Wilo Wilo-SiFire FIRST Installation And Operating Instructions Manual Download Page 1

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Pioneering for You

Wilo-SiFire FIRST

4243594 • Ed.01/2020-12

Installation and operating instructions

Summary of Contents for Wilo-SiFire FIRST

Page 1: ...Pioneering for You Wilo SiFire FIRST 4243594 Ed 01 2020 12 en Installation and operating instructions ...

Page 2: ......

Page 3: ... of delivery 12 4 7 Accessories 12 5 Transportation and storage 12 5 1 Delivery 12 5 2 Transport 12 5 3 Storage 14 6 Installation and electrical connection 14 6 1 Personnel qualifications 14 6 2 Operator responsibilities 14 6 3 Information on monitoring devices 14 6 4 Installation 15 6 5 Electrical connection 22 7 Commissioning 23 7 1 Initial operations and general checks 24 7 2 Procedure for comm...

Page 4: ...r 70 11 1 Functions 70 11 2 protective devices 71 11 3 HMI of jockey pump 71 11 4 Commissioning 72 11 5 Parameter and menu description 72 11 6 Alarms 74 11 7 Maintenance 74 12 Faults causes and remedies 74 13 Spare parts 80 13 1 Recommended spare parts inventory 80 14 Disposal 80 14 1 Information on the collection of used electrical and electronic products 80 14 2 Diesel motor 81 14 3 Batteries re...

Page 5: ...nadequate configuration due to inadequate or incorrect instructions by the operator or the client ƒ Non compliance with these instructions ƒ Improper use ƒ Incorrect storage or transport ƒ Incorrect installation or dismantling ƒ Insufficient maintenance ƒ Unauthorised repairs ƒ Inadequate construction site ƒ Chemical electrical or electrochemical influences ƒ Wear 2 Safety This chapter contains ba...

Page 6: ...formation on handling the product Markups Prerequisite 1 Work step list Notice instructions Result Notices on the product Comply with all notices and marks on the product and keep them in legible condition ƒ Direction of rotation flow symbol ƒ Mark for connections ƒ Rating plate ƒ Warning stickers Symbols These instructions use the following symbols Danger caused by electric voltages Danger of exp...

Page 7: ...nowledge in the areas of fire protection and motor technology English French German Italian Spanish ƒ Maintenance work trained fire protection specialist according to the state of the art EN 12845 Use and disposal of operating fluids trained in the functioning of the complete sys tem ƒ Lifting work trained specialist for the operation of lifting devices Lifting equipment lifting gear attachment po...

Page 8: ... when hoisting the product 2 6 Operating fluids Systems with diesel motors use the following operating fluids ƒ Diesel fuel ƒ Motor oil ƒ Battery acid These operating fluids are harmful to the environment and must not be released into the soil or waters Wipe up drips immediately Diesel fuel ƒ R 40 Suspected carcinogenic effect ƒ R 65 Hazardous to health may cause lung damage if swallowed ƒ R 66 Re...

Page 9: ...nking water ƒ Fluids containing high quantities of abrasive contents e g sand gravel Intended use requires compliance with this manual Any other use is regarded as non compliant with intended use 4 Product description 4 1 Structure of pressure boosting system A B 1 2 3 4 5 6 7 8 1 2 3 4 5 6 7 Fig 1 System structure A Pressure boosting system with electric motor and jockey pump 1 Hydraulics pump 2 ...

Page 10: ...ments ƒ Main pump with electric or diesel motor The hydraulics and the motor are connected to a coupling This enables the hydraul ics impeller and motor to be removed separately ƒ Vertical multistage jockey pump Enables small corrections in the event of leakages and keeps the pressure level in the system constant ƒ Switchgear One switchgear per pump ƒ Pipes in steel ƒ Valves on discharge connectio...

Page 11: ... designed to operate on a frequency converter 4 4 Technical data Ambient conditions Operating pressure ƒ Without jockey pump max 16 bar ƒ With jockey pump max 12 bar Jockey pump drop in pressure 0 7 bar at 100 l min Ambient temperature minimum ƒ With electric motor 4 C ƒ With diesel motor 10 C Ambient temperature maximum ƒ Without jockey pump 40 C ƒ With jockey pump 35 C Relative humidity max 50 a...

Page 12: ...rt kit Silencer 30 dBA Hydraulic heat exchanger standard from 26 5 kW motor power More details about installation calibration and adjustment of the delivered accessories can be found in the manufacturers instructions Order accessories separately 5 Transportation and storage 5 1 Delivery After receiving the shipment this must be checked immediately for defects damage completeness Defects must be no...

Page 13: ...ansport Risk numbers Diesel fuel R 40 R 65 R 66 R 51 53 Battery acid R 35 CAUTION Material damage due to incorrect attachment Do not attach lifting gear on the pressure side pipework The pipework is not de signed for these loads Ensure during attachment that the lifting gear does not impact the pipework The high bending stress may damage the pipework and lead to leakage A B Fig 3 Transport A Trans...

Page 14: ...ropriate technical training knowledge and experience who can identify and prevent electrical hazards ƒ Installation dismantling work qualified fire protection specialist according to the state of the art EN 12845 Correct installation and connection of the system to the supply line ƒ Lifting work trained specialist for the operation of lifting devices Lifting equipment lifting gear attachment point...

Page 15: ... disconnected have the batteries disconnected by a qualified electrician DANGER Risk of fatal injury due to dangerous lone working practices Work in chambers and narrow rooms as well as work involving risk of falling are dan gerous work Such work may not be carried out autonomously A second person must be present for safety reasons WARNING Hand and foot injuries due to lack of protective equipment...

Page 16: ...ove the centre line of the pump ƒ The centre line of the pump must not be located more than 2 m above the lowest water level in the water tank ƒ Suction line diameter min 65 mm ƒ Flow rate in the suction line max 1 8 m s at maximum volume flow ƒ Install a suction strainer in the suction line Diameter at least 1 5 times the nominal diameter of the suction line Grain particle size max 5 mm Install a...

Page 17: ...the lowest point in the suction line ƒ Install a suction strainer upstream of the foot valve Diameter at least 1 5 times the nominal diameter of the suction line Grain particle size max 5 mm The suction strainer must be able to be cleaned without draining the water tank ƒ Install one automatic priming device per pump The priming device consists of break tank pipe with non return valve descend ing ...

Page 18: ...re that only authorised personnel has access ƒ Protection from rain snow and frost ƒ Ambient temperature and max humidity System with electric motor 4 C 40 C System with diesel motor 10 C 40 C Max humidity 50 ƒ Even installation surface Sufficiently stable foundation NOTICE The operator is responsible for the provision and suitability of the foundation ƒ To ensure that the motor is sufficiently co...

Page 19: ...nect the pipes Alternatively the system can also be sealed to the foundation In this case the base frame is cast into the concrete foundation The concrete foundation must weigh at least 2 5 times as much as the system 6 4 4 Connecting the pipes NOTICE Connection to the public water supply network When making the connection observe the applicable regulations guidelines and re quirements of the wate...

Page 20: ...re The NPSH value at the pump connection must exceed the required NPSH value by 1 m at max volume flow ƒ Connect a separate suction line to the inlet connection of the jockey pump ƒ Recirculation circuit Separate water circuit for manual operation and test runs ƒ Guide hydraulic pressure relief valve back into the water tank or break tank ƒ Optional circuits Connect sprinkler system to protect the...

Page 21: ...g The exhaust gases can be evacuated outside as follows ƒ Via an exhaust system If the supply air and exhaust air openings are on the same side install an exhaust pipe on the motor ƒ Room ventilation with cross ventilation If the supply air and exhaust air openings are installed opposite each other cross ventilation the exhaust pipe can be omitted Ensure a minimum air flow according to the followi...

Page 22: ...t to the fuel tank ƒ Only install valves with position indication and safeguards in the open position ƒ Make sure fuel pipes are made of metal ƒ Attach fuel supply pipe at least 20 mm above the bottom of the tank ƒ Vent the fuel tank to the outside 6 5 Electrical connection DANGER Risk of death due to electrocution Improper conduct when carrying out electrical work can lead to death due to electri...

Page 23: ... off Secure against being activated inadvertently 1 Connect battery to the switchgear Batteries connected Once the switchgear has been activated the batteries begin charging 6 5 3 Diesel motor Installing the heat ing To heat the motor oil and diesel fuel connect an appropriate heating element as re quired 6 5 4 Jockey pump CAUTION Systems with jockey pump Jockey pump starts immediately When the ma...

Page 24: ...sting system in automatic mode before the fire fighting system has been completely assembled according to the standard The commissioning of an incomplete fire fighting system will invalidate the warranty 7 2 Procedure for commissioning ƒ When setting the automatic operation of the pump motor unit it is necessary to define the procedures of the maintenance program and the responsibilities for inter...

Page 25: ... sure that the power supply matches the data on the pump s rating plate and that all three phases are connected correctly ƒ Follow the commissioning instructions in the chapter on the electric pump control ler CAUTION Material damage due to overheating To avoid overheating that could damage the main pumps always check that the wa ter flow through the recirculation circuit meets the requirements of...

Page 26: ...t or if the minimum level used to check the starting and operation of the pumps is not guaranteed open other cir cuits e g flow meter leak test valve of the shut off valve drain valve etc CAUTION The diesel motor may start at maximum speed Leave the pump running for 20 minutes to check whether the motor speed is com patible with the specification on the system s rating plate CAUTION Material damag...

Page 27: ...orrect oper ation of both pressure switches See Fig 10 Close valve 2 and open valve 1 to carry out the test Close valve 1 and open valve 2 to end the test and restore the pressure in the circuit Then follow the instructions on the pump s switchgear to check the correct functioning of the automatic mode CAUTION Material damage due to overheating To avoid overheating that could damage the main pumps...

Page 28: ...l pump ƒ Empty the priming tank or simulate the effect to start the electric pump via the float switch signal ƒ Then follow the instructions on the pump s switchgear to check the correct opera tion of the pump CAUTION Incorrect pressure level can result in a fault If the system pressure does not return to the starting level of the main pump pres sure switches please refer to the chapter on the swi...

Page 29: ...ys wear personal protective equipment Maintenance must be performed ONLY by qualified personnel In case of lack of instructions always con tact the supplier or qualified personnel Never perform work alone that requires the presence of more than one person WARNING Injuries due to sparking at the battery terminal Sparks may be generated when connecting or disconnecting the battery Never con nect or ...

Page 30: ...ing configuration of the controller ƒ Check that the warning lights on the connector set are working properly ƒ Check that the minimum tank well level alarm is working properly ƒ Check electrical connections for insulation damage burns loosening of terminals etc ƒ See also the procedures indicated in the user manuals specific for the various com ponents of the pressure boosting system ƒ Check that...

Page 31: ...heck valves 5 Check that the switchgear is in auto start mode 6 Check the efficiency of the electrical switchgear 7 Check the efficiency of the switchgear alarm LEDs 8 Check the efficiency of the minimum level alarm of the tank tank for fire fighting purposes level well 9 Check the electrical connections for burns insulation damage and loose screws on the terminal blocks 10 Check the preload of th...

Page 32: ...ing cannot be used for electrical grounding Remove all such ground connections and use an alternative solution 4 Check the water supply to each control station in the system The pump s should start automatically and the measured pressure and flow rate values should not be less than those given in the factory design 5 Record all changes 6 Check the correct operation of all valves supplying the spri...

Page 33: ...l injury due to overpressure in the diaphragm pressure vessel To avoid possible explosions do not exceed the rated pressure limits of the jockey pump s diaphragm pressure vessel DANGER Risk of fatal injury due to electrical current The personnel in charge of connecting the electrical equipment and motors must be qualified for the type of work and must connect it according to the wiring diagrams su...

Page 34: ...y wear acid resistant protective gloves WARNING Diesel motor Environmental damage due to leaking operating fluids Systems with diesel motors use the following operating fluids Motor oil diesel fuel and battery acid These operating fluids are harmful to the environment and must not be released into the soil or waters Attach a suitable protective device collecting tank oil mat during transport Risk ...

Page 35: ... intensity active power within the nominal range ƒ The status of the pump started is highlighted by the corresponding green LED on the front panel ƒ Once started automatically the motor is no longer stopped unless the pressure switches have been reset and an operator has performed the stop by pressing the front STOP button Manual mode ƒ When the device is in manual mode situation highlighted by th...

Page 36: ...e password is used to enable or block access to the setup menu and the command menu ƒ If the passwords have been enabled you must first enter the relevant numerical ac cess code to gain access ƒ To enable the use of passwords and define the access codes refer to the relevant setting menu ƒ There are two levels of access depending on the code entered User level access allows you to reset the regist...

Page 37: ...et the relevant page is not displayed ƒ For some pages there are sub pages accessible via the button ƒ The user has the possibility to specify on which page and on which sub page the display must return automatically after a time has elapsed without pressing any keys ƒ It is also possible to program the system so that the display always remains in the position where it was left ƒ For the setting o...

Page 38: ...en Electric pump switchgear 38 WILO SE 2020 12 Maintenance Event log Inputs outputs Digital inputs statuses Digital outputs statuses Remote alarms Alarm status Date time System page ...

Page 39: ...the thresholds depends on the following functions Min function With the Min function the lower threshold is switched on and the upper reset threshold is reset When the selected measured value is below the lower limit the threshold is triggered after the set delay When the measured value is higher than the upper limit the reset is triggered after the set delay Max function With the Max function the...

Page 40: ...esholds etc In this case the PLCx variables will be used ƒ For each alarm the user has the possibility to define a freely programmable message that will appear on the alarm pop up window ƒ For user alarms it is possible to define the properties in the same way used for nor mal alarms It will then be possible to decide whether a certain alarm should stop the motor activate the siren or close the gl...

Page 41: ...level password you will not be able to access the edit page and you will see a denied login message If you are logged in the edit page will be displayed When in edit mode the value can be changed with the and keys A bar graph will also be displayed indicating the setting range the min imum possible values the previous value and the default value ƒ Pressing sets the value to the minimum possible an...

Page 42: ... Default page shown on the display at power on and after the delay Global pages list P01 09 Electric pump description FFL String 20 char These parameters are accessible with user level passwords M02 General Unit Standard Area P02 01 Rated voltage VAC 400 110 600 P02 02 Type of connection L1 L2 L3 L1 L2 L3 N L1 L2 L3 P02 03 Rated frequency Hz 50 50 60 P02 04 Rated current A 10 0 0 1 1000 0 P02 05 R...

Page 43: ...08 n 01 Maintenance interval H 720 1 9999 P08 n 02 Maintenance hours count Total hours Total hours Pump hours Note This menu is divided into 3 sections referring to the 3 independent MNT1 MNT3 maintenance intervals P08 n 01 Defines the scheduled maintenance period expressed in hours If set to OFF this maintenance interval is disabled P08 n 02 Defines how the time elapsed for the specific maintenan...

Page 44: ...n is made with the modes foreseen by the relative set up data set ƒ No LCD The alarm is managed normally but is not shown on the display Enabled Retentive Global Type A Type B Siren Sir 04 Sir 24 Running Inhibit Modem No LCD CODE DESCRIPTION DEFAULT ALARM PROPERTIES A01 Low mains voltage A02 High voltage grid A03 Low network frequency A04 High frequency network A05 Mains voltage asymmetry A06 Phas...

Page 45: ...n the M05 menu or the input programmed with the pump pressure switch function has not closed A09 Locked rotor Motor current higher than 500 of the rated for a time longer than 5s A10 Dry running Pump runs with vacuum Measured power factor lower than the threshold set in P05 13 A11 Current too low The motor current is below the threshold set in P05 06 A12 Current too high The motor current is highe...

Page 46: ... pump failure function A35 Maximum pilot pump time Alarm generated when the threshold set in parameter P02 21 is exceeded if there is an input programmed with the Pilot pump active function A36 Drainage pump failure Alarm generated by the input programmed with the Drain pump failure function A37 Communication error Communication via RS 485 does not work correctly Check wiring and communication par...

Page 47: ...the pump room is not working e g thermal trip Drainage pump failure With active input it signals that the drainage pump in the pump room is not able to operate e g thermal trip Flood valve With active input it signals the active deluge valve OFF mode With active input the pump control outputs are opened and further starts are inhibited Test valve With active input it signals alarm A39 Test valve o...

Page 48: ...ctive Low pump room temperature Output energised when alarm A17 Pump room temperature too low is active Pilot pump failure jockey Output active if pilot pump failure input function is programmed and this input is active AUTOMATIC TEST start This output is activated during the first 20 seconds of the automatic test see parameter P07 01 Axx Output energised when alarm Axx is active xx 1 number of al...

Page 49: ...p memory Advanced Transfers the parameters saved in the backup memory to the active settings memory C15 I O Forcing Advanced Enables the test mode that allows you to manually energise any output NOTICE In this mode the responsibility for controlling the out puts is completely entrusted to the end user C16 PLC program reset Advanced Clears the program with PLC logic from the internal memory Once yo...

Page 50: ...lay is de energized The state of the motor running is indicated by the green LED ƒ If on the other hand the motor does not start the attempt continues for the set maximum time default 6s and then pauses and attempts with the alternative bat tery relay ƒ The attempts are alternated up to the set maximum number after which the alarm A31 failed motor start is generated ƒ When the A31 alarm occurs the...

Page 51: ...ith it in creases NOTICE This procedure is also useful for checking the state of the batteries In the event that a correct value voltage is measured at the ends of a battery due to the voltage gen erated by the battery charger it may happen that this value drops sharply during start up 10 1 4 Main menu Fig 12 4 Description 1 Password entry Setting the numerical code that allows access to protected...

Page 52: ...he digits of the password then move to the key icon ƒ When the password entered corresponds to the User Level Password or Advanced Level Password the corresponding unlock message appears ƒ Once the password is unlocked access will remain enabled until you unlock it the device is switched off the device is reset after exiting the settings menu more than 2 minutes elapse without the operator touchin...

Page 53: ...ation and operating instructions Wilo SiFire FIRST 53 Page Example Battery status Auxiliary voltage Pump monitoring Commissioning Pump operation statistics Maintenance Event log Digital input list and status Digital output list and status ...

Page 54: ...on of the other devices of the fire fighting sys tem equipped with RS485 to coordinate them and send them to the alarm remote control system 10 1 8 Compliance with EN 12845 With the control unit set by default the operation complies with the EN12845 standard For this condition to be maintained the following conditions must be met 1 the automatic test must be disabled P13 01 OFF 2 the motor detecti...

Page 55: ...M09 ENGINE TEMPERATURE 1 Measurement source limit thresholds M10 ENGINE TEMPERATURE 2 Measurement source limit thresholds M11 FUEL LEVEL Measurement source limit thresholds M12 ENGINE START Motor start and stop mode M13 AUTOMATIC TEST Period duration automatic test mode M14 MAINTENANCE Maintenance intervals M15 DIGITAL INPUTS Programmable digital input functions M16 DIGITAL OUTPUTS Programmable di...

Page 56: ...mory Backup and restore data com mands are available in the command menu 10 3 Overview of the most important parameters The controller is programmed and preset at the factory for fully automatic operation However some of the main parameters contained in the respective menus are M01 Utilities Unit Standard Area P01 01 Language Language selection for the texts on the display English English Italian ...

Page 57: ...andard Area P03 01 Enabling password for menu access OFF OFF ON PRESET P03 02 User level password 1000 0 9999 P03 03 Advanced level password 2000 0 9999 P03 04 Remote access password OFF OFF 1 9999 M04 Ambient temperature Unit Standard Area P05 01 Room temperature reading Defines the source from which the room temperature measurement is taken OFF measurement disabled INT measurement from sensor in...

Page 58: ... limit for alarm A26 110 100 120 P07 04 Delay MAX speed alarm for alarm A26 S 3 0 0 5 60 0 P07 05 MIN speed limit for alarm A25 90 80 100 P07 06 Delay MIN Speed alarm for alarm A25 S 5 0 600 M8 Oil pressure Unit Standard Area P08 01 Source measure Specifies from which source the fuel level meas urement is taken OFF not managed RES3 taken from the resistive sensor with analogue in put on terminal R...

Page 59: ...MAX Alarm limit temperature 100 20 300 P09 07 MIN Alarm limit temperature OFF OFF 20 300 P09 08 Heater activation threshold OFF OFF 20 300 P09 09 Heater deactivation threshold OFF OFF 20 300 P09 10 Faulty temperature sensor alarm delay Min OFF OFF 1 60 M10 Motor temperature 2 Unit Standard Area P10 01 Source measure Specifies from which source the fuel level meas urement is taken OFF not managed R...

Page 60: ...ensate for example the cable length This value can also be set without entering setup us ing the quick function in the command menu which allows you to see the measurements while performing calibration Ohm 0 30 0 30 0 P11 05 Capacity unit of measurement l gal P11 06 Tank capacity OFF OFF 1 30000 P11 07 Rated hourly motor consumption P11 05 h OFF OFF 0 0 200 0 P11 08 MIN Pre alarm fuel OFF OFF 1 10...

Page 61: ...ase Cycle The glow plug out put remains activated during the entire starting cycle Normal Normal start cycle P12 16 Stop magnet operation mode Normal The stop magnet output is activated during the stop phase and after the actual motor stop is extended for the set time Pulse the stop magnet output remains activated only during a timed pulse No pause during the pause between one start and the next t...

Page 62: ...e B Siren Repeat 4h Repeat 24h Engine started Inhibit Modem No LCD CODE DESCRIPTION DEFAULT ALARM PROPERTIES A01 Motor temperature pre alarm 1 analogue sensor A02 High temperature motor 1 ana logue sensor A03 Temperature sensor fault 1 analogue sensor A04 Low motor temperature 1 ana logue sensor A05 Pre alarm motor temperature 2 analogue sensor A06 High temperature motor 2 ana logue sensor A07 Ana...

Page 63: ...op A34 Battery voltage A high A35 Battery voltage A low A36 Inefficient A battery A37 Battery charger alarm A A38 Battery voltage B high A39 Battery voltage B low A40 Inefficient B battery A41 Battery charger alarm B A42 Battery charger alternator failure A43 Auxiliary voltage too low A44 Auxiliary voltage too high A45 System error A46 Ambient temperature too low analogue A47 Ambient temperature t...

Page 64: ...ogue sensor Motor temperature above the pre alarm threshold set by P10 05 A06 High temperature motor 2 analogue sensor Motor temperature above the alarm threshold set by P10 06 A07 Analogue temperature sensor fault 2 The resistive temperature sensor is an open circuit dis connected A08 Low temperature motor 2 analogue sensor Motor temperature below the alarm threshold set by P10 07 A09 High motor ...

Page 65: ...t decelerated and the speed signal W pick up remains below the threshold of P07 05 for the time set in P07 06 A26 Low fuel prewarning analogue sensor This occurs when the speed signal W pick up remains above the threshold of P07 03 for the time set in P07 04 A27 Pinion inserted feedback on during pause Alarm generated when the analogue input of the pinion signals that the motor start is on but has...

Page 66: ...evel in the reservoir tank is below the threshold set with P02 16 A50 Empty water reserve analogue The water level in the water storage tank is below the threshold set with P02 17 A51 Low level priming tank Alarm generated by the input programmed with the function Priming tank level A52 Output power supply disconnected Alarm generated by power failure on terminal 25 A54 System not in automatic mod...

Page 67: ... parameter P15 n 02 See menu M15 Programmable Inputs for more details Function Description Disabled Input disabled Configurable Free user configuration To be used for example if the input is used in a PLC logic Start pressure switch Motor pump starting from pressure switch contacts Start from priming tank level Priming level sensor for start Automatic start lock Automatic mode exclusion selector O...

Page 68: ...tart inhibition If the motor is running it is stopped Test valve With active input it signals alarm A78 Test valve open Modbus script inhibition Inhibits that Modbus writes commands 10 5 2 Overview of output functions The following table shows all the functions that can be associated with OUTn program mable digital outputs Each output can then be set to have normal or inverted function NOR or REV ...

Page 69: ...put energised when user alarm UAx is active 10 6 Command menu The command menu allows you to perform occasional operations such as zeroing of measurements counters alarms etc If you have entered the password for advanced access then you can also use the command menu to perform automatic operations useful for configuring the instrument The following table shows the functions available with the comm...

Page 70: ... value in engineering quantities C16 PLC program reset Advanced Clears the program with PLC logic from the internal memory Once you have selected the desired command press to execute it The instru ment will ask for confirmation Pressing again the command will be executed To cancel the execution of a selected command press STOP To exit the command menu press STOP 11 Jockey pump switchgear Fig 13 11...

Page 71: ... digital pressure indication error display and configuration menu 2 Programming keys 3 Green mains presence warning light LINE 4 Red light for signalling error conditions FAILURE 5 Yellow indicator light for signalling pump in operation PUMP ON Button Description RESET Arrow key RESET Scrolls the menu pages forward and resets the system in case of alarms and or errors Button increases the value of...

Page 72: ...ab sorbed by the motor In this screen it is possible to keep the key pressed to operate the pump forcibly even in the absence of water excluding the dry running protection to allow the loading of the pump itself Language You can customise the language of menus and alarm messages Use the and keys to change the parameter value 11 5 2 Installation parameter These parameters are contained in hidden sc...

Page 73: ... Use the and keys to change the parameter value 24h anti blocking protection A function that automatically starts the pump after it has been not used for more than 24 hours If this function is activated and no pump start is performed within 24 hours a forced cycle of 15 seconds will be performed to prevent system in activity from causing mechanical components e g mechanical seal to lock This will ...

Page 74: ...k the system To clear the error condition press the central reset button Over Pressure The intervention of this alarm indicates a pressure in the system higher than the value set in the P Limit parameter This can occur in load pump applications i e when the pump pressure is added to the inlet load pressure If the error occurs fre quently try to increase the parameter Limit or contact the installer...

Page 75: ...closed shut off valves Open the suction and discharge valves Worn pump Check and repair Pump impeller blocked Check and repair Suction strainer clogged filters Check and repair Worn pump and motor joint Check and repair The motor does not reach the rated speed See next item Voltage too low at the ends of the motor Check supply voltage connections and cable cross sec tions on the supply line The mo...

Page 76: ...Realign Pump cavitation Review the sizing of the system Abnormal vibrations Water with high air content Check that there are no leakages in the suction line Check the distance between the suction units If more than one pump is installed install anti vortex plates Bearing wear pump motor shaft Replace Wear on pump motor coupling rubber plugs Replace Misalignment between pump and mo tor Realign The ...

Page 77: ...lum speed Check the rpm on the display of the switchgear See next item The motor does not reach the rated speed or it is oscillating Throttle lever in wrong position Check adjust the speed and secure the lever Clogged fuel filter Replace Faulty injector pump Contact customer service Overload for partially blocked pump Dismantle and check Non axis joint Align correctly Throttle lever in wrong posit...

Page 78: ...ctric pump The pump switches on and off con tinuously The system is leaking Check the various hydraulic connections On the display check for the presence of any pressure drops when the taps are closed Check the switchgear Check for possible presence of dirt in the check valve that prevents it from closing perfectly If necessary clean with compressed air Install a small expansion vessel at the swit...

Page 79: ...les Check the tightening of the terminals Earthing or short circuit at winding Dismantle the motor and have it repaired at the factory Inability to operate under load after start up Insufficient sizing of the switch and fuses of the power supply line Resize and replace Insufficient voltage Check the power supply Pump blocked Remove the rotating part and check Presence of voltage on the motor housi...

Page 80: ...es and incorrect or ders the serial or article number must always be supplied Subject to change without prior notice 13 1 Recommended spare parts in ventory To ensure that interventions can be made and the system can be restored quickly maintaining a stock of the following spare parts is recommended Main pump with electric motor ƒ 1x mechanical seal spare part kit ƒ 1x start up pressure switch ƒ 1...

Page 81: ...l motor As a result of the design the diesel motor contains motor oil and diesel fuel These op erating fluids are harmful to the environment and must not be released into the soil or waters All information necessary for disposal can be found in the motor instructions If the dis posal information is missing or incomplete contact the motor manufacturer s customer service 14 3 Batteries rechargeable ...

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Page 84: ...Pioneering for You Local contact at www wilo com contact WILO SE Wilopark 1 44263 Dortmund Germany T 49 0 231 4102 0 T 49 0 231 4102 7363 wilo wilo com www wilo com ...

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Wilo Wilo-SiFire FIRST, Installation And Operating Instructions Manual

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Summary of Contents for Wilo-SiFire FIRST

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