Gas fernis back? hi i have a gas fernis that heat my house with steam...

hi i have a gas fernis that heat my house with steam and my older piolet adapeter broke and i think i enjoy the wireing wrong this adapter has at hand places to put wires they are labled th , pp, and th-pp, now i hold three sets of wires that need to be connected 1 set is comming from the thermosthat, another is comming from below neath the fernis where the fire is, and the final set is comming from the pressure meter can someone please help me as to where on earth these wires go
Antique stove?
Answers:    If you cannot chain better than you spell you better hire a professional. Seriously gas furnaces are not something you should mess with if you do not get the message them. Burning your house down is not a good agency to start the new year.
Ghosting a warehouse?
since you can't even spell I would not attempt any electrical work.