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| Initial |
| Every |
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| ration |
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No. |
| Item |
| Remarks | 1 | 3 | 6 | 12 | |
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| check | month | months | months | months | |||
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| (daily) | or 20 Hr | or 50 Hr | or 100 Hr | or 300 Hr |
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| Check fuel hose |
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9. | Fuel Line |
| for crack or da- | 0 |
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| mage. *Replace |
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| if necessary. |
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| **Choke lever |
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10. | for YG4000D | | Check choke | 0 |
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| YG5200D | | operation. |
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| | YG6600D | |
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11. | Cooling System |
| Check for fan |
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| 0 | |
| damage. |
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12. | Starting System |
| Check recoil | 0 |
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| starter operation. |
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13.* | ** |
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| More frequently |
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| 0 |
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| if necessary. |
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| Decarbonization |
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| Check the voltage |
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14. | Generation |
| meter indication or | 0 |
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| pilot light. |
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| G.F.C.I. receptacle |
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. | for YG4000D | | Check operation |
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| YG5200D | | *Repair if | 0 |
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15. |
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| | YG6600D | | necessary. |
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| | YG6600DE |
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| Check all fittings |
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16* | Fittings/ |
| and fasteners. |
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| 0 |
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| Fasteners |
| Correct if |
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| necessary. |
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| Check battery fluid |
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| Battery |
| level. Add distilled |
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| 0 |
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| |
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| water. |
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| for EF4000DE |
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17. | | EF5200DE | *Check specific |
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| | EF6600DE | | gravity and brea- |
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| | YG6600DE | | ther pipe ope- |
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| 0 |
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| ration. Correct if |
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| necessary. |
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*: It is recommended that these items be serviced by a Yamaha dealer.
**: Related to emission control system.
cC
Use only Yamaha specified genuine parts for replacement. Ask an authorized Yamaha dealer for further attention.
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