Important Notice; About Objective Items; Air Intake System - Kubota WG752 E3 Applications Manual

1. Important Notice

EMISSION-RELATED INSTALLATION INSTRUCTIONS
These instructions are provided for the final engine assemblers who must ensure the engine, intake system,
natural gas fuel system and etc, are Installed correctly in the engine's certified configuration.
Failing to follow these instructions when installing a certified engine in a piece of non-road equipment violates
federal law (40CFR 1068. 105 (b)), subject to fines or other penalties as described in the Clean Air Act.

2. About Objective Items

Intake System
1.
• Kubota offers a standard Air-cleaner kit. The intake parts should be installed according to this instructions.
If you use an OEM intake system for a spec engine, consult Kubota before application review.
You should consult Kubota whenever you change the intake system.
2. Engine Set Speed
• You should operate the engine within the range of engine speed set at the time of Kubota shipment.
3. Engine Labels
• Kubota puts the certification label on the cylinder head cover. If you install the engine in way that makes the
engine's emission control information label hard to read during normal engine maintenance, you must place
a duplicate label on the equipment, as described in 40 CFR 1068.105.
4. Regulator Connections
• The hose length between the regulator and gas mixer must be within 300 ±20 mm (11.8 ±0.78 inch).

[1] Air Intake System

• Intake system means that layout of all parts from entrance of suction to air-cleaner flange.
• Kubota offers standard Air-cleaner kit. See SOS option manual about selectable Air-cleaner kit.
• The intake parts should be installed according to these instructions.
• If you use an OEM intake system for a spec engine, consult Kubota based on the Exhaust Emission Check Sheet
before the application review.
• When the same specification engine is installed multiple applications, you will have to inform Kubota prior to the
application review.
Also, the final intake system of each application must be confirmed at the application review and/or the Exhaust
Emission Check Sheet.
You must install the intake system confirmed at the application review and/or the Exhaust Emission Check Sheet.
[Check Item]
• You should consult Kubota based on the Exhaust Emission Check Sheet whenever you change the intake
system.
Do not change without consultation with Kubota.
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