DV11
Operation and Maintenance
5
Safety regulations & specifications
Printed in Mar. 2005 PS-MMA0608-E1A
CAUTION:
Ensure that used engine oil is disposed of properly.
- Engine oil can endanger the water supply.
For this reason do not let engine oil get into the ground, waterways, the drains or the
sewers. Violations are punishable. Collect and dispose of used engine oil carefully.
For information on collection points please contact the seller, the supplier or the local
authorities.
1.1.6. General repair instructions
1. Before performing service operation, disconnect the grounding cable from the
battery for reducing the chance of cable damage and burning due to short-
circuiting.
2. Use covers for preventing the components from damage or pollution.
3. Engine oil and anti-freeze solution must be handled with reasonable care as they
cause paint damage.
4. The use of proper tools and special tools where specified is important to efficient
and reliable service operation.
5. Use genuine DOOSAN parts necessarily.
6. Used cotter pins, gaskets, O-rings, oil seals, lock washer and self-lock nuts should
be discarded and new ones should be prepared for installation as normal function
of the parts can not be maintained if these parts are reused.
7. To facilitate proper and smooth reassemble operation, keep disassembled parts
neatly in groups. Keeping fixing bolts and nut separate is very important as they
vary in hardness and design depending on position of installation.
8. Clean the parts before inspection or reassembly. Also clean oil ports, etc. using
compressed air to make certain they are free from restrictions.
9. Lubricate rotating and sliding faces of parts with oil or grease before installation.
10. When necessary, use a sealer on gaskets to prevent leakage.
11. Carefully observe all specifications for bolts and nuts torques.
12. When service operation is completed, make a final check to be sure service has
been done property.
13. Work the fuel line after the common rail pressure and engine temperature is
checked with the SCAN-200. (past about 5 minutes after engine stop)
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