Kubota KX91-3, KX101-3 Excavator Repair Manual

Kubota Excavator Model KX91-3, KX101-3

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
V Electrical System
KX91-3, KX101-3 EU-Version

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 KX91-3, KX101-3 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 KX91-3, KX101-3 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.
Floating seal Kubota KX91-3, KX101-3 Excavator
Be sure to wipe oil off the O-ring and the Oring contact surface. (Note, however, that oil must be applied thinly over those of the wheel motor.)
In fitting the O-ring into the floating seal, be careful not to twist the O-ring.

Before installing the floating seal together with the O-ring, apply sealing oil thinly over the sliding surface. Be careful to keep the sliding surface and O-ring in alignment with the housing.

Finally turn hte floating seal 2 or 3 times by hand in order to form an oil film over the sliding surface as well as to get the sealing surface well it.