Posted on October 5, 2023 by Jack BobCat E35 – QUICK COUPLER (LEHNHOFF® SYSTEM) – Disassembly And Assembly (MS03) Remove the two bolts (Item 1) [Figure 40-211-8] and lock washers. Turn the threaded spindle (Item 1) counterclockwise until the locking mechanism (Item 2) [Figure 40-211-9] is free from the housing.