Vehicle Heaters | Technical Documentation EN T ECHNI CAL DE SCRIPTION H Y DRONI C S3 E CON OMY The technical description and installation instructions are valid for these engine-independent water heaters: Heaters for petrol B 4 E – 12 V CS B 5 E – 12 V CS Order No. 20.2007.05.0000 20.2008.05.0000 Heaters for diesel D 4 E – 12 V CS D 5 E – 12 V CS 25.2933.05.0000 25.2934.05.0000 Heaters for diesel with inlet pressure resistant metering pump D 4 E – 12 V CS VDP D 5 E – 12 V CS VDP 25.2943.05.0000 25.
Technical Description | Hydronic S3 Economy Chapter Chapter title Chapter contents 1 2 Introduction 1.1 Concept of this document 6 1.2 General information 6 1.3 Reference documents 6 1.4 Special text formats and presentations 6 1.4.1 Lists 6 1.4.2 Cross references 6 1.5 Picture symbols 7 1.6 Intended use 7 1.6.1 Range of application of the heater 7 1.6.2 Intended use of the heater (via the vehicle's own heat exchanger) 7 1.7 Non-intended use 7 1.8 Disclaimer 8 1.
Technical Description | Hydronic S3 Economy 3.3 Installation location 16 3.3.1 Installation example: Petrol heater in a car 17 3.3.2 Installation example: Diesel heater in a transporter (van) 17 3.4 Mounting the heater 18 3.4.1 Installation steps 18 3.4.2 Mounting instructions for thread-forming screws 18 3.5 Mounting the water pump 18 3.6 Fix the nameplate 19 3.7 Fix the fuse holder and diagnostics connector 19 3.8 Fixing the fan relay block 19 3.9 Mounting the water socket 19 3.
Technical Description | Hydronic S3 Economy 4 Operation and Function 4.1 Operating instructions 4.1.1 Initial commissioning of the heater 29 4.1.2 Safety test after the summer break 29 4.1.3 Before switching on 29 4.1.4 Parking ventilation 29 4.2 Functional description Switching on 30 4.2.2 Heating mode 30 4.2.3 Residual heat mode 30 4.2.4 Pre-heater mode following lengthy stoppage 30 4.2.5 Heating at high altitudes 30 7 30 Electrics 5.1 Heater wiring 31 5.
Technical Description | Hydronic S3 Economy 1 Introduction 1.1 Concept of this document This document supports the service company or installation company installing the heater and provides the user with all important information about the heater.
Technical Description | Hydronic S3 Economy 1.5 Picture symbols Regulation! This information indicates a statutory regulation. Any violation of these regulations results in expiry of the type-approval for the heater and exclusion of any guarantee and liability claims against Eberspächer Climate Control Systems GmbH & Co. KG. 1.6 Intended use 1.6.
Technical Description | Hydronic S3 Economy 1.8 Disclaimer The manufacturer is not liable for damage caused by improper use or incorrect operation. Failure to comply with the safety instructions makes the guarantee null and void and this leads to the exclusion of any liability of Eberspächer Climate Control Systems GmbH & Co. KG. 1.
Technical Description | Hydronic S3 Economy 1.11 Statutory regulations The Federal Motor Transport Authority has issued an approval for a component according to ECE-R122 and ECE-R10 for the heater for installation in motor vehicles, with the following official type-approval markings noted on the heater's nameplate. Heater type: ECE type approval mark: Hydronic S3 122 R – 000449 10 R – 057330 Regulation! Excerpt from ECE regulation No.
Technical Description | Hydronic S3 Economy 1.12 Hazard information and warnings for installation and operation Danger! Risk of injury, fire and poisoning! Disconnect the vehicle battery before starting any kind of work. Before working on the heater, switch the heater off and let all hot parts cool down. Do not start up the heater in enclosed spaces, e.g. garage or multistorey car park.
Technical Description | Hydronic S3 Economy 2 Product Information 2.1 Order No. and scope of supply 2.1.1 Petrol heater Figure No. Designation 1 B 4 E – 12 V CS 1 B 5 E – 12 V CS 2.1.2 Figure No. Quantity 20 1 21 1 Order No. 20.2007.05.0000 20.2008.05.0000 Diesel heater Figure No. 1 1 1 1 Designation D 4 E – 12 V CS D 4 E – 12 V CS VDP 1) D 5 E – 12 V CS D 4 E – 12 V CS VDP 1) Order No. 25.2933.05.0000 25.2943.05.0000 25.2934.05.0000 25.2942.05.0000 22 23 24 2.1.
Technical Description | Hydronic S3 Economy 2.2 Overview – heater and installation kit 17 12 7 4 5 6 8 6 1 22 19 14 16 21 13 3 20 10 15 2 A 20 23 9 24 18 11 B G F C E D 12 25.2933.90.0001.0A EN | 06.
Technical Description | Hydronic S3 Economy 2.3 Technical data 2.3.1 Petrol heater Heater type Hydronic S3 Economy Heater version B 4 E CS B 5 E CS Mixture of water and anti-freeze (Proportion of antifreeze at least 10 % up to 50 % maximum) Heating medium Fuel Petrol – standard commercially available (DIN 51600 and EN 228) Rated voltage 12 volt Control of the heat flow Maximum Minimum Maximum Minimum Heat flow (watt) 4300 1800 5000 1800 Fuel consumption (l/h) 0.57 0.23 0.67 0.
Technical Description | Hydronic S3 Economy 2.3.2 Diesel heater Heater type Hydronic S3 Economy Heater version D 4 E CS D 5 E CS Mixture of water and anti-freeze (Proportion of antifreeze at least 10 % up to 50 % maximum) Heating medium Diesel – standard commercially available (EN 590) Blending with max. 30 % FAME according to EN 14214 is permitted. Fuel Rated voltage 12 volt Working range Maximum Minimum Maximum Minimum Heat flow (watt) 4300 1300 5000 1300 Fuel consumption (l/h) 0.
Technical Description | Hydronic S3 Economy 2.4 Main heater dimensions WA WE Ø 20 24 120 36 Ø 20 Ø 24 B V Ø5 Ø 20 A V A B 91 V B A 117 215 A B V 2.5 Exhaust Fuel Combustion air WA Water discharge WE Water inlet Main water pump dimensions WA Water discharge WE Water inlet 25.2933.90.0001.0A EN | 06.
Technical Description | Hydronic S3 Economy 3 Installation 3.2 3.1 Heater installation positions Depending on the installation conditions, the water pump can be installed within the allowable swivel ranges, see Picture 3. Water pump installation position Install the heater preferably in the normal position. Depending on the installation conditions, the heater can be installed within the allowable swivel ranges.
Technical Description | Hydronic S3 Economy 3.3.1 1 2 3 4 3.3.
Technical Description | Hydronic S3 Economy 3.4 Mounting the heater Use the bracket included in the installation kit to fix the heater in a suitable position on the vehicle. 3.4.1 Installation steps Use 4 hexagon screws M6 x 12 and 4 hexagon nuts M6 or 4 selftapping screws 6.3 x 19 to fix the bracket (tightening torque: 9+1 Nm), see Picture 4. Note Mounting using self-tapping screws requires the fixing bracket to have sheet metal thickness 2 – 6 mm. Picture 5 3.4.
Technical Description | Hydronic S3 Economy 3.6 Fix the nameplate 3.8 The nameplate (1) is fastened to the side of the heater. The second nameplate (duplicate) is enclosed with the heater and must be glued on in a clearly visible position in the vehicle, see Picture 6. Fixing the fan relay block Use cable tape or split rivet (2) to fix the fan relay block (1) in a suitable accessible place. To do this, press in the bolt of the split rivet 5.5 x 12, until the relay block sits securely, see Picture 8.
Technical Description | Hydronic S3 Economy 3.9.1 Installation steps Insert the O-rings (5) in the groove of the socket. Insert connection sockets (3 or 4) in the recesses of the sensor cover (2). The collar of the support is above the cover. Position the connection socket with teething in the sensor cover. The heater is integrated in the coolant liquid circuit in the water flow hose from the vehicle engine to the heat exchanger. There are various installation options for this.
Technical Description | Hydronic S3 Economy 3.10.1 Coolant liquid circuit “inline integration” Cut the water flow hose from the vehicle engine to the vehicle's heat exchanger. Use connectors and water hoses to connect the heater and the water pump to the water flow hose. Lay a water hose from the discharge end of the water pump to the water inlet socket of the heater and connect.
Technical Description | Hydronic S3 Economy Picture 13 1 Connection socket to the heater 2 3 Connection socket to the T-piece Connection socket to the non-return valve 3.10.4 Coolant liquid circuit with combination valve Using the combination valve with 5 connections If the water flow line and water return line from the vehicle engine to the vehicle's heat exchanger are laid separately in the engine compartment, the combination valve with 5 connections and an additional T-piece must be used.
Technical Description | Hydronic S3 Economy Æ The mouth of the exhaust pipe must not become clogged with dirt and snow. Æ Do not mount the mouth of the exhaust pipe in the direction of travel. Æ Always fix the exhaust silencer to the vehicle. Æ Lay the exhaust system so that the exhaust fumes do not flow directly onto heat-sensitive components. Note Follow the regulations and safety instructions for this chapter from page 9.
Technical Description | Hydronic S3 Economy 3.12 Combustion air system 3.12.1 Mounting the combustion air system A combustion air intake silencer with a flexible pipe (di 20 mm), 760 mm long, is included in the installation kit. Note Instructions for the combustion air system The combustion air opening must remain free at all times. Lay the combustion air inlet so – that exhaust gases cannot be drawn in as combustion air.
Technical Description | Hydronic S3 Economy 3.13 Fuel supply Danger! Risk of fire, explosion, poisoning and injury! Caution when handling fuel. Æ Switch off the vehicle engine and the heater before refuelling and before working on the fuel supply. Æ No naked flames. Æ Do not smoke. Æ Do not inhale petrol fumes. Æ Avoid any contact with the skin. 3.13.1 Installing the metering pump Caution! Always note and follow these safety instructions when installing the metering pump and when laying the fuel lines.
Technical Description | Hydronic S3 Economy Picture 20 1 2 Tank connection (di = Ø 2 mm, da = Ø 4 mm) – installed in the vehicle's own tank fitting Adapter (Ø 7.5 / 3.5 mm) – connected to the vehicle's own tank fitting, at a socket Ø 8 mm, used to pass through the intake line (fuel pipe 4 x 1) up to just before the bottom of the tank. Permissible line lengths Intake side: a = max. 2 m Pressure side: b = max.
Technical Description | Hydronic S3 Economy 3.13.3 Fuel extraction for heaters with inlet pressure resistant metering pump up to 2.0 bar (diesel) Fuel extraction using T piece from the fuel return line laid between the vehicle engine to the tank fitting 2 1 7 4 9 8 6 7 b 5 7 3 6 Picture 21 1 2 3 4 Fuel return line from the vehicle's tank fitting Fuel flow line from the vehicle's tank fitting Metering pump (inlet pressure resistant up to 2.
Technical Description | Hydronic S3 Economy 3.13.4 Installation position of the T-piece Keep to the installation positions shown when inserting a T-piece, see Picture 22. 3.14.1 Allowable suction and pressure head of the metering pump 2 1 Picture 22 a 1 Direction of flow – to the fuel tank 2 Direction of flow – from the vehicle engine c 3.
Technical Description | Hydronic S3 Economy 3.16 Fuel quality for diesel heaters The heater runs on standard commercial grade diesel fuel to EN 590 with max. 30 % biodiesel content (FAME). In case of storage periods longer than 30 days it is advisable to use FAME-free products, as ageing effects can have a negative effect on the fuel, especially regarding its flow properties and filterability. During the winter months the diesel fuel is adapted to the low temperatures of 0 °C to -20 °C.
Technical Description | Hydronic S3 Economy 4.2 Functional description 4.2.5 Heating at high altitudes When using the heater at high altitudes, please note: 4.2.1 Switching on When the heater is switched on, the symbol appears in the control unit or the operating display lights up. 4.2.2 Heating mode – The water pump starts up and, following a preset sequence, the combustion air fan, glow plug and metering pump are started.
Technical Description | Hydronic S3 Economy For operating details and error list, refer to the “Troubleshooting and Repair Instructions” of the heater and/or the “PLUS–Easy Start / Altitude Kit Installation Instructions, Special Functions and Diagnosis”. Emergency stop – EMERGENCY OFF If an emergency stop – EMERGENCY OFF – is necessary during operation, please complete the following steps: Switch the heater off at the control unit or remove the fuse or disconnect the heater from the battery.
Technical Description | Hydronic S3 Economy 5.3 Heater circuit diagrams 5.3.1 Heater X:15 Ign (+) X:58 Light (+) X:30 Bat (+) X:31 Bat (-) -A10 -M3 U M V 1 2 W -X1 1 -XB4 1 1 2 2 WH 3 3 WH 4 4 BU 5 5 BU 6 6 BN 7 7 BN 8 8 BN -R1 -B11 Θ -B5 Θ -B10 Θ Parts list see page 31 32 RD 9 9 RD 10 10 2 3 4 a 5 6 1 2 3 25.2691.00.9601.0A 25.2933.90.0001.0A EN | 06.
Technical Description | Hydronic S3 Economy 5.3.
Technical Description | Hydronic S3 Economy 5.4 Circuit diagrams for control units 5.4.1 Easy Start Pro X:15 Ign (+) X:58 Light (+) -E1 -XB2 -XS2 1 0,22 BNWH 1 -B1 0,22 BNWH 0,5 GYBK 2 2 0,22 GYBK 0,22 GY 3 3 0,22 GY Θ -XS1 c 1 0,35* RD 2 0,22 BURD 3 0,35* BN 4 0,22* BUBK 1 2 1 2 3 3 4 -XS2 -XS1 22 1000 34 97 22 Parts list -B1 Room temperature sensor -E1 Easy Start Pro c to the heater cable harness 34 Connectors and bush housings are shown from the cable inlet side.
Technical Description | Hydronic S3 Economy 5.4.2 Easy Start Remote+ X:15 Ign (+) X:58 Light (+) -E5 -W2 -XB12 0,5* RD 1 2 c 0,5* BN 0,5* BUWH 3 4 5 0,22 RDYE -H2 0,22 BNYE 0,22 BN 0,22 BNWH -B8 0,22 GY Ĭ 6 7 8 9 10 11 12 -XB12 22 1000 34 97 22 Parts list -B8 Room temperature sensor -E5 Stationary unit, EasyStart Remote+ -H2 Button -W2 Antenna c to the cable harness 25.2933.90.0001.0A EN | 06.2018 Connectors and bush housings are shown from the cable inlet side.
Technical Description | Hydronic S3 Economy 5.4.3 Easy Start Remote X:15 Ign (+) X:58 Light (+) -E4 -W2 -XB12 0,5 RD c 1 2 0,5 BN 3 4 5 -H2 0,22 RDYE 0,22 BNYE 0,22 BN 6 7 8 9 10 0,5 YE 11 12 22 1000 35 97 01 Parts list -E4 Stationary unit EasyStart Remote -H2 Button -W2 Antenna c to the cable harness 36 Connectors and bush housings are shown from the cable inlet side. Note Further circuit diagrams for the Easy Start Remote are printed in the Installation Instructions Plus.
Technical Description | Hydronic S3 Economy 5.4.4 EasyStart Web X:15 Ign (+) X:58 Light (+) -E6 -XB5 1 1 0,5 RD 2 2 0,5 VT 0,5* BN 3 3 0,5 BN 0,5* BUWH 4 4 0,5 BUWH 5 5 0,5 YE 0,5* RD c -XS5 0,5 RD -XB4/1 1 2 0,5 BN 3 4 0,22 BNYE -H4 -XB3 1 0,22 BN 2 0,22 RDYE 0,22 BNWH -B10 3 -XB2 0,22 GY 1 2 Ĭ -XB4/2 0,5 BUWH 0,5 VT 1 2 3 0,5 YE 4 * Hydronic MII 0,75 22.1000.34.
Technical Description | Hydronic S3 Economy 6 Troubleshooting / Maintenance / Service 7 Environment 6.1 Troubleshooting 7.1 Certification If faults occur, check the following items first: If the heater does not start after being switched on: – Switch the heater off and on again.
© Eberspächer Climate Control Systems GmbH & Co. KG Subject to change without notice 06.2018 25.2933.90.0001.0A EN Eberspächer Climate Control Systems GmbH & Co. KG Eberspächerstraße 24 73730 Esslingen Germany info@eberspaecher.com www.eberspaecher.
