Adjust Breakaway Section Springs

1. IMPORTANT:

   
   N116115-UN-26FEB15

   A - Nut

   B - Gap

   C - Pivot Casting

   D - Chain Link

   E - End of Breakaway Section

   F - Nut

   Perform breakaway stop adjustment before adjusting breakaway spring. Stop position can affect spring setting.

   Always verify spring setting after any adjustment to breakaway stop.

   Adjust nut (A) to obtain 7 mm (0.28 in.) gap (B) between pivot casting (C) and chain link (D).

---




2. Attach spring scale at outer end of breakaway section (E).

3. Pull breakaway section rearward using scale. Record force required to trip breakaway.

4. Adjust nuts (F) and (A) to obtain a trip force of 270 N (60 lb.) while maintaining proper gap between chain link and pivot casting.