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, DHC-2 to DHC-7

View LIST

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

For more information on digital technical publications, please contact technical.publications@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 Technical Publications Administrator.

Displaying 1581 - 1600 of 1683

Bulletins RSS

Aircraftsort descending S/B No. Title Original Issue Latest Issue
DHC-7 7-11-12

Avionics - Emergency Locator Transmitter Battery - Installation of Label
- Modification 7/1742
(A/C 1 thru 22)

Nov 7, 1980
DHC-7 7-28-4

Fuel System - Boost Pump Wiring - To Install Protective Sleeve
- Modification 7/1572
(A/C 1 thru 17)

Apr 18, 1980 Jun 9, 1980 'A'
DHC-7 7-53-31

Fuselage - Introduction of New Nose Landing Gear Outer Drag Strut Attachment Fitting
- Modification 7/1328
(A/C 3 thru 27)

Dec 15, 1989
DHC-7 7-27-16

Flying Controls - Flap Transmission Shaft Steady Bearing Retaining Strap
- Modification 7/1633
(A/C 1 thru 27)

Feb 15, 1980
DHC-7 7-35-3

Crew Fixed Oxygen System - Unreliable Flight Compartment Quantity Gauge Indicator - Pressure Reducer Replacement
- Modification 7/2156
DHC-7 Serial Numbers 1 thru 69

Sep 4, 1981 Sep 24, 1982 'C'
DHC-7 7-25-9

Seat Pitch Position Indication On Seat Rails
- Modification 7/1540
(A/C 1 thru 27)

Feb 8, 1980 Apr 18, 1980 'A'
DHC-7 7-32-92

Landing Gear - Main Gear Brake Assembly
-  Brake Lining Replacement
-  Modification 7/2582
(A/C with Brake Assemblies Part Numbers 2-1329 and 2-1329-1)

Mar 3, 1989
DHC-7 7-23-23

Communications - Installation of a Standard VHF Antenna for Upper and Lower Locations
- Modification 7/2301
(A/C 3 thru 110 with S.O.O. 7002)

Feb 27, 1987
DHC-7 7-32-12

Nose Landing Gear - Replacement of Shock Strut Assembly Upper Bearing
- Modification 7/1575
(A/C 1 thru 7, 9, 10 and 11)

Jun 8, 1979
DHC-7 7-61-14

Propellers - Blade Trailing Edge Repair
-  Hamilton Standard S/B 61-1038
(Effectivity - See Hamilton Standard S/B 61-1038)

Jun 25, 1982
DHC-7 7-11-28

Labels - Passenger Information Label Replacement

Aug 12, 1983
DHC-7 7-28-20

Fuel - Pressure Relief and Dump Valve -  Installation of New Switch Assembly, Gaskets and Seals
-  Modification 7/2580
(A/C with Pressure Relief and Dump Valve Part Number 2800015-101 Installed)

Mar 10, 1989
DHC-7 7-54-13

Inboard Nacelles - Front Spar Frame Replacement
(A/C 3 thru 27)

Aug 12, 1983 Apr 15, 1988 'B'
DHC-7 7-27-32

Spoiler Control Servo Assembly - Part Number 265100-1009/1011 - Inspection and Replacement of Slide in Lift Dump Valve (A/C DASH 7 with Control Servo Assembly

May 29, 1981 Sep 11, 1981 'A'
DHC-7 7-52-4

Outer Nacelle Lower Access Door -  To Provide Water Drain Holes
-  Modification 5/1278
(A/C 1, 2 and 4)

May 19, 1978
DHC-7 7-25-25

Furnishings - Cabin Draft Panel Assembly -  Improved Retention for Airstair Door Cable Attachment
-  Modification 7/2001 (A/C 1 thru 39)

Mar 20, 1981
DHC-7 7-33-5

Electrical Panel Lights for Radio Navigation Control Display Units

Dec 7, 1979
DHC-7 7-24-14

Electrical System - To Provide Independent Control of Inner and Outer Landing Lights
- Modification 7/1335 (A/C 3 thru 27)

Jan 5, 1980
DHC-7 7-32-28

Tail Bumper - To Increase Strength of Installation
- Modification 7/1293
(A/C 1 thru 12)

Sep 5, 1980
DHC-7 7-71-11

Power Plant - Compressor Bleed Valve Assembly - Pratt and Whitney S/B 4067 (Effectivity - See Pratt and Whitney S/B 4067)

Feb 19, 1982 Jun 25, 1982 'A'

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