Adjust Pickup Drive Belt Idler—Regular Pickup (569)

1. IMPORTANT: The belt tensioner is designed to protect pickup components; overtightening reduces protection. Check adjustment daily.

   
   E70438-UN-12JUL13

   A - Jam Nuts

   B - Clearance, 4—6 mm (5/32—1/4 in.)

   C - Nut

   D - Spacer

   Before adjusting idler, perform the following:

   1. Start tractor engine and engage PTO.

   2. Observe spacer (D) relative to nut (C).

      • If total movement is more than 3 mm (1/8 in.), inspect belt for a burn or thin spot and inspect drive sheave groove for debris.
      • Inspect belt and replace if necessary.
      
      

   3. Stop tractor and remove engine key.

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2. Adjust pickup idler as follows:

   1. Loosen jam nuts (A).

   2. Adjust rear jam nut (A) until clearance (B) between nut (C) and end of spacer (D) is within specifications.

      Item	Measurement	Specification
      Spacer-to-Nut	Clearance	4—6 mm (5/32—1/4 in.)

   3. Tighten front jam nut (A) against rear jam nut.