Lubrication; Greasing The Swivel Gear; Greasing The Swivel Bearing - Kubota U17-3a Operating Instructions Manual

Maintenance
When replacing the battery, always install a battery of the same type with the same power rating
and the same dimensions.

Before installation, cover the battery terminals and cable clamps with petroleum jelly.

Install the battery in the swivel frame and fasten it with the battery retainer. Check the battery for tightness.
→ Do not operate the excavator with a loose battery.

Connect the positive cable clamp to the positive terminal (+) of the battery, install the positive terminal
cover.

Connect the negative terminal (-) of the battery, install the negative terminal cover.

Lubrication

The following describes all non-daily lubricating tasks at the attachments.

Greasing the swivel gear


Fill grease through the grease nipple (1) with a grease gun.
Grease at each 90
a total of approx. 50 g of grease (20-30 shots with
the grease gun). See the "Recommended lubri-
cants" section (page 105).

Start the excavator and swivel the swivel frame 360° sev-
eral times in succession to distribute the grease evenly.
When moving the swivel frame, make sure no
person or material is in the swivel area.

Greasing the swivel bearing


Fill grease through the grease nipple (1) with a grease gun.
Grease at each 90
Using the grease gun, apply 5 shots at every posi-
tion. See the "Recommended lubricants" section
(page 105).
When moving the swivel frame, make sure no
person or material is in the swivel area. Turn the
starter switch to the STOP position and remove the
key before the next greasing procedure.

Start the excavator and swivel the swivel frame by 90° several times. After greasing, swivel the swivel
frame 360° several times to distribute the grease evenly.
°
position of the swivel gear. Fill
°
position of the swivel bearing.
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