TROUBLE ANALYSIS
9-1
E
TRBL
ANLS
9
TROUBLE ANALYSIS
NOTE:
The following items should be checked before the "TROUBLE ANALYSIS CHART" is con-
sulted.
1. The battery is charged and its specific gravity is within specification.
2. There are no incorrect wiring connections.
3. Wiring connections are properly secured and are not rusty.
4. The lanyard is installed onto the engine stop switch.
5. The shift position is in neutral.
6. Fuel is reaching the carburetor/vapor separator.
7. The rigging and engine setting are correct.
8. The engine is free from any "Hull problem".
TROUBLE ANALYSIS CHART
Trouble mode
Check elements
ENGINE WILL N
O
T S
T
AR
T
HAR
D S
T
AR
TING
ROUGH IDLING
HIGH IDLING
ENGINE S
T
ALLS
POOR A
C
CELERA
TION
ENGINE WILL N
O
T S
T
OP
POOR PERFORMANCE
LIMITED ENGINE SPEED
O
V
ERH
E
A
T
ING
L
OOSE S
T
EERING
HAR
D SHIFTIN
G
IRRE
GULAR W
A
RNING INDICA
T
ION
POOR BA
TTER
Y CH
ARGING
Relative part
Reference
Chapter
FUEL SYSTEM
:
:
:
Fuel line
4
:
:
:
Fuel joint
4
: : :
:
:
Fuel filter
4
:
:
:
Fuel pump
4
: : :
: :
:
Carburetor
4
: : : :
:
• Idle speed adjustment
3
:
:
:
• Pilot screw adjustment
3
: :
:
Link adjustment
3
POWER UNIT
: : :
:
Compression
3
: : :
:
Reed valves
5
: : :
:
:
Cylinder head gasket
5
Содержание 25BMH
Страница 48: ...FEATURES AND BENEFITS GEN INFO 1 12 E COOLING SYSTEM Fig 7 ...
Страница 49: ...1 12 CARACTERISTIQUES ET AVANTAGES GEN INFO F ...
Страница 50: ...1 12 MERKMALE UND VORTEILE GEN INFO D ...
Страница 51: ...1 12 CARACTERÍSTICAS Y VENTAJAS GEN INFO ES ...
Страница 92: ...MAINTENANCE SPECIFICATIONS SPEC 2 8 E DIMENSIONS ...
Страница 156: ...GENERAL CHK ADJ 3 26 E NOTE Grease the inner cable and the lock nut 2 Apply Yamaha grease D ...
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Страница 445: ......
Страница 446: ...Printed on recycled paper Printed in Japan Oct 2000 1 9 1 25BMH 30HMH YAMAHA MOTOR CO LTD ...