New 1 Wire Alternator wouldn’t excite I think !

Hi Guys . Recently i've installed an CVF Racing Beast Serpentine Kit on my 66 Monaco 500 /w 440.With there 100 Amp 1 Wire chrome plated Alternator and Saginaw Pump.Also added an Cold Case Aluminium Radiator with dual Fans.I also did the underhood Ammeter Bypass and checked all the connections. I've deactivated the stock Voltage Regulator. The new Alt is internally regulated and self exciting. The Problem is it won't charge.Max 13V when idling. Is it possible that i have to excite the Alt...

New 1 Wire Alternator wouldn't excite I think !