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SAFETY PRECAUTIONS
WARNING
Have qualified personnel do the maintenance work. Turn the engine off before working inside the machine. In some cases, it may be necessary to remove safety guards to perform required maintenance. Remove guards only when neces- sary and replace them when the maintenance requiring their removal is complete. Always use the greatest care when working near moving parts.
Do not put your hands near the engine cooling blower fan. If a problem cannot be corrected by following the instructions, take the machine to the nearest Lincoln Field Service Shop.
ELECTRIC SHOCK can kill.
• Do not touch electrically live parts or electrode with skin or wet clothing.
•Insulate yourself from work and ground
•Always wear dry insulating gloves.
ENGINE EXHAUST can kill.
• Use in open, well ventilated areas or vent exhaust outside.
MOVING PARTS can injure.
•Do not operate with doors open or guards off.
• Stop engine before servicing.
•Keep away from moving parts.
See additional warning information at front of this operator’s manual.
Read the Safety Precautions in front of this manual and the engine instruction manual before working on this machine.
Keep all equipment safety guards, covers and devices in position and in good repair. Keep hands, hair, cloth- ing and tools away from
ROUTINE AND PERIODIC
MAINTENANCE
DAILY
•Check the crankcase oil level .
•Refill the fuel tank to minimize moisture condensation in the tank.
•Open the water drain valve located on the bottom of the water separator element 1 or 2 turns and allow to drain into a container suitable for diesel fuel for 2 to 3 seconds. Repeat the above drainage procedure until diesel fuel is detected in the container.
WEEKLY
Blow out the machine with low pressure air periodical- ly. In particularly dirty locations, this may be required once a week.
ENGINE MAINTENANCE
Refer to the “Periodic Checks” section of the Engine Operator’s Manual for the recommended maintenance schedule of the following:
•Engine Oil and Filter
•Air Cleaner
•Fuel Filter - and Delivery System
•Cooling Blower Belt
•Battery
•Cooling System
Refer to Table D.1 at the end of this section for various engine maintenance components.
AIR FILTER
CAUTION
EXCESSIVE AIR FILTER RESTRICTION WILL RESULT IN REDUCED ENGINE LIFE.
1.Service air cleaner regularly according to Engine Operator's Manual.
2.Stop engine after 100 hours of running time and clean filter element, replace the filter if necessary.
The air filter canister is located behind the engine door on top of the air intake box.
The air filter element is a dry cartridge type. It can be cleaned and reused; however, damaged elements should not be reused. Remove loose dirt from element with compressed air or water hose directed from inside out. Compressed Air: 100 psi maximum with nozzles at least one inch away from element. Water Hose: 40 psi maximum without nozzle.
COMMANDER 300
