John Deere 9400 Combine Maintenance Guide & Parts List
John Deere 9400 Combine Maintenance Guide identifies service schedule parts, maintenance intervals & common John Deere parts for this model.
Common sense goes a long ways when maintaining your machine. If you have extreme heat, dust, or terrain that you operate in you, service frequency will need to increase.
Service Schedule Parts for a John Deere 9400 Combine & Parts List
While your John Deere machine is certainly built with quality parts, they have a limited life. Good news is you can easily service your machine yourself using a John Deere maintenance kit or service kits or by getting the specific John Deere part needed to keep your John Deere mower or tractor running for a long time. These are the parts on your John Deere 9400 Combine & Parts List that need to be regularly serviced.
| Part | Hour Interval | Price | |
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| 1 – Clean or replace after 50 hours and as required. AH115833 | Every Clean or replace every 200 hours and as required. |
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| 1 – Recirculation Air Filter AH115836 | Every Replace every 400 hours. |
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| 3 – Hydraulic/Hydrostatic Filter Element AH128449 | Every Change annually and clean or change as required. |
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| 1 – Primary Air Filter MSN - 655289- AR70106 | Every Change only with primary filter. |
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| 1 – Secondary Air Filter MSN 655289- AR70107 | Every Change annually and clean or change as required. |
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| 1 – Primary Air Filter MSN -655288 AR80652 | Every Change only with primary filter. |
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| 1 – Secondary Air Filter MSN -655288 AR80653 | Every Replace every 500 hours and as required. |
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| 1 – Engine Fuel Filter Engine 6359T MSN -640100 AR86745 | Every Replace every 500 hours and as required. |
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| 1 – Fuel Water Separator Filter AT81478 | Replace every 250 hours or once a season, whichever occurs first. |
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| 1 – Engine Oil Filter Engine 6068H MSN 640101- RE59754 | Every Replace every 500 hours and as required. |
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| 1 – Engine Fuel Filter Engine 6068H MSN 640101- RE62419 | Replace every 250 hours or once a season, whichever occurs first. |
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| 1 – Engine Oil Filter Engine 6359T MSN -640100 T19044 | Every |
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Commonly Used Parts for a John Deere 9400 Combine & Parts List
Outside of the schedule service intervals, you may need a part for a quick repair. While this is not an inclusive list of all the parts for a John Deere 9400 Combine & Parts List, these are the typical parts that we see purchased for your model.
| Part | Price | |
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| Cool-Gard II Plus-50 II |
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| Torq-Gard 10W or Low Viscosity Hy-Gard TY26573 |
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| GL-5 TY26794 |
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| TY26812 |
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As Needed Parts for a John Deere 9400 Combine & Parts List
Regardless of your John Deere model, these John Deere parts are used frequently in maintaining and your John Deere 9400 Combine & Parts List and can be used around your garage.
| Part | Price |
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