Sea Strainer
Contents
1. Or AI WINJ Siren positive Siren lamp negative s Generator sensor positive Generator sensor negative screen Starboard sensor positive Starboard sensor negative screen Port sensor positive Port sensor 13 04 2004 12 34 29 CAUTION When removing outer sheathing take care not to damage the insulation of the individual core wires underneath NOTE The ferrules make for a neat and sound connection The wires are not crimped or soldered to the ferrules the silver tubular part is crushed onto the core when the terminal screws are fully tightened CAUTION When removing outer sheathing take care not to damage the insulation of the individual core wires underneath WARNING Ensure there is no power on the DC circuit when the wires are being connected T1650 Halyard Sea Strainer Manual V1 indd 7 5 4 Sensor Wiring for Single Engine Installations Remove approximately 37 mm 1 1 9 in of the grey outer sheathing from the sensor cable s with a wire stripping tool Cut back the exposed silver wire that lies between the black outer sheath and the silver inner sheath to the end of the outer sheath Very carefully remove the silver sheath in the same way as you removed the grey sheath Remove 8 mm 9 76 in of the red and black insulation of the two core wires Lightly twist the strands of the core wires together and insert each into one of the ferrules pro2. offers If you have any queries that can not be answered by your supplier or engineer please contact us direct on 44 0 1722 710922 or e mail Techhelp Halyard eu com 1 2 What it does The Sea Strainer Alarm monitors the flow of water to the engine raw water cooling pump which has a flexible impellor Marine engines use cold water from outside also referred to as raw water to cool the engine either directly by flowing through internal passages or indirectly through a heat exchanger or intercooler e The Sea Strainer Alarm is designed for use with inboard engines and is suitable for some outdrive sterndrive installations Check with Halyard technical department if in doubt e Should this water be blocked or substantially reduced the boat s engine raw water cooling pump impellor can quickly degrade typically in less than 30 seconds and the engine can then overheat and suffer damage In extreme cases a fire may break out e Common causes are a plastic bag caught in the inlet skin fitting a blocked inlet strainer or forgetting to open a closed seacock raw water inlet valve prior to starting the engine e By monitoring the flow of raw water directly the Sea Strainer Alarm may therefore give early warning preventing subsequent engine damage However its sole purpose is to warn against engine raw water pump impellor damage 13 04 2004 12 34 28 T1650 Halyard Sea Strainer Manual V1 indd 3 CAUTION If you have any do
3. other systems are correctly set 6 3 With Engine s Running Check e The entire raw water cooling system for leaks 6 4 Frost Protection e The Sea Strainer Alarm Sensor must be protected from frost e Usual frost precautions apply or e Engine raw water system must be drained or e Raw water system to be flushed through with a 50 50 antifreeze mix e Ifin doubt refer to engine user manual 6 5 Function e Once switched on the system will remain on stand by with the stand by light on Fig 3 e Inthe event of an alarm situation the relevant warning light will flash and the internal buzzer optional siren will sound The buzzer can be silenced by pressing the button on the display head Fig 3 e Take immediate action to avoid impellor damage Halyard Halyard Marine amp Industrial Limited Whaddon Business Park Southampton Road Whaddon Nr Salisbury UK SP5 3HF Phone 44 0 1722 710922 Fax 44 0 1722 710975 Website Halyard eu com E mail Techhelp Halyard eu com Halyard M amp I Limited makes no representations or warranties with respect to the contents or use of this manual and specifically disclaims any express or implied warranties of merchantability or fitness for any particular purpose Further Halyard M amp 1 Ltd reserves the right to revise this publication and make changes to its content at any time and to make changes to any and all parts of Halyard products without obligation to notify any person or entity
4. the sensor and tit the water line ensure two hose clamps hose clamps are used e It is preferential although not essential that the sensor is vertical and is not up against any on each hose tail so P ae other machinery parts so it will not vibrate each connection is double clamped Tighten the hose clamps using two on each hose connection e Open the seacock and check for leaks WARNING When fitting the sensor ensure it is not connected directly to or touching other metal components Sensor Housing as this can cause Stainless Cap excessive corrosion to the sensor Hose Tail Hose Clamps Sensor is calibrated DO NOT adjust the e e Flexible Hose black plastic locking ee nut Distorting the outer case of the Control Box may damage electronic components Removal of the stainless cap and or adjustment of the black nut inside it will invalidate warranty Do not connect the 2 Fitting the Junction Box Control Unit ly cabl ahaa re ive Find a position for the control box so that the wires from the sensor s can reach it easily when the engines are along a supported route well clear of any hot parts of the engine s or exhaust switched Ss the e Check that the red and black red twin core power supply cable can be connected to a ere ens eel 12 V 24 V DC source that is live ONLY when the engine is turned on This cable is 3 m long and can be extended if necessary e Fix
5. Display Head Wiring Common to all Installations Remove approximately 75 mm 3 in of the black outer sheathing from the display head cable s with a wire stripping tool Locate the mauve wire and cut it back as far as the outer sheathing This wire is not used Remove 8 mm 5 76 in of insulation of each core wire Lightly twist the strands of each core together and insert into one of the ferrules provided Make sure the wire is pushed in so the insulation enters the plastic end piece Connect the wires from the display unit or units if you have more than one to the control box as follows tightening the clamping screws as you go along Terminal 3 White Terminal 4 Blue Terminal 5 Green Terminal 6 Yellow Terminal 7 Red Terminal 8 Brown Terminal 9 Black Helm Display Type HMI 102 01 HMI Alert System Tel 44 0 1722 710922 Tel 44 0 1722 710922 Fax 44 0 1722 710975 Fax 44 0 1722 710975 E Mail techhelp halyard eu com Website www halyard eu com Website wy Junction Box T1650 Halyard Sea Strainer Manual V1 indd 6 E Mail techhelp halyard eu com wi Nalyard eu com Junction Box OEM OEM Control Box Wiring Installation Terminal Operation Port main engine ignition positive Starboard main engine ignition positive Generator ignition positive Ignition negative s Lamp port engine positive Lamp starboard engine positive Lamp generator positive COFPN DD
6. Station e As for single engine but with two Sea Strainer Alarm sensors Triple Engines or two plus generator set e As for single engine but with three Sea Strainer Alarm sensors 13 04 2004 12 34 28 WARNING CAUTION WARNING _ Accessories x Please check you have any accessories you ordered with the standard kit For example WARNING j j i es e Hose tails e sirens Su le ae are very loud a dB e Additional Helm Displays Activating or testing e 120 dB siren s ded si l a d e Any extra Sensors needed e g for a generator If in doubt seek advice BEFORE you start injurious to your the job hearing J NOTE Accessories are available individually and may be retrofitted at any time after initial installation Section 4 Installing the Components WARNING 4 1 Fitting the Sea Strainer Alarm Sensor Before fitting the e Screw two hose tails in to the sensor using thread tape or compound to ensure a sensor ensure the watertight seal The hose tails are to be the corresponding size to match the flexible ia valve is cooling water supply hose C J Identify the correct components from the Fig 1 below WARNING Cut the flexible cooling water supply hose immediately after the sea strainer and before the engine cooling pump Fig 2 ela e Slide th ds of the flexible supply h he hose tails on th d fit th cen arco he ide the two ends of the flexible supply hose over the hose tails on
7. T1650 Halyard Sea Strainer Manual V1 indd 1 Installation amp Operating Instructions 13 04 2004 12 34 27 Contents Halyard Sea Strainer Alarm Fitting Instructions Section 1 T1650 Halyard Sea Strainer Manual V1 indd 2 Section Page 1 Introduction 2 1 1 Thank you 2 1 2 What It Does 2 1 3 Before you begin 3 1 4 About these instructions 3 2 Tools and Fasteners 3 3 Basic Components and Accessories 3 4 4 Installing the Components 4 4 1 Fitting the Sea Strainer Alarm Sensor s 4 4 2 Fitting the Junction Box Control Unit 4 4 3 Fitting the Display at the Helm Station 5 5 Connections and Wiring 6 5 1 Control Box Terminals 6 5 2 Display Head Wiring Common to all installations 6 Dads Circuit Diagram 6 5 4 Sensor Wiring for Single Engine Installations 6 7 5 9 Sensor Wiring for Twin Engine Installations 7 5 6 Sensor Wiring for Generator Set or Third Engine 7 5 7 High Intensity Sirens 7 5 8 Connecting to a Power Supply 7 5 9 Fitting the OEM Junction Box Control Unit 7 6 Functional Checks 8 6 1 Electrical Checks 8 6 2 Before Starting the Engine 8 6 3 With Engine s Running Check 8 6 4 Frost Protection 8 6 5 Function 8 Introduction 1 1 Thank you Thank you for purchasing this Halyard Sea Strainer Alarm It is important to us that all our equipment works as advertised and that you enjoy the extra safety and peace of mind the Sea Strainer Alarm
8. e you should seek expert advice e CAUTION Indicates a hazard that could result in personal injury or damage to your boat or its equipment if suitable care is not taken e NOTE Contains additional information that may be of help Tools and Fasteners The Sea Strainer Alarm can be installed with the average DIY toolkit The only special equipment you might need is a wire stripping tool You will also need e Asharp knife or hacksaw to cut the existing flexible cooling water supply hose e A pair of side cutters if you wish to shorten the overall cable lengths e Electrical tie wraps or cable clips to secure the wiring to suitable supports e Asmall crosshead electrical screwdriver to fit the terminals on the control box e Spanners to fit the hose tail connections to the sensor e A flat blade screwdriver for the hose clamps e Extra cable for the siren s if fitted Basic Components and Accessories Standard Components e Before you start please check that your kit contains the following components All components are supplied in sealed polythene bags If you think you are short of any items please call us immediately Single Engine Single Helm Station e 1 x Sea Strainer Alarm Control Box with twin core red and red black wiring e 1 x Sea Strainer Alarm sensor e 1x Sea Strainer Alarm Helm Display mounting bracket and attached wiring This bag contains a smaller bag of screws and connectors Twin Engines Single Helm
9. jumper from terminals 10 and 11 on the Control Box Insert the wires from the sensor into terminals 10 and 11 just as you did for the main engine s It doesn t matter which wire goes into which terminal as long as you use only terminals 10 and 11 5 7 High Intensity Sirens Remove approximately 25 mm 1 in of the outer sheathing from the siren cable s with a wire stripping tool Extend the cable as required with wiring of similar gauge Lightly twist the strands of the core wires together and insert each into one of the ferrules provided Insert the wires from the siren s into terminals 1 and 2 with the red wire in terminal 1 positive tightening each screw as you go Locate the siren s under the helm console where it is protected from the weather Remember that the siren s produces an intense 120 dB Only the correct siren may be used It utilizes a non standard voltage 5 8 Connecting to a Power Supply The red and black red twin core cable from the Control Box should be connected to a 12 24 V DC circuit that is live ONLY when there is electrical power to the engine Connect RED to POSITIVE and BLACK RED to NEGATIVE A circuit that is made live when the starter key switch is turned to its first position is ideal Consult your boats wiring diagram or handbook if necessary If in doubt consult a qualified electrician 5 9 Fitting the OEM Junction Box Control Unit The OEM system is for an installation requiring warning lamps on
10. of such revisions or changes T1650 04 04 0 2K T1650 Halyard Sea Strainer Manual V1 indd 8 HMI 119 13 04 2004 12 34 30
11. play LED functions from the top down e Red Fault on strainer e Amber Stand by Press here to cancel audible alarm 102 Twin Engine Helm Display LED functions from the top down e Red Fault on port auxiliary strainer e Green Fault on starboard generator strainer e Amber Stand by Press here to cancel audible alarm 103 Triple Engine Helm Display LED functions from the top down Red Fault on port strainer Green Fault on starboard strainer Yellow Fault on generator third strainer Amber Stand by Press here to cancel audible alarm Cj 13 04 2004 12 34 28 Section 5 1 CAUTION Follow the wiring _ instructions carefully and check your connections against the circuit diagram on page 6 before connecting power Incorrect connectons could damage the unit f CAUTION When removing outer sheathing take care not to damage the insulation of the individual core wires underneath HMI Alert System Connections and Wiring 5 1 Control Box Terminals Terminals 1 and 2 are for the optional high intensity siren Terminals 3 to 9 are for the Display Head s Terminals 10 to 15 are for Sea Strainer Alarm sensors up to a maximum of three each with one pair of wires The control box is supplied with small pieces of wire known as jumpers connecting terminals 10 and 11 and 12 and 13 Do not remove the jumpers if you are not connecting sensor wiring to these terminals i 2
12. the control box to a bulkhead or other flat surface with the two self tapping screws provided or other suitable fasteners Make sure the casing is not distorted or put under stress by the fixing arrangement DO NOT connect the power supply at this time e Note this unit has an internal trip fuse T1650 Halyard Sea Strainer Manual V1 indd 4 13 04 2004 12 34 28 CAUTION _ Do not attempt to open the Display Head or you will destroy its water tightness and void the warranty T1650 Halyard Sea Strainer Manual V1 indd 5 d 4 3 Fitting the Display at the Helm Station The Display Unit is fitted with 10 m of hard wired i e permanently connected cable If you need to shorten this cable do so at the Control Box end Alternatively you can simply coil up any excess and secure it tidily in a convenient place Mount the Display Unit at the helm so it is readily visible and can be reached easily but is not directly exposed to seawater See Fig 3 below Run the cabling inside the boat to the Control Box For Displays mounted externally it is good practice to form a loop in the cable and have it running uphill at the point of entry to discourage water getting in Ideally the cable should pass through a waterproof gland or grommet Your local chandler should be able to provide such items HMI Alert System HMI N Alert System HMI 104 01 101 Single Engine Helm Dis
13. the instrument panel supplied by the customer instead of the standard helm display This unit has 3 separate alarm circuits each with an internal trip fuse It accepts 12 V or 24 V into terminals 1 2 and 3 It sends this voltage to terminals 5 6 and 7 in an alarm situation Fig 5 Siren positive terminal 8 will always output for a 12 Volt siren buzzer Sea Strainer Alarm helm displays cannot be used with the OEM junction box Position the unit as 4 2 Connections as Fig 6 13 04 2004 12 34 29 Section 6 Functional Checks 6 1 Electrical Checks e Double check all your connections and compare them with the wiring diagram Switch ON the power supply Check that e All lights on all Display Heads flash for several seconds and the internal buzzer sounds The warning lights extinguish after a few seconds leaving the amber Power ON light lit The high intensity siren if fitted does not sound NOTE Disconnecting a sensor wire from the Control Box can test the high intensity siren Do this with the power OFF and then switch back on The siren should sound Switch OFF and reconnect the sensor wire o 2 Before Starting the Engine Check Go over all your work one last time ensuring that e The clamps securing the flexible cooling water supply hose are fully tightened e Any other components you disturbed or removed during the fitting process have been refitted correctly e The raw water seacock s is OPEN and all
14. ubts at any time about installing this equipment please consult a qualified person or call Halyard for advice DANGER WARNING CAUTION NOTE Section 2 CAUTION We strongly recommend that a proper wire stripping tool be used to remove insulation thus avoiding the potential danger of sharp blades Section 3 CAUTION Take care not to lose any of the small components when you unpack the bags 1 3 Before you begin e Before you start please read through these instructions carefully e Fitting the Sea Strainer Alarm involves Cutting in to a section of flexible cooling water supply hose immediately after the sea strainer before the engine cooling water pump e Installing the sensor in to the flexible hose with hose clamps e Mounting the Junction Box Control Unit in a suitable location e Mounting the Helm Display or Displays e Wiring the system 1 4 About these instructions The panels on the left of the pages draw attention to SAFETY CONSIDERATIONS of the adjacent text in accordance with the conventions of the Recreational Craft Directive e DANGER Indicates a hazard that could EASILY result in death or serious injury if proper precautions are not taken If you have any doubts about what precautions to take you should seek expert advice e WARNING Indicates a hazard that could result in death or serious injury if proper precautions are not taken If you have any doubts about what precautions to tak
15. vided Make sure the wire is pushed in so the insulation enters the plastic end piece Cut off any protruding strands at the other end Carefully insert the wires from the sensors into terminals 14 and 15 of the control box tightening each clamping screw as you go Note it doesn t matter which wire goes in which terminal as long as you use only terminals 14 and 15 DO NOT remove the wire jumpers from any of the other terminals 5 5 Sensor Wiring for Twin Engine Installations Prepare the wiring for both sensors as in the Single Engine instructions above Remove the jumper from terminals 12 and 13 Insert the wires from the PORT left engine sensor into terminals 14 and 15 tightening each screw as you go It doesn t matter which wire goes into which terminal as long as you use only terminals 14 and 15 Make sure the wires are still pushed firmly into the ferrules Insert the wires from the STARBOARD right engine sensor into terminals 12 and 13 tightening each screw as you go It doesn t matter which wire goes into which terminal as long as you use only terminals 12 and 13 Make sure the wires are still pushed firmly into the ferrules DO NOT remove the wire jumpers from terminals 10 and 11 5 6 Sensor Wiring for Generator Set or Third Engine A Generator Set sensor is treated exactly the same as a main engine sensor Prepare the wiring for the Generator Set sensor as for a single or twin engine installation above Remove the wire
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