10
–
Remove screw
and use the special tool to push the timing chain tensioner
toward the timing chain.
Release device for timing chain tensioner (77329051000) ( p. 237)
The timing chain tensioner unlocks.
–
Mount and tighten screw
.
Guideline
Screw, unlocking of timing chain ten-
sioner
M10x1 10 Nm (7.4 lbf ft)
16.5.24 Checking valve clearance
305533-10
–
Remove special tool
.
– Crank the engine several times.
– Set the engine to ignition top dead center. ( p. 113)
305534-10
– Check the valve clearance on all valves between the valve and the rocker arm using
the special tool
.
Guideline
Valve play, cold 0.07… 0.13 mm (0.0028…
0.0051 in)
Feeler gauge (59029041100) ( p. 230)
» If valve clearance does not meet specifications:
– Adjust the valve clearance. ( p. 169)
306140-10
– Remove the special tool.
Engine blocking screw (77329010000) ( p. 237)
–
Mount and tighten screw
with the washer.
Guideline
Screw plug, crankshaft clamp M8 20 Nm
(14.8 lbf ft)