yes, and key on power to "15" on coil is supplied by the notorious D15 (clear on wiring diagrams for vin G 055 690 and up, less clear on the earlier '86). The heater is an added load on D15.

alistair

On 2011-11-02, at 9:57 PM, Scott Daniel - Turbovans wrote:

> The breather heaters I have seen were 'stand alone' .......in other words, just added on.
> They're connected to the black '15' wire going to the coil I believe.
> they can be retrofitted to any waterboxer engine easily.
> 
> thanks for your diligent work here and posting of pictures.
> 
> Scott