Lewmar 250 VRTT Series Скачать руководство пользователя страница 1 | Manualshive

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250 & 300 VRTT

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Содержание 250 VRTT Series

Страница 1: ...250 300 VRTT Revision D 07 03 07...

Страница 2: ...Hull fitting 4 2 1 4 Raise Lower setting 6 2 1 5 Painting 7 2 2 Thruster Main Drive Installation 2 2 1 Hydraulic 8 2 2 2 Electric 9 2 3 Thruster Electrical Control Installation 14 3 OPERATION 22 4 MAI...

Страница 3: ...0 VRTTH high displacement bronze If there is any problem found during installation or use contact your nearest Lewmar agent or contact us at www lewmar com Note Additional accessories such as control...

Страница 4: ...of the hull The performance of the Thruster is largely due to the power source supplying the Thruster motor Adequate space should be allowed inside the hull for hydraulic hoses electric cables and ac...

Страница 5: ...ce for the shroud of approx 5 10mm 3 16 3 8 Once the Thruster seating support has been fabricated and a suitable hole has been cut in the hull the Thruster can be installed Seat the unit down on a thi...

Страница 6: ...oad being applied to the Thruster leg when the vessel is pounding at sea A sealing gasket is recommended between the closing plate and hull register This should be of a resilient material that will no...

Страница 7: ...tic stop It is suggested that to guarantee trouble free operation that a thread locking compound i e Loctite 243 is applied to the nuts on final setting When raised ensure that the limit switch actual...

Страница 8: ...be anti fouled Always use the appropriate anti fouling that is compatible with surface being covered refer to antifoul paint manufacturers instructions ensuring a through coverage of all exposed surf...

Страница 9: ...aller if in doubt Hydraulic motor ports 250 300 VRTT A B 3 4 BSP Drain 1 4 BSP NOTE Motor Drain line must be connected Equipment should be accessible to allow for routine maintenance oil changes etc K...

Страница 10: ...ld be installed in the positive line The location should be easily accessible and known to the responsible person on board The thruster battery switch must be switched off when no one is on board It i...

Страница 11: ...000 0000 24V 29ft 41ft 52ft 66ft 84ft 105ft 48V 68ft 86ft 108ft 138ft 174ft 218ft Electric bow thrusters use powerful electric motors it is very important that there is sufficient battery capacity an...

Страница 12: ...sult in a short to the thruster body Use the examples on the next page to check for a correct installation on both V and 0V battery connections 1 Correct installation Supplied cable boots are used and...

Страница 13: ...the battery switch off or fuse removed Use a continuity tester to check for a connection between ve stud and motor body and also between ve stud and motor body In both cases the meter should give no...

Страница 14: ...lation or damage IMPORTANT Do not run the thruster out of the water even for a few seconds the motor will overspeed by 300 causing damage to the seals etc and invalidate the warranty Any foreign objec...

Страница 15: ...tor if installing a VRTTE Note also that the supply must be suitable to handle a dc motor inrush current of 45A for 10mS The control box is fitted with a circuit breaker which is sized specifically su...

Страница 16: ...se lower control switches lamps 6 7 Volt free contact 5Amax Closed circuit when the thruster is in the UP position 8 9 Volt free contact 5Amax Closed circuit when the thruster is in the DOWN position...

Страница 17: ...lour coded looms Loom 1 for direct interface with the VRTT control box and Loom 2 for either direct interface to the VRTTE main drive motor control black box or for hydraulic valve control The colour...

Страница 18: ...l of the thruster must be sourced by the installer This loom must have a minimum current carrying capacity of 1 Amp and should meet all relevant standards and regulations Note the VRTTE has additional...

Страница 19: ...18 VRTTE Main Drive Control Power Connections 24Vdc...

Страница 20: ...19 48Vdc...

Страница 21: ...separate fused circuit As a matter of safety and for the prevention of damage to the thruster it is necessary that the second thruster down volt free contact in the VRTT control box is wired into this...

Страница 22: ...iring to the VRTT control box The raise and lower switches must be momentary action and the on off switch a latching action The circuit shows LED indicators but filament bulbs can be used For VRTTH ma...

Страница 23: ...er is in mid stroke of raising or lowering Raise switch Enabled when the On Off switch is On a brief push of this switch will cause the thruster to automatically retract if not already fully retracted...

Страница 24: ...f the down light will stay on it is dangerous to get underway with the Thruster not in the fully raised position ii If power is switched off during the Raise Lower operation all lights will go out and...

Страница 25: ...opellers replace if damaged Clean debris from Leg Shroud Check Shroud for cracks or damage replace if necessary Clean Carbon dust from motor brush gear using a soft brush And vacuum 250 VRTTE only 24...

Страница 26: ...e corrosion process There are 6 anodes fitted to the under water area 2 on the Propeller shaft and 4 mounted directly on to the base plate Recommended anode inspection plan First six 6 months One 1 mo...

Страница 27: ...r motor using a 8mm spanner and 3mm hex key Note When re fitting do not over tighten 2 Place a suitable 17mm spanner or socket drive onto the top of the leadscrew Clockwise to raise Anti clockwise to...

Страница 28: ...Note Version Shown is Hydraulic Dim A Accounts for Both Electric Hydraulic...

Страница 29: ......

Страница 30: ...Lewmar s negligence b Lewmar grants no warranties regarding the fitness for purpose use nature or satisfactory quality of the goods ii Where the laws of the country do not permit a warranty to be exc...

Страница 31: ...ncluyendo sin limitaci n cualquier perdida de beneficios previstos da o a la reputaci n o cr dito perdida de futuros negocios esperados da os costes o gastos pagaderos a terceras partes o cualquier ot...

Страница 32: ...arkost eller utrustning D dsfall eller personlig skada f rutsatt att ej samkats av Lewmars f rsumlighet Det finns inga garantier i syfte p s ljbarhet av n got slag uttryckligen eller antydd och inga g...

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