December 01, 2012: HAL's Kanpur-based Transport Aircraft Division (TAD) has recently been contracted by the Indian Coast Guard to modify two Dornier Do-228 aircraft for the observer-trainer role, to train observers in navigation, communication and surveillance. According to HAL literature, the O-Trainer modification consists of fabrication and installation of two additional trainee consoles and a work table with modification of existing ELTA radar console and outfitting with the latest state of the art NAV & COM avionic systems.
It continues by adding, "Considering the urgent requirement of Coast Guard for training their observers, wiring diagrams, cable assemblies, designs of consoles were developed within a short time span of one month by Transport Aircraft Research & Design Centre (TARDC), Kanpur. The Consoles were manufactured at TAD, Kanpur. The integration of the entire modification on the first aircraft CG-783 was complete in a month and the aircraft has already been delivered to the customer. ground testing of modifications on second aircraft CG-785 is in progress."