Long-term idle gear pump is easy to appear problem

This kind of situation is more common in the newly installed client, general customers buy gear pump are bought in local salesroom, but often they buy these gear pump is the owner of stock or inventory (because the gear pump, gear pump middlemen are have inventory, only stock the length of time different so warn broad customer buy gear pump in the local or the other must go to the first gear pump gear pump spindle rotation is flexible, whether uniform rotation, so as not to buy to return can produce needless trouble.