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Stroco 35.02 M, Service Instructions Manual, Page: 5 / 44

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Stroco 35.02 M Service Instructions Manual Download Page 5

 

 

CONTENTS 

PAGE 5 

 

PAGE: 

Description  ………………………………………………………………… 6-7 

Schematic diagram of fuel-burning heater ...….…………………………… 7 

Built-in dimensions ..…………………………………………………………  8 

Installation guide/Installation plan …...………………………………… 9-10 

List of connections …...……………………………………………………..  11 

Electrical connections ...………………………………………………… 12-13 

Technical specifications .………………………………………………... 14-15 

Explanation of terminology .……………………………………………….  15 

Maintenance ……………………………………………………………..  16-18 

Description of functionality - operation …………………………………..  19 

Description of functionality ………………………………………………..  20 

Troubleshooting - how? ……………………………………………………  21 

Disconnection of combustion chamber …………………………………...  22 

Process control diagram …………………………………………………...  23 

Alarm functionality ………………………………………………………...  24 

Combustion unit ……………………………………………………………  25 

Voltage check on electrodes ……………………………………………….  26 

Photoelectric sensor ………………………………………………………..  27 

Under-/overvoltage …………………………………………………………  28 

Replacement of fan motor …………………………………………………  29 

Fuel preheater ……………………………………………………………...  30 

Fuel pump …………………………………………………………………..  30 

Inspection of fuel pump solenoid valve …………………………………...  30 

Control thermostat sensor …………………………………………………  31 

Assembly drawing - part list …………………………………………… 32-35 

Electrical diagram ….…………………………………………………… 36-37 

STROCO 35.02 M EL .………………………………………………….  38-42 

Warranty conditions ……………………………………………………….  43 

Dealers ………………………………………………………………………  44 

Summary of Contents for 35.02 M

Page 1: ...j 50 DK 8450 Hammel ph 45 86961066 fax 45 86969647 Technical approval no SP 555 AD 05 EU directive 42 245 EU technical approval no E5 10R 03153 Heating directive E 2001 56 EU technical approval no R12...

Page 2: ......

Page 3: ...scribed in this manual 2 Service and maintenance must be performed in a proper professional manner Maintenance service must be performed within the established schedule 3 Only original spare parts may...

Page 4: ...ed where there is risk of ignition of flammable vapours and or materials Nor where there is risk of accumulation of toxic gasses e g in closed spaces The heater must not be used if the heater or its e...

Page 5: ...ty operation 19 Description of functionality 20 Troubleshooting how 21 Disconnection of combustion chamber 22 Process control diagram 23 Alarm functionality 24 Combustion unit 25 Voltage check on elec...

Page 6: ...tion the heater and heat exchangers The heart of the heater is the combustion section Fuel is pumped to here and vaporized by a nozzle This fuel vapour ignites establishing a flame combustion One of t...

Page 7: ...e the continued working order of the heater Please consult the maintenance section Section 1 in the manual deals with the installation of the heater i e the actual fitting The other sections deal with...

Page 8: ...BUILT IN DIMENSIONS PAGE 8 All measurements 2 mm...

Page 9: ...ion must be performed in such a way that heat impact from the vehicle s engine and ex haust system does not damage the heater Conversely the vehicle s components must be protected against damage from...

Page 10: ...sistant to max 800 C with at least 0 75 mm wall thickness Connections to the exhaust system must be tight and secured with brackets If the heater is installed in a cargo area the exhaust must be made...

Page 11: ...tting standard design Pos 2 Outlet fuel return to fuel tank Fuel hose with 1 4 x 1 4 fitting standard design Pos 3 Intake return water Branch for connection of 38 mm frost resisting hose Pos 4 Outlet...

Page 12: ...should be positive connected to switch Diagnostics lamp should be an LED For safety reasons make sure that the diagnostics lamp is placed within the driver s field of vision so that potential errors...

Page 13: ...PAGE 13 Plug B Plug R Front Back...

Page 14: ...4V DC diesel 14A at RME 22A at 12V DC diesel 3A Pre heater element diesel 6A at RME 2 5A at 24V DC filter pre heater optional Combustion data CO2 Diesel 30kW 10 RME 30kW 10 Ethanol 25kW 8 5 Sooting le...

Page 15: ...eferred to as the high range in this text This is the temperature range most commonly used Please note Do not connect cable B6 if the high temperature range is desired Overtemperature protection max t...

Page 16: ...ator Electrodes nozzle and turbolator should be clean and undamaged Checking of electrode setting as per page 26 Improper combustion can lead to boiler or combustion pipe being blackened by soot Inspe...

Page 17: ...TROCO part no 13 902 Unsteady gauge readings are a sign of air in the intake line For fuel pressure please consult the technical specifications Fuel filter The filter is located on the fuel intake lin...

Page 18: ...is activated and the heating unit is operational The pump is activated via the circulation pump relay The relay receives a control current from the control system through plug A pin 7 When the relay...

Page 19: ...the control thermostat completes the circuit again the starting sequence repeats with a pre ventilation period of 10 seconds The control system s monitoring is focused primarily on the combustion pro...

Page 20: ...on pump 5 Fuel pump 19 Outer boiler 6 Nozzle socket 20 22 mm copper pins 7 Nozzle 21 Inner boiler 8 Ignition electrode block 22 Plastic cover 9 Photoelectric sensor 23 Exhaust 10 Fuel pipe 24 Fuel hos...

Page 21: ...ly to the heater okay 24V plug R pin 1 2 and 4 see page 36 Is the air intake unobstructed Are the fuses in the electrical circuit intact Has the overtemperature control been tripped Has the desired te...

Page 22: ...tach overtemperature control plug control thermostat circulation pump and main plug s Detach fuel lines Gain access to the combustion chamber by removing tow M8 nuts pos 1 The combustion head an now b...

Page 23: ...ump relay Fan fuel pump motor Ignition Preheating Solenoid valve fuel pump PROCESS Ventilation Combustion Please note When cold starting the heater the pre ventilation time is 60 seconds When starting...

Page 24: ...8 Page 28 Page 29 Page 30 Page 31 Page 31 reset at operation and light Remedy Display indicator With LED indicator seconds Type of defect 0 Normal operation 1 Safety time exceeded 2 Ignition electrode...

Page 25: ...ine The fuel pump is not drawing fuel The fuel pump is not rotating due to defective coupling The fuel pump pressure is low The pump solenoid valve is not supplying fuel to the nozzle Dirt from the fu...

Page 26: ...ystem receives power for the ignition oscillator and coil from the control system via plug A pin 2 see page 36 The ignition oscillator and coil are interconnected and will not function separately The...

Page 27: ...electric sensor is shortcircuited or defective the control system will not allow the heater to start If the sensor does not detect enough light while the flame burns the system will also shut down Thi...

Page 28: ...m voltage drops below 22 11 5V in step 0 and below 20 5 10 5V during pre ventilation operation and post ventilation The alarm can only be reset with the switch off and the voltage above 22 11 5V Overv...

Page 29: ...airflow install the fan wheel with the shortest distance possible to the fan housing air intake approx 2 mm This will ensure optimum contact area for the fuel pump coupling Setting the air volume Adju...

Page 30: ...st be absolutely free of leaks and fitted with a fuel filter see spare parts list for filter types Inspection of fuel pump solenoid valve The simplest way to check the field coil is using a STROCO tes...

Page 31: ...perature sensor should show the following A decrease in voltage as the temperature rises Once the sensor voltage falls to 1 2V the thermostat should disconnect for the normal temperature range An incr...

Page 32: ...ASSEMBLY DRAWING PAGE 32 73...

Page 33: ...ber hose 35 022 35 022 35 022 12 Fuel hose 300 mm 35 179 35 179 35 179 14 Temperature sensor 35 010 35 010 35 010 15 Overtemperature control 35 030 35 030 35 030 16 Cable for overtemperature control 3...

Page 34: ...ASSEMBLY DRAWING PAGE 34...

Page 35: ...036 36 57 Ignition cable 35 170 1 35 170 1 35 170 1 37 Ignition coil 12V 24V heater 30 490 30 490 30 490 39 Fan motor 24 12V 35 340 1 35 342 1 35 340 1 35 342 1 35 340 1 35 342 1 40 Fan housing motor...

Page 36: ...ELECTRICAL DIAGRAM PAGE 36 TIME SWITCH SEPARATE OPERATION OF CIRCULATION PUMP OUTLET FIELD COIL MAX 1A DIAGNOSTICS LAMP TIME SWITCH LOW POWER RELAY FOR ROOM FAN...

Page 37: ...electrodes or orange F Nozzle pre heater plug rt red H Overtemperature control plug sw black L Field coil plug ws white LDR Photoelectric sensor vl violet ST Overtemperature control N Fan motor plug R...

Page 38: ...LABELS STROCO 35 02 M EL PAGE 38 The heater is labelled with a model plate and warning label as shown below...

Page 39: ...he vehicle To provide water circulation a circula tion pump should be installed with electrical connection from the heater The direction of the water circulation should follow the existing flow An arr...

Page 40: ...n heater 9kW w ext coupl housing 750 mm 11 925 2 Thermostat EGO 30 85 C 110 11 926 3 Tag block 8 pin 4q wago 11 913 4 Circulation pump 11 812 1 The circulation pump must always be installed with horiz...

Page 41: ...e All plugs should be greased liberally with acid free grease The accompanying label reading Only to be used with an earthed socket must be placed clearly visibly on or next to the socket 3 Chassis ea...

Page 42: ...RO socket D Control thermostat E Safety thermostat F Circulation pump adjustment G Earth connection to cover H Outer earth connection K Earth connection to chassis L Tag block M Heating elements N Cap...

Page 43: ...of defective parts are not covered If you observe defects in the system during the warranty period the defective parts should be sent postage paid to STROCO with information about the defect and deliv...

Page 44: ...74 88 55 ti vio Neyst 11 FO 430 Hvalvik NORGE Norway VEST SERVICE AS Tlf 90 85 60 00 Visnesvegen 9A N 6783 Stryn POLEN Poland MULTITECH sp z o o Tlf 12 638 06 63 Dabrowa Szlachecka 238 Fax 12 638 06...

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