Jerry - you are correct. The accelerator pump spring on Chrysler carbs was assembled so the pump was normally down. The throttle return spring caused the pump to lift, charging the pump spring. Still have never heard an explanation.

Jon.

Good carburetion is fuelish hot air
The most expensive carburetor is the wrong one you attempt to modify.
If you truly believe "one size fits all," try walking a mile in your spouse's shoes!
The Carburetor Shop