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 121 - 140 of 1698

Bulletins RSS

Aircraft S/B No. Title Original Issuesort descending Latest Issue
DHC-6 6/18

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

 May 12, 1967
DHC-6 6/20

Nose Landing Gear - Addition of Centering Latch
Mod. 6/1040
(A/C 4 thru 37)

 May 12, 1967
DHC-6 6/23

Icing Limitation - Clarification of Temporary Placard - See S/B 6
(A/C 1 thru 46)

 May 16, 1967
DHC-6 6/24

Fuselage Front Wing Spar Attachment Beam - Front Spar Reinforcement
Mod. 6/1020
(A/C 6 thru 19)

 May 30, 1967
DHC-6 6/22

Air Stair Door Lock Handle - Improved Type
Mod. 6/1047
(A/C 1 thru 41)

 May 31, 1967
DHC-6 6/25

Fuselage Frame for Wing Strut Pickup - Installation of Bush
Mod. 6/1063
(A/C 2 thru 31)

 Jun 1, 1967
DHC-6 6/26

Oil Temperature Bulb - Installation of New Type
Mod. 6/1030
(A/C 6 thru 9)

 Jun 1, 1967
DHC-6 6/27

Hydraulic Power Package - Installation of Relief Valve in Brake Accumulator
Mod. 6/1042
(A/C 1 thru 65)

 Jun 1, 1967
DHC-6 6/30

Fuel Booster Pumps - Interconnect Piping Change
Mod. 6/1048
(A/C 6 thru 55)

 Jun 6, 1967
DHC-6 6/29

Engine Lower Cowl - Snow Separator Air Control Valve Filters
Mod. 6/1056
(A/C 1 thru 55)

 Jun 6, 1967
DHC-6 6/28

Air Stair Door - Safety Guard Installation
Mod. 6/1068
(A/C 1 thru 88)

 Jun 7, 1967
DHC-6 6/31

Landplane Take-off Weight Increased to 11,579 lbs. - Specification of Requirements
(A/C 6 and Sub.)

 Jun 20, 1967
DHC-6 6/32

Floatplane Take-off and Landing at 11,600 lbs. - Specification of Requirements
(A/C 6 and Sub.)

 Jun 20, 1967 Jun 14, 1985 'A'
DHC-2 TB/4

Power Lever Extension

 Jun 20, 1967
DHC-6 6/33

Starter Generator (Lear Siegler) Increased Brush Commutation Life
(All A/C)

 Jun 26, 1967
DHC-2 TB/5

Lear Siegler Starter Generator Model 23048-008
Increased Brush - Commutation Life

 Jun 26, 1967
DHC-2 TB/6

Transmittal Document for Modification Bulletin TB/2046
Fuel System - Fuel Booster Pump Check Valves -
Introduction" (Refer to Mod. Bulletin for Data

 Jun 29, 1967
DHC-6 6/34

Engine Cowl Camloc Latches - Inspection
(A/C 1 thru 40)

 Jul 7, 1967
DHC-2 TB/7

Camloc Engine Cowl Latches - Inspection

 Jul 10, 1967
DHC-6 6/35

Engine Performance Data Plate Speed Check Curve (6P5)
(All A/C with PT6-20 engines)

 Jul 10, 1967

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