If your vacuum is hard to push, the height adjustment may be set too low. Raise the height adjustment one setting at a time until you no longer have any difficulty.
Still need help? Please call us at 1-800-237-7691, Monday - Friday 8 a.m. to 10 p.m., Saturday 9 a.m. to 8 p.m., or Sunday 10 a.m. to 7 p.m. ET. A representative will be ready and waiting to help you out!