131-9A APU HIGH EFFICIENCY MODE (HEM) Airbus narrow-body operators flying with 131-9A APU can save up to $11,000 in annual fuel costs and improve on-wing-time by as much as 17% with the new HEM upgrade. Learn more
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331-350C APU
331-350C APU

Technical Publications

Honeywell comprehensive library of technical publications is available online. Our intuitive search engine lets you find the publications you need with the part number, publication number, ATA code or keywords. You can choose to be alerted automatically when new publications are added to the library.

Keep Your Aircraft Up-To-Date

SERVICE BULLETINS

Work summaries necessary to provide modifications to existing products and services.

MAINTENANCE MANUALS

Manuals designed to provide information necessary to perform recommended maintenance functions.

PILOT GUIDES & HANDBOOKS

Designed for pilots, these documents outline controls, conventions and other features for Honeywell products and services.

REPAIR & OVERHAUL MANUALS

Manuals designed to provide information necessary to perform recommended repair functions.

ILLUSTRATED CATALOGS

Visual part breakdown and assembly catalog for Honeywell products.

TRAINING MATERIALS

Training documents and resources to help familiarize users with our products, services, and respective updates.

INFORMATION LETTERS

Outlines software enhancements available for Honeywell Aerospace products and services.

PRODUCT INFORMATION

Background and details on the products and services Honeywell Aerospace produces.