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| MAINTENANCE | |||||||||||
SAFETY PRECAUTIONS |
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| 4. | When necessary, remove the sediment bowl, if so | ||||||||
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| equipped, from beneath the fuel | tank and clean | ||||||||
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| WARNING |
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| 5. | out any accumulated dirt and water. | ||
| Have qualified personnel do the maintenanc | e | Follow the engine service schedule in this manual | ||||||||||
| work. Turn the engine off before working inside |
| and the detailed maintenance and troubleshooting in | ||||||||||
| the machine. In some cases, it may be necessary |
| the engine manufacturerʼs manual. |
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| to remove safety guards to perform required |
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| maintenance. Remove guards only when neces- | COOLING SYSTEM |
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| sary and replace them when the maintenance | The PIPELINER® 200D KUBOTA is equipped with a | |||||||||||
| requiring their removal is complete. Always use | ||||||||||||
| the | greatest care when working near moving | pressure radiator. Keep the radiator cap tight to pre- | ||||||||||
| parts. |
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| vent loss of coolant. Clean and flush the cooling sys- | ||||||||
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| tem periodically to prevent clogging the passage and | |||||||||
| Do not put your hands near the engine cooling | overheating the engine. When antifreeze is needed, | |||||||||||
| blower fan. If a problem cannot be corrected by | always use the permanent type. |
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| following the instructions, take the machine to |
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| the nearest Lincoln Field Service Shop. | BEARINGS |
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| ELECTRIC SHOCK can kill. |
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| This welder is equipped with a | ||||
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| • Do not touch electrically live parts or | |||||||
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| electrode with skin or wet clothing. | bearing having sufficient grease to last indefinitely | ||||||
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| • Insulate yourself from work and | under normal service. Where the welder is used con- | ||||||
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| ground |
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| stantly or in excessively dirty locations, it may be nec- | |||
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| • Always wear dry insulating gloves. | essary to add one half ounce of grease per year. A pad | ||||||
of grease one inch wide, one inch long, and one inch | |||||||||||||
high weighs approximately one half | ounce. Over- | ||||||||||||
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| ENGINE EXHAUST can kill. |
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| • Use in open, well ventilated areas or | greasing is far worse than insufficient greasing. | ||||||
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| vent exhaust outside. |
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| When greasing the bearings, keep all dirt out of the | |||
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| area. Wipe the fittings completely clean and use clean | |||
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| equipment. More bearing failures are caused by dirt | ||||||||
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| MOVING PARTS can injure. |
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| introduced during greasing than from insufficient | ||||
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| • Do not operate with doors open or | grease. |
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| guards off. |
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| COMMUTATOR AND BRUSHES |
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| • Stop engine before servicing. |
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| • Keep away from moving parts. |
| WARNING |
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See additional warning information at |
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| front of this operatorʼs manual. |
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| Uncovered rotating equipment can be dangerous. | |||||||||
Use care so your hands, hair, clothing or tools do | |||||||||||||
not catch in the rotating parts. Protect yourself | |||||||||||||
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| from particles that may be thrown out by the rotat- | |||
GENERAL INSTRUCTIONS |
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| ing armature when stoning the commutator. | |||||||||
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1. Blow out the welder and controls with an air hose at | Shifting of the commutator brushes may result in: | ||||||||||||
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| least once every two months. In particularly dirty |
| - Change in machine output |
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| locations, this cleaning may be necessary once a |
| - Commutator damage |
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| week. Use low pressure air to avoid driving dirt into |
| - Excessive brush wear |
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| the insulation. |
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| Periodically inspect the commutator, slip rings, and | |||||
2. “Current Range Selector” contacts should not be | brushes by removing the covers. DO NOT remove or | ||||||||||||
replace these covers while the machine is running. | |||||||||||||
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| greased. To keep the contacts clean, rotate the cur- | Commutators and slip rings require little attention. | ||||||||
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| rent control through its entire range frequently. Good | However, if they are black or appear uneven, have | ||||||||
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| practice is to turn the handle from maximum to min- | them cleaned by an experienced maintenance man | ||||||||
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| imum setting twice each morning before starting to | using fine sandpaper or a commutator stone. Never | ||||||||
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| weld. |
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| use emery cloth or paper for this purpose. | |||||
3. Put a drop of oil on the “Current Range Selector” |
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| shaft at least once every month. | PIPELINER® 200D KUBOTA |
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