- Measure the diameter of the valve stems in the
three positions indicated in the diagram.
S
TANDARD
DIAMETER
Specification
Desc./Quantity
Intake
3.970 to 3.985 mm
Exhaust
3.960 to 3.975 mm
M
INIMUM
DIAMETER
PERMITTED
Specification
Desc./Quantity
Intake
3.958 mm
Exhaust
3.945 mm
- Calculate the clearance between valve and valve guide.
- Check the concentricity of the valve head by
placing a dial gauge at right angles to the valve
head and rotating it on the «
V
» shaped support.
Characteristic
Admissible limit:
0.03 mm
- Check the deviation of the valve stem by resting
it on a «
V
» shaped support and measuring the ex-
tent of the deformation using a dial gauge.
Characteristic
Limit values admitted:
0.1 mm
Fly 50 4t 4v
Engine
ENG - 131
Summary of Contents for Fly 50 4t 4v
Page 1: ...WORKSHOP MANUAL 677586 EN Fly 50 4t 4v ...
Page 4: ......
Page 6: ...INDEX OF TOPICS CHARACTERISTICS CHAR ...
Page 28: ...INDEX OF TOPICS TOOLING TOOL ...
Page 37: ...INDEX OF TOPICS MAINTENANCE MAIN ...
Page 49: ...INDEX OF TOPICS TROUBLESHOOTING TROUBL ...
Page 53: ...Fly 50 4t 4v Troubleshooting TROUBL 53 ...
Page 54: ...INDEX OF TOPICS ELECTRICAL SYSTEM ELE SYS ...
Page 63: ...7 Start up solenoid 8 At the battery connections Fly 50 4t 4v Electrical system ELE SYS 63 ...
Page 93: ...INDEX OF TOPICS ENGINE FROM VEHICLE ENG VE ...
Page 99: ...INDEX OF TOPICS ENGINE ENG ...
Page 158: ...INDEX OF TOPICS SUSPENSIONS SUSP ...
Page 173: ...INDEX OF TOPICS BRAKING SYSTEM BRAK SYS ...
Page 181: ...Fly 50 4t 4v Braking system BRAK SYS 181 ...
Page 182: ...INDEX OF TOPICS CHASSIS CHAS ...
Page 203: ...INDEX OF TOPICS PRE DELIVERY PRE DE ...
Page 208: ...V Vehicle 8 94 169 ...