U Assembly & Installation Instructions SLITTING CAUTION: Read instructions carefully and turn electricity off at main circuit breaker panel before beginning installation. 4523 , 4527 , 4524 , 4528 , 4525 , 4529 WARNING If any Special Control Devices are used with this Fixture, Follow the Instructions Carefully to assure full compliance with N.E.C. requirements. If there are any questions, contact a Qualified Electrical Contractor.