i use insulation tape to identify brazed joints, incase i ever have a leak! haha
new louvre motors and possible linkage?- take facia cover off to investigate
wrights air con (now atlas wrights )used to use heating solder on there joints, and run suction and liq together and side 3 inch armaflex over it all- ripped out kit that had been in for 30 yr, but...



This is a safety pressure switch contact when there is enough amount of Freon pressure ..and dis contact when there is a leak in the Freon and a pressure decrease ...
high pressure switch and solenoid...