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OPERATOR'S MANUAL
AQ205, AQ211, AQ231, AQ271, AQ311
BB231, BB261

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Summarization of Contents

GENERAL INFORMATION
INTRODUCTION
Valuable information for handling and maintenance of your Volvo Penta engine.
VOLVO PENTA SERVICE
Information on Volvo Penta's comprehensive service organization and dealer network.
WARNINGS
Critical safety warnings regarding potential injury or damage if instructions are not followed.
FUEL
Guidelines on using the correct gasoline octane rating and fuel additives.
RUNNING INSTRUCTIONS
Running in shallow waters
Procedures for operating the drive in shallow water conditions to prevent damage.
SHUTDOWN PROCEDURE
Steps for safely shutting down the engine after operation, including idling.
SERVICE EVERY 50 HOURS OF OPERATION
Engine oil change
Steps for changing the engine oil and filter at specified intervals.
SERVICE EVERY 100 HOURS OF OPERATION OR AT LEAST ONCE PER SEASON
OIL FILTER
Procedure for replacing the engine oil filter at scheduled service intervals.
CHECKS AND SERVICE
CARBURATOR
Adjusting the carburetor for optimal engine operation and fuel economy.
CHECKING THE COOLING SYSTEM
Monitoring the coolant temperature gauge and checking the cooling system.
ELECTRICAL SYSTEM
Reset button on fuse
Information about the automatic fuse and its reset button for electrical overload protection.
SERVICE IN CONNECTION WITH LAYING-UP AND LAUNCHING THE BOAT
INHIBITING WHEN LAYING UP FOR THE WINTER
Specific steps for long-term storage and winterization of the engine.
INHIBITING PROCEDURE
How to perform the inhibiting procedure while the boat is in the water.
Technical data
General
Basic technical specifications and data for the engine models.
Ignition System
Details on ignition system settings, timing, and components.
Electrical system
Information on voltage, battery, alternator, and starter motor specifications.
Tightening torques
Specified torque values for critical engine components and bolts.

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