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Faults and malfunctions

FA ROTEX A1 BOe - 02/2014

No ignition

Ignition electrodes short circuited

Set / change ignition electrodes

Distance of ignition electrodes too large

Adjust the ignition electrodes.

Ignition electrodes contaminated or humid

Clean ignition electrodes, check oil nozzle and burner
setting

Ignition electrodes burnt out

Change ignition electrodes

Insulating body cracked

Change ignition electrodes

Ignition transformer defective

Replace ignition transformer

Ignition cable burnt

Change ignition cable and determine the cause

Automatic firing unit faulty

Replace the combustion controller.

Loud, whistling
mechanical noise

Oil pump is suctioning air

Check bolts

Vacuum in the oil line too high

Clean the filter, open valves fully

Burner motor bearing defective

Change burner motor

Oil pump defective

Change oil pump

Oil pump does not
pump any oil

Stop valve at oil filter or in suction line closed

Open stop valve

Oil pump gear damaged

Change oil pump

Suction valve has leakage

Clean/ change suction valve

Oil line has leakage (pump suctions air)

Check fittings and seal off.

Filter clogged

Clean the filter

Filter not leakproof

Change filter

Oil pump power insufficient

Change oil pump

Clutch defective

Change clutch

Oil atomisation not
uniform - heavy soot
deposit in flame tube

Oil nozzle loose, clogged or worn out

Check/ tighten/ change oil nozzle

Oil nozzle spraying angle is wrong

Replace oil nozzle

No oil flow

Oil nozzle clogged

Replace oil nozzle

Mixer device has thick
layer of oil or heavy
carbon deposits

Air supply insufficient

Check air supply line for clogging

Use air supply lines with larger cross-section

Ambient air dependent operation: Check air intake
opening. (min. 150 cm

unblockable air intake opening).

Air supply line contaminated/clogged

Clean air supply line

Flue gas pipe of the LAS is leaking

Seal the flue gas pipe, change seal

Burner setting wrong

Check/correct burner setting

Oil nozzle is wrong size

Check / change nozzle type

Combustion air quantity wrong

Measure fan pressure, correct burner setting

Suction line draws air (leakage)

Seal suction line

Soot formation on the
air nozzle

Recirculation too low

Open recirculation slightly

Solenoid valve at oil
pump does not open

Coil defective

Change coil

Automatic firing unit faulty

Replace the combustion controller.

Automatic flame
guard does not actu-
ate

Flame guard cable defective or bad plug con-
nection

Replace flame guard cable.

Check X7 plug connection on automatic firing.

Check 3-pin plug connector on ignition transformer.

Malfunction

Possible cause

Possible solution

Содержание Rotex A1 BO 15-e

Страница 1: ...ROTEX A1 BO Installation and maintenance instructions Oil condensing boiler Types A1 BO 15 e A1 BO 20 e A1 BO 27 e A1 BO 34 e GB Output 02 2014 0035 BM 105 3 For certified companies...

Страница 2: ...flue gas temperature sensor 27 6 5 3 Changing the storage tank temperature sensor 27 6 6 Replacing the fuse or control panel circuit board 28 6 7 Wiring diagram 28 7 Oil burner 30 7 1 Design and brie...

Страница 3: ...sole responsibility that the products Product Order No Product Order No ROTEX A1 BO 15 e 15 49 60 ROTEX A1 BO 27 e 15 49 62 ROTEX A1 BO 20 e 15 49 61 ROTEX A1 BO 34 e 15 49 63 with the product ID No C...

Страница 4: ...an arrow 2 3 Avoid danger ROTEX Oil condensing boiler conforms to the state of the art and meets all recognised technical requirements However improper use may result in serious physical injuries or...

Страница 5: ...p the minimum distances to walls and other objects see chapter 4 1 2 5 4 Requirements for the heating water Avoid damage caused by deposits and corrosion Observe the relevant regulations of technology...

Страница 6: ...9 Heating return flow cold 10 Heating flow hot 11 Pressure sensor 12 Flue gas supply air connection 13 Condensate treatment unit 14 Condensate drain 15 Air supply hose 16 Flame tube 17 Combustion cham...

Страница 7: ...1 15 70 68 can be used to connect and regulate one or more mixed circuits All settings displays and functions are carried out by the RoCon B1 controller The display and operating elements offer con ve...

Страница 8: ...ined heating experts Fig 4 1 Dimensions of model variants side view legend see tab 4 1 1 Boiler return 1 AG 2 Boiler flow 1 AG 3 Filling line connection on the KFE cock 1 AG 4 Flue gas air intake conn...

Страница 9: ...n the floor on the sub tank on the boiler frame on the floor on the sub tank on the boiler frame on the floor on the sub tank on the boiler frame a 400 b 720 c 135 15 785 15 500 15 135 15 785 15 500 1...

Страница 10: ...b Set up variant for limited room air independent operation flue gas air inlet separate c Set up variant for room air dependent operation d Longitudinally ventilated shaft with fire resistance durati...

Страница 11: ...ufficient fire resistance or be structurally sepa rated from the roof truss 4 2 2 Operation partially independent of ambient air If the flue gas pipe is too high see tab 4 4 it may be advisable to suc...

Страница 12: ...as in section 4 2 2 A ventilation opening to the outside of 150 cm2 is imperative Set up version 2 Combustion air supply from the installation room Flue gas dissipation to the outdoors is via the chim...

Страница 13: ...0 4 bar the oil must be supplied to the burner using a separate pump ROTEX strongly recommends using a suction aggregate The minimum height of the flue gas pipe must be 2 m in order to avoid malfuncti...

Страница 14: ...ith a suitable test adapter for checking and setting the combustion values The ROTEX LAS construction sets each include a test adapter D8 PA 15 50 79 00 93 Installation position and line height The ma...

Страница 15: ...ue gas mass flow P Burner output Fig 4 6 Flue gas mass flow in relation to the burner output Basically any flue gas line that complies with the minimum requirements according to the EN 14471 and that...

Страница 16: ...16 FA ROTEX A1 BOe 02 2014 4 x Set up and installation 4 5 3 Flue gas system kits Fig 4 8 Flue gas system components if necessary...

Страница 17: ...BO can be hinged open without any problems after installation fig 4 10 CAUTION If the ROTEX A1 BO is connected to a heating system in which the pipelines or heating elements are made of steel or non...

Страница 18: ...the flue gas pipe and fill the condensate box by using a hose held in the flue gas pipe Check the condensate drain section for leakage 4 8 Establish connection and electrical equipment 4 8 1 Instruct...

Страница 19: ...ect to the ROTEX A1 BO controller Connect the external temperature sensors with a dual core cable minimum cross section 1 mm2 Storage tank temperature sensor The storage tank temperature sensor is inc...

Страница 20: ...Adjusting the pressure gauge Before the initial filling of the system you must set the correct minimum pressure mark on the glass of the pressure gauge in safety group SGB A1 15 60 18 Rotate the pres...

Страница 21: ...r the start phase Open the venting screw on the oil filter Vent oil line and measure the oil pressure on vacuum meter The vacuum may be maximum 0 4 bar better 0 2 bar Start up Switch on the mains swit...

Страница 22: ...nd heating system vented yes 15 In case of systems with a hot water storage tank a Storage tank filled yes b Is the 3 way diverter valve correctly mounted on the flow connection and PCB plug inserted...

Страница 23: ...und in the documentation of the ROTEX RoCon BF Controller Reglator 1 Mains switch 2 Operating part RoCon B1 3 Clear text display 4 Rotary switch 5 Setting Info 6 Setting Operating Mode 7 Setting Set T...

Страница 24: ...chapter 9 2 1 3 Remove both top heat insulation shells see chapter 9 2 1 4 Unscrew the switching panel cover and remove fig 6 3 5 Pull out all plugs from the switchboard PCB fig 6 4 6 Pull out the se...

Страница 25: ...are con nected to the circuit board connectors and cannot be released They can be released from the respective compo nents where they are plugged in The cables for external components e g external tem...

Страница 26: ...Do not force the connector WARNING Live parts can cause an electric shock on contact and cause life threatening burns and injuries Before beginning work on the ROTEX A1 BO disconnect therom the power...

Страница 27: ...sensor is connected directly to the connection terminals 9 and 10 of the 12 pin sensor connector J8 in the boiler control panel 1 Open the boiler control panel and pull connector J8 off the circuit bo...

Страница 28: ...the electrical system Have a professional electrician remedy the cause of the short circuit before putting in a new fuse 1 Mains switch 2 Operating part RoCon B1 16 Switchboard PCB 17 Communication ca...

Страница 29: ...6 x Control unit FA ROTEX A1 BOe 02 2014 29 Fig 6 16 Wiring diagram ROTEX A1 BO for legend see tab 6 1...

Страница 30: ...inary ventilation Ignition switches on Solenoid valve opens Flame formation Ignition switches off Burner runs as long as there is demand for burner by the con trol and the flame monitor enables the bu...

Страница 31: ...perature sensor does not provide a valid value short circuit interruption fault code 12 the flow temperature exceeds the return temperature by more than 35 K fault code 17 the flow temperature rises t...

Страница 32: ...rottle Fan pressure Conversion kit kW mm USgal h GpH bar kg h Dimension Y mm mbar Type A1 BO 15 e oil blue burner BLB 15e 12 17 5 0 30 10 5 1 05 0 10 5 3 URS12 13 17 5 0 30 12 5 1 14 0 14 6 5 14 17 5...

Страница 33: ...determine the CO2 O2 content of the flue gas Connect up the flue gas analysis unit To reduce air quantity Turn air throttle adjusting screw to the left lower scale value O2 CO2 To increase air quanti...

Страница 34: ...st loosen the fixing screw and push the mixing device on the nozzle rod also refer to fig 9 16 in chapter 9 2 8 1 Adjustment screw recirculation tube 2 Scale recirculation gap Fig 7 6 Positioning reci...

Страница 35: ...ew fig 7 10 pos 1 6 Rotate burner counter clockwise out of the bayonet lock and lift out upwards WARNING Live parts can cause an electric shock on contact and cause fatal burns or injuries Switch off...

Страница 36: ...e see section 7 4 1 working steps 3 6 6 Unscrew four fixing screws from the burner flange 7 Lift burner flange with recirculation tube and flame tube out of the burner chamber Install the burner in re...

Страница 37: ...oring 7 8 Oil burner pump and oil filter The oil burner pump is a self suctioning gear pump which is con nected as a two strand pump through a venting oil filter Suction filters and oil pressure contr...

Страница 38: ...g system must be connected to the return line There should be no hydraulic blocking ele ments between the heat generator and the safety valve Locate the diaphragm expansion vessel in an easily accessi...

Страница 39: ...to centre position with hand lever fig 8 4 pos 3 3 only possible if the valve drive is already in Heating position 1 T Piece 3x1 2 Ball cock 1 2x 3 3 way diverter valve 3UV1 3 1 Valve drive 3 2 Unloc...

Страница 40: ...valves 3UV1 3 way switch valve DHW A1 A1 oil or gas condensing boiler CW Cold water DHW Domestic hot water S O Hot water storage tank SC 538 16 0 H1 H2 Hm Heating circuits MAG Diaphragm expansion ves...

Страница 41: ...it For the maintenance activities sound insulation hood boiler pan elling and heat insulation layers must be removed After removing the rear and two side securing screws you can easily remove the soun...

Страница 42: ...d or if the condensate preparation adequately neutralised 1 Open the combustion chamber and lift up the combustion chamber insert see section 9 2 5 2 Check the combustion chamber and clean if needed s...

Страница 43: ...condensate box contains acidic condensate that can lead to injury upon contact with the skin or eyes Wear protective clothing safety glasses rubber gloves when working on the condensate box If your sk...

Страница 44: ...boiler control panel rotary switch in position Info on the measuring piece of the flue gas pipe by using a flue gas thermometer If the flue gas temperature exceeds the boiler temperature by over 20 K...

Страница 45: ...e gap Special tool Cleaning brush and scraper fixed on the inside of the boiler panels included in the supply Remove dry residue mostly in the upper combustion chamber half Loosen the dirt and soot on...

Страница 46: ...n includes Opening the combustion chamber If there is damage around the combustion chamger the burner must be removed see chapter 7 4 Clean the burner surface cloth plastic brush Visual inspection of...

Страница 47: ...open end or ring spanner SW 16 on the nozzle rod Hold back the nozzle rod with an open end wrench SW 16 2 Fitting mixing device Thereby position the light tube fig 9 16 pos 4 between the guide pins i...

Страница 48: ...switched off e g timer is in economy phase outside temperature too high Check operating mode setting 1 Check requirement parameter1 e g timer programme Heating does not warm up enough Heating charact...

Страница 49: ...cient Change oil pump Clutch defective Change clutch Oil atomisation not uniform heavy soot deposit in flame tube Oil nozzle loose clogged or worn out Check tighten change oil nozzle Oil nozzle sprayi...

Страница 50: ...ion Possible cause Possible solution Code Component Designation Fault E1 Automatic firing unit Interlocking fault Safety temperature limit Flow temperature 105 C return temperature 95 C E4 No flame de...

Страница 51: ...a brief push of the rotary switch The ROTEX A1 BO operates manually at the set flow tem perature 5 Cancelling and jump back by pushing the Exit button again Code Component Designation Fault Possible f...

Страница 52: ...the filling and draining sockets KFE cock 11 2 Final shutdown and disposal For the final shutdown the ROTEX A1 BO must be taken out of service disconnected from all electrical oil and water connection...

Страница 53: ...with EN 15034 kW 12 4 15 3 12 4 21 1 20 6 27 7 25 8 34 4 Set rated thermal output P upon delivery kW 15 18 25 30 Setting range burner with series configura tion kW 15 15 20 25 27 27 32 Output range fo...

Страница 54: ...iler type A1 BO 15 e A1 BO 20 e A1 BO 27 e A1 BO 34 e Burner type BLB 15e BLB 20e BLB 27e BLB 34e Automatic firing unit Elster CM165 R1 Ignition transformer with flame monitor Federal Mogul ZT No 0 09...

Страница 55: ...tage V 230 Frequency power supply Hz 50 Maximum power consumption W 4 3 Protection type IP X0B Turnaround time S 6 Tab 12 4 Technical details of the integrated heating circulation pump and the 3 way d...

Страница 56: ...tance characteristics of the temperature sensor Temperature sensor Measured temperature in C Type Specification 20 10 0 10 20 30 40 50 60 70 80 90 100 110 120 Sensor resistance in Ohm according to sta...

Страница 57: ...x Notes FA ROTEX A1 BOe 02 2014 57 13 Notes...

Страница 58: ...x Notes 58 FA ROTEX A1 BOe 02 2014...

Страница 59: ...urement 60 Exit button 23 F Fault codes 50 Filling the heating system 20 Filling water 18 21 Firing program 30 Flame tube 37 Flow rate 55 Flue gas mass flow 15 Flue gas temperature probe 27 Check 44 F...

Страница 60: ...Selection of a different menu using the rotary switch and confirmation Unit type Nominal boiler heat output in kW Flue gas mass flow humid in g s Flue gas temperature in C Available pumping pressure...

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