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Nanni N4.40 User Manual

Nanni N4.40
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ENGINE
03-M-E3B, 03-M-DI-E3B, 03-M-E3BG, WSM
1-S44
Glow Plug Harness
1. Disconnect the wiring (1) of the glow plug.
2. Examine the condition of the wiring.
3. If the wiring is defective, replace it with a new one.
4. Turn the key switch to the ACC position.
5. Measure the voltage between the wiring (1) and chassis.
6. If the measurement is not in the factory specification, the ECU
is defective. Then replace the ECU with a new one.
7. If the measurement is in the factory specification, the ECU is
correct.
In this case, the glow plugs are defective.
Examine each glow plug, and replace the defective glow plug
with a new one.
M00000003ENS0057US1
Alternator
1. Disconnect the terminal L (2) of the alternator (2P).
2. Examine the condition of the harness.
3. If the harness is defective, replace it with a new one.
4. Measure the resistance between the terminal L (2) of the
connector (harness side) and chassis.
5. If the measurement is not in the factory specification, the ECU
is defective. Then replace the ECU with a new one.
6. If the measurement is in the factory specification, the ECU is
correct.
In this case, the alternator is defective. Then replace it with a
new one.
M00000003ENS0058US1
Speed Switch
1. Disconnect the connector of the speed switch.
2. Examine the condition of the harness.
3. If the harness is defective, replace it with a new one.
4. Measure the resistance between the terminals of the speed
switch when the speed switch turn on or off.
5. If the measurements are in the factory specifications, the ECU
is defective. Then replace the ECU with a new one.
6. If the measurements are not in the factory specifications, the
speed switch is defective. Then replace the speed switch with a
new one.
M00000003ENS0059US1
Voltage
Factory
spec.
Terminal -
Chassis
12 V
(1) Wiring of Glow Plug
Resistance
Factory
spec.
Terminal L -
Chassis
Infinity
(1) Alternator (2) Terminal L (Harness Side)
Resistance
Factory
spec.
ON 0
OFF Infinity
(1) Speed Switch (Switch Side) (A) Single Pole, Single Throw
(B) Single Pole, Double Throw
KiSC issued 06, 2009 A

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Nanni N4.40 Specifications

General IconGeneral
BrandNanni
ModelN4.40
CategoryEngine
LanguageEnglish

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