Kubota U10, U20, U30, U45 Excavator Workshop Manual

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Kubota U10, U20, U30, U45 Excavator Workshop Manual – 1052 Pages

Publication: 97899-60501
Format: PDF
Language: English

Categories: ,

Description

Kubota U10, U20, U30, U45 Excavator Workshop Manual

Kubota Excavator Model U10, U20, U30, U45
Publication: 97899-60501
Format: PDF
Language: English
Kubota U10, U20, U30, U45 Excavator Workshop Manual – 1052 Pages

Table of Content of the Workshop Service Manual

I General
II Machine body
• Mechanism Section . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .II-M-1
• Service Section . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .II-S-1
III Engine
• Mechanism Section . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .III-M-1
• Service Section . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .III-S-1
IV Hydraulic System
• Mechanism Section . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .IV-M-1
• Service Section . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .IV-S-1
V. ELECTRICAL SYSTEM
• Mechanism Section . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . V-M-1
• Service Section. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . V-S-1

U10, U20, U30, U45
Your KUBOTA dealer is always ready to help so that your excavator offers the best performance. After having carefully read this manual, you will realize that much of the routine maintenance can be done by yourself. Machines must be disassembled and assembled efficiently and safely. It is very important to thoroughly understand the construction and function of the machine, to make all appropriate preparations, and start operations according to the specified working procedures in this workshop service manual.

IMPORTANT INSPECTION ITEMS AFTER REASSEMBLING

a Operate the Kubota U10, U20, U30, U45 Excavator and check for Unusual Noise and Vibrations.
b Make Sure the Safety decals and Wire harness Clamps are in their Specified Positions.
c With the Machine Front in a Specified Posture, Check the Amount of Hydrauric Oil Checking the oil level (For further details, refer to the Excavator U10, U20, U30, U45 Operators Manual)
1) Park the machine on a level ground.
2) Make sure the hydraulic oil temperature is in the range of 10-30C (50-86F) and see if the oil level is within the specified zone of the oil level gauge.
3) Keep the machine front as shown as following posture.

Harness check Mode Kubota U10, U20, U30, U45
By selecting Other menu and Circuit check Engine stop, the present conditions of the harness connector can be checked (See fig. below.).
When the Circuit check Engine stop is selected, the message “Checking touch harness” will appear at the moment the engine revolution drops below 800 rpm. This mode is available on the condition that the engine is stopped. The mode cannot be selected when the engine revolution is 800 rpm or over.
While in harness check mode, the following items can be checked. Items in parentheses are error criteria.
• Lever lock switch (OFF When lever is down).
• Fuel sensor (Reading of 2 V or more, or 0.2 V or less.).
• Water temperature (Water temperature of 140 C or more, or -30 C or lower.).
• Oil switch (OFF When engine stops and Key is ON).
• Charge circuit (OFF).

U20 detailed structure of the excavator

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