Valve Clearance Check And Adjustment - Mitsubishi 4G6 Manual

11C-8
A
Crankshaft
pulley
Camshaft
Timing
sprocket
marks
Timing marks
Crankshaft
pulley
ENGINE <4D6> -
COMPRESSOR DRIVE BELT TENSION CHECK AND
A/C compressor
pulley
ADJUSTMENT
1. Check the tension by pulling or pushing at the centre
B
2. If the tension is outside the standard value, adjust by
VALVE CLEARANCE CHECK AND
ADJUSTMENT
1. Start the engine and allow it to warm up until the engine
2. Remove the timing belt upper cover.
3. Remove the rocker cover.
4. Remove the glow plug plate and all of the glow plugs.
5. Turn the crankshaft clockwise to align the crankshaft pulley
On-vehicle Service
of the belt between pulleys with a force of 98 N as shown
in the figure. Measure drive belt deflection amount.
Standard value:
Items When
checked
Tension N 392 - 588
Deflection 9.2 - 12.0
(Reference
value) mm
the following procedure.
(1) Loosen tensioner pulley fixing nut A.
(2) Adjust the belt tension using adjusting bolt B.
(3) Tighten fixing nut A.
Tightening torque: 25 Nm
(4) Check the belt frequency, tension or deflection, and
readjust if necessary.
Caution
Check after turning the crankshaft once or more
clockwise (right turn).
coolant temperature reaches 80 to 95 _C.
timing mark and to set the No.1 cylinder or No.4 cylinder
to the compression top dead centre position.
NOTE
Aligning the camshaft sprocket timing mark will set the
No.1 cylinder to the compression top dead centre position.
If the crankshaft is turned one more full revolution from
this position, the No.4 cylinder will be set to the
compression top dead centre position.
11100100203
When a When a new
used belt is belt is
installed installed
441 - 539 637 - 833
9.8 - 11.2 7.0 - 8.6
11100150130