Suzuki GRAND VITARA 2005 Service Manual page 217

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4) Install bearing cap referring to connecting rod and
bearing cap referring to Step 9) of "Installation" under
"Piston, Piston Ring and Connecting Rod Removal
and Installation: ".
5) Remove cap, and using a scale (1) on gauging
plastic envelope (2), measure gauging plastic (2)
width at the widest point (clearance).
If measured clearance is out of specification, use a
new connecting rod bearing.
After install new bearing, recheck clearance.
Connecting rod bearing clearance
0.027 – 0.086 mm (0.00107 – 0.00338 in.)
6) If clearance can not be brought to its specification
even by using a new connecting rod bearing and/or
replace crankshaft.
Piston Protrusion
1) Install piston and connecting rod assembly to
cylinder block referring to Step 1) through 9) of
"Install" under "Piston, Piston Ring and Connecting
Rod Removal and Installation: ".
2) Using special tool and dial gauge, measure piston
protrusion at specified position (2) as shown in figure
when piston (1) reaches top dead center. Repeat this
procedure with each piston.If measured protrusion is
out of specification, proceed to next step.
Piston protrusion
"a": 0.50 – 0.62 mm (0.0197 – 0.0244 in.)
1
3) Check connecting rod length referring to
"Connecting Rod and Related Parts Specification
(for Reference)" under "Cylinders, Pistons and
Piston Rings Inspection: ".If connecting rod is
normal, proceed to next step.
4) Replace piston (1) as follows in order to adjust piston
protrusion to specified value.
a) Remove piston, and measure the following
b) Obtain distance "d" between top of piston and
c) Using piston protrusion "a" measured at Step 2),
I2RH0B140123-01
2
I5JB0B140109-01
Engine Mechanical:
specification.
• Piston pin hole diameter "b"
• Distance "c" between top of piston and top of
piston pin hole
center of piston pin hole by formula below.
"d" = "b" / 2 + "c"
obtain adjusting distance "e" by formula below.
"e" = "d" + 0.56 mm (0.0220 in.) – "a"
Example:
When distance "d" of removed piston is 47.026
mm (1.85142 in.), and measured piston
protrusion "a" is 0.45 mm (0.0177 in.)
Calculated adjusting distance "e" = 47.026 mm
(1.85142 in.) + 0.56 mm (0.0220 in.) – 0.45 mm
(0.0177 in.) = 47.136 mm (1.85575 in.)
1D-54
I5JB0B140110-01
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