DHC Technical Publications

* For CL technical publications, please visit: aerialfirefighter.vikingair.com/support/technical-publications

De Havilland Canada aircraft are recognized the world over for their reliability and longevity, and Viking is committed to keeping the fleet operational and in service for years to come. This commitment includes simplifying access to current versions of and revisions to Maintenance and Flight Manuals for DHC-2 Beaver through to DHC-7 Dash 7 aircraft. Viking has worked with Aircraft Technical Publishers (ATP) to provide up-to-date, digital versions of the technical libraries that are easily accessible and available by subscription.

Current Manual Status List for DHC Aircraft

Manual Status List – DHC-2 to DHC-7

To obtain a subscription to a digital library, please contact ATP:

For more information on digital technical publications, please contact csps-tp@vikingair.com.

Service Bulletins

* For CL service bulletins, please visit: aerialfirefighter.vikingair.com/support/technical-publications

The table below contains the full list of service bulletins that have been issued in relation to DHC-2 Beaver, DHC-3 Otter, DHC-6 Twin Otter and DHC-7 Dash 7 aircraft. This list is for reference purposes only. To purchase a subscription to a digital library, please contact Aircraft Technical Publishers. To obtain a copy of a particular service bulletin or for more information, please contact our CSPS Technical Publications Coordinator at csps-tp@vikingair.com.

Displaying 161 - 180 of 1696

Bulletins RSS

Aircraft S/B No.sort ascending Title Original Issue Latest Issue
DHC-2 TB/2

PT6A Engine - Compressor Turbine Disk - Early
Retirement (UACL Campaign Change 66-C2-74)

Jan 16, 1967
DHC-2 TB/19

Transmittal Document for Modification Bulletin T2/2061
Rudder Horn - Reinforcement" (Refer to Mod. Bulletin for Data)

Apr 2, 1968
DHC-2 TB/18

Transmittal Document for Modification Bulletin T2/2059 Tailplane Reinforcement" - Float & Amphibious Aircraft
(Refer to Mod. Bulletin for Data)

Mar 18, 1969
DHC-2 TB/17

Transmittal Document for Modification Bulletin T2/2037 "Static Inverter Phoenix 1025-24-15CS in Lieu of Aviation Instruments AIM-P10 Type" (Refer to Mod. Bulletin for Data)

May 14, 1968
DHC-2 TB/16

Wire Pulls CT2UF1035-1 One Time Inspection & Bracing Wire Tensioning Data

Feb 14, 1968 Oct 31, 1968
DHC-2 TB/15

Sealing Strip CT2U1004-37 (CVR-12) Lower Collar - Wing Strut - Protective Coating & Improved Adhesive

Feb 8, 1968
DHC-2 TB/14

PT6A-6 & PT6A-20 Engine Vibration Isolators - Replacement

Feb 7, 1968
DHC-2 TB/13

PT6A-6 & PT6A-20 Engine Water Wash Procedure

Feb 29, 1968 Jul 8, 1968
DHC-2 TB/12

Transmittal Document for Modification Bulletin T2/2054 Oil Cooler Duct - Oil Cooler Bypass & Improved Oil Temperature Control" (Refer to Mod. Bulletin for Data)

Jan 31, 1968 Feb 29, 1968
DHC-2 TB/11

Transmittal Document for Modification Bulletin T2/2051 Vacuum Pump - Dry Type - Introduction" (Refer to Mod. Bulletin for Data)

Dec 20, 1967 May 13, 1968
DHC-2 TB/10

Bolt AN180-C26 Wing Strut to Fuselage Attachment

Nov 21, 1967
DHC-2 TB/1

New Procedure to be Used for Issuing Service Bulletins

Dec 21, 1966 Mar 31, 1977
DHC-3 S.O.O. 3032

Wing Tip Strobe Lighting - To Introduce.

Sep 24, 1976
DHC-3 S.O.O. 3028

Requirements for Conversion from Military to Civil Type Aircraft

Mar 14, 1975 Apr 8, 2019 'A'
DHC-7 NOTE:

Operators should be aware that Incorporation of this Modification Retrofit Kit 7MK1327 -003 also Necessitates the Installation of Modification 7/1704 - Baggage Door Stay Replacement - S/B 7-52-14

DHC-6 AV6/0039

Defective Engine Cowling Latches - P/N C6EC1002-95 (PDM60L1-2AA) Cowl Latches Installed

Dec 28, 2012
DHC-6 AV6/0030

Defective Engine Cowling Latches - P/N C6EC1002-93
(S/N 587, 652, 781, 849, 850, 852, 853 and 854)

Dec 2, 2011
DHC-7 A7-71-1

Power Plant - Propeller Engine Interface Fretting - Special Inspection
(A/C 1 thru 4, 7 and 9 Total Time in Excess of 1,000 Flight Hours)

Dec 15, 1978
DHC-7 A7-34-29

Navigation - Pitot Head Replacement
- (A/C 86, 89, 91, 94 and 95 and any others which have retrofit of Modification 7/2233 installed)

Jan 6, 1984
DHC-7 A7-32-98

Landing Gear - Extension and Retraction - Special Inspection of Downlock Microswitch Actuating Lever on Nose Landing Gear
Serial Numbers 3 thru 113

Jan 29, 1993

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