Ac pulley SUZUKI SWIFT 2007 2.G Service User Guide
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Downloaded from www.Manualslib.com manuals search engine 1D-51 Engine Mechanical:
Connecting Rod Bearing Clearance1) Before checking bearing clearance, clean bearing and crank pin.
2) Install bearing in connecting rod and bearing cap.
3) Place a piece of gauging plastic (1) to full width of crank pin as contacted by bearing (parallel to
crankshaft), avoiding oil hole.
4) Install rod bearing cap (1) to connecting rod. When installing cap, be sure to point arrow mark (2)
on cap to crankshaft pulley side, as shown in figure.
After applying engine oil to bearing cap bolts (3),
tighten bearing cap bolts (3) gradually as follows.
a) Tighten all bearing cap bolts to 15 N ⋅m (1.5 kgf-
m, 11.0 lb-ft)
b) Retighten them to 45°
c) Repeat Step b) once again.
Tightening torque
Connecting rod bearing cap bolt: 15 N ⋅m (1.5
kgf-m, 11.0 lb-ft) and then retighten by
turning through 45 ° twice 5) Remove cap and using a scale (1) on gauging
plastic envelope (2), measure gauging plastic (2)
width at the widest point (clearance).
If clearance exceed its limit, use a new standard size
bearing referring to “Selection of Connecting Rod
Bearings: ”.
After selecting new bearing, recheck clearance.
Connecting rod bearing clearance
Standard: 0.029 – 0.047 mm (0.0011 – 0.0018 in.)
Limit: 0.065 mm (0.0026 in.)
6) If clearance can not be brought to its limit even by using a new standard size bearing, use next thicker
bearing and recheck clearance or regrind crank pin
to undersize and use 0.25 mm undersize bearing.
Selection of Connecting Rod Bearings
NOTE
• If bearing is in malcondition, or bearing clearance is out of specification, select a
new standard bearing according to the
following procedure and install it.
• When replacing crankshaft or connecting rod and its bearing due to any reason,
select new standard bearings to be
installed by referring to numbers stamped
on connecting rod and its cap and/or
alphabets stamped on crank web of No.3
cylinder.
1) Check stamped numbers on connecting rod and its cap as shown.
Three kinds of numbers (“1”, “2” and “3”) represent
the following connecting rod big end inside
diameters.
For example, stamped number “1” indicates that
corresponding connecting rod big end inside
diameter is 45.000 – 45.006 mm (1.7717 – 1.7718
in.).
Connecting rod big end inside diameter
I2RH0B140121-01
I6RS0B141026-01
Stamped
numbers Connecting rod big end inside diameter
1 45.0000 – 45.0060 mm (1.7717 – 1.7718 in.)
2 45.0061 – 45.0120 mm (1.7719 – 1.7721 in.)
3 45.0121 – 45.0180 mm (1.7722 – 1.7723 in.)
I2RH0B140123-01
Page 341 of 1496

Downloaded from www.Manualslib.com manuals search engine Engine Mechanical: 1D-56
5) Install crankshaft to cylinder block.
6) Install thrust bearings (1) to cylinder block between No.2 and No.3 cylinders. Face oil groove (2) sides to
crank webs.
7) Install bearing cap to cylinder block, making sure to point arrow mark (on each cap) to crankshaft pulley
side. Fit them sequentially in ascending order, 1, 2,
3, 4 and 5, starting from pulley side.
After applying engine oil to main bearing cap No.1
bolts (a) and main bearing cap No.2 bolts (b), tighten
them gradually as follows.
a) Tighten bolts (“1” through “10”) to 30 N ⋅m (3.0
kgf-m, 22.0 lb-ft) according to numerical order as
shown by using a 12 corner socket wrenches.
b) In the same manner as in Step a), tighten them to 50 N ⋅m (5.0 kgf-m, 36.5 lb-ft).
c) In the same manner as in Step a), retighten them to 60 °.
d) Tighten bolts (“11” through “18”) to 25 N ⋅m (2.5
kgf-m, 18.0 lb-ft) according to numerical order as
shown.
Tightening torque
Main bearing cap No.1 bolt (a): 30 N ⋅m (3.0
kgf-m, 22.0 lb-ft), 50 N ⋅m (5.0 kgf-m, 36.5 lb-ft)
and then retighten by turning through 60 °
Main bearing cap No.2 bolt (b): 25 N·m (2.5
kgf-m, 18.0 lb-ft)
CAUTION!
After tightening cap bolts, check to be sure
that crankshaft rotates smoothly when
turning it by 12 N ⋅m (1.2 kgf-m, 9.0 lb-ft)
torque or below.
8) If necessary, press-fit rear oil seal (1) to oil seal housing (2) by using special tool as shown in figure.
Special tool
(A): 09911–97821
Crank rear oil seal installing position
(dimension)
“a”: 2 mm (0.08 in.) 9) Apply sealant to mating surface of rear oil seal
housing (1).
“A”: Water tight sealant 99000–31250 (SUZUKI
Bond No.1207F)
Sealant amount for rear oil seal housing
Width: “a”: 3 mm (0.12 in.)
Height “b”: 2 mm (0.08 in.)
10) Install rear oil seal housing (1) and tighten bolts to specified torque by using special tool.
Special tool
(A): 09911–97720
Tightening torque
Rear oil seal housing bolt: 11 N·m (1.1 kgf-m, 8.0
lb-ft)
I6RS0C140027-01
A: Crankshaft side
I4RS0A140017-01
I4RS0A140018-01
I4RS0A140019-01
Page 349 of 1496

Downloaded from www.Manualslib.com manuals search engine Engine Mechanical: 1D-64
Honing or Reboring Cylinders1) When any cylinder needs reboring, all other cylinders must also be rebored at the same time.
2) Select oversized piston according to amount of cylinder wear.
Oversize piston specification
Oversize 0.50: 78.453 – 78.468 mm (3.0887 –
3.0893 in.)
3) Using micrometer, measure piston diameter. Measurement position for piston diameter
“a”: 7.0 mm (0.28 in.) 4) Rebore and hone cylinder to the following
dimension.
NOTE
Before reboring, install all main bearing caps
in place and tighten to specification to avoid
distortion of bearing bores.
Cylinder bore diameter to be rebored
Oversize 0.50: 78.500 – 78.514 mm (3.0906 –
3.0911 in.)
5) Measure piston clearance after honing. Piston clearance
0.032 – 0.061 mm (0.0013 – 0.0024 in.)
Specifications
Tightening Torque SpecificationsS7RS0B1407001
I2RH01140157-01
Fastening part Tightening torque
Note
N ⋅mkgf-mlb-ft
Camshaft housing bolt 11 1.1 8.0 )
Cylinder head cover bolt Tighten 3 N ⋅m (0.3 kgf-m, 2.5 lb-ft), 5 N ⋅m
(0.5 kgf-m, 4.0 lb-ft) and 8 N ⋅m (0.8 kgf-m,
6.0 lb-ft) by the specified procedure )
Intake manifold bolt 23 2.3 17.0 )
Intake manifold nut 23 2.3 17.0 )
Intake manifold ground terminal bolt 11 1.1 8.0 )
Engine left mounting bracket nut 55 5.5 40.0 )
Engine right mounting nut 65 6.5 47.0 )
Engine rear mounting bush bolt 55 5.5 40.0 )
Starting motor terminal nut 11 1.1 8.0 )
Generator terminal nut 6 0.6 4.5 )
Intake manifold ground terminal bolt 11 1.1 18.0 )
Timing chain cover bolt 25 2.5 18.0 )
Timing chain cover nut 25 2.5 18.0 )
Cap bolt 25 2.5 18.0 )
Oil gallery pipe No.2 and No.3 bolt 11 1.1 8.0 )
Crankshaft pulley bolt 150 15.0 108.5 )
Oil control valve mounting nut 11 1.1 8.0 )
Oil gallery pipe No.1 bolt 30 3.0 21.5 )
Timing chain No.1 guide bolt 9 0.9 6.5 )
Timing chain tensioner bolt 25 2.5 18.0 )
Timing chain tensioner adjuster bolt 11 1.1 8.0 )
Camshaft housing bolt 5 N ⋅m (0.5 kgf-m, 4.0 lb-ft) and 11 N ⋅m (1.1
kgf-m, 8.0 lb-ft) by the specified procedure )
/ )
Intake cam timing sprocket bolt 60 6.0 43.5 )
Venturi plug 3.5 0.35 3.0 )
Cylinder head bolt for M8 25 2.5 18.0 )
Cylinder head bolt for M10 20 N ⋅m (2.0 kgf-m, 14.5 lb-ft), 40 N ⋅m (4.0
kgf-m, 29.0 lb-ft) and then retighten by
turning through to 60 ° twice )