Operating Boom LockIMPORTANT: To prevent possible machine damage, unlock boom before operating backhoe. Disengaging the Boom Lock1. Raise boom against stops to release tension on boom lock (A). 2. Pull boom lock control lever (B) toward operator to disengage boom lock from boom hooks (unlocked position). 3. Lower boom so boom hooks are clear of boom lock. Release boom lock control lever. Engaging the Boom Lock1. Pull boom lock control lever toward operator to raise boom lock. 2. Raise boom against stops. 3. Release boom lock control lever to engage boom lock with boom hooks (locked position). 4. After machine shutdown, move boom control lever to release hydraulic pressure and put tension on boom lock.
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