ASC 059B - Code7700

Gulfstream G450“December 22, 2011”Aircraft Service Change 059BPurpose / Discussion Continued:Description / Man-HoursRequired Per Aircraft:Approved Engineering Data:Prerequisites:This service change revision moves the activation ofCPDLC functionality to a separate ASC (071) to permitindividual purchase for those operators not opting topurchase the Enhanced Navigation package. Inaddition, CPDLC activation has been incorporated intoinitial phase manufacturing beginning with aircraft serialnumber 4230; therefore, the modification instructions,pricing and parts list have been revised to addressthese changes. The intent is that all aircraft havingEnhanced Navigation will be equipped with CPDLC andfully FANS 1/A compliant.Step C. instructions apply to aircraft 4001 – 4229performing initial installation. ASC 071 – CPDLC-FANS1/A is a concurrent requirement for this effectivity groupand is included in the price of this ASC.Step D. instructions apply to aircraft 4230 – subsequentwhich have CPDLC functionality activated during initialphase manufacturing. There is no concurrentrequirement for this effectivity group.This service change loads new software and installsnew or upgraded: 2 GPS antennas (4001 – 4193) 2 GPS modules (4001 – sub) 1 CMC module (4001 – 4193) 3 IRUs (4001 – 4229)Step C. will require approximately 38 man-hours for kit1 or approximately 26 man-hours for kit 2 installation.Step D. will require approximately 12 man hours for thisinstallation.Aircraft having ASC 059 or 059A require no furtheraction and should return the service reply cardmarked “previously complied with”. This servicechange revision supersedes all previous versionsof ASC 059 and is now reissued as ASC 059B.The source data for this aircraft service change is:1159ASC47059 Rev. “C” Top Drawing – ASC 059PlaneView Avionics Enhancement (Cert F)G450 ASC 908 – PlaneView Master Operating SoftwareUpdate (Cert Fox), or later approved versionPage 2 of 11