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Maintenance and service
6. fuel systeM
④ Run the engine for approx. 5 ► fuel systeM
minutes and check for proper Use only low sulfur or ultra low sul-
operation through the engine oil fur diesel fuel. Bleeding screw
warning lamp. Then, stop the (1) fuel tank
engine.
(This warning lamp should be
turned off while the engine is
running.) Fuel tank
⑤ Check the oil level with the dip-
stick again. If still insufficient, T4HO504A
add more.
(2) how to bleed fuel system
It is necessary to bleed the system
under the following conditions.
T57O509A
- The engine is stopped due to the
nOte empty fuel tank.
• If foreign materials, such as - The filter or pipe is removed.
dust and sand, or water are ① Unscrew the bleeding screw.
mixed in fuel, it can deteriorate ② Start the engine.
the performance of the fuel in- ③ When clean fuel flows out of the
jection pump. Make sure to add bleeding screw, tighten the screw.
quality fuel through the strainer. ④ Repeat the procedure if the system
is not bled completely.
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