You'll need a tracking force gauge, some are inexpensive (like the shure) or digital ones are in the hundreds. Weight should be in most cases between 1.5 and 2 grams.
If the suspension is broken, Cart. could be rebuilt if it's MC. What is the cartridge and how old is it?
If the suspension is broken, Cart. could be rebuilt if it's MC. What is the cartridge and how old is it?