GENERAL / Preparation Lock Frames CAUTION: Before beginning to work near the front and rear frames (4), (5), install articulation lock bar (3) to securely lock and prohibit movement between the front and rear frames (4), (5). Avoid accidents due to unexpected movement of the machine. 1. Align the front and rear frame (4), (5) centers with each other. 2. Remove β -pin (2). Install lock bar (1) is roated to front frame (4). 3. Install β -pin (2) to lock bar (1) in the LOCK position. 3 2 4 1 M4FJ-01-017 M4FJ-01-018 W1-6-2 2 3