Case 2050M, Operator'S Manual, Page: 249 / 286

7 - MAINTENANCE
6. Using needle nose pliers, remove the DEF supply filter
using care not to damage or bend the DEF supply filter.
7. Inspect the DEF supply filter housing, and rinse with
water. Replace the DEF supply filter if damaged.
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8. Once the fitting is disconnected, remove the DEF filter.
9. Turn the spin-on DEF filter counterclockwise to remove.
Remove and discard the filter following local environ-
mental and waste regulations
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10. Lubricate the O-ring at the filter base.
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11. Remove the foam pads from both ends of the replace-
ment filter, and lubricate the filter ends.
12. Replace pads, and reinstall the new DEF supply filter
into the housing. Install into the supply module by
turning clockwise. Do not overtighten.
13. Secure the DEF supply module to the mounting
bracket.
14. Start the engine and run at idle speed. Check for
leaks.
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