EGPWS Windshear (218-218) (MOD) Electrical Drawing CE41 3490238 approved under FAA Form 8110-3 dated 9/17/07. Updated Flight Manual Supplement with Gulfstream G-IV Flight Manual Supplement No. CE41 349M001 and provided EGPWS Instructions for Continued Airworthiness Report No. CE41 349A001. Change to Electrical Load negligible. No change