An-74

1. Implementation of works in according with Industry Bulletins, except of works on the structural components of the airplane.

2. Implementation of works in according with Service Bulletins by Supplemental Type Certificates.

Installation of the Solid State Cockpit Voice Recorder (SSCVR) 'ОРТ'

opt-an74
an74-ct1-opt

Type design approval of the aircraft modification:
Supplemental Type Certificate № DTL0165 issued by State Aviation Administration of Ukraine.

Documentation for the implementation of modification / maintenance of the aircraft:
Service Bulletin 74.CT1-023-001.RSB approved by State Aviation Administration of Ukraine.

Documentation for operation of the aircraft with modification:
Supplements to Flight Manual, Maintenance Manual and Maintenance Program №№ 74.CT1.001РЛЭ, 74.CT1.001РЭ, 74.CT1.001РТО approved by State Aviation Administration of Ukraine and issued by separate books.

List of equipment for modification of the aircraft:
«ОРТ» - Solid State Cockpit Voice Recorder (SSCVR) with Underwater Locator Beacon DK120/90;
• Control panel «ОРТ»;
• Area Microphones – 3 ea.

Requirements for design of the aircraft:
There are no specific requirements for design of the aircraft for installation and operation of the Solid State Cockpit Voice Recorder (SSCVR) «ОРТ».

Additional information:
The design of the service bulletin allows to use Solid State Cockpit Voice Recorder (SSCVR) «ОРТ» against magnetic tape and wire CVRs. To perform the modification of the instance aircraft «Issue № ______ service bulletin 74.CT1-023-001.RSB» should be made, valid for a limited fleet of aircraft.

Replacement of the 'ЗБН-1-3' with the Solid State Flight Data Recorder (SSFDR) 'ЗБН-1-3 сер. 3'

zbn-1-3
an74-zbn-1-3

Type design approval of the aircraft modification:
Supplemental Type Certificate № DTL0164 issued by State Aviation Administration of Ukraine.

Documentation for the implementation of modification / maintenance of the aircraft:
Service Bulletin 74.CT2-142-001.RSB approved by State Aviation Administration of Ukraine.

Documentation for operation of the aircraft with modification:
Supplements to Flight Manual, Maintenance Manual and Maintenance Program №№ 74.CT2.001РЛЭ, 74.CT2.001РЭ, 74.CT2.001РТО approved by State Aviation Administration of Ukraine and issued by separate books.

List of equipment for modification of the aircraft:
«ЗБН-1-3 сер. 3» - Solid State Flight Data Recorder (SSFDR) with Underwater Locator Beacon DK120/90.

Requirements for design of the aircraft:
Installation kit for «ЗБН» should be installed for installation and operation of the Solid State Flight Data Recorder (SSFDR) «ЗБН-1-3 сер. 3».

Additional information:
The design of the service bulletin allows to use Solid State Flight Data Recorder (SSFDR) «ЗБН-1-3 сер. 3» against magnetic tape FDRs «ЗБН». To perform the modification of the instance aircraft «Issue № ______ service bulletin 74.CT2-142-001.RSB» should be made, valid for a limited fleet of aircraft.