Doosan HP450WJD T3, Operation & Maintenance Manual

Page: 97 / 130

Maintenance Operating & Maintenance Manual
Book: 23252059 (08-2010) Rev B 97
Battery
Keep the battery terminals and cable clamps clean and lightly coated with petroleum jelly to
prevent corrosion.
They retaining clamp should be kept tight enough to prevent the battery from moving.
Pressure System
At 500 hour intervals it is necessary to inspect the external surfaces of the system (from the
airend through to the discharge valve(s)) including hoses, tubes, tube fittings and the
separator tank, for visible signs of impact damage, excessive corrosion, abrasion, tightness
and chafing. Any suspect parts should be replaced before the machine is put back into service.
Tyres/Tyre/Tire Pressure
See the GENERAL INFORMATION section of this manual.
Running Gear/Wheels
Check the wheel nut torque 20 miles (30 kilometres) after refitting the wheels. Refer to the
TORQUE SETTING TABLE later in this section.
Lifting jacks should only be used under the axle.
The bolts securing the running gear to the chassis should be checked periodically for tightness
(refer to the
SERVICE/MAINTENANCE CHART for frequency) and re-tightened where
necessary. Refer to the TORQUE SETTING TABLE later in this section.
CAUTION
!
Check the wheel nut torque 20 miles (30 kilometres) after refitting the
wheels (Refer to the TORQUE SETTING TABLE later in this section).