Doosan DX35Z, Operation And Maintenance Manual

Page: 188 / 211

OP000471 Inspection, Maintenance and Adjustment
4-56
MAINTENANCE IN SPECIAL
CONDITIONS
NOTE:
See “Operation Under Unusual Conditions” on
page 3-38 for other recommendations.
Conditions Maintenance Required
Operating in mud, water or rain. 1. Perform a walk around inspection to check for
any loose fittings, obvious damage to the
machine or any fluid leakage.
2. After completing operations, clean mud, rocks
or debris from the machine. Inspect for
damage, cracked welds or loosened parts.
3. Perform all daily lubrication and service.
4. If the operations were in salt water or other
corrosive materials, make sure to flush the
affected equipment with fresh water.
Operating in an extremely dusty or hot
environment. 1. Clean the air intake filters on a more frequent
basis.
2. Clean the radiator and oil cooler fins to
remove embedded dirt and dust.
3. Clean the fuel system intake strainer and fuel
filter more frequently.
4. Inspect and clean the starter and alternator as
required.
Operating in rocky terrain. 1. Check the undercarriage and wheel drive
assemblies for damage or excessive wear.
2. Inspect for loose or damaged fittings or bolts.
3. Inspect wheels and tires for damage.
4. On a more frequent basis, inspect the front
end attachments for damage or excessive
wear.
5. Install a top guard and front guard as required
for protection against falling rock.
Operating in extreme cold. 1. Use the proper fuel for the temperature
conditions.
2. Using a hydrometer, check the antifreeze to
make sure that it is providing the proper cold
weather freeze protection.
3. Verify the condition of the batteries. In
extremely cold weather remove the batteries at
night and store them in a warmer area.
4. Remove mud build up as soon as possible to
prevent it from freezing to the undercarriage
and causing damage.
Falling objects/stones 1. Install overhead guard on cabin. Contact your
Daewoo dealer.
Salt water or air 1. Wash the machine thoroughly to remove salt.