How do you light up the boiler room in the case of the missing coins?

first you teleport to the town then go into the night club in the left speaker theres the boiler room

Scroll around until you see a silver box that has a bunch of wires coming out of it, and click on it. Full answer to mission can be found in the related links.

you get it from G in the gadget room

Gary gives you a flashlight its on a table to your far right