Please need advise I just installed a new comp and condenser R134, in my 66 Ecamino everything is new the green wire from the firewall harness to the new comp. is not hot when I turn on AC I checked comp. and it clicks then i touch wire from comp. to batt. all fueses are good there is a switch under dash near glove box how do I check that to see if it is working.

Erich