MARUTI SUZUKI Wagon R, Руководство пользователя

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1D-18 Engine Mechanical:
3) From numbers stamped on connecting rods and its
caps and alphabets stamped on crank web No.6,
determine new standard bearings to be installed to
connecting rod big-end from the following table.
Connecting rod bearing cross-reference
selection table
Undersize
1) Determine target diameter of crankshaft pin for
regrinding according to the following procedure.
a) Assemble connecting rod, connecting rod cap
and undersize bearings (0.25 mm), referring to
step 2) to 5) of “Installation” under “Piston, Piston
Ring and Connecting Rod Removal and
Installation”: .
b) Using bore gauge, measure connecting rod
bearing inside diameter “a”.
c) Calculate target diameter according to formula
below.
Formula for target diameter of crankshaft pin
A = B – 0.040 mm (0.0016 in.)
A: Target diameter of crankshaft pin
B: Measured connecting rod bearing inside
diameter “a”.
2) Grind crankshaft pin to target diameter.
3) Check connecting rod bearing oil clearance.
)
Main Bearings, Crankshaft and Cylinder Block
Removal and Installation
AENAR90A1406039
CAUTION
!
Keep the following parts in order. They must
go back in the position from which they were
removed.
• Main bearing
• Thrust bearing
NOTE
For identification of each cylinder, refer to
“Cylinder Identification Description: Petrol
model” in Section 1A in related manual
mentioned in the Foreword of this manual or
“Cylinder Identification Description”: in
Section .
Removal
1) Remove engine assembly. )
2) Remove flywheel. )
3) Remove piston and connecting rod. )
4) Remove engine rear crankshaft oil seal housing (1).
1. Crankshaft pin No.1 3. Crankshaft pin No.3
2. Crankshaft pin No.2
Stamped number for
connecting rod big-end inside
diameter
1 2 3
Stamped alphabet
for Crankshaft pin
outside diameter
A Green Black Colorless
B Black Colorless Yellow
C Colorless Yellow Blue
1
2
3
I8C50A140067-02
“a”
I8C50A140068-01
1
I7V20A141105-01