Nanni N4.40, Workshop Manual

Page: 28 / 175

GENERAL
03-M-E3B, 03-M-DI-E3B, 03-M-E3BG, WSM
G-13
[4] CHECK POINTS FOR EVERY 100 HOURS
Cleaning of Air Cleaner Element
1. Remove the air cleaner element.
2. Use clean dry compressed air on the inner side of the element.
The pressure of compressed air must be less than 210 kPa
(2.1 kgf/cm
2
, 30 psi).
Keep an appropriate distance between the nozzle and the filter.
NOTE
• The air cleaner uses a dry element. Do not apply oil to it.
• Do not operate the engine without the filter element.
• Replace the element once a year or every sixth cleaning.
M00000003GEG0013US1
Cleaning of Fuel Filter (Element Type Only)
1. Close the fuel cock (3).
2. Remove the retaining ring (6).
3. Remove the filter cup (5).
4. Flush the inner side with kerosene.
5. Remove the filter element (4) and clean it in the kerosene.
6. After you clean, assemble the fuel filter again. Make sure that
you keep out dust and dirt.
7. Bleed the fuel system.
IMPORTANT
• If dust and dirt go into the fuel, the fuel injection pump and
injection nozzle can wear out quickly. To prevent this, make
sure that you clean the filter cup (5) periodically.
M00000003GEG0014US1
Check of Battery Electrolyte Level
1. Examine the battery electrolyte level.
2. If the level is below the lower level line (2), fill each cell with
distilled water until the upper level line.
M00000003GEG0015US1
Fan Belt Tension
1. Push the belt halfway between the fan drive pulley and
alternator pulley at a specified force 98 N (10 kgf, 22 lbf) to
measure the deflection
(A) .
2. If the measurement is out of the factory specifications, loosen
the alternator mounting screws and adjust its position.
M00000003GEG0016US1
(1) Cock Body
(2) Air Vent Plug
(3) Fuel Cock (4) Filter Element
(5) Filter Cup
(6) Retaining Ring
(1) Upper Level Line (2) Lower Level Line
Deflection (A) Factory spec.
7.0 to 9.0 mm
0.28 to 0.35 in.
(A) Deflection
KiSC issued 06, 2009 A