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Seakeeper 3 User Manual

Seakeeper 3
33 pages
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Rev 30 MAR 2017
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OPERATION MANUAL

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Seakeeper 3 Specifications

General IconGeneral
ModelSeakeeper 3
Angular Momentum3, 000 N-m-s
Warranty2 years
Voltage12V DC
Stabilization CapacityUp to 95% roll reduction
Boat Size30' - 39'
Weight550 lb (250 kg)

Summary

System Overview

Seakeeper Assembly

Details the flywheel, enclosure, gimbal shafts, bearings, foundation, hydraulic brake, and cooling components.

Operator Display

Describes the touch screen display as the user interface for controlling the Seakeeper.

Drive Box

Explains the drive box's role in cooling electronic components and warns of electrical hazards.

Electronic Control Module (ECM)

Monitors system sensors and regulates Seakeeper operation, controlling speed and precession.

Inertia Measurement Unit (IMU)

Measures vessel angular movements and boat movement, communicating signals to the ECM.

Brake System

Describes the hydraulic brake mechanism, its cylinders, control valve, and locking solenoids.

Cooling System

Details the closed-loop glycol/water cooling circuit and heat exchanger with seawater.

System Operation

Display Screens Overview

Describes the initialization, home screen, and touch screen interaction for operating the Seakeeper.

Settings Page

Allows adjustment of display brightness, sleep timer, roll angle sign, gyro speed, and temperature units.

Information Page

Displays Seakeeper model, serial number, software versions, run hours, and other operational data.

Service Page

Provides operating information such as motor speed, Seakeeper angle, current, enclosure pressure, and battery voltage.

Alarm History

Shows recent alarms and warnings, including codes and run hours when they occurred.

Start-up Procedure

Details the steps for powering on the Seakeeper, initializing the display, and waiting for stabilization readiness.

Stabilization

Explains how to activate stabilization by pressing the stabilize button after the Seakeeper is on and operational.

Normal Shut-Down Procedure

Describes how to stop the Seakeeper by pressing the On/Off button and then cutting DC power.

Speed Adjustment

Explains how to select the desired RPM to adjust the Seakeeper's operating speed via the settings screen.

Power Failures, Alarms, and Troubleshooting

Power Failures

Identifies the two power sources (low and high current DC) and discusses implications of their disconnection.

12 VDC Low Current Failure

Details the effects of losing low current DC power and the steps to restore operation.

12 VDC High Current Failure

Describes the notification and alarm for high current DC voltage loss and the procedure to restore operation.

Alarms

Explains how the Seakeeper issues alarms for malfunctions, stops operation, and how to reset alarms.

Alarm History

Details how to access the alarm history screen to view recent alarms and warnings.

Maintenance

Maintenance Overview

Overview of the Seakeeper's low maintenance design, general cleaning advice, and winterization.

References

Lists Seakeeper service bulletins relevant to maintenance, calibration, and specific procedures.

Maintenance Precautions

Highlights a critical precaution regarding the Hydraulic Hand Pump Kit for brake servicing.

Parts and Special Tools

Lists essential parts and tools required for maintenance tasks, like the Hydraulic Hand Pump Kit.

Scheduled Maintenance Table

Provides a detailed table of scheduled maintenance tasks organized by system and component with intervals.

Warranty and Legal

Warranty Details

Outlines Seakeeper standard model warranty periods, exclusions for wear, and required maintenance.

Limitation of Liability

Specifies Seakeeper's liability limits, excluding consequential damages and capping obligations to repair/replace.

Property Rights

Defines Seakeeper's ownership of patterns, tools, drawings, and data, and Buyer's restrictions on use.

Seakeeper Specifications

Seakeeper 3 Specifications and Summary

Provides detailed technical specifications including RPM, torque, spool-up times, power, dimensions, and noise output.

Arrangement of Components

Lists the main subsystems of the Seakeeper 3: Flywheel, Enclosure, Foundation, Electronics, Brake, Cooling, and Cover.

Installation Location Considerations

Discusses flexibility in installation but advises against placing it forward of the longitudinal center of gravity.

Mounting Dimensions

Refers to Seakeeper Drawing 90374 for detailed bolt-in installation dimensions.

Loads and Foundation Design

Emphasizes installer responsibility for foundation design to transfer Seakeeper loads safely to the hull.

Cooling System Requirements

Specifies installer responsibility for providing raw water supply to the heat exchanger.

Electrical Power Requirements

Details required DC power supplies for the Motor Drive Box and Control System, and the need for separate breakers.

Operator Controls Overview

Mentions the touchscreen display as the interface for starting, operating, monitoring, and shutting down the Seakeeper.

Performance Factors

Explains that roll reduction depends on boat displacement, GM, hull damping, and operating conditions.

Alarm and Monitoring System

Describes how sensors, alarms, and shutdowns enable unattended operation and how the controller logs data.

Safety Features

Details automatic brake locking for faults/alarms and methods to manually lock the Seakeeper.

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