Kubota DG972 E2, Руководство по применению, Страница: 39 / 93

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3. RELATED CHECK ITEMS
You must confirm that the other parts such as exhaust hoses layout around the catalyst parts confirmed at the
time of the application review.
If the layout is not sure, the catalyst parts might be damaged.
Please confirm the following items.
• Installation of the heat cover confirmed.
• Installation of the stay of exhaust system confirmed at vibration test.
• Installation of the parts installed after Kubota catalyst parts.
• Installation of the other parts (ex. water cover, water cap, etc.) confirmed.
Water must be prevented from entering into exhaust catalyst.
• You confirm that the wiring of igniter and IG coil do not come off because of vibration, and not to disconnect during
operation. If wiring comes off or disconnect, catalyst parts might be damaged and the exhaust temperature
become very high.
• You must confirm layout of the parts (ex. add the cover etc) around the catalyst parts to avoid a fire because there
is possibility that the surface of catalyst parts the exhaust become a high temperature when the engine
abnormality driving. And you must guide user to stop engine immediately when the engine abnormality driving.
• When you use the Kubota catalytic converter with non-Kubota mufflers, it is necessary to confirm that the exhaust
system back pressure is less than allowable limit. Refer to the curve below.
Check system back pressure, when you use a tail pipe with Kubota catalytic muffler, too.
Position to measure back pressure is at the outlet of exhaust manifold. Refer to the figurer below.