Check Selective Control Valve

1. 
   LV28978-UN-19JUL17

   Mid-Mount SCV Couplers

   
   LV28979-UN-19JUL17

   Rear Third SCV Couplers (If Equipped_

   
   LV28980-UN-19JUL17

   Fourth and Fifth SCV Couplers (If Equipped)

   A - Dust Plugs

   B - Coupler

   Check dust plugs (A) for damage, replace as needed.

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2. Clean dirt and debris from selective control valve couplers (B)

3. Check selective control valve couplers (B) for oil leakage. Contact your John Deere dealer for service.