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Maintenance
SY135C Excavator OMM
5-44
Operation and Maintenance Manual — 0120
SANY
6. Remove the DEF sending unit from the tank.
7. Remove the DEF suction filter (7).
8. Replace the DEF suction filter with a new one.
9. Install the DEF sending unit into the tank using fasteners.
10. Connect the DEF hoses.
11. Connect the engine coolant hoses.
12. Connect the DEF sending unit wiring harness connector.
Fig. 5-99
0000158
7