AUTOTERM FLOW 14D-12 User Manual Download Page 1

Page: 1 / 36

v02.2021

User’s manual

with installation instructions

for AUTOTERM Liquid heaters.

FLOW-5D 12V/24V

FLOW-5B 12V

FLOW-14D 12V/24V

Manufacturer: ADVERS LLC

Novo-Sadovaja str. 106, 443068, Samara, Russia

www.autoterm.ru

Representative office of manufacturer: AUTOTERM LLC

Paleju 72, Marupe, Latvia, LV-2167

Warranty Department

[email protected]

Technical Support

[email protected]

www.autoterm.com

Summary of Contents for FLOW 14D-12

Page 1: ... 24V FLOW 5B 12V FLOW 14D 12V 24V Manufacturer ADVERS LLC Novo Sadovaja str 106 443068 Samara Russia www autoterm ru Representative office of manufacturer AUTOTERM LLC Paleju 72 Marupe Latvia LV 2167 Warranty Department warranty autoterm com Technical Support service autoterm com www autoterm com ...

Page 2: ...tallation of the fuel system 17 3 6 Installation of heater wiring 21 3 7 Installation of the control panel 23 4 Testing the heater after installation and first launch 23 4 1 Automatic Control Features 24 4 2 Vehicle alarm wire start 24 5 Recommendations 25 6 Malfunctions 26 7 Warranty Terms 28 Annex 1 Basic parameters specifications of heaters 29 Annex 2 Connection diagrams of heaters 30 Annex 3 S...

Page 3: ...hort as well as users of the product after installation The document covers instructions and guidelines for the installation of the product on a variety of land vehicles and small maritime vessels e g yacht boat cutter It also covers function tests of the product after installation and basic maintenance procedures to ensure the heater operates reliably Please read this manual before installing and...

Page 4: ...rameters If the coolant temperature exceeds the set temperature the heater switches to the cooling mode combustion stops but the pump continues to circulate the coolant throughout the vehicle s heating system As soon as the coolant temperature drops to the pre set temperature the heater switches on again The liquid heater continues working for between 20 to 120 minutes determined in its settings o...

Page 5: ... is installed must be equipped with a fire extinguisher Do not install the heater electric wiring harnesses near the fuel line and the exhaust pipe Disconnect the heater from its battery during repair work on the heater Do not connect the heater to the power circuit of the vessel when the engine is operating and there is no battery Do not connect or disconnect heater connectors when the heater is ...

Page 6: ...age workshop etc Do not step on the heater or put any objects on it and in it Electric wiring the air intake and the fuel pipe must be protected from contact with sharp edges of vehicle structures If any work was done on a cooling system repair or replacement of coolant it is necessary to bleed the system For safety reasons contact the service shop to troubleshoot the heater if it fails to launch ...

Page 7: ... of fuel pumps may have different fuel outputs and their fuel pipes may have a different diameter see Section 3 5 for more information on installing the fuel system Disregarding these instructions can cause fuel to overflow in the heater or lead to an insufficient flow of fuel thus damaging the heater Electrical wiring All old wiring electrical connections control panels etc must be removed and in...

Page 8: ...d below the level of the coolant expansion tank When installing the heater on a maritime vessel it must be protected from water Consider the maximum heel of the vessel Maximum heel must not bring water into the discharge channel for exhaust gases Bilge and water must also not get on the heater The heater cannot be installed in coolant systems where coolant system pressure can exceed a pressure of ...

Page 9: ...t installation The heater must be installed according to Fig 1 The FLOW 5 must be fixed to the mounting bracket with at least three M5x12 bolts tightened with a force of 10 Nm The mounting bracket may be installed vertically or horizontally The mounting bracket must be fixed to the body of the vehicle with four M6 bolts tightened with a force of 11 8 Nm see Fig 2 The FLOW 14D standard bracket is f...

Page 10: ...ing installation use the rubber hoses and shaped pipes included in the installation kit of the heater The hoses must be laid avoiding sharp bends or crimps and it must be possible to maintain them in a raised position from the heater to ensure unrestricted air bleeding When laying the hoses ensure that they are not installed beside the exhaust system and engine parts which are heated to a high tem...

Page 11: ...by 180 for FLOW 5 or by 90 for FLOW 14D see Fig 6a b To turn the pipes loosen the screw in the fixation plates Turn the pipes to the desired position and retighten the screw in the fixation plate Do not rotate the pipes while the screw is being tightened It will damage the gaskets and cause a leak Angle pipes can be changed for straight pipes in the FLOW 5 sold separately The installation position...

Page 12: ... When laying the air intake pipe avoid sharp bends and do not obstruct the opening of the air intake pipe with foreign objects Make sure the opening is pointing downwards see Fig 8 If that is not possible a Ø3mm hole needs to be drilled at the lowest point of the pipe The correct installation of the exhaust and air intake pipes is when they are on the same side Fig 9a b The distance between them s...

Page 13: ...t is recommended that the air duct is attached along the entire length of the vessel s hull of using plastic clamps when possible Put a cap on the end of the air duct to protect it from drawing in foreign objects Air intake from outside of the vessel An air intake pipe Fig 10 should be used to take in the air from outside Make an opening of Ø26 1 mm in the board of the vessel to install it Install...

Page 14: ...sitive objects Fig 11 Attachment of the metal pipe to the heater Install the exhaust pipe to avoid the possibility of repeated intake of exhaust gases by the air intake pipe and make sure that no exhaust gases enter the interior or are drawn in by the fan through the cab heater radiator At the end of the exhaust pipe a shield is installed which is necessary for stable operation at low heating mode...

Page 15: ...charge of exhaust gases through the board of the vessel but without going beyond the pipe to be covered A rubber bushing sold seperatly must be used if exhaust pipe goes through plastic parts For example the bumper of a vehicle see Fig 15 The exhaust pipe needs additional insulation at every connection of the metal hose For example use a heat resistant tape or sealant to prevent any leaks of exhau...

Page 16: ...nstall the discharge of the exhaust gases in a location inaccessible to water at least 60 cm above the waterline and to avoid the possibility of re intake of exhaust gases by the air intake pipe To install the exhaust pipe adapter hull fitting drill a hole in the hull of the vessel at least 5 mm larger in diameter than the actual outer diameter of the hull fitting Install the exhaust pipe into it ...

Page 17: ...d fuel pump of the vehicle s engine the return line of the engine or after the high pressure pump of the vehicle The heater is not designed to work with such high pressure The fuel line system should be as short as possible The recommended maximum length of the fuel line is 5m The distance between the fuel tank and the fuel pump should not exceed 1m and the distance between the fuel pump and the h...

Page 18: ...as per Fig 19b Apply a fuel proof sealant on the threaded surface of the fuel suction tank to properly seal the connection between the fuel suction hose and the fuel tank Never install the suction hose on the side of the fuel tank It must be installed on the top side of the fuel tank 3 5 2 Fuel suction from an additional fuel tank Consider the convenience of fuelling while installing the fuel tank...

Page 19: ...of the heater The fuel pump is operated by electrical impulses sent by the control unit When operating the fuel pump makes a characteristic metallic clicking noise It is recommended to install the fuel pump close to the fuel tank the distance should not exceed 1 meter see Fig 18 and Fig 21 and below the low level of fuel in the fuel tank but not lower than 70cm of the minimal fuel level see Fig 23...

Page 20: ... Do not tighten the clamps too much in trying to avoid leaks as clamps break easily if tightened with too much force It is preferable to lay the fuel supply line on a straight line and with a small inclination upwards in the direction of the heater The fuel supply line should be fastened at equal distances to prevent sagging mitigate the effects of vibration and to avoid fractures Do not allow the...

Page 21: ...all the wire harnesses and electrical elements in dry and protected places No deformation or wire movement is permissible when the vehicle or vessel is operating IMPORTANT Fuses must be removed before installing electrical harnesses The battery of the vehicle or an auxiliary battery powers the heater Control the charge of the battery on a regular basis It is recommended to disconnect the heater fr...

Page 22: ...the interior fan of the vehicle In some cases the switch of the interior fan of the vehicle must be turned on for this feature to work For vehicles with a climatronic heating system an additional relay may be needed Connect the relay according the connection diagrams Fig 27 and Fig 28 It is important to solder the connections of the wires and to properly insulate the connection Fig 27 Connection d...

Page 23: ...cts and heater assemblies Fill the main fuel line with fuel preferably using a fuel priming device These can be ordered from official dealers When the fuel system is filled check that the fuel supply line is sealed Start the heater and check its operation in minimum and maximum modes Check tightness and sealing of all exhaust connections as well as air intake and coolant pipes Make sure there is n...

Page 24: ...ter two failed attempts the heater will be switched off 2 If burning is interrupted during heater operation the heater automatically re starts Restarts after consecutive flameouts are performed up to three times 3 In case of overheating of the heater coil for example due to a blocked intake or output of the heating unit the heater automatically switches off 4 If the maximum temperature of the heat...

Page 25: ...gas system for corrosion and sealing check if the air intake pipes and air ducts are clean check all air ducts for damage run a computer diagnostic of the heater Periodic preventative maintenance is important and must be carried out to ensure reliable operation of the heater See the table of periodic maintenance in Annex 5 To ensure the reliable operation of the heater switch it on at least once a...

Page 26: ...12 Shutdown due to overvoltage Power supply voltage is above 16 V Check voltage at ХS2 connector on the heater Check fuses the battery the vehicle voltage regulator and power supply wiring 13 All attempts to start failed Failure to ignite after two attempts Check the fuel line the fuel pump and the air blower Check the exhaust pipe Check the combustion chamber clean the opening in the plug nozzle ...

Page 27: ...as well as the fuel pump capacity 28 Air blower fault The motor rotates uncontrollably possible fault in the 5 V power supply to the control unit 29 All ignition attempts failed with the liquid heater in operation Ignition has been tried more than four times Check the fuel system Check the security of the fuel line clamps the seal of the fuel line and the fuel pump nozzle and the fuel pump capacit...

Page 28: ...usage storage and transportation conditions have not been met if the repair adjustment or installation of the heater has been conducted by organizations not authorized by AUTOTERM the independent repair or use of spare parts not approved by original manufacturer use of wrong voltage failure of the heater due to combustion chamber impurity While warranty is provided to the original end user it is t...

Page 29: ...th EN590 Fuel consumption 0 7 l h max 0 62 l h max Control mode Manual standard remote control modem Weight of the heater 2 4 kg Heater dimensions 220x90x136 mm 2 Basic parameters of the heater FLOW 14D Characteristics Models FLOW 14D 12 FLOW 14D 24 Voltage 12V 24V Heating medium Coolant antifreeze coolant Optimal liquid coolant volume 25 30 L Coolant liquid flow rate At 0 bar pressure At 0 18 bar...

Page 30: ...ump Rubber hose Reducing pipe Grommet to exhaust pipe Exhaust pipe silencer with installation kit Air intake with silencer Corner pipe Heater Insulator Fuel pipe to heater Fuel pump stirrup Exhaust pipe T connector Fuel Fuel intake Coolant inlet outlet Modem Control panel with console Fuel pump Fuel pipe from fuel pump optional parts ...

Page 31: ...heater FLOW 14D Fuel pump Fuel tank Fuel line Exhaust pipe Coolant pipe line Coolant pipe line Duplicate of label Coolant pump Coolant pump harness Control panel Air intake mounting kit Power supply harness Fuel pump harness Harness ...

Page 32: ...32 Annex 3 Size and dimensions of heaters 1 Size and dimensions of the heater FLOW 5D 5B 2 Size and dimensions of the heater FLOW 14D ...

Page 33: ...Relay control grey Circuit Fuel pump red black black Control black Ground Earth Motor vehicle Relay Relay kit Wiring harness kits Relay Circuit Circuit Circuit Battery brown red Relay control red black red Ground Earth red red white U fan voltage white black Fuses black Relay wiring harness white black Interrupt black PWM relay Control of climate conditions in cabin Circuit red black brown Interru...

Page 34: ...34 2 Electrical wiring diagram for the heater FLOW 14D ...

Page 35: ...ion Petrol acetone Every 500h Glow plug for FLOW 14D Dismantle the air intake remove rubber cap protecting the glow plug disconnect the leads unscrew the ignition plug and remove carbon deposit from it Check the glow plug rubber cap for mechanical damage If this is the case replace the glow plug Visual inspection S 17 wrench clean rags benzene acetone screwdriver Every 500h Combustion chamber Clea...

Page 36: ...p Heater is well protected from road spray and dirt Fuel Level Battery Condition and Voltage Visual Inspection Wiring connections clean tight and corrosion free Intake and Exhaust position Fuel line routing and Clamps tight Debris in combustion or heated air intake Fuses Coolant flow direction Maintenance Run heater 20 minutes minimum once a flame is established Clean air intake of debris Clean an...

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