Posted by Bill Wincapaw on March 18, 1998 at 19:40:37:
In Reply to: M37 Carb Question posted by Joe Sacco on March 18, 1998 at 19:05:07:
Joe
The plunger on the accelorator pump is vacum actuated which means pumping the gas petal before cranking will do nothing and on a cold engine you have to use choke while cranking to produce enough vacum to get the plunger to send a good squirt down the venturi.
Best regards,
Bill Wincapaw
P.S. Alan Bowes just wrote a great article for Military Vehicles Mag ( issue# 66) on the Carter carburetor rebuild. You can look him up on the forum