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Installation manual & user guide

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1.
2. _ A ES A H b a master fuse Series Parallel Switch Battery 2 Battery 1 dedicated Jet Thruster battery dedicated Jet Thruster battery 64 Holland Marine Parts 2 gt Connect to minus of battery one cable already present 12V to Terminal at pump unit control circuit Note Cee EF Aan aes 6 M Fe ka bai fe Geer 8 RES Do not use the dedicated Jet Thruster PES 2M M M M C t Jet Thruster control circuit eu di 5 2 5 mm 14 AWG 12V Service battery gto Be d e 2 24 7 AN v Switch A and B wires at contactor support if joystick control needs to be reversed Serie Parallel Switch Electrical Air valve to F Serie Parallel Switch Electrical Air valve to G Relay unit Valve 1 Relay unit Valve 2 2 Holland Marine Parts 65 Electrical diagram Jet Thruster Combi rem e e Abx1 5 mm 16 AWG relay valve 1 lei sail odora na ec 5x 2 5 mm 14 AWG contactor s blue blue joystick valve 1 pump engine y gr 0 red e 1 service ba tt ery SEE
3. Choose a central position for the pump unit for example in the midship where you need to take the water inlet combination into account Very important Pump head must be installed under the waterline From the pump outlet you connect a pressure hose to the 3 way valve in the stern To make the most efficient use of the system it is best to use the shortest possible hose lengths If you need to make bends these should be as fluid as possible Prevent sharp bends Every bend increases resistance and reduces efficiency 2 way 90 Hose connector mounted on pump unit Two positions possible e g Stern Four directional positions possible on pump unit Water intake Pump outlet 90 degrees in combination with 3 way hose connector Four directional positions possible on pump unit Water intake e g Bow e g Stern The flexible hoses should be attached adequately to prevent vibrations and chafing You should prevent the hose coming into contact with sharp parts or other elements present that could damage or pierce the hose The Jet Thruster should preferably be provided with its own battery To make the most efficient use of the system you should place the battery as close to the pump unit as possible and keep the battery cables as short as possible During simultaneous operation of the bow and stern the thrust generated by the pump unit is divided over the bow and stern Partly due to this you can manoeuvre t
4. 3 Water outlet Nozzle 0 36mm 1 26 Pressure hose diameter 2 51 mm Weight pump 34 kg 75 LB JT 90 90 KGF 198 thrust LBS 24V Force 90 Kgf Voltage DC 24V E motor capacity kW 15 5kW Current 1000A Master fuse 1000A 2x 500A Recommended battery capacity 12V 4 x Optima Yellow Top 75Ah Battery cable 1m 95mm gt 4 0 AWG Water inlet 1x 4 Water outlet Nozzle 50mm Pressure hose diameter 3 76 mm Weight pump 61 kg 130 LB 50 Holland Marine Parts gt e e e Torque on battery cable connections Warning Loose or unsufficient tightened battery connections can cause damage or fire Make sure to tighten the nuts of the connections as mentioned Use quality terminals and right crimping tools to ensure a quality electrical installation safety Battery cable terminals contactor SW 200 Fuse holder torque 15Nm to nuts M10 main terminals to be tightened within the range 13 4 to 14 6 Nm Torque max 9Nm Note Overtightening will press out the seal and damage the pump head 2 Holland Marine Parts 51 Electrical Installation Jet thruster Single Is your boat is equipped with a 12V circuit but you need 24v to run the Jet Thruster Not a problem with use of our Series parallel Switch This system uses two dedicated 12V batteries to create a temporary 24V circuit that powers the 24V Jet Thruster Battery cable length max 1m 3
5. Heijningen corrodium Q How can crevice corrosion be repaired A If the corrosion is not deep the can be grinded out smoothly succeeded by polishing the surface If the pits are deep they need to be welded and the surface must be grinded again Q How can MIC be stopped A MIC is a biofilm problem The biofilm is bio fouling or a slimy layer of micro organism MIC be stopped by removing the fouling and biofim l e by cleaning the surface Q Can free iron or iron oxide cause corrosion to stainless steel A Yes this should be avoided For example don t grind steel near stainless steels Q How can a contaminated or activated stainless steel surface be repaired A This can be done with a pickling and passivation paste Be careful this are toxic acids containing Hydrogen Fluoride Read manual carefully take safety precautions Be careful with acids on other materials such as marble Always rinse all acids out using clean tap water Q Can stainless steel be protected with sacrificial anodes Zinc or Aluminium A Yes cathodic protection will stop the corrosion of stainless steel If the nozzles are contacted with the steel hull the anodes on the hull will protect the nozzles if anodes are present It will not be possible to attach anodes to the nozzles if they are insulated in a GRP polyester and other hull Q Can galvanic corrosion cause corrosion to the stainless steel nozzles A Normally not because sta
6. Use a service battery to power the Joystick Do not use a dedicated Jet Thruster battery to power the Joystick Panel Do not operate both joystick units in a dual helm setup at the same time Step 1 For the installation of the joystick front plate drill a hole 70 mm 2 3 4 in diameter 2x for combi joystick overlapping Step 2 Connect the cable red of the joystick with fuse 15A to the 12V ignition switch or a control panel and connect the ground wire green yellow to the ground of the ship s circuit Do not use the dedicated battery that powers the electrical motor of the pump unit to power the control circuit of the Jet Thruster The joystick operates on 12 for vessels with a 24V installation a dc dc converter must be applied Step 3 JT Single Pull one cable 3x2 5mm 14 AWG from the joystick to the actuator support on the pump unit Connect this cable with the screw connectors on both the actuator support on the joystick and the pump unit marked A and B Jet Thruster Combi 5x2 5mm 14 AWG Connect the primary side of the green Elfin joystick contact with the srew connector marked with at the contactor support on the pump unit Note Incase of Dual helm setup repeat step 1 3 to install a second Joystick control gt The wire pairs AB from Joystick 1 and AB from Joystick 2 have to be connected with the AB connection to Contactor support at the Pump unit Primary side of joystick Connect w
7. Thruster you have purchased we recommend having it professionally installed A professional installation taking into account the recommendations in this installation user manual guarantees a well working system This installation manual has been prepared with the utmost care If you experience installation trouble please contact your Jet Thruster dealer We point out that some vessels require adjustments to assure their integrity For all your questions about this please contact your shipbuilder Holland Marine Parts Holland Marine Parts 5 Warranty provisions On all its newly manufactured products Holland Marine Parts provides quality assurance regarding their proper operation both with regard to the material and the work done including latent defects for a period of 24 months after the invoice date to the first receiver In case of defects in material and or defects caused by inadequate work done as covered under warranty by Holland Marine Parts the relevant part or the whole device will be either repaired or replaced at the discretion Holland Marine Parts free of charge The warranty periods specified in the first paragraph are not extended by the implementation of repairs under warranty Any costs associated with travel transportation and installation and or disassembly with regard to repairs covered under warranty will be borne by the owner of that device Damage to the product caused by improper instal
8. and to do all that is necessary to limit the damage all this under penalty of the loss of any right to damages or warranty If the contracting party wants to carry out an expert s appraisal have such carried out it shall have to inform us thereof in due time in order to enable the latter to be present together with the latter s own experts or not all this under penalty of the loss of any right to damages or warranty Notwithstanding any other provision our liability shall never exceed a maximum of 25 000 twenty five thousand Euros VIII Warranties 1 10 11 Having due regard to the restrictions to be listed hereinafter we shall undertake to repair or replace the new engines or machines we have delivered which show a defect within a period of 24 months from the day of delivery as referred to in article IV provided the defect is forth with reported to us by telephone or in writing and provided that the defect is caused solely by faulty material or a faulty construction The warranty shall not apply if the goods malfunction due to other causes such as normal wear and tear unsuited kinds of fuel lubricants seal ing and insulation material measuring equipment overloading poor foundations aggressive cooling water faulty air supply faulty piping incorrect conduits improper handling or accidents as well as in those cases in which the cause is not evident beyond doubt The obligations under warranty do not comprise the burden to
9. 3ft in total Battery Positive to free contact at contactor relay Positive max 50cm 20 Connect EY connection from Negative max 50cm 20 pump unit to battery negative 3 way valve Battery 1 Battery 2 dedicated Jet Thruster battery dedicated Jet Thruster battery master fuse optional Series Parallel Switch 52 Holland Marine Parts 2 Terminal at pump unit 12V to control circuit Note Do not use the dedicated Jet Thruster battery to power the 12V Jet Thruster control circuit Connect G to minus of battery one ick cable already present joystic _ 2 1 ws 1 X mM Ed Fuse 15 AA 60 i Y Service battery i Switch A and B wires at contactor support if joystick control needs to be reversed Electrical diagram Jet Thruster Single pump engine contactor 2 14 AWG lt NT E E ni CN X N 4 3x 2 5 mm HEP a red fuse 15A y gr Sg service battery M T 2 S 19 5 e S 5 I st uU 2 2 5 mm 14 AWG main switch fuse Holland Marine Parts 55 The electrical installation of the Jet Thruster is very simple In the appendices you will find the schematic diagrams of the wiring
10. 5102 SO ZO Jet Thruster BOAT EASILY Installation manual amp user guide HOLAN MARINE mes Jet Thrusters JT 30 JT 50 JT 70 JT 90 All our products are manufactured according to CE regulations We keep the rights to change descriptions graphs or statements C which are required for technical development of our Jet Thruster systems Manufactured by Holland Marine Parts THIS MANUAL ONBOARD www jetthruster com HOLLAND WE KEEP YOU MOVING MARINE PARTS DUTCH WAN WEN Certification with added value Member of Lloyd s Netherlands w ww dciworldwide eu DC Approved Dutch Certification Institute Notified Body for certification of Recreational Craft to the Directives 94 25 EC as amended by 2003 44 EC under number 0613 and established at Joure the Netherlands herewith declares that the under mentioned product has been assessed and meets all applicable essential safety requirements Manufacturer Holland Marine Parts Donker Duyvisweg 297 3316 BL Dordrecht NL Product description Centrifugal pump based Thruster system for Bow and Stern The enclosed list with essential documents of the Technical Documentation forms a whole with this certificate This certificate remains valid as long as the product is up to the assessed prototype and follows the instructions Correct use of the certificate Thus made and drawn up at Joure the Net
11. 76 mm Lateral placement For lateral placement attach a straight hose connector rubber seal to the pump head Pump head position II P 140 00 P 242 00 2 51 mm 3 76 mm Holland Marine Parts 39 Position of 3 way valve CAUTION Prevent physical injury When electrically turning the plunger present in the valve body considerable force occurs Prevent any body parts from getting trapped during installation Please note By opening the lid of the valve the watertight seal and bearing is broken Opening the valve will void your warranty e Place of the 3 way valve as close to the nozzles as possible e Mount the 3 way valve to the vessel Use the recesses at the bottom of the valve body for this m8 Possition not necessary horizontal It is possible to place the valve upside down or to the side do not let it rest on the cover e Allways use the protective cover to protect the electrical parts e Can be placed above or below waterline in any position e See page 52 57 for the Jet Thruster Single electrical installation e See page 61 68 for the Jet Thruster Combi electrical installation Jet Thruster Combi Dirt that builds up in the system will be flushed out during use The function of the 3 way valve allows for an amount of water flowing through even when the valve is not in use In a system that is in operation water flowing out will be observed in all of the nozzles This is normal
12. BSP m f 55316 1 Crossed nozzle position 2 Horizontal shifted nozzle position 3 Vertical shifted and crossed nozzle position 2 Holland Marine Parts 43 e Installing the nozzles and water intake 01 1 In case of steel or aluminum vessel plating weldable nozzles are available Learn more at For polyester and wooden vessel plating flange treaded nozzles are available www youtube com user hollandmarineparts 1 Place vessel horizontal Select optimum position for nozzle As far to the front of bow or Bl stern as possible top side of nozzle 10cm 4 below water line Nozzle horizontal and in 90 angle to the heart line of the vessel Note Not placing the nozzles as far to the front or aft as possible reduces the overall effectiveness of the system Laser equipment can assist selecting optimum position and determine if vessel is placed perfectly horizontal 2 Make sure the position of both nozzles and the components like the ball valves elbows hose connector hoses and hose clamp are not in conflict with available space before a hole is made Drill a pilot hole Keep drill horizontal Nozzles can be positioned shifted horizontal and vertical in case of a narrow bow Hoses can be crossed in order to place the nozzles further to the front of the bow See image at point 8 for visible explanation 3 4 Use a 60mm 2 hole saw to drill the holes for the nozzle Keep drill ho
13. air from the pump head This will prime the pump Do not run the pump unit without the presence of water Use appropriate tools for the installation and maintenance of the Jet Thruster Provide the Jet Thruster seperate battery s Place the battery s as close to the pump unit of the Jet Thruster as possible Always use a Holland Marine Parts control panel Do not touch any moving parts of an active system Parts such as the DC pump motor may become hot do not touch them and do not cover them under any circumstances Avoid having flammable products near the DC pump motor Do not conduct any inspection or maintenance of the system when it is active or activated Do not close any valves of an active system The system is located beneath the water line Do not remove any parts of the system before all valves have been closed Close all valves when you are not aboard Disconnect the battery cables when conducting maintenance and in the event of long term absence e g when the vessel is not being used in winter The hoses are under pressure in an active system high pressure hoses are to be attached to the vessel to prevent movement along e g sharp edges Protect the high pressure hoses from heat penetration sunlight chemicals chafing Avoid physical contact with the water inlet when the system is active Danger Protect pump unit and 3 way valve from petrol fumes Provide sufficient ventilation Igni
14. carry costs of cranage electricity docking diving dismounting or travel and boarding costs With respect to the assembly disassembly repair and other work done by us a warranty shall only be given for the reliability of the execu tion of the work done unless explicitly otherwise agreed upon The obligations under the warranty shall lapse if the contracting party has made any changes or has done any repair work to the goods delivered on its own initiative during the term of warranty or has had such done by a third party or if in our opinion the contracting party has failed to properly service the goods delivered None of the indirect or direct damage including consequential damage sustained due to the malfunctioning of the goods delivered shall be compensated We shall not be held to fulfil any obligation under the warranty if the contracting party fails to comply in a proper or timely manner with its obligation to pay or with any other obligation that might result from any agreement the contracting party has concluded with us No warranty shall be given for used engines machines and components unless explicitly agreed upon otherwise The warranty given on engines machines and components purchased from third parties shall not exceed the warranty given to us by our supplier s The fact that obligations under the warranty may still exist on our part shall not entitle the contracting party to postpone any payment no matter what such
15. contracting party shall be under the obligation to take out an insurance to cover said risk with the exclusion of recourse by the insurer s against us our employees and or supporting personnel The contracting party shall have to verify the condition the goods are in upon their arrival Without prejudice to the above we shall not be liable for any damage whatsoever caused to the goods or not in connection with the transport Assembly Unless otherwise agreed upon in writing the assembly of the goods shall not be included in the delivery If an order to assemble the goods is given without a complete listing in writing of the activities the contracting party wants us to carry out and if such activities are equally not referred to in the order confirmation the agreement shall be deemed to include the activities we deem necessary The staff charged by us with the assembly shall limit themselves to the assembly of the material supplied by us and or the material that was included in the order We shall not be responsible for assembly or repair work beyond the scope of the agreement or for any work done by third parties to materials machines and or machine components delivered by us When through no fault of ours the assembly work cannot be arranged for or done without interruption or is delayed in any other way we shall be entitled to charge on the corresponding additional costs to the contracting party at the normal rate All potentially extra cos
16. discharge Please visit our website for more information about this battery Slide the battery pole caps along the cables Two pole side before attaching the battery terminals to the cables This is no longer possible afterwards Four pole side Step 1 Connect the ground cable marked A from the pump unit to the negative pole of battery 1 Cable replaced bya insulated copper strip providedwith the series parallel swith Step 2 Place the series parallel circuit Make a bridge Connect the ground cable at the bottom pole on the two pole side to the bottom pole on the four pole side A insulated copper strip is provided with the switch for this purpose two pole side four pole side 72 Holland Marine Parts 2 Step 3 Connect the other bottom pole four pole side with the negative pole of battery 1 This cable diameter should be sufficient for a 12V charging current Step 4 Connect the ground cable negative battery 1 with the ground cable of the vessel This cable diameter should be sufficient for 12V charging current Step 5 Connect the bottom pole two pole side with the ground cable of battery 2 Use a cable type of a sufficient diameter This cable conducts 24V and needs to be able to handle the motor power Step 6 Make a bridge Connect the copper strip to the two pole side top pole to the top pole on the four pole side A insulated copper strip is provided with th
17. party Damage that has not been established by an expert appointed by us shall never be considered to be damage Under no circumstances shall we be liable for any kind of indirect damage whatsoever no matter by whom such damage is sustained including in particular consequen tial loss and or the loss of time The contracting party shall be liable for all damage sustained by us or by our subordinates or supporting personnel caused through the fault of the contracting party including but not limited to damage resulting from defects to or the nature of the goods delivered or made available by the contracting party or otherwise due to circumstances which are reasonably for the risk of the contracting party The contracting party shall be under the obligation to state special characteristics or characteristics that pose a risk of material made available by the contracting party without such statement releasing the contracting party from the liability resulting from section 3 and the contracting party shall be under the obligation to indemnify us at its expense against all claims or titles of third parties and the con sequences thereof including measures to seize property before judgement Holland Marine Parts 89 ew The contracting party shall have to forthwith inform us of shortcomings or defects to repairs or deliveries that have been discovered at any rate not later than three working days from the day the shortcoming or defect was discovered
18. smoothen with e g finger over en tire thread Apply sealant on both parts that have to be installed Remove spilled sealant immediately Use acetone to remove Sikaflex 291i stains 10 Installing the water intake The position of the pump unit that has to be installed under the water line determines the location of the water intake Make sure the position of the water intake and the components like the ball valve elbow hose connector hoses and hose clamp are not in conflict with available space before a hole is made Drill a 90mm 3 JT30 50 4 JT70 JT90 hole smoothen edges 11 Repeat installation 12 Thoroughly secure process like suggested the flange treaded at point 7 water intake by fasten the provided 3 nut Holland Marine Parts 45 Conservation of stainless steel components Preparation prior to anti fouling Stainless steel has a natural ability to form a protective film which protects it from corrosion In basis this is the reason why the stainless steel is corrosion resistant but there are things to take into account In case of a lack of oxygen this film cannot be formed and corrosion pitting crevice corrosion possible will occur Especially in warm Salt water areas it s important to understand how to keep the parts free from corrosion There are 2 way to avoid corrosion to stainless steel parts Option 1 not paint stainless steel surfaces solely with antifoulin
19. 1 81 Geen n n TE orn AAA ff F 623 24 53 Holland Marine Parts 31 gg Technical Specifications 3 way valve JT 30 JT 50 60 2 Holland NS Marine Parts D 153 5mm 6 189mm 7 44 160mm 6 29 114mm 4 49 10mm 0 4 241mm 9 497 07 bi D 9mm 0 35 55mm 2 16 140mm 5 51 a 32 Holland Marine Parts 2 Technical Specifications 3 way valve JT 70 JT 90 275mm 10 83 226mm 8 9 DC 76mm 3 211mm 8 317 58mm 2 287 x 2 188mm 7 4 2 D 9mm 0 35 166mm 6 54 Holland Marine Parts 33 e 34 Holland Marine Parts 2 Installing the Jet Thruster components All orifices are located below the water line Extra attention needs to be given to securing and installing the included hose clamps around the pressure hoses The included hose clamps are robust and of high quality Holland Marine Parts recommends using the included hose clamps The installation of different hose clamps than the ones included with the system is at your own risk Mechanical Installation Keep the following points in mind during the mechanical installation A position of pump unit and water inlet combination see page 38 B position of 3 way valve see page 40 C position of nozzles see page 42 Note The Jet Thruster is mo
20. 70 24V gt 2 x 425A JT 90 24V gt 2 x 500A Holland Marine Parts 57 58 Holland Marine Parts 2 Installing the Jet Thruster Combi Installing the Jet Thruster Combi The Jet Thruster Combi works with one centrally placed pump unit and two 3 way valves for steering the bow and stern of your vessel What is distinctive about the Combi is that the water pressure from the pump unit is divided in the direction of the bow and stern The manifold that is placed on the pump unit ensures this division In contrast to the 3 way valves of the Single edition of the Jet Thruster the 3 way valves of the Dual are turned to a closed position whenever the system is not active When the system is activated water flows under pressure to the selected and opened 3 way valve The advantage of the Jet Thruster Dual is that both 3 way valves can be operated simultaneously and in different positions This offers you the capability of operating the bow and stern independently of each other with one system See appendices at page 18 amp 19 22 amp 23 for a schematic view of installation Keep the following points in mind during the mechanical installation A Position of pump unit and water inlet combination see page 38 B Position of 3 way valves see page 40 C Position of nozzles see page 42 2 Holland Marine Parts 61 A Position of pump unit and water inlet combination
21. Holland Marine Parts gt e Xl XII XIII XIV If the contracting party is in default with the payment it shall be deemed to be in default by operation of law and we shall have the right without any notice of default to charge an interest on the entire amount due still outstanding equalling the statutory commercial interest increased by 396 on an annual basis commencing on the date the payment concerned becomes due and payable or in the case of instal ments commencing on the day the term of the instalment concerned expires and furthermore to recover all collection costs both the judi cial and extrajudical costs from the contracting party all this without prejudice to the other rights vested in us The extrajudicial collection costs shall amount to 15 of the principal with a minimum of EURO 250 All of the delivered goods shall remain our property until they have been paid in full As long as payment in full has not yet been made the contracting party shall not be entitled without our consent in writing to that effect to dispose of the goods in any way whatsoever In order to be able to exercise our property rights the contracting party shall be under the obligation if it wishes to establish any mortgage right right of pledge or any other restricted right to any immovable property registered good or movable property for which the goods to be delivered by us are intended to first inform the creditor that the goods delivered are s
22. If adjustments are made make sure to extend by increasing the delay for every valve by Adjust in steps cb ONE second accordingly of ONE second Note Do NOT make adjustments to the similar relay on the pump unit Do not adjust Valve relay unit time relay Note Rapidly changing the thrust force from port to starboard or vice versa will cause fluid hammer in the Jet Thruster Combi system The possible time to switch thrust to order side without fluid hammer will be different in every installation The operator of the Jet Thruster system has to be familiarized with the actual time to switch without hearing the fluid hammer When dual operated Bow and Stern Thruster at the same time a fluid hammer can occur if one of the joysticks will be let go or during the operation one valve is turned in opposite direction The fluid hammer will be less because the water pres sure is divided between bow and stern The operator has to familiarize himself with this phenomena 68 Holland Marine Parts 4 Er 6 Series Parallel Switch Air Release Valve Dual Helm Joystick Setup Series parallel switch The Series Parallel Switch creates a temporary 24V environment out of two 12V batteries to power the DC motor from the pump unit The switch itself operates at 12V The moment the Jet Thruster system activates 12V power activates the coil that makes the switch connects the battery cables Automa
23. Installation Jet Thruster Single Holland Marine Parts recomments Optima Batteries I MAG BATTERIES THE ULTIMATE POWER SOURCE Optima battery YT 5 5 5L JT 30 12V 1xYTS5 5L 75Ah JT 50 24V 2xYTS5 5L 75Ah Visit our website 7024 Ss 4x YTS 5 5L 75Ah www jetthruster com 9024 4xYTS5 5L 75Ah for additional information 3 Holland Marine Parts 49 Jet Thruster pump units JT 30 30KGF 66 thrust LBS 12V Force 30 Voltage DC 12V E motor capacity kW 3kW Current 480A Master fuse Recommended battery capacity 12V 500A 1 x Optima Yellow Top 55Ah Battery cable 1m gt 50mm 3ft gt 1 0 AWG Water inlet 1 x 090 3 Water outlet Nozzle 0 36mm 1 26 Pressure hose diameter 2 51 mm Weight pump 29kg 64LB 25 JT 70 70 KGF 154 thrust LBS 24V Force 70 Kgf Voltage DC 24V E motor capacity kW 11kW Current 800A Master fuse 850A 2x 425A Recommended battery capacity 12V 4 x Optima Yellow Top 75Ah Battery cable 1m gt 70mm 3ft gt 3 0 AWG Water inlet 1x0 4 Water outlet Nozzle 50mm Pressure hose diameter 3 76 mm Weight pump 49 kg 95 LB JT 50 50 KGF 110 thrust LBS 24 Force 50 Voltage DC 24V E motor capacity kW 6kW Current 480A Master fuse 500A Recommended battery capacity 12V 2 x Optima Yellow 75Ah Battery cable 1m gt 50mm 3ft gt 1 0 AWG Water inlet 1 x 090
24. NEN 66 Holland Marine Parts gt CN D gt 9 gt 5 BA ER C N E E o x AS N lt un SIS x Lr main switch fuse Sos E mmm b em emm em a a mm emm ama vm Holland Marine Parts 67 Jet Thruster Combi How to adjust the Valve time relays Note Any valve that closes rapidly at the end of a pipeline will cause fluid hamer To avoid this fluid hammer in the Jet Thruster Combi system both valves are equipped with a time relay that keeps the valve open after the operator let go of the joystick Built up water pressure and the velocity of the water will be released before the valve will be automatically closed by the system Every Jet Thruster Combi installation is different and therefore the timer relays in the valve relay unit have to be custom adjusted The factory preset is 2 seconds Use a small screwdriver to make adjustments to the time relay that is in the Relay Unit Box which is attached to the Valve Note there has to be a minimum of 1 second Do not adjust between the bow and stern valve Factory Valve closing delay preset One valve 2 seconds other valve 3 seconds
25. View Jet Thruster JT 30 50 Combi Exploded View Jet Thruster JT 70 90 Single Exploded View Jet Thruster JT 70 90 Combi Technical Specifications pump head positions Technical Specifications 3 way valve Installing the Jet Thruster components Nozzle positions and installation options Installing the nozzles and water intake Installation Jet Thruster Single Jet Thruster pump units Electrical Installation Jet Thruster Single Electrical diagram Jet Thruster Single Installation Jet Thruster Combi Electrical Installation Jet Thruster Combi Electrical diagram Jet Thruster Combi Series parallel switch Connecting the series parallel circuit Installing electric air valve Electrical diagram for connecting Single and Dual joystick control Inspection and maintanance Jet Thrusters Test rapport information about installation Notes Project info Terms amp Conditions 10 11 15 16 18 20 22 24 32 37 43 44 49 50 52 54 61 64 66 71 72 76 78 80 85 86 87 88 Preface Holland Marine Parts keeps you moving Thank you very much for your purchase of the Jet Thruster The Jet Thruster system greatly simplifies the manoeuvering of your ship The extensive development process of the Jet Thruster guarantees a complete and innovative system that will make operating your boat a breeze The Jet Thruster systems by Holland Marine Parts are made of quality materials For the correct and safe operation of the Jet
26. and all other possible fouling from stainless steel surfaces as soon as possible when present Do not use steel tools other than stainless steel or steel wool when cleaning any stainless steel surface Use Scotchbrite Connect all stainless steel parts to a sacrificial anode follow recommendations in this manual Do not paint Anodes When using copper or tin based anti fouling if not prohibited by local law electrical interconnection must be avoided between the Stainless steel Jet Thruster components and the anodic blocks Make sure to keep 40mm unpainted area around these items f you use shore power you should have an approved galvanic isolator or separator installed to protect against Stray Current Corrosion electrolysis from your dock Your particular boating environment may require that you install additional anodes or other protective devices Corrosion is often induced by certain types of bacteria present in the water world wide and leaking electricity from false or damaged electrical equipment Stray current Galvanic or electrochemical corrosion to your stainless steel Jet Thruster components is minimized with a sacrificial anode if correct connected Corrosion can be caused by many factors such as wrong type or improper application of anti fouling paint marine growth stray electrical current electrolysis Why are unpainted flanges of the water inlet and nozzles rusty Stainless steel can di
27. and indicates that the system is functioning correctly 40 Holland Marine Parts gt e Position of the nozzles e Based on the type of hull you have chosen a certain nozzle type Select this nozzle type and the corresponding installation instructions from the below scheme Please note Nozzles JT 30 and JT 50 are equipped with an internal Venturi Do not damage or remove this constriction Steel 318 00 65 mm 2 59 cut off remaining length 55316 320 00 60 mm 2 36 cut off remaining length Aluminium 322 00 60 mm 2 36 cut off remaining length A n 324 00 60 mm 2 36 finishing needed 259 330 00 60 mm 2 36 finishing needed 25 333 00 60 mm 2 36 no finishing needed 45 336 00 60 mm 2 36 finishing needed 59 339 00 60 mm 2 36 finishing needed Flange threaded 90 transom 342 00 60 mm 2 36 finishing needed 3 nozzle 0 nozzle 25 nozzle 35 nozzle 45 nozzle 55 transom 90 nozzle aluminium nozzle 55316 nozzle steel Holland Marine Parts 41 The Jet Thruster will be most effective when the nozzles are placed AS FAR FORWARD OR AFT AS POSSIBLE shifted position possible as seen in diagram to increase leverage arm Top side of nozzle 7 10cm 2 5 3 below waterline Keep in mind that when the nozzles rise above the waterline it is possible by the powerful Jet of water expelled by th
28. ces and Packaging Unless otherwise agreed upon in writing prices shall be based on delivery at our enterprise in Dordrecht ex Works The prices given shall be exclusive of value added tax unless stated otherwise If so required packaging shall be charged at cost price and shall not be taken back The decision as to the necessity to use packaging or not shall be made at our sole discretion If there are any changes in price currency fluctuations devaluation or revaluation of the Euro compared to any foreign currency or any changes to salaries import duties or other taxes social contributions or government levies freight etc even if these changes occur due to circumstances that could already have been foreseen when the offer was made or accepted in writing we shall be entitled to modify the sales prices and the costs for assembly disassembly repair and other costs accordingly em 88 Holland Marine Parts gt es e e lt VII Delivery and Delivery Period Goods shall be delivered at our enterprise in Dordrecht ex Works Delivery periods shall be determined approximately The delivery period shall commence when we have confirmed the order in writing when all formalities required to start the activities have been complied with when all necessary documents are in our possession and when the contracting party has provided us with all the data concerning the order In the event of instalments the delivery period shall on
29. e Jet Thruster inconvenience or damage may occur Use the included 45 degree elbows in order to place the nozzles as far as forward or aft as possible In case of application as a stern Jet or in case of Jet Thruster Combi place the system as far as possible to the stern If 90 Transom nozzles are installed in the stern the system will be most efficient J488 90 flanged treaded transom nozzle e g under swiming platform lt Flanged treaded outlet or weldeable nozzle A Principle for optimum installation e Nozzles at 90 angle to the centre line of the vessel e Nozzles horizontal e Top side of nozzle 7 10cm 3 4 below the waterline Nozzles max forward or aft as possible __ __ Shifted position possible measure this in case of narrow bow In case of a blund bow concider an increased nozzle angle Choose the correct nozzle angle 0 25 35 45 55 Nozzle can be rotated to achieve optimum position 90 mm forward in bow angle BOW e 42 Holland Marine Parts 2 e Nozzle positions and installation options Note The standard installation kit provides 1 x 2 45 elbow Additional parts must be ordered separately Note If you do not need the 45 elbow in your installation do not use it 361 00 1 x 2 BSP 45 elbow to each nozzle 2
30. e switch for this purpose Cable replaced bya insulated copper strip providedwith the series parallel swith Holland Marine Parts 73 4 Step 7 Connect the top pole two pole side to the positive of battery 1 Use a cable type of a sufficient diameter This cable conducts 24V and needs to be able to safely conduct the current Step 8 Connect the top pole four pole side to the positive of battery 2 This cable diameter should be sufficient for 12V charging current Holland Marine Parts battery main switch E 102 00 Step 9 Place a reliable master switch as close between the batteries and the pump unit as possible Use a cable type of a sufficient diameter This cable conducts 24V and needs to be able to safely conduct the current Step 10 Connect the master switch to the pump unit with as short a cable as possible and place this cable in the main fuse box Do not place the fuse yet 74 Holland Marine Parts 2 f Step 11 Connect the charging cable sufficient diameter from alternator battery charger charging current distributor to the positive pole of battery 1 Step 12 Check if all connections are firmly fixed and the battery poles are equipped with battery pole caps and have been greased Place the fuse and attach the fuse holder s protective cover Step 13 Connect the control cable of the series parallel circuit to the F and G ports Screw connectors a
31. et Water inlet assembly Connect with flexible hose to inlet on pump unit Max hose length 1 m 3 3 ft 2 options for hose connector on pump outlet 180 mm 7 08 250 mm 9 84 90 mm 2 54 80 mm 3 14 440 mm 17 71 Inlet 240 9 4 357 14 1 2 Holland Marine Parts 27 Technical Specifications JT 70 Pump head in position 76mm 3 76mm 3 00 N 135mm 5 31 gt 100x220mm 3 94 x 8 66 P 242 00 Straight pump outlet P 222 00 90 pump outlet Water inlet assembly Connect with flexible hose to inlet on pump unit Max hose length 1 m 3 3 ft 2 options for hose connector on pump outlet 280 mm 11 210 mm 8 27 190 mm 3 54 440 mm 17 32 Inlet 573 22 6 115 4 5 Ex gt nl LL OT dul 17 6 222 300 11 8 110 4 3 332 3 13 1 344 13 5 1 188 7 4 148 5 8 28 Holland Marine Parts 2 Technical Specifications JT 70 Pump head in position II 76mm 3 76mm 3 00 N 135mm 5 31 eo 100x220mm 3 94 x 8 66 P 242 00 Straight pump outlet P 222 00 90 pump outlet 2 options for hose connector Water inlet assembly on pump outlet Connect with flexible hose to inlet on pump uni
32. g or other paint systems If you paint the hull with anti fouling do not paint the stainless steel parts Keep stainless steel surfaces free from barnacles or all other fouling Remove fouling as soon as possible Keep surfaces clean Do not scratch the surfaces with metal tools the Jet Thruster system By using it you clean it and fresh oxygen rich water ensure formation of the protective film Option 2 If painting of stainless steel surfaces is required When you want to paint stainless steel parts with anti fouling Important The parts must be coated with a water and vapor proof epoxy primer All stainless steel parts must be thoroughly cleaned and sanded sand blasted Use quality Epoxy primer suitable for stainless steel surfaces At least 5 layers and finally a antifouling must be processed to ensure a vapor proof coating of the stainless steel surface Nozzles and water inlet must be coated on the in and outside Note There are many different Epoxy primer and paint systems available Ask the professional supplier of these products for the right products surface preparation film thickness and methods of ap plication to ensure a water and vapor proof coating of the submerged stainless steel parts If this coating is not vapor proof most likely corrosion will occur Read inspection and maintenance chapter at page 80 O 46 Holland Marine Parts 2 e gt Electrical
33. he ship laterally or around the ship s pivot point However the thrust per opened outlet is reduced during the simultaneous operation of the two 3 way valves present Familiarise yourself with the reaction speed of the system 62 Holland Marine Parts 4 e Electrical installation Jet Thruster Combi See appendices at page 64 65 for a schematic representation of the electrical connections The electrical connection of the Jet Thruster Dual includes two different phases A 12V or 24V power supply for the electric motor of the pump unit depending on specific Jet Thruster system In the case of a 12 Volt vessel s circuit the 24 Volt Jet Thruster systems JT 50 JT 70 and JT 90 should be provided with 2 batteries and a series parallel switch see p 71 See pages 71 75 for the correct connection method of this switch B Connection and power supply of the control and operation of the Combi system Take note the power supply for the relay unit is 12V Do not use a battery that powers the motor of the pump unit to power the control circuit of the Jet Thruster The battery that powers the Jet Thruster should be used for this purpose only The 3 way valves for the Jet Thruster Combi are standard equipped with a relays unit and 10m 31 ft neoprene cable 5 x 1 5mm 16 AWG Valve relay unit V 101 00 Do not disconnect remove or change the standard provided cables from the 3 way valve and the relays u
34. herlands in good faith and to the best of knowledge RCD 1463 16 April 2015 Mrs G T Hoekstra Head of certification a CERTIFICATION INSTITUTE Member of Lloyds Netherlands Attachment of certificate CE RCD 1463 _ Date 16 April 2015 Elucidation of the certificate The under mentioned essential documents of the Technical Documentation have been assessed for compliance with the essential safety requirements regarding the design and the construction for building of recreational crafts Annex I of the Recreational Craft Directives 94 25 EC and 2003 44 EC 1 Verification documents Technical file 1358 15 2 Test reports 2 Test report SIQ Ljubljana Report number T251 0033 15 Report date 15 December 2014 2 2 Test report TUV Rheinland Project number 15020409 01 Report date 27 March 2015 3 Product identification The identification of the prototype is JT 30 12v 3 kW JT 50 12 6 kW 2 3 85 24v 6 kW JT 70 24v 11 kW JT 90 24v 15 5 kW including hose clamps M llenbach type 48 60 and 77 94 4 Applied standards EN 61000 6 3 2007 incl Amd 1 2011 EN 61000 6 4 2007 incl Amd A1 2011 EN 44449 1 1006 Table of Contents Preface Warranty Provisions Safety amp operating recommondations Winterising Troubleshooting Safety amp installation recommondations Exploded View Jet Thruster JT 30 50 Single Exploded
35. hey leave our warehouses or are kept ready in them for shipment respectively C with respect to assembly and repairs the moment the work is finished in our opinion d expenses we advance that are for the account of the contracting party shall be settled in conformity with the stipulations of section 1 of the present article We shall reserve the right to demand interim payments and or in our opinion valid securities for the delivery of engines and or machines as well as for assembly work repairs and other services The refusal on the part of the contracting party to furnish the security required shall entitle us to dissolve the agreement by means of a written statement without prejudice to our rights to compensation of expenses and loss of profits as well as of all other damage All payments shall have to be made without any deduction or set off either at our offices in Dordrecht or by transfer into a bank account to be specified by us unless explicitly otherwise agreed upon Complaints each and every claim further to any alleged delivery deviating from the contract concerning the execution of work or deliveries as well as invoices shall have to be filed in writing by registered letter under penalty of nullity of the complaint concerned within 8 days from completion or delivery of the work or the good concerned or from the day the invoices were sent Complaints shall not suspend the contracting party s obligation s to pay gt 90
36. ical corrosion and Stray current b corrosion are excluded from warranty Install cathodic protection as advised in this manual gt 6 Holland Marine Parts 2 Your vessel is equipped with a Holland Marine Parts electric Jet Thruster For the safe and correct operation of this system A Read prior to operating the Jet thruster system Holland Marine Parts recommends every user to carefully study this operating guide Familiarise yourself with the system by trying it out in various weather conditions The windage and draught as well as the weight of your vessel are factors contribut ing to how well the system operates Warnings The Jet Thruster is not a replacement of the main controls but assists with the execution of difficult manoeuvres e Familiarise yourself with the way your vessel responds to your operation of the system The electric motor produces heat The thermal protection limits continuous operation The water inlet is located on the bottom of your vessel Inquire about the exact location of the water inlet grating e Prevent the system from sucking in large amounts of sand and dirt Do not activate it when you have less than 30cm 12 of ground clearance e The nozzles of the Jet Thruster are located beneath the water line Do not activate the system and do not operate the Jet Thruster when there are people animals or vulnerable items in the vicinity of your vessel and the inlet a
37. inless steel back sheet The impeller JT70 and JT90 has been made of a bronze cast alloy In well conducting waters such as seawater galvanic corrosion of the pump impeller caused by the stainless steel back sheet is possible JT30 and JT50 have non corrosive composite impeller Doc No 214065 Rev No 00 Rev Date 17 juli 2014 Page 2 of 6 c 82 Holland Marine Parts 2 Holland m Inspection and Maintenance Jet Thrusters Materials Selection and Corrosion Heijningen corrodium Maintenance and Inspection All parts have been made of corrosion resistant materials However under extreme conditions corrosion is possible For that reason we advice an inspection interval of 6 month 1 5 Nozzles Inspect the nozzles once every six month on corrosion and fouling from the outside of the vessel If corrosion or fouling can be seen remove it with a brush and inspect the surface and welds if applicable again on pitting corrosion 1 6 Valves Nozzles Threading Inspect once every six month the threading of the couplings on leakages If leakages are found possibly crevice corrosion of the threading occurs Loose the coupling and inspect it on corrosion of the threading s internal and external 1 Pump During longer stand still periods it is recommended to store the pump internals in air or in fresh water If seawater or brackish water is in the pump for a longer time month we recommend to inspect the impeller on corro
38. inless steel is high noble in the galvanic range If stainless steel is connected to carbon steel the ignoble carbon steel will corrode and the noble stainless steel will be cathodically protected by the steel Q Can stray currents cause corrosion to the nozzles A Only if the stray current runs through the water from one electrode to the other one the nozzle An electrical circuit must be drawn in order to explain this Stray currents causing corrosion are rare Doc No 214065 Rev No 00 Rev Date 17 juli 2014 Page 4 of 6 08 84 Holland Marine Parts 2 Jet Thruster valve test rapport 3 way valve serial number V 100 00 V 200 00 V 101 00 V 202 00 L NEN L NE Testdate Jet Thruster test rapport HMP No Name Signature JTS 30 00 JTC 30 00 JTS 50 00 1 50 00 JTS 70 00 2 JTC 70 00 JTS 90 00 5l 1 90 00 E E 30 JT 50 JT 30 JT 50 JT 70 JT 90 JT 70 JT 90 pos 1 pos 2 pos 1 pos 2 Serial No Serial No Serial No Serial No 3 Holland Marine Parts 85 86 Holland Marine Parts gt e e gt Project info NEE cece e dee eet sz 555522256 eee ee ee Gee one eed ess obo eb eho E A io II o A EII GIN TOOG o Be ug EE ee EE Date of syste
39. ith positive screw at pump unit screw terminal marked with service battery Primary side of joystick Connect with positive screw 8 3 mm 3 3 at pump unit screw terminal b o NN marked with ET TH RUS TER 128 mm 5 85 mm 3 3 78 Holland Marine Parts 2 e Corrodium BV Planetenweg 5 2132 HN Hoofddorp 00 31 85 2733501 Fax 0031 85 2733502 ee rroq U M info corrodium nl Holland Marine Parts Heijningen Report Inspection and Maintenance Jet Thrusters Materials Seleftion and Corrosion Document Number 214065 Revision No 00 Revision Date 17 July 2014 Revision y _ Verifier signature Date p 65 p 19 Selmans Esther de Valck 00 gt 26 juni 2014 20 mei 2014 1 Holland Marine Parts 79 80 Holland Marine Parts 4 Holland m Inspection and Maintenance Jet Thrusters Materials Selection and Corrosion Heijningen corrodium Content 1 Scope of Work 2 2 Materials Selection and Possible Corrosion Mechanism 2 2 1 Nozzles 2 2 2 Valves 2 2 3 Galvanic corrosion Nozzles Valves 2 2 4 Pumpunit2 3 Maintenance and Inspection 3 3 1 Nozzles 3 3 2 Valves Nozzles Threading 3 3 3 Pump 3 4 Frequently Asked Questions faq 3 Doc No 214065 Rev No 00 Rev Date 17 juli 2014 Page 1 of 6 Holland Marine Parts 81 E Holland m Inspection and Maintenance Jet Thruster
40. lation by intentional or unintentional misuse lack of maintenance normal wear and or repair by third parties without the written permission of Holland Marine Parts are not covered by warranty Holland Marine Parts shall under no circumstances be liable for any consequential damages of any nature whatsoever or howsoever caused by the part or the whole product covered by warranty by Holland Marine Parts Please note Exclusion of warranty The pump head of the pump unit and the seals on the 3 way valve are tested to be wa terproof If they are opened removed damaged this will void all liability towards Holland Marine Parts in the occurrence of damage as a result of these actions This is the safety alert symbol It is used to alert you to potential hazards Obey all safety messages that A follow this symbol to avoid possible injury damage This Installation Manual and User Guide provides advice and instructions towards the mechanical and electrical installation of the Jet Thruster system Remember Always use com mon sense when installing using and servicing the Jet Thruster and it s components In case anything is not clear Contact your dealer or Holland Marine Parts BV for assistance In this manual the installation of the JT 30 JT 50 JT 70 and JT 90 in Single and Combi setup is explained Choose the installation procedure that applies to the system you have purchased Damage to system components due to Galvanic corrosion Electrochem
41. ly commence following receipt of the first instalment The delivery period shall be determined on the assumption that the necessary materials in the broadest sense of the word be delivered to us in due time Exceeding the delivery period can never lead to any claim to damages not even following a notice of default With respect to the delivery period the goods shall be deemed to have been delivered when they are ready at our enterprise in Dor drecht and or at the location referred to in our order confirmation and or are made available at another location to be specified all this after we have informed the contracting party thereof in writing If we have accepted to assemble the goods the goods shall be deemed to have been delivered in respect of the delivery period when they have been made available at the place of delivery agreed upon From the moment the goods are deemed to have been delivered by virtue of section 5 of the present article the risk of all direct and indirect damage to or in connection with said goods sustained by the contracting party shall be for the latter s account Transport From the moment they are shipped by or to us all goods and materials shall be transported for the risk of the contracting party Even in the case delivery carriage paid has been agreed upon the contracting party shall be liable for all damage such as damage caused by transport fire and water theft or embezzlement to the goods during transport The
42. m activation 2 4 4 4 4 4 4 Date OK Name Signature stamp Holland Marine Parts 87 HOLLAND MARINE PARTS WE KEEP YOU MOVING GENERAL COMMERCIAL TERMS AND CONDITIONS General Commercial Terms and Conditions of Holland Marine Parts B V Donker Duyvisweg 297 3316 BL Dordrecht The Netherlands Applicability of the Present General Terms and Conditions The present General Terms and Conditions shall apply to all offers and to all agreements concerning engines machines and components Unless the opposite appears explicitly the present General Terms and Conditions shall equally apply to the assembly disassembly repair and other activities The General Terms and Conditions of the customer shall not be binding on us unless we have agreed to the contrary in writing The stipulations of the present General Terms and Conditions shall always remain in force unless otherwise agreed upon in writing Each and every assignment or offer given orally or in writing by staff in the service of the contracting party be they authorised to do so or not on behalf of the contracting party shall be binding on the contracting party If the contracting party is not bound then the party that concluded the agreement is deemed to be the contracting party In the present General Terms and Conditions us and we shall always refer to Holland Marine Parts B V whereas c
43. mbi Option 1 o Option 2a X 1 Option 2b 336 00 317 00 316 00 215 00 311 00 e 22 Holland Marine Parts gt e Pumpunit JT 90 JTC 90 00 2 Way pump outlet P 259 00 3 Way valve 202 00 Hose clamp 77 94 mm 331 00 Water inlet 4 1 267 00 Hose clamp 115 145 mm 270 00 Bing 4 1 260 00 Hose 110 mm L 1m 3 3ft 268 01 4 1 261 00 Pressure hose 3 76 mm 213 00 Seal Rubber 4 1 274 00 Elbow 45 2 BSP M F 316 00 Elbow 90 3 BSP 1 271 00 Hose connector 3 76 mm 2 BSP 215 00 Ball valve 4 BSP 1 269 00 Ball valve 2 BSP 317 00 Hose connector 110 mm 1 275 01 Nozzles steel 336 00 3 Holland Marine Parts 23 E 51mm 2 51mm 2 Technical Specifications JT 30 Pump head in position I N LD LD 105mm 4 13 100x180mm 3 94 x 7 08 P 142 00 Straight pump outlet P 122 00 90 pump outlet 2 options for hose connector on pump outlet Water inlet assembly Connect with flexible hose to inlet on pump unit Max hose length 1 m 3 3 ft 250 mm 9 84 90 mm 2 w E 5 1 d 1 2 5 1 gt D rim 4 y EZ CH Inlet 282 11 1 175 6 89 146 5 75 240 9 45 439 17 28 115 4 53 0 127 5 24 Holland Marine Parts 2 e 51mm 2 Technical S
44. nd orifices Close all the valves when you not aboard Inquire about the local regulations in ports with regard to closing the valves A Engage the Jet Thruster in pulses of maximum 10 seconds Do not continuous run the Jet Thruster system it is designed to operate in pulses Operation Make sure all valves are open before the system is activated You operate the Jet Thruster by activating the system on the front plate of the control panel by pressing the button A This switch is illuminated in blue when the system is active Operate the Jet Thruster by moving the joystick s B left or right moving the bow or stern to port or starboard respectively When equipped with push buttons the same procedure applies the push buttons being illuminated in green or red light 4ET THRUSTER 1 M THRUS TER Duration of activation Move your vessel by means of pulses that last a maximum of 10 seconds The efficiency of the system is determined in part by the battery capacity present The overheating protection will activate when the system is active for an extended period of time After the engine has cooled sufficiently this protection is removed The cooling time is determined in part by the ambient temperature Jet Thruster Combi The control panel is equipped with two joysticks or push buttons You can move sideways by operating both push buttons for bow and stern at the same time You can manoeuvre the vessel a
45. ne does not draw water Polluted system shallow water Damaged impeller System operates inverted Low battery voltage Series parallel does not activate system runs at 12V Press the switch Check fuse 15A behind joystick Check replace fuse Leave engine to cool Contact your dealer Check whether or not valves are closed Place pump unit inlet below water line Run engine in deep water until clean Contact your dealer Cabling fault Exchange A and B on the pump unit Charge batteries Check actual voltage at meter Check connections series parallel switch Holland Marine Parts 11 12 Holland Marine Parts gt Installation amp maintenance LL YOU watch our installation video s www youtube com user hollandmarineparts Installer installation maintenance guide Ds Safety and installation recommendations Read prior to installation Follow all instructions in this manual All installers and users of the system must be aware of the mandatory safety regulations as explained in this manual In rare conditions it might be possible that the pump unit of the Jet Thruster does not prime If you notice a high rom from the pump unit and no thrust force do not attempt to prime the pump unit by continuous activating the system In this situation the Electrical air valve from Holland Marine Parts should be installed to release the
46. nit This will void the warranty Step 1 Select position for valve and relays unit Protect the electrical components from water It is preferred to place the 3 way valve relay unit to be accessible for inspection Step 2 Pull the provided neoprene cable 5 x 1 5mm from the position where the valve is located to the actuator support on top of the pump unit If necessary the cable can be extended with similar cable Cable type HO7RNF Please note do not combine different colors in the pairs This can damage the system Step 3 Pull a cable 5 x 2 5mm 14 AWG from the joystick to the actuator support to connect the joy stick with the AB AB screw connectors on the joystick and on the Actuator support Step 4 Attach 1 circuit of this at step 3 mentioned 5 x 2 5 mm 14 AWG cable 1 x 2 5mm 14 AWG from the primary side of Joystick to the screw connector on the actuator support Holland Marine Parts 63 Electrical Installation Jet Thruster Combi Is your boat is equipped with a 12V circuit but you need 24v to run the Jet Thruster Not a problem with use of our Series parallel Switch This system uses two dedicated 12V batteries to create a temporary 24V circuit that powers the 24V Jet Thruster Battery cable length max 1m 3 3ft in total Battery Positive to free contact at contactor relay Connect EY connection from pump unit to battery negative Positive max 50cm 20 Negative max 50cm 20 y
47. ntenance to specialists Disconnect the battery cables when conducting maintenance and in the event of long term absence e g when the vessel is not being used in winter Protect the high pressure hoses from heat penetration sunlight chemicals chafing Check on regular basis Avoid physical contact with the water inlet when the system is active Avoid physical contact swimmers with the nozzles and the water expelled by an active system Keep system components dry Protect system components from contact with sea water humidity Conduct inspections as stipulated in this manual towards the overall integrity of the components on regular basis Check and replace protective anodes on anual basis Annualy check if all battery cable connections are tightened securely em 8 Holland Marine Parts 2 e Important Protect your Jet Thruster system from corrosion Sea or brackish water even polluted fresh water conducts electricity very well Stainless steel can suffer from corrosion pitting crevice corrosion when there is a lack of oxygen to restore the protective film that gives the stainless steel its natural protection Takes these following recommendations into account to assure corrosion is discovered detected removed and prevented A Do not paint the stainless steel surfaces of the water intake and nozzle flanges present on the outside of the Remove barnacles marine
48. of rights unless otherwise stated In the event of late delivery the contracting party shall be immediately in default and shall always owe us a penalty to the amount of the purchase price agreed upon exclusive of VAT without prejudice to the right to damages to the extent the latter exceed said penalty The penalty and the damages can be settled against any sum we may owe under any agreement whatsoever The contracting party shall undertake to give the warranty we are held to give our customers Disputes All disputes between us and the contracting party resulting from any agreement preliminary agreement or any other legal relationship whatsoever shall be exclusively referred to the judgement of the competent court in Dordrecht subject to the absolute competence of the subdistrict sector The court in Dordrecht division for interim injunction proceedings shall be exclusively competent for interim injunctions Applicable Law Dutch law exclusively shall apply to all offers made and agreements concluded on the present General Terms and Conditions and the con sequences thereof The application of the Vienna Sales Convention shall be excluded Holland Marine Parts 91 E a All our products are manufactured according to CE regulations ES H LLAN D We keep the rights to change descriptions graphs or statements MARI N E PA RTS which are required for technical development of our Jet Thruster systems WE KEEP YOU MOVING HISWA
49. ontracting party shall refer to our other party The nullity or annubility of any clause in the present General Terms and Conditions shall not prejudice the validity of the other clauses Offer and Confirmation of the Order Our offers shall be without obligation in every respect unless explicitly stated otherwise We shall only be bound having due regard to the stipulations hereinafter in the present General Terms and Conditions when we have confirmed the order in writing The same shall apply to potential additions and or changes to the order The text of our order confirmation shall determine the contents of the order Arrangements or agreements with employees shall not be binding on us to the extent they have not been confirmed in writing by us All technical data can only be deemed to have been given to the contracting party as an approximation All drawings illustrations dimensions and weights given shall remain our property under explicit reservation of copy rights and patent rights Subject to our consent in writing the contracting party shall not be allowed to copy said docu ments to make them available for inspection to any third party or to make them otherwise available to any such third party The contracting party shall hold us harmless against claims of third parties including all extra judicial and judicial costs that we have to make or pay to claimants if the contracting party violates the provisions of this subsection Pri
50. out prejudice to the right to damages Failure to comply with any obligation shall also count as a res olutory condition which we can invoke in writing at our own discretion without prejudice to our right to claim compensation for all damage The contracting party shall waive all rights to dissolution of the agreement unless cancellation of the agreement in conformity with the stipulations of section 3 of the present article is agreed upon The contracting party shall only be able to cancel the agreement if we consent to it In that event the contracting party shall owe us a com pensation to the amount of 1596 of the contracting purchase price exclusive of VAT unless the damage which shall include the costs and the loss of profits exceeds 1596 of the contracting purchase price exclusive of VAT in which case the compensation shall cover the total amount of damage interest and costs In the event the agreement is cancelled the contracting party cannot lay claim to anything that we have already done and everything that we have already done shall have to be undone at the expense of the contracting party all this at our discretion Purchase Conditions If and so far as we as a buyer are bound the following conditions shall apply instead of the stipulations of III IV VI and VIII through X maintaining the other stipulations Prices shall be fixed prices and delivery periods shall always be terms to be observed on penalty of forfeiture
51. payment is intended to cover Goods in respect of which warranty claims are lodged have to be shipped carriage paid Components that are replaced shall become our property The warranty period in respect of goods which have been repaired or replaced under the warranty shall be three 3 months from the date of repair or replacement or until the expiration date of the original warranty period of those goods All stipulations set out hereinabove and to be set out hereinafter shall apply to the activities to be carried out by us under the present war ranty clause The warranty as set forth in this clause is the only warranty for the goods or services supplied and replaces expressly any other warranty or claim express or implied whether in law or in contract The contracting party waives all other further reaching rights whether from law or from contract Conditions of Payment Payment of engines machines components assembly repairs and other activities shall have to be made in cash upon delivery completion respectively unless otherwise agreed upon in writing Delivery completion respectively as referred to in the first section of the present article shall be understood to be a With respect to engines and machines the moment they are made available in our enterprise in Dordrecht and or at the location stat ed in the order confirmation or at another storage location of our choice to be specified b with respect to components the moment t
52. pecifications JT 30 Pump head in position II 51mm 2 N LD LD 105mm 4 13 100x180mm 3 94 x 7 08 2 options for hose connector P 142 00 Straight pump outlet P 122 00 90 pump outlet on pump outlet Water inlet assembly Connect with flexible hose to inlet on pump unit Max hose length 1 m 3 3 ft 250 9 84 180 mm 7 08 90 mm 2 80 mm 3 14 Inlet 440 mm 17 71 282 11 1 146 5 75 240 9 45 439 17 28 115 4 53 0 127 5 2 25 E 51mm 2 Technical Specifications JT 50 Pump head in position I 51mm 2 N LD LD 105mm 4 13 100x100mm 3 94 x 3 94 100x180mm 3 94 x 7 08 P 142 00 Straight pump outlet P 122 00 90 pump outlet Water inlet assembly Connect with flexible hose to inlet on pump unit Max hose length 1 m 3 3 ft 2 options for hose connector on pump outlet ae A A A 250 mm 9 84 180 mm 7 08 90 mm 2 54 80 mm 3 14 440 mm 17 71 Inlet 56 1 2 2 357 14 1 HE HE 78 7 3 1 26 Holland Marine Parts gt 51mm 2 Technical Specifications JT 50 Pump head in position II N LD LD P 142 00 Straight pump outlet P 122 00 90 pump outl
53. pump outlet fitting Install the provided hose connector Make sure to install the Electrical Air Valve above the waterline Apply the supplied flexible hose and hose clamps between the pump unit and Electrical Air Valve Apply the supplied flexible hose from the Air valve to outside of the vessel In case of a technical failure water that comes from the pump unit when the Jet Thruster system is engaged will be pumped outside the vessel Follow diagram complete the electrical installation em 76 Holland Marine Parts es Terminal at pump unit Jet Thruster Combi A VET o Ke 4 aM 74 p gt gt gt a DN vi 4 d FE ch L VS Oe A Bes 20 SOO 9000 e900 Look for F amp G label air leading out of vessel Blue ground Brown 12 Yellow green not in use Terminal at pump unit Jet Thruster Single Position of electrical valve must be above water line Look for F amp G label Flexible hose 8mm Select applied contactor support and position of F 12V and G Ground according to the pump unit the installation is applied for See appendices for additional information Pump unit O Remove plug from pump outlet to connect flexible hose 3 Holland Marine Parts 77 EK Electrical diagram for connecting Single and Dual joystick control
54. r 30 psi 3 76 mm Step 1 Disconnect the cable from the battery Step 2 Close all valves Step 3 Remove the blind plug or air valve in the outlet A of the pumpunit Step 4 Screw a compressed air nipple in the outlet Step 5 Pressurise the system MAX 2 BAR 30 psi 3 76 mm Step 6 Open the ball valves one by one and close them the instant you hear a bubbling sound Repeat this procedure for every ball valve Step 7 Remove the compressed air nipple Step 8 Replace the blind plug or airvalve In addition you can drain the pumphouse therefore remove draining plug for draining the pumphouse 30 JT 50 10 Holland Marine Parts gt e gt Troubleshooting If the system is not functioning EN CENE Solution 00 11 1 2 2 1 22 3 1 32 9 3 3 4 4 1 4 2 4 3 System is not working power indicator off System is not working power indicator off System is not working power indicator on System is not working power indicator on Engine running no activity Engine running no activity Engine running no activity Engine running no activity Engine running no activity System is not efficient enough Not enough power JT 50 24V JT 70 and JT 90 Joystick not receiving power Joystick not receiving power Battery dead or main fuse broken Overheating protection activated Damaged relay Valves closed Engi
55. rizontal and in 90 position to the vessel s heart line 5 Smoothen edges 6 Fit in the nozzle and check if nozzle is placed horizontal and in 90 angle to the heart line of the vessel e g by inserting the nozzle from the inside out to determine if hole is drilled correct 44 Holland Marine Parts 2 e 7 Outside of vessel Weldable nozzle Weld in the nozzle and cut of remaining length Smoothen surface Note Do not cut into or cut away the internal restriction within the nozzle Flange treaded nozzle In case of an rough or not entire flat surface Apply sealant for maritime purposes Sikaflex 291i 3M 5200 adhesive sealant on the side of the flange of the nozzle that contacts the vessel plating In case of a smooth and flat surface Apply the provided rubber seal Do not use additional sealant in combination with the rubber seal Inside vessel Place the PVC guide ring white nylon ring and the 2 nut apply sealant Tightly fasten the nut Make sure the nozzle remains horizontal and in 90 heart line of the vessel 8 Connect the ball valve 45 elbow and the hose connector All connections are BSP treaded Apply PU Sealant for maritime purposes e g Sikaflex 291i 3M 5200 adhesive sealant at every tread to connect and seal the parts Do NOT use teflon tape 9 Thoroughly clean and degrease every tread that has to be connected Make sure to use sufficient sealant on the tread At least 6 threads and
56. round the centre of rotation by manoeuvring the bow to port and the stern to starboard or the other way around 3 Holland Marine Parts 7 Safety and operating recommendations Follow all instructions in this manual All installers and users of the system must be aware of the mandatory safety regulations as explained in this manual In rare conditions it might be possible that the pump unit of the Jet Thruster does not prime If you notice a high rom from the pump unit and no thrust force do not attempt to prime the pump unit by continuous activating the system In this situation the Electrical air valve from Holland Marine Parts should be installed to release the air from the pump head This will prime the pump Do not run the pump unit without the presence of water Engage the Jet Thruster in pulses of maximum 10 seconds Leave maintenance of the system to qualified technicians Do not touch any moving parts of an active system Parts such as the DC pump motor may become hot do not touch them and do not cover them under any circumstances Avoid having flammable products near the DC pump motor Do not conduct any inspection or maintenance of the system when it is active or activated Do not close any valves of an active system The system is located beneath the water line Do not remove any parts of the system before all valves have been closed Close all valves when you are not aboard Leave system mai
57. ry in this situation e pump unit must be installed below water line e Place the water inlet in the hull of the vessel einer e Exterior of hull Flange of water inlet 302 00 e Interior of hull PP sliding ring nut Water inlet SS 316 Please note Keep a maximum distance of 1 metre 3 3 ft between the hose connector of the pump and hose connector on the ball valve assembly 1 metre 3 3 ft hose is provided for this purpose 1 312 00 Please note Exterior of hull Apply a PU Marine Sealant Polyurethane on the flange of Water Inlet See page 44 45 for more information about installing the thru hull parts Connections of stainless steel parts must be performed with a pu Polyurethane sealant Standard configuration 3 90 degree elbow BSP SS 316 provided in installation kit Option in case of steep hull or problems with alignment Available as option JT 30 JT 50 1x Female Female 3 BSP 45 elbow 354 00 1x Male Female 3 BSP 45 elbow 364 00 water intake side JT 70 JT 90 2x male female 4 BSP 45 elbow 272 00 67 38 Holland Marine Parts lt x Pump head position and pump outlets can be changed Contact your dealer or Holland Harine Parts for additional information Longitudinal placement For longitudinal placement attach the 90 hose connector rubber seal to the pump head Pump head position P 122 00 Kies 2 51 mm 3
58. s Materials Selection and Corrosion Heijningen corrodium ocope of Work Holland Marine Parts Jet Thrusters have been made of corrosion resistant alloys However under extreme conditions corrosion problems might occur For this reasons it s important that a regular inspection is done This report will describe which type of corrosion might occur on which locations And how to inspect on corrosion Materials Selection and Possible Corrosion Mechanism 1 1 Nozzles The nozzles have been made of cast alloy 1 4408 This is a 316 type stainless steel 19 Cr 10 Ni and 2 Mo In seawater and brackish water 1 4408 may corrode by pitting corrosion and crevice corrosion on the threading with the valves The pitting corrosion might be accelerated by MIC Microbiological Influenced Corrosion MIC mainly occurs at higher temperatures of the water during summer time or in Sub tropical waters 1 2 Valves The valves have been made of brass alloy Cu58Zn38 and have been coated with a Chromium layer of 2 3 um thickness Such valves are suitable for ships in marine conditions seawater condition Corrosion might occur if the chromium layer has been damaged or has been worn out 1 3 Galvanic corrosion Nozzles Valves Galvanic corrosion between nozzles and valves is unlikely Both have the same rest potential same nobleness Both contain a surface layer of chromium oxides 14 Pump unit The pump house has been made of a plastic with a sta
59. scolor and form areas of light rust Brushed finished stainless steel surfaces are more susceptible than brightly finished stainless steel Rust stains can occur from polluted water galvanic corrosion from the boat or marina or from oxygen depletion The stainless steel surfaces can be easily cleaned with rubbing compound or Scotchbrite DO NOT USE STEEL WOOL After cleaning use chrome polish to protect the finish Stainless steel surfaces can also turn white from calcium or lime in the water In this case clean the stainless steel surface with household mineral bath and tile cleaner Important Never use Steel Wool or any other metal parts or tools on the stainless steel Jet Thruster parts and surfaces Do not grind or weld near stainless steel parts Always avoid contact between stainless steel parts and other metal parts to avoid rust or other types of corrosion to the stainless steel Be vigilant for signs of corrosion and act if noticed to avoid further damage or dangerous situations Holland Marine Parts 9 1 Winterising Preferably have the system winterised by a specialist 2 51 mm Please note Frost can do a lot of damage if you fail to drain the system Use a compressor to remove the water present in the system by means of air pressure Please note Excessive pressure may damage the system Check the operating A pressure you use to pressurise the system with This operating pressure must not exceed 2 ba
60. sion problems Frequently Asked Questions faq Q For the nozzles Can a coating help to avoid corrosion A Yes a coating can help on the external part Internally the nozzles cannot be coated as the water flow is too high A coating will loosen from the stainless steel surface Q How should stainless steel be coated A Stainless steel can be coated but the adhesion of the coating always will be less good compared to carbon steel The coating procedure is similar to carbon steel 1 Proper surface preparation by grid blasting High roughness is of great importance 2 surface must be completely clean particularly free of chlorides salt 3 Use several layers of primer epoxy according to marine coating specs Q What protection will polishing the stainless steel surface guarantee A Polishing always is good for two reasons 1 Corrosion resistance will improve 2 Biofouling and MIC will be reduced Q Can biofouling promote corrosion such as crevice corrosion or MIC A Yes biofouling preferably must be removed Q How can pitting corrosion be repaired A If the pits are not deep the can be grinded out smoothly succeeded by polishing the surface If the pits are deep the need to be welded and the surface must be grinded again Doc No 214065 Rev No 00 Rev Date 17 juli 2014 Page 3 of 6 AX Holland Marine Parts 83 Holland m Inspection and Maintenance Jet Thrusters Materials Selection and Corrosion
61. st efficient when the connections between system components made with the included pressure hoses are as short as possible Place the pump unit and the 3 way valve as close to the nozzles as possible to achieve this Hose clamps Installation kit provides 1 hose clamp per bushing Pay attention when installing the provided M llenbach two shell hose clamps Make sure all parts of the clamp slide into place when tightening the nuts Make sure clamps are well placed and thoroughly fastened To avoid corrosion apply e g Protective spray to the clamp Vaseline After first operation of the system check that clamps are tight Inspect the clamps for their integrity annually 2 Holland Marine Parts 37 A Position of pump unit and water inlet combination It is important to select a position for the pump unit at which it is located under the waterline The centrifugal pump does not self prime If the pump is placed close to the waterline or in case of fast moving vessels is can be necessary to install the optional Electrical air valve that will help to rapidly prime the pump See page 76 77 In addition to select the optimum position of the pump unit Holland Marine Parts advises to place suitable battery s directly next to the pump unit in order to keep the battery cabling as short as possible The jet thruster uses a lot of electrical energy in a short period of time Short and correct battery cabling is mandato
62. t Positive cable total length max 50cm 1 64 ft Negative cable total length max 50cm 1 64 ft AN To avoid long cable length Batteries must be placed directly next to pump unit For optimum performance keep battery cables as short as possible Charging the batteries In order to keep the ship s circuit separate from the Jet Thruster battery batteries it is recommended to divide the charging current with a diode bridge or Mostert battery separator from the alternator Please note More electricity will be required as a result of the installation of the Jet Thruster That is why in some cases it is recommended for the alternator to be converted to high yield or to place a separate alternator a df 56 Holland Marine Parts gt e Step 4 Install the joystick in the recess with the included bracket and assembly nuts Screw installation nuts on hand tight Step 5 JT Single Pull one cable 3x2 5mm 14 AWG from the pump unit to the 3 way valve and connect it to the screw connectors marked C D and E 3 way valve Jet Thruster Single Step 6 JT 50 24V JT 70 and JT 90 Use the connectors F and G on the pump to connect the series parallel switch page 71 Step 7 Connect the insulated battery cables of the right type and place the main fuse and a suitable main switch Holland marine Parts main switch E 102 00 ANL fuse holder amp fuses 254 00 255 00 JT 30 12V JT 50 24V gt 1 x 500A JT
63. t Max hose length 1 m 3 3 ft tati la ls auf 210 mm 8 27 280 mm 11 190 mm 3 54 440 mm 17 32 Inlet 115 4 5 573 22 6 m C 300 11 8 EL E 2 Holland Marine Parts 29 Technical Specifications JT 90 Pump head in position 76mm 3 76mm 3 00 N 135mm 5 31 gt 100x100mm 3 94 x 3 94 100x220mm 3 94 x 8 66 P 242 00 Straight pump outlet P 222 00 90 pump outlet 2 options for hose connector on pump outlet Water inlet assembly Connect with flexible hose to inlet on pump unit Max hose length 1 m 3 3 ft 210 mm 8 27 280 mm 11 190 mm se 440 mm 17 32 77 5 3 05 110 4 33 22222233 623 24 53 30 Holland Marine Parts 2 2 Technical Specifications JT 90 Pump head in position II 76mm 3 76mm 3 00 N 135mm 5 31 eo 100x220mm 3 94 x 8 66 P 242 00 Straight pump outlet P 222 00 90 pump outlet 2 options for hose connector on pump outlet Water inlet assembly Connect with flexible hose to inlet on pump unit Max hose length 1 m 3 3 ft 280 mm 11 210 mm 8 27 190 mm 3 54 440 mm 17 32 Inlet 265 15 10 44 196 7 72 190 7 48 57 5 2 26 175 6 89 67 5 2 66 8300 1
64. t the pump unit contactor support Step 14 Check if the series parallel circuit is switched on when controlling the Jet Thruster and measure the voltage at the ground cable of the motor cable A and the positive pole at the contactor of the pump unit This should be 24V 2 Holland Marine Parts 75 Installing the electrical air valve Operation The pump head of the Jet Thruster system must be installed under the water line in order to prime this centrifugal pump In some limited cases of fast moving vessels a vacuum can be produced when the nozzles rise above the waterline and the in take remains in the water The suction under the fast moving hull will retract the present water from the Jet Thruster system When the boat slows down or stops the water will automatically flow into the system due to the fact that the pump head and nozzles are under the waterline However it is possible that an air pocket can be trapped in the pump head preventing the pump from self priming In this unique situation an Electrical Air valve can be installed this will release the present air from the pump head allowing the pump to rapidly prime Giving the operator immediate thrust pressure for maneuvering Hose connector for 8 mm hose 12 d Ww 100 mm 4 Check arrow for flow direction 90 mm 3 How to install the Electrical Air Valve A Remove the winterization plug located on the
65. tically the connection will break if the Jet Thruster stops running Connect F and G from the Series Parallel Switch with F and G at the pump unit Use a 2x 2 5mm2 cable Note If the Series Parallel Switch does not engages the Jet Thruster will run at 12V This implicates that less thrust force will be provided by the pump unit a Mi s M x 3 A A gt j EEr i WW SML WW C P 4 e pr T id 3 3 sk w Tp erm cli ex E FE Mo KR 7 5 254 ym 154 o d 4 2 t 20000000000 pM Jet Thruster Combi 2x 2 5mm 14 AWG Jet Thruster Single Batt 1 Alternator t Batt 1 Alternator Batt 2 Alternator Alternator Battery1 Battery1 Battery2 Battery2 Series parallel switch Holland Marine Parts 71 q Connecting the series parallel circuit A Attention Calculate the correct diameter for the battery cables to be applied Use a circuit that is AS SHORT AS POSSIBLE to prevent significant voltage loss The voltage drop should be no more than 5 This means the batteries are to be placed as close as possible to the pump unit of the Jet Thruster Holland Marine Parts advises the use of the Optima YellowTop battery This battery has a high cold cranking amperage CCA and is suitable for deep
66. till our property and that a mortgage right right of pledge or any other restricted right first requires our consent in writing Retention of Title Up to the moment the contracting party has paid our claim concerning the goods delivered and or the work done in full the goods deliv ered be they processed or not shall remain our exclusive property for the account and the risk of the contracting party The contracting party shall not be authorised to give said goods as collateral to let them or to transfer title to them to any third party If goods are taken back we shall reserve the right to claim all damage loss of profits and interest The contracting party shall be under the obligation to forthwith notify us of the fact that third parties enforce rights to goods falling under the retention of title pursuant to the present article If itis shown at any point in time that the contracting party has failed to fulfil any of aforementioned obligations the contracting party shall owe a penalty to the amount of 1596 of the unpaid part of the purchase price or the work done without prejudice to the right to damages Dissolution Cancellation Each and every failure to comply with any obligation on the part of the contracting party shall entitle us to dissolve the agreement s by means of a mere written statement without prejudice to our right to damages At our own discretion we shall always be able to demand compliance with the agreement s with
67. tion proof covers are available Keep system components dry Protect system components from contact with sea water humidity Connect Sacrificial anodes as explained in this manual to all sections of the Jet Thruster system to reduce the effects of pitting and crevice corrosion to stainless steel parts Holland Marine Parts 15 Exploded View Jet Thruster JT 30 50 Single 114 00 312 00 113 00 310 00 308 00 307 00 304 00 302 00 16 Holland Marine Parts gt e Pumpunit JT 30 JT 50 JT 30 00 JT 50 00 3 Way valve V 100 00 Water inlet 302 00 Hose clamp 77 94 mm 331 00 Ring 3 303 00 Hose 3 76 mm L 1m 3 3 ft 312 00 Nut 3 304 00 Pressure hose 2 51 mm 113 00 Seal Rubber 306 00 Hose clamp 48 60 mm 114 00 Elbow 90 3 BSP 307 00 Elbow 45 2 BSP M F 316 00 Reducer 3 BSP 2 5 BSP 308 00 Hose connector 2 51 mm 115 00 Ball valve 2 5 BSP 309 00 Ball valve 2 BSP 317 00 Hose connector 2 5 76 310 00 Nozzles 336 00 317 00 113 00 316 00 2 Holland Marine Parts 17 Exploded View Jet Thruster JT 30 50 Combi Option 1 Option 2 X 4 1 Option 2b 2 1 113 00 312 00 18 Holland Marine Parts gt e Pumpunit JT 30 50 JTS 30 00 JTS 50 00 2 Way pump outlet P 155 00 3 Way
68. to be applied The electric motor of the Jet Thruster generates a lot of power a short period of time It is necessary to connect dedicated batteries to the system It is necessary to make the connection between this battery and the system as short as possible Use appropriate battery cables and connecting material for this at all times The system must be equipped with the included main fuse which must be installed in the battery positive cable You can use the power supply for the joystick from an existing dashboard or ignition switch This needs to be secured with the included 15A fuse For safety reasons the Jet Thruster should be provided with a suitable main switch not included The joystick operates on 12V For vessels with a 24V installation a DC DC converter must be applied Please note Place batteries directly next to the pump unit Keep battery cables as short as possible to avoid voltage drop and loss of energy Please note For a 12 Volts ship s circuit you need to install a series parallel switch to be able to charge the system on 12V and use it on 24V The JT 50 JT 70 and JT 90 come with a connection wire and G as a standard accessory for this switch For 24V Series parallel see page 72 Recommended battery cabling at a total length of max 1m 3ft 30 12V 50 mm 1 0 AWG for 1m 3ft JT 50 24V 50 mm 1 0 AWG for 1m 3ft 70 24V 70 mm 2 0 AWG for 1m 3ft JT 90 24V 95 mm 3 0 AWG for 1m 3f
69. ts shall be for the account of the contracting party more in particular a travel and accommodation expenses and cost of living of the technician s b costs arising due to the fact that the assembly work cannot be done during usual day hours Upon completion of the assembly and when the goods have been put into operation the assembly shall be deemed to have been carried out properly If the contracting party wishes to call on our services after assembly of the goods and after they have been put into operation or after wards wishes to call in our assistance to inspect the goods sold delivered we shall be entitled to a reimbursement of expenses at the usual rate to be increased by travel and accommodation expenses Liability Neither we nor our employees and or our supporting personnel shall be liable for any damage whatsoever be it direct or indirect regarding work done in the broadest sense of the word or regarding goods delivered pursuant to the agreements to which the present General Terms and Conditions apply Without prejudice to the stipulations of section 1 we shall only be liable for damage if the contracting party proves that the damage is due to gross negligence or intent on the part of the directors of Holland Marine Parts B V We shall not indemnify the contracting party against gross negligence or intent on the part of our personnel or our supporting personnel neither shall we indemnify the contracting party vis a vis any third
70. valve V 101 00 Water inlet 3 302 00 Hose clamp 77 94 mm 311 00 Ring 3 303 00 Hose 37 76 mm L 1m 3 3ft 312 00 Nut 3 304 00 Pressure hose 2 51 mm 113 00 Seal Rubber 306 00 Hose clamp 48 60 mm 114 00 Elbow 90 3 BSP 307 00 Elbow 45 2 BSP M F 316 00 Reducer 3 BSP 2 5 BSP 308 00 Hose connector 2 51 mm 115 00 Ball valve 2 5 BSP 309 00 Ball valve 2 BSP 317 00 Hose connector 2 5 76 310 00 Nozzles 336 00 336 00 317 00 316 00 310 00 114 00 116 00 Set e LC 309 ff ur 306 00 302 00 3 Holland Marine Parts 19 Exploded View Jet Thruster JT 70 90 Single Pumpunit JT 90 JTS 90 00 3 Way valve 200 00 Hose clamp 77 94 mm 331 00 Water inlet 4 267 00 Hose clamp 115 145 mm 270 00 Ring 4 260 00 Hose 110 mm L 1m 3 3ft 268 01 4 261 00 Pressure hose 3 76mm 213 00 Seal Rubber 4 274 00 Elbow 45 2 BSP M F 316 00 Elbow 90 BSP 271 00 Hose connector 3 76 mm 2 BSP 215 00 Ball valve 4 BSP 269 00 Ball valve 2 BSP 317 00 Hose connector 110 mm 275 01 Nozzles 336 00 336 00 317 00 213 00 316 00 215 00 311 00 pa 20 Holland Marine Parts 4 em 268 01 l 2 74 00 267 00 2 Holland Marine Parts 21 Exploded View Jet Thruster JT 70 90 Co

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