Daewoo D1146, Maintenance Manual

Page: 141 / 147

D1146/D1146TI/DE08TIS
MAINTENANCE MANUAL
137
Printed in Jan. 2001 PS-MMA0415-E1A
Group Part Inspection Item
Stand value
for assembly
Limit
for use
Correction Remark
Radial run-out of journal
and pin
- 0.01
Correct
with a grinder
Measure In horizontal
and vertical directions
(against axial direction)
Outside diameter of
journal
φ
83.966~
φ
83.988
φ
83
Outside diameter of pin
φ
70.971~
φ
70.990
φ
70
Use under sized
bearings respectively
(0.25, 0.5, 0.75, 1.0)
Ellipticity of journal
and pin
0.008 0.025
Concentricity of journal
and pin
0.01 0.03
Taper of journal and pin 0.02 0.03
Clearance between
crankshaft and bearing
0.052~0.122 0.25 Replace bearings
Measure at crown part
not parting line
End play of crankshaft 0.15~0.325 0.5
Replace
thrust bearing
Run-out of crankshaft 0.06
0.1
↓
Adjust by a press
if bended
Measure at No.4 bearing
(No. 1 & 7 bearing
supported)
Balance of crankshaft
(g.cm)
60
↓
60 or less
Check dynamic
balance
Measure at 400 rpm
Torque value journal
bearing cap bolt
(kg.m)
30 -
Coat the bolt with
engine oil
Clean out foreign
objects on joining
surface
Crush height of journal
bearing
0.08~0.110 -
Measure after
tightening metal cap
and releasing one stud
Crank
shaft
Oil seal for wear(crank
shaft rear)
- -
Replace oil seal
if oil leaking
End play of con-rod 0.170 ~ 0.248 0.50 Replace con-rod
Clearance between con-
rod bearing and crank
pin
0.034 ~ 0.098 0.25 Replace bearing
Clearance between small
end bush & piston pin
0.050~0.081 0.12
Crush height of con-rod
bearing
0.04~0.07 -
Measure after
installing the bearing
and releasing one bolt
Side clearance of big-
end and small-end
- 0.50 Replace con-rod
Allowable weight
difference per con-rods
30 g
↓
-
Connecting
rod
Torque value of
con-rod bearing cap bolt
(kg.m)
18 -
Coat the bolt with
engine oil
Clean out foreign
objects on joining
surface
Diameter of cam shaft
journal
φ
57.86~
φ
57.88
φ
57.52
Clearance between cam
shaft and cam bush
0.12~0.17 0.24 Replace cam bush
End play of camshaft 0.28~0.43 0.6
Replace thrust
washer
Cam
shaft
Run-out of camshaft 0.05 0.2
Correct or replace
the cam shaft
Clearance between idle
shaft bush and idle shaft
0.025~0.091 0.15
End play of idle gear
shaft
0.043~0.167 0.3 Replace thrust collar
Major
moving
parts
Timing
gear
Back-lash between
gears(cam, idle, crank
and injection pump)
0.16~0.28 0.35
Correct or replace
gear