Robert Dean Joyce and an unidentified suspect are accused of stealing $880 from a Vietnam veteran who had recently moved back to California from Colorado.
Police did not identify the victim.
The wheelchair-bound man was attacked on the 300 block East 1st St. Joyce pinned the victim's arms down while the other suspect rummaged through the man's belongings. They allegedly took an $880.
Tustin Police officers responding to the report later found Joyce at a Tustin motel, where he was arrested.
Police are seeking the second suspect, described as an African-American male, between 20 and 25 years old, about 5 feet 10 inches tall and weighing 175 pounds.
Anyone with information related to the incident is asked to call the Santa Ana Police Dept. at (714) 245-8400
To donate to the victim, go to http://www.sapdf.org/ and click on the wheelchair logo in the center of the page.
City News Service contributed to this report.