Boost source for hobbs switch, where?

[87gn-newbee]

Where do you tap into for the adjustable hobbs switch with the ATR DP? Directions ATR faxed didn't say.
Dan

 

[Thumper]

Should be able to use the vac line directely behind the alternator, that runs close/under the fuel pressure reg.

 

[87gn-newbee]

Are you talking about the one that runs to the vapor canister?
Dan

 

[Thumper]

Yes, if my memory serves me right, it should run to the purge solinoid on top of the of the canister.

 

[87gn-newbee]

Got it thanks
Dan