very cool machine!
you are correct for the switches Dadoes......
the actual color is Platinum.....I had the electromechanical in that color....
the Limited's I had in Almond....I had the 1988 set, and purchased another set in 1995, this later one had 3 Speeds, and your right, more cycles, I would have to check my brochures, I know HandWash was added, and I think Heavy Duty and Normal cycles, but can't recall the others....
this machine in the post could be a 1990/93 version, theres an asterisk between the cycles and adjustable options, by pushing that * after hitting start, would cancel the detergent dispenser, and allow the normal fill to progress...that concole top flips up to gain acess to the bulb, as well as extra instructions for the machine....
I used to start my machine with the lowest water level, add detergent, and once agitation started, press the water level UP button, the machine will fill and continue to agitate....
my only suggestion is to replace that agitator with a PLUS or TRIPLE version, the slanted fins of the spiral make a world of difference....
I would