ASSEMBLY AND INSTALLATION INSTRUCTIONS TCO AVOID RISK OF ELECTRICAL SHOCK, BE SURE TO SHUT OFF POWER WHILE INSTALLING OR SERVICING THIS FIXTURE. WARNING: NOTE: Before installing, consult local electrical codes for wiring and grounding requirement. 1. Thread the tubes{A) piece by piece onto the nipple, then thread swivel into the top of the tubes(A) tightly. 2. Thread 2 mounting screws properly into the 2 relevant mounting holes per-drilled on the roses bar. 3.