Mitsubishi Heavy Industries Anti Rolling Gyro Operation Instructions Manual Download Page 2

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Anti Rolling Gyro

Model:MSM-37500T-A1

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Preface

This operation instructions summarized important information for proper operation of
Anti Rolling Gyro (

ARG

). Please be sure to read this manual before operation.

Please be sure to submit this manual to customers who operate the

ARG

Summary of Contents for Anti Rolling Gyro

Page 1: ...ARG375T OPERATION INSTRUCTIONS Model MSM 37500T A1 ...

Page 2: ... i Preface This operation instructions summarized important information for proper operation of Anti Rolling Gyro ARG Please be sure to read this manual before operation Please be sure to submit this manual to customers who operate the ARG ...

Page 3: ... work with insufficient knowledge it may cause the ARG failure or an accident resulting in injury or death c Do not disassemble and modify the ARG by yourself If the ARG is disassembled or modified by the customer It may cause a decrease in the ARG performance It may endanger human life It may cause a health problem It may cause damage to the ARG or ship d Please contact the Sales Agent for instal...

Page 4: ... instructions described in this manual giving the top priority to safety If ignored a It may endanger human life b It may cause a health problem c It may cause damage to the ARG or ship Mitsubishi Heavy Industries Ltd cannot foresee all possible danger existing in the ARG resulting from human error and in the environment where the ARG is used There are many Musts Can ts and Don ts and it is imposs...

Page 5: ...g and no technical description in this manual regardless of partial or whole may be published reproduced copied photographed translated or transcribed into electronic medium without written permission of MHI in advance The ARG may differ from the pictures and drawings shown in this manual The contents of this manual may be changed without prior notice Carefully keep this manual in a certain place ...

Page 6: ...ls 2 1 3 Precautions of Operation 3 2 Configurations 4 2 1 ARG unit 4 2 2 Motor Driver 5 3 Check before operation 6 4 Operating the ARG 15 4 1 Method of operation 17 4 2 Restarting 19 4 3 Automatic Fast return functions 20 4 4 Safety functions 21 5 What to do in case of problems 22 6 Maintenance 25 7 Installation 31 ...

Page 7: ...s a dangerous situation If ignored it could result in death serious injury serious property damage or environmental damage CAUTION Indicates a dangerous situation If ignored it could result in minor injury property damage or environmental damage Meaning of the symbols Symbols Meanings Examples Prohibition sign indicates prohibition Detail is shown in the inside of the symbol or shown by illustrati...

Page 8: ...1 2 1 2 Warning labels ARG unit Motor Driver Danger of electric shock Do not disassemble Do not close Connector Hot surface Both dampers Danger of electric shock Do not disassemble Hot surface Both covers Do not place objects Do not close ...

Page 9: ... excessive high wave 2 0m conditions Do not quick turn repeatedly during the ARG operation Maintenance Perform the pre operational inspection Have the periodic inspection performed by the Sales Agent every two years Contact the Sales Agent for wiring of the ARG Operational problems If abnormalities occur during operation immediately turn off switch to shut down the ARG Contact the Sales Agent Cont...

Page 10: ...rox 7500Nms Rotational speed Approx 3250rpm Noise 2 80dBA maximum Vibration 2 1 m s2 maximum Performance The ARG suppresses rolling motion of the ship The ARG applies a principle that the Gyro torque force is generated by inclination of the flywheel rotating at high speed The ARG stops automatically in abnormal conditions excessive load abnormal temperature etc Others Start up duration to the rate...

Page 11: ...by customer Remote switch connect to the Motor Driver to remote control the ARG operation ON OFF The ARG can be switched on off by this remote switch Start check lamp connect to the Motor Driver to make sure the ARG is in operation or not Rotation rate check lamp connect to the Motor Driver to make sure the ARG had reached the rated rotational speed steady state or not Others The ARG s operating c...

Page 12: ... 0m conditions Doing so could result in damage to the ship or malfunction of the ARG Do not quick turn repeatedly during the ARG operation The ARG is intended to suppress rolling of the ship at anchoring or trolling Repeating quick turn 6 turns a minute could change a sense of control of ship Doing so could result in damage to the ship malfunction of the ARG or accident Do not use damaged parts Do...

Page 13: ...e inside of the ARG Closing blowholes of the ARG could result in malfunction or fire Never operate the ARG when it is exposed to the seawater rain The ARG is not waterproofed Never operate the ARG when it is exposed to the seawater rain Doing so could result in electric shock or malfunction Do not operate switches with wet hands Do not operate switches with wet hands Doing so could result in elect...

Page 14: ...de air to ventilate the space of 200mm 7 9 inches is required around the ARG ARG unit and Motor Driver to provide enough ventilation Make sure that there is no vertical gap in the anti vibration rubber plate or washer Make sure that there is no vertical gap in the anti vibration rubber plate or washer Not doing so could result in damage to the ARG or ship Check the discoloration of the thermo labe...

Page 15: ...lead Connect the ground lead of each Motor Driver to the ground connection point in the ship Ground the ARG unit using one of the bolts that secure the unit to the ship Not doing so could result in electric shock Check installation screws of the Motor Driver for looseness every three months Re tighten the four installation screws after operating the ARG at sea for a month After that make sure that...

Page 16: ...ed Therefore the broken ARG cover could cause injury or malfunction Do not allow extraneous materials and dust to enter through the blowholes of the ARG The ARG cover has blowholes for inside cooling Do not allow extraneous materials and dust to enter through the blowholes of the ARG Doing so could result in malfunction Do not use the ARG in locations exposed to dust The ARG cover has blowholes fo...

Page 17: ...lt in malfunction Check bolts and nuts eight installation bolts and nuts for looseness every three months Re tighten the eight installation bolts or nuts after operating the ARG at sea for a month After that make sure that bolts or nuts are not loosened every three months If you found loosening bolts or nuts contact the Sales Agent Not doing so could result in malfunction ...

Page 18: ...pring washer Re tighten bolts or nuts Tighten Torque 300N m 2 There must be no dust combustibles flammable materials or seawater water near the ARG unit 3 ARG installation There must be enough ventilation provided to cool the ARG down Improve installation environment 4 There must be no trace of being exposed to seawater water on the ARG unit Contact the Sales Agent Do not operate the ARG 5 The blo...

Page 19: ...es Agent Change the Damper 9 ARG unit There must be no looseness in the grounding bolt Re tighten grounding bolt Tighten Torque 65N m 10 There must be no trace of being exposed to seawater water on the Motor Driver Contact the Sales Agent Do not operate the ARG 11 There must be no looseness in the installation screws four screws Re tighten screws 12 There must be no dust combustible flammable mate...

Page 20: ...ble 3 1 ARG Pre operational inspection List 3 3 No Inspection Area Inspection Item Priority Result Countermeasures 14 Others Check sea area that the ARG is operated Do not operate under stormy weather Do not operate when wave is higher than 2 0m ...

Page 21: ...e inner parts of the ARG are rotating at high speed Do not remove the ARG cover Doing so could result in injury Do not open the Motor Driver s lid Do not open the Motor Driver s lid And do not touch the inside of the Motor Driver Doing so could result in electric shock malfunction or fire Do not remove the ARG connector during operation Do not remove the ARG connector during operation Doing so cou...

Page 22: ...til the ARG completely stops It takes approximately 1 hour until the ARG completely stops after the remote switch has been turned off Do not approach the ARG unit and the Motor Driver until the ARG completely stops Doing so could result in injury Do not touch the ARG unit Do not touch the ARG unit during operation or soon after the ARG stops because the ARG is hot Doing so could result in a skin b...

Page 23: ...ady state between 107 and 114 2 The ARG takes approximately 45 minutes to reach rated rotational speed after turning on the remote switch Turn ON the power generator for the ARG on the ship Turn ON the circuit breaker switch Turn ON the remote switch 1 Make sure that the start check lamp is ON 45 minutes later 2 Make sure that the rotation rate check lamp is ON Make sure that there is no unusual n...

Page 24: ...G stops its operation gradually It takes approximately 1 hour until the system stops completely Turn OFF the power generator for the ARG on the ship Turn OFF the circuit breaker switch Turn OFF the remote switch 1 Make sure that the start check lamp is OFF Make sure that the rotation rate check lamp is OFF ...

Page 25: ... the Monitoring window is same as shown in Table 4 1 the ARG is normal 3 The ARG takes approximately 45 minutes to reach rated rotational speed after turning on the remote switch Turn OFF the circuit breaker switch Turn OFF the remote switch Make sure that the start check lamp is OFF Make sure that the rotation rate check lamp is OFF Turn ON the circuit breaker switch 1 Turn ON the remote switch 2...

Page 26: ...e the start check lamp and rotation rate check lamp all the time Table 4 2 Procedure for Automatic Fast return function No Operation ARG s condition Power generator Remote switch Start check lamp Rotation rate check lamp 1 The ARG is in operation Steady state rotational speed ON ON ON 2 Change the power generator Turn off the main power generator Reduce the rotational speed OFF OFF OFF 3 Change th...

Page 27: ...emperature of the ARG becomes high The ARG generates excessive load by the operation under stormy weather or excessive high wave condition One of the Damper breaks down If the safety device operates the start check lamp and rotation check lamp are turned off even when the remote switch is still on Please contact the Sales Agent according to No 5 of Table 5 1 in paragraph 5 if there is possibility ...

Page 28: ...completely Signal circuit is incorrectly wired Check the remote switch wiring is not open circuited Check the safety device wiring is not open circuited Check the connection between the Motor Driver and the ARG unit The connector of the ARG for the safety device must be latched completely Circuit breaker switch is not turned on Turn on the circuit breaker switch again according to the procedures i...

Page 29: ...first and then turn the ARG on 5 The ARG stops after turned on or during the operation Operation of the safety device When the ARG is operated under high ambient temperature stormy weather or excessive high wave 2 0m conditions the ARG may stop Cool the ambient temperature to 40 or less by ventilation and contact the Sales Agent 6 GPS radio or other equipment makes noise after the ARG is in operat...

Page 30: ...s YES NO Conditions 14 YES NO Conditions 15 What degree is the ambient temperature Approx 16 YES NO Conditions 17 Is ARG free from any accumulation of powder or dust YES NO Conditions Has ARG been protected against splashes of sea water Is it free from any trace of exposure Please fill in the blanks after TYP P N and S N with the appropriate indications on the information plate of ARG Is motor dri...

Page 31: ...ave the periodic inspection of the Sales Agent And change the Cover anti vibration rubber connector and so on in accordance with results of periodic inspection Please contact the Sales Agent for the periodic inspection or change of the ARG s parts DANGER Do not pull on the cables from the Motor Driver Do not pull on the cables from the Motor Driver Doing so could result in electric shock Do not di...

Page 32: ...tact the Sales Agent for wiring of the ARG Be sure to contact the Sales Agent for wiring of the ARG Incorrect wiring could result in electric shock malfunction or fire Have the periodic inspection performed by the Sales Agent every two years Have the periodic inspection performed by the Sales Agent every two years MHI recommends changing the Damper every four years and changing the Motor Driver ev...

Page 33: ...n Table 6 1 ARG Periodical inspection List 1 4 No Inspection Area Inspection Item Priority Result Countermeasures 1 There must be no rust crack or gap on the installation part of the hull Improve the hull to solve the problem 2 There must be no permanent deformation in the anti vibration rubber Contact the Sales Agent Change the anti vibration rubber 3 The installation bolts and nuts must be tight...

Page 34: ... Sales Agent Change the damaged parts or the ARG unit 7 There must be no trace of being exposed to seawater water on the ARG unit Contact the Sales Agent Do not operate the ARG 8 The blowhole of the ARG unit must not be closed 9 There must be no objects on the ARG cover Improve the ARG unit to solve the problem 10 There must be no looseness in the screws of the Cover Re tighten screws with glue Ti...

Page 35: ...ge the Damper 14 The connector of cable side must be locked properly to the connector of the ARG unit side Re lock If cannot contact the Sales Agent Change the connector 15 ARG unit There must be no looseness in the grounding bolt Re tighten grounding bolt Tighten Torque 65N m 16 There must be no rust deformation or crack Contact the Sales Agent Change the Motor Driver 17 There must be no trace of...

Page 36: ...llation environment 20 Motor Driver The blowhole of the Motor Driver must not be closed Improve the Motor Driver to solve the problem 21 When the remote switch is on the start check lamp must light and after 45 minutes the rotation rate check lamp must light Contact the Sales Agent Change lamp 22 There must be no unusual noise or vibration 23 Operation There must be no abnormal odor form the ARG p...

Page 37: ... appropriately and to provide an appropriate power supply generator Please be sure to contact the Sales Agent CAUTION Do not divert the ARG unit or the Motor Driver already installed to other ships The model and numbers of the ARG are decided for each ship Diverting them to other ships could result in malfunction ...

Page 38: ...NHA53349 N C NAGOYA GUIDANCE PROPULSION SYSTEMS WORKS ARG Group Address 1200 Higashi tanaka Komaki shi Aichi ken 485 8561 JAPAN Sales Agent Manufacture ...

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