
Gain access to more than 1,000 technical publications that support engine and APU maintenance and repair for your operations through MyP&WC Power Portal.
Search below for the latest service & spare parts bulletin indices, technical publications revision dates, service bulletin compliance codes and the latest P&WC-approved maintenance techniques & procedures.
Get Started with a Technical Publications Subscription through MyP&WC Power Portal
- For All Operators
- For Operators of New P&WC-powered Aircraft
Follow these steps to access technical publications for all operators.
Are You an Operator of a New Aircraft?
If you are an operator of a new P&WC-powered aircraft (or APU), register in our portal to receive a complimentary two-year (may vary depending on engine model) subscription that includes:
- Your engine maintenance manual
- Illustrated engine parts catalog
- Engine service bulletins, spare parts bulletins and service information letters
- The SpotLight® online diagnostic tool (available online for PT6E, PW100, PW200, PW210A, PW300 and PW800 engine models)
- Ground-based software for engine diagnostics, prognostics and health management (available for selected models)
- Online technical publication revision services (from date of new aircraft delivery)
Access to service and spare parts bulletins, technical publications revision dates, compliance codes and P&WC-approved maintenance techniques and procedures.
Technical Publications Revision Dates
See a list of technical publications revision dates here.
Log in or register to MyP&WC Power Portal to subscribe and view the full technical publications content.
Service Bulletins
To search our Service Bulletin Index, please use the following form.
Log in or register to MyP&WC Power Portal to subscribe and view the full content of the bulletin.
Service Information Letters
Download an index of issued P&WC service information letters in PDF format. To view the full content of a specific letter, log in to MyP&WC Power. Service information letters are available with a subscription to the pertaining engine model.
Spare Parts Bulletins
To search our Spare Parts Bulletin Index, please use the following form.
Log in or register to MyP&WC Power Portal to subscribe and view the full content of the bulletin.
Service Bulletin Compliance Codes
The following P&WC compliance guidelines apply to service bulletins issued or revised after August 8th, 1998.
Please note the service bulletin compliance codes provided on our corporate website come from Service Information Letter SIL GEN-030 which is the master source for SB compliance codes information. In case of a discrepancy, SIL GEN-030 prevails.
- Service Bulletin Compliance Codes for Transport Canada Civil Aviation Certified Products
- Service Bulletin Compliance Codes for European Aviation Safety Agency Certified Products
- Compliance Statement
Bulletin Category |
Implementation Timing Recommendation |
Category 1 |
P&WC recommend to do this service bulletin before the next flight. |
Category 2 |
P&WC recommend to do this service bulletin in the first time the aircraft is at a line or maintenance base that can do the procedures. |
Category 3 |
P&WC recommend to do this service bulletin within ____ hours or ____cycles. |
Category 4 |
P&WC recommend doing this service bulletin the first time the engine or module is at a maintenance base that can do the procedures, regardless of the scheduled maintenance action or reason for engine removal. |
Category 5 |
P&WC recommend to do this service bulletin when the engine is disassembled and access is available to the necessary subassembly (i.e. module, accessories, components, or build groups). Do all spare subassemblies. |
Category 6 |
P&WC recommend doing this service bulletin when the subassembly (i. e. module, accessories, components, or build groups) is disassembled and access is available to the necessary part. Do all spare sub-assemblies. |
Category 7 |
You can do this service bulletin when the supply of superseded parts is fully used. |
Category 8 |
This service bulletin is optional and can be done at the discretion of the operator. |
Category 9 |
Spare Parts Information. |
Category 10 |
For information only. |
Category 11 |
This is the old Omnibus category of Service Bulletin and is no longer in use except for the PW1000 program. This paragraph is being kept for historical purposes only. This Service Bulletin is issued to document the modifications done on all engines, after engine certification but before aircraft entry into service. The result is that no Pre-SBXXXXX configuration will appear in the technical publications or the modification accomplished prior to aircraft entry into service. |
Category 15 |
This Service Bulletin is issued to document the modifications done on all engines, after engine certification but before aircraft entry into service. The result is that no Pre-SBXXXXX configuration will appear in the technical publications for the modification accomplished prior to aircraft entry into service . |
Category CSU |
Operators who participate should include this Service Bulletin at the discretion of Customer Engineering. |
Bulletin Category |
Implementation Timing Recommendation |
Category 1 |
It is recommended to do this service bulletin before the next flight. |
Category 2 |
It is recommended to do this service bulletin the first time the aircraft is at a line or maintenance base that can do the procedure. |
Category 3 |
It is recommended to do this service bulletin within ___ hours or ___ cycles. |
Category 4 |
It is recommended to do this service bulletin the first time the engine or module is at a maintenance base that can do the procedures, regardless of the scheduled maintenance action or reason for engine removal. |
Category 5 |
It is recommended to do this service bulletin when the engine is disassembled and access is available to the necessary subassembly (i.e. module, accessories, components, or build groups). Do all spare sub-assemblies. |
Category 6 |
It is recommended to do this service bulletin when the subassembly (i. e. module, accessories, components, or build groups) is disassembled and access is available to the necessary part. Do all spare sub-assemblies. |
Category 7 |
You can do this service bulletin when the supply of superseded parts is fully used. |
Category 8 |
This service bulletin is optional and can be done at the discretion of the operator. |
Category 9 |
Spare Parts Information. |
Category 10 |
For information only. |
Category 11 |
This is the old Omnibus category of Service Bulletin and is no longer in use except for the PW1000 program. This paragraph is being kept for historical purposes only. This Service Bulletin is issued to document the modifications done on all engines, after engine certification but before aircraft entry into service. The result is that no Pre-SBXXXXX configuration will appear in the technical publications or the modification accomplished prior to aircraft entry into service. |
Category 15 |
This Service Bulletin is issued to document the modifications done on all engines, after engine certification but before aircraft entry into service. The result is that no Pre-SBXXXXX configuration will appear in the technical publications for the modification accomplished prior to aircraft entry into service. |
Category CSU |
Operators who participate should include this Service Bulletin at the discretion of Customer Engineering. |
Group/Code |
Compliance Statement |
A |
For conditions which could result in an in-flight shutdown, significant loss of power/thrust or any other similar situation affecting flight safety. |
A1A |
Recommended - Urgent. P&WC recommends (Alert SBs) accomplishment prior to next flight. An Airworthiness Directive has been requested. |
A1B |
Recommended - Most desirable. To be accomplished during next visit to a facility where specified maintenance action(s)/modification(s) can be accomplished. |
A1C |
Currently not used. |
A1D |
Recommend - Highly desirable. To be accomplished prior to part life expiry or within _???_ hours (or _???_ cycles). |
A2 |
Recommend - Highly desirable. P&WC recommends accomplishment at first shop visit of module/engine/power section/RGB/accessory regardless of extent of disassembly. |
B |
For conditions which affect engine life (PERs) and operating costs: |
B3A |
Recommended - Desirable. P&WC recommends accomplishment when disassembly of engine/power section/RGB/accessory is sufficient to afford access to the affected module/subassembly. |
B3B |
Recommended - Desirable. P&WC recommends accomplishment when disassembly of engine/power section/RGB/accessory is sufficient to afford access to the affected part. |
B4 |
Recommended - Incorporation applicable on attrition of prior configuration parts when supply of such items is depleted. |
B5 |
Optional - At the discretion of an operator. P&WC recommends accomplishment based on operator's experience with prior configuration parts. |
B6 |
Informational - For record purposes and/or to provide useful technical information or to support engine operation/maintenance/logistics. |
For additional support regarding your subscription, please contact Technical Publications Customer Service
Email: [email protected]
Toll-free (USA & Canada): 1-800-268-8000
Global: 1-450-647-8000, International: (+IAC*): +8000-268-8000 (Option #3)
Features and Enhancements
Included with your technical publication subscriptions for PT6E, PW100, PW200, PW210A, PW300 and PW800 engine models.
SpotLight® is a digital tool that enhances and accompanies the engine maintenance manual (EMM) to enable troubleshooting and support maintenance providers in resolving an issue.
This interactive online system optimized for tablets and PCs helps engine technicians resolve issues through a step-by-step guided diagnosis. It is backed by a knowledge base of data from fault-isolation charts and technical intelligence acquired through years of service in the field.
Want to know more?
Register or log in to MyP&WC Power Portal :
Technical Publications Customer Service
Email: [email protected]
Toll-free (USA & Canada): 1-800-268-8000
Global: 1-450-647-8000, International: (+IAC*): +8000-268-8000 (Option #3)
Available in Portuguese, Mandarin and Spanish.
For PT6A-34AG, PT6A-114 and PT6A-140 engines.
As part of our ongoing effort to tailor services to customers, we recently launched bilingual engine maintenance manuals (EMMs) for PT6A-34AG, PT6A-114 and PT6A-140 engines in Portuguese, Mandarin and Spanish.
For only $750 USD* per year, your engine maintenance experts and other users will:
- Have access to P&WC expert-translated EMMs in Mandarin, Portuguese or Spanish
- Be able to view the EMM online or download an up-to-date offline version for use in the shop when no internet access is available
- View the translated versions side-by-side in a single-page, easy-to-view layout – ensuring accuracy, consistency and reflecting the latest technical updates
*Requires an existing English-language subscription to P&WC’s Engine Maintenance Manual collection. The subscription price of $750 USD is based on a single engine maintenance manual subscription and will be pro-rated based on remaining subscription time. Technical updates to translated versions will follow English release.
Want to know more?
Register or log in to MyP&WC Power Portal :
Technical Publications Customer Service
Email: [email protected]
Toll-free (USA & Canada): 1-800-268-8000
Global: 1-450-647-8000, International: (+IAC*): +8000-268-8000 (Option #3)
Additional Features
With newly enhanced features, including links to enable one-click parts ordering and the ability to download manuals for working offline, we’re making it easier than ever to access the information you need.
Our technical publications include:
Advanced Search
Find the information you’re looking for quickly and easily by using the search functions within both the portal and manuals.
Notification Alerts
Never miss out on important updates by signing up for email notifications that alert you when changes are made to our publications, or a service bulletin is released.
Round the Clock Access
Obtain digital publications using various mobile devices or download offline versions for 24/7 access.
Easy Renewals
Avoid unwanted service interruptions by receiving renewal updates from the P&WC team when your subscription is about to expire.
Interactive Digital Features for Convenience
Our new digital features make it easier to interact with our publications, including the ability to add bookmarks, watch video content, and troubleshoot using the SpotLight® digital diagnostic tool for select engines.
And much more…
Discover Services Hub
Visit P&WC's Services Hub to find the right maintenance services and solutions available for your engine model.