– FS2004 CDF Grumman C1A Trader flight2000it 20 years ago FS2004 CDF Grumman C1A Trader. A California Department of Forestry (CDF) fire aerial tanker/bomber. Original model and textures by Willy McCoy based on Tomohito Unayama’s original FSDS2 model. Repaint by Ron Rhea. 2 Mb FS2004 – The Grumman Sevens ProjectFSX – Grumman C1A TraderFS2004 – The Grumman Seven Projects S2A-CDF