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 1461 - 1480 of 1697

Bulletins RSS

Aircraft S/B No.sort ascending Title Original Issue Latest Issue
DHC-6 6/189

Right-Hand Cabin Door Handle Guard
Mod. 6/1232
(A/C 1 thru 230)

Jun 19, 1969
DHC-6 6/188

Deicer Distributor Valves - Improved Internal Components (Bendix Bulletin 91)
(Valves Prior to S/N 34,416U)

May 30, 1969
DHC-6 6/187

Attachment Bolts - Front Float Strut Fitting
Mod. 6/1289
(Floatplanes Prior to A/C 58)

May 27, 1969
DHC-6 6/186

Main Landing Gear Wheels - To Eliminate Brake Disc Clatter
Mods. 6/1217 and 6/1387
(A/C 1 thru 350)

May 16, 1969 Apr 15, 1976 'D'
DHC-6 6/185

Power Plant - Engine Intake Deflector System Improvements
Mod. 6/1215
(A/C 1 thru 250)

May 20, 1969
DHC-6 6/184

Wheel - Skis Main - Installation of Torsion Spring Trim
Mod. 6/1236
(All A/C)

Sep 18, 1969
DHC-6 6/183

Propeller Power Interlock
Mod. 6/1223
(A/C 1 thru 213)

Apr 16, 1969 Jul 29, 1969 'B'
DHC-6 6/182

Relocation of Fuel Heaters
Mod. 6/1192
(A/C 1 thru 170)

Mar 6, 1969
DHC-6 6/181

Elevator - Rudder Pulley Bracket Redesigned
Mod. 6/1262
(A/C 2 thru 222)

Mar 26, 1969 Dec 20, 1991 'B'
DHC-6 6/180

Control Column - Special Inspection
Mod. 6/1433
(A/C 1 thru 378)

Mar 6, 1969 Dec 20, 1991 'F'
DHC-6 6/18

Overhead Console - Improved Throttle Lever Installation
Mod. 6/1025
(A/C 1 thru 35)

May 12, 1967
DHC-6 6/179

Floatplane Accessories Detailed Improvements
Mod. 6/1167
(Floatplanes Prior to A/C 201)

Jan 28, 1969
DHC-6 6/178

To Seal Fuselage/Wing Root Apertures to Offset Cabin Interior Contamination
Mod. 6/1194
(A/C 1 thru 200)

Jan 29, 1969
DHC-6 6/177

Heated Windshields
S.O.O. 6007 and Mod. 6/1536
(A/C 6 and Sub.)

Jan 27, 1969 May 2, 1975 'C'
DHC-6 6/176

Engine Lower Cowling - Bleed Pressure Lines to Snow Separator Cylinders
Mod. 6/1179
(A/C 1 thru 136)

Jan 21, 1969
DHC-6 6/175

Airstair Door - Handrail Post Spring and Bumper - Treads and Lower Cable Spring
Mod. 6/1185
(A/C 1 thru 176)

Jan 20, 1969 Sep 24, 1976 'A'
DHC-6 6/174

Wing Front Attachment Adapters - Special Inspection and Bolt Retorquing
Mod. 6/1248
(A/C 1 thru 210)

Jan 9, 1969 Apr 25, 1986 'D'
DHC-6 6/173

Main Undercarriage - Stay Assembly Replacement
(A/C 1 thru 5)
(Date on S/B incorrectly shown as 02 Jan 68)

Jan 2, 1969
DHC-6 6/172

Co-pilot's Cockpit Entry Step and Handgrip
S.O.O. 6066
(A/C 1 and 510)

Dec 16, 1968
DHC-6 6/171

Airstair Door Locking Witness Marks and Improved Latches
Mod. 6/1184
(A/C 1 thru 170)

Dec 13, 1968

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