Low air buzzer
Pete they are usually mounted under the dash near or on the foot valve manifold. Sometimes the are on the firewall side near the air brake hoses.They are usually plumbed in the supply line to the foot valve. 
I Hope This Helps--------- Hotwrench 
__________________
FERGUSON'S GARAGE est. 1967
car , truck , heavy equiptment repairs
4 X 4 specialists PORTABLE WELDING SERVICE
TOWING New @ used PARTS
1981 L 800 460 5 speed , 2 speed rear
1957 F 600 390 5 speed
|
