In the past, this obstacle was overcome with a pressurized soda bottle that utilized the same switch from the original car. However, Roberto and I both were not keen on maintaining this system for the future. Our rationale was simple; water and electricity don't mix well, especially high voltage.
To satisfy the requirements for inspection, I followed two different set of directions to build an understanding of what to expect. Since I relied on them heavily in the initial phases, I don't mind posting the links here. However, I should note that not all of the information was completely accurate for our vehicle. I am unsure if this applies to all 1976 Porsche 914s, or just ours, since it has been heavily modified from the stock setup.
PelicanParts Tech Article
To start off getting down to the wiper switch unit itself, I followed the two links and removed the horn assembly, and steering wheel.
|Getting closer to the windshield switch. I drew the line on the column there to help with reassembly later. The copper lines and surface seen around the column there is part of the turn signal assembly.|
|Here is the mount for the steering wheel, note the 6 (six) smaller screws that would match the six hex head bolts of the steering wheel. There was a matching mark on the mount to help with alignment later.|