If the engine does not function properly, use the following chart to identify
the cause. If the cause of trouble can not be found, contact a Nanni autho-
rized workshop.
NOTICE:
Some components may not be part of the engine ordered. This
list is not exhaustive and is only an assistance in case of emergencies.
PROBABLE CAUSES
The engine fails to start
1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11,
13
The engine starts but suddenly stops
1, 2, 3, 4, 5
The engine is difficult to start
1, 2, 3, 4, 5, 6, 8, 9
The starter motor is not turning or turn
slowly
8, 9
The starter motor turns but the engine
does not start
1, 2, 3, 4, 5, 6, 7
The engine does not reach its rated
speed at wide open throttle
2, 3, 4, 5, 6, 7, 12, 14, 15, 16,
17, 26, 28
The engine operate unevenly
1, 2, 3, 4, 5, 6, 7, 14, 15, 16,
17, 18, 19, 20, 24, 28
The engine vibrates a lot
16, 27
Black exhaust smoke
4, 5, 14, 15, 16, 19, 20, 28
White exhaust smoke
4, 5, 23, 25
High fuel consumption
4, 7, 14, 15, 16, 19, 20, 22, 28
The engine overheats / coolant tempera-
ture too high
14, 15, 16, 18, 19, 20, 21, 22,
28
The control lever is hard to operate
12, 14, 15, 16, 17, 26
No shift between ahead and astern
9, 11, 12, 16, 17, 26
Battery charge warning lamp comes on
8, 9, 11, 18
The numbers refer to the possible causes indicated on the following page. *
Contact a Nanni authorized workshop.
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ROUBLESHOOTING
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