Width Between Crankshaft Webs; Bearing Inspection; Bearing Removal And Installation - Suzuki AN400 Service Manual

1D-52 Engine Mechanical:
Crankshaft Runout
• With the right and left crank journals supported with V-
block, turn the crankshaft slowly. At this time, measure
the crankshaft end runout using a dial gauge. If the
runout exceeds the service limit, replace the
crankshaft.
Crankshaft runout
Service limit: 0.08 mm (0.003 in)
Special tool
(A): 09900–20607 (Dial gauge (1/100 mm, 10
mm))
: 09900–20701 (Magnetic stand)
: 09900–21304 (V-block (100 mm))
(A)
NOTE
Set the V-block so that the crankshaft
becomes horizontal.

Width Between Crankshaft Webs

Measure the width between crankshaft webs "a".
Width between crankshaft webs "a"
Standard: 59.9 – 60.1 mm (2.358 – 2.366 in)
(A)
I705H1140241-01
B705H11406030
"a"
I705H1140149-04

Bearing Inspection

Inspect the bearing in the following procedures:
1) Separate the crankcase. Refer to "Engine Bottom
Side Assembly (Page1D-44)"
2) Rotate the bearing inner race by finger to inspect for
abnormal play, noise and smooth rotation while the
bearings are in the crankcase, if there is anything
unusual, replace the bearing. Refer to "Bearing
Removal and Installation (Page1D-52)".
"A"
"A": Play
NOTE
If abnormal noise does not occur, it is not
necessary to remove the bearing.

Bearing Removal and Installation

Removal
Separate the crankcase. Refer to "Engine Bottom Side
Assembly (Page1D-44)"
• Remove the bearing (1), (2) and (3) using the special
tool.
Special tool
: 09913–70210 (Bearing installer set)
2
B705H11406061
"A"
I705H1140150-03
B705H11406062
1
3
I705H1140151-01