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Lycoming IO-360 Series User Manual

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155 pages
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NOTE
In order to accommodate clearer type, larger charts and graphs, and more
detailed illustrations, this edition of the O-360, HO-360, IO-360, AIO-360,
HIO-360 and TIO-360 Operator’s Manual, Lycoming Part Number
60297-12, is presented in an 8-1/2 x 11 inch format. This edition is a
complete manual, current as of the date of issue. The manual incorporates
all previously issued revisions.
This manual will be kept current by revisions available from Lycoming
distributors or from the factory. All revisions will be accompanied by an
Operator’s Manual Revision page which will identify the revision level, the
date of the revision, and the pages revised, added or deleted. All revisions
will be supplied in the 8-1/2 x 11 inch format.

Table of Contents

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Lycoming IO-360 Series Specifications

General IconGeneral
Oil SystemWet Sump
Engine TypeHorizontally Opposed, 4-Cylinder, Air Cooled
Displacement361 cubic inches (5.9 liters)
Bore5.125 in (130.2 mm)
Stroke4.375 inches (111.1 mm)
Cooling SystemAir Cooled

Summary

Attention and Safety Information

Safety Warnings and Service Information

Highlights critical safety precautions and advises users to stay updated with service bulletins.

Important Safety Notice

Importance of Proper Service and Repair

Emphasizes the importance of proper service, repair, and adherence to warnings.

SECTION 1 DESCRIPTION

SECTION 2 SPECIFICATIONS

Engine Model Specifications

Provides detailed specifications for various engine models and series.

SECTION 3 OPERATING INSTRUCTIONS

Pre-Flight and Starting Procedures

Details pre-flight checks and starting procedures for different engine configurations.

Ground Operations and Checks

Explains ground running, warm-up, and ground check procedures for safety.

In-Flight Operation and Leaning

Guides on in-flight operation, throttle movements, and fuel mixture leaning.

SECTION 4 PERIODIC INSPECTIONS

Scheduled Inspection Intervals

Details required inspections at 25, 50, 100, and 400-hour intervals.

SECTION 5 MAINTENANCE PROCEDURES

Ignition and Electrical System Maintenance

Covers ignition harness, magneto timing, and generator/alternator checks.

Fuel System Maintenance

Details fuel leak repair, screen cleaning, and mixture adjustment.

Lubrication System Maintenance

Explains oil grades, screen cleaning, and oil pressure relief valve procedures.

SECTION 6 TROUBLE-SHOOTING – ENGINE

Engine Starting and Idling Issues

Addresses problems related to engine not starting or idling improperly.

Engine Power and Running Issues

Covers low power, rough running, and failure to develop full power.

SECTION 7 INSTALLATION AND STORAGE

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