Adjust Idler Roll Scrapers (If Equipped)

1. Spirals must be free of weld splatter and surface damage before performing adjustment.

   
   E37398-UN-24JUN99

   A - Clearance

   B - Round-Head Bolts

   Loosen nuts on round-head bolts (B).

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2. Adjust right and left-hand scrapers to obtain clearance (A) between scraper and spirals on roll to within specifications. Tighten nuts on round-head bolts (B).

   Scraper-to-Spirals on Roll	Clearance	0.5—2.3 mm (0.020—0.091 in.)

3. Rotate roll manually and check clearance. If clearance exceeds specifications, check that roll spirals are flat to roll.

4. With gate closed and belts tensioned, engage PTO. There must be no contact between scrapers and spirals. If necessary, adjust scraper clearance.