Installation Guide
Contents
1. oe 9o o o rozz i 192 noeesaemgeau 19410 0 es au 1ejeeu ut Au Sp qe g Z 1equunu umo si e eu snw 197234 oppen xeu uoee 1e SOLUJEU euo uo sJejeeu BJOW uleuM v f d K 0 ES PUB NO O DJEDUEIS ZS SOUSIIMS OIN Di z i S L 0 f EG d v e rr Tem pe a I I RAD ae E e i weist i EN Fe eee 4 i JeDueuoxe D cL eur DN e jeau uo siosues DE L H eunjejeduie ee TEMERE VH99 L NI OLMS Pot mm Tene gege sov 10 20 ann S E Vo Burrejnpow ee Jaye oy HHS oa En H 2 pe ae te uo JOsuas E eunjeJeduje Li pp EE EE T i AA es eee a uid Kat ERO EE REC g z E IS 9 amp 3 E LL H o 3 dq B E E eBpuq esie 7 EW ueuw E z als s I moyjakjuaai6 7 EE e g EW H N 7 1 ES G gef S10JE N UBA snq wisowioy 2 gt aqjeaseb 8 Je eisu Page 17 17 Instructions Air heaters type TR GB 122i2. INSTRUCTION MANUAL UNIT AIR HEATER TYPE TR Production from 2006 09 GB 122i THIS DOCUMENT MUST ABSOLUTELY BE READ BEFORE STARTING THE INSTALLATION INSTRUCT USER AND LEAVE THIS DOCUMENT WITH THE HEATER FOR REFERENCE Instruction manual version GB122i Argus Heaters for GB Date 16 10 2008 Heaters for natural gas G20 and Propane 1 Introduction This installation and user manual contains the installation and users instructions for the standard and axial model of the TR series For the centrifugal duct or air curtain models additional instructions are provided in an appendix This manual is produced specifically for the gas electrical and mechanical installer Also it contains instructions how to install use and maintain the heater To assure a safe and efficient operation of this unit air heater it is absolutely necessary to apply the instructions in the manual s correctly 2 Content Page 1 INTRODUCTION 2 2 CONTENT 2 3 GENERAL 3 3 1 GUARANTEE 3 4 APPLICATION RESTRICTIONS 3 4 1 PRE CHECK 3 4 2 PROTECTION DEGREE 3 5 TECHNICAL DETAILS 4 6 INSTALLATION 5 6 1 POSITIONING 5 6 2 POSITIONING THE HEATER 5 6 3 GAS CONNECTION 6 6 4 ELECTRICAL CONNECTION 6 6 5 AIR INTAKE COMBUSTION PRODUCTS DISCHARGE 7 6 6 AIR INTAKE FROM INSIDE B22 8 7 FUNCTIONING OF THE UNIT 8 7 1 GENERAL 8 7 2 HEAT DEMAND 9 7 3 DELTA T REGULATION TEMPERATURE CONTR
3. e Rotate the sensor 1 4 turn so that the contact point is different on the sensor housing Cause 5 Too many flame failures while burning e The setting of the gas valve is not ok adjust the gas valve e The flue outlet is blocked Cause 6 The fluebooster does not run e fanis blocked or the wiring is bad e fanis defective Cause 7 The fluebooster fan runs e Check if the fan runs smoothly e Check if the fan is not polluted e Check if there is water condense in the hoses from the pressure switch Cause 8 Selection resistance error e Check the appliance recognition part replace if necessary Instructions Air heaters type TR GB 122i Page 13 17 Cause 9 Reset button error e Too many switches on reset button in a short period of time This error will disappear after some time or if the main power is disconnected for a while Cause 10 2nd STB optional switched e Heaters equipped with 2 system fans have a second temperature limiter The second limiter has switched Check the fan where this sensor is mounted e Check the wiring Heater does start but shows other problems a System fan M1 does not start or does not vary in speed Check first the functioning of this fan by connecting it to 230 Volt Check with a multi meter if the different lower tensions are present on the fan The fuse could have failed If the motor is OK the cause of the problem must be in the heater control HC as the heater control HC dictates the diffe
4. 7 80 8 0 burnerpressure low mbar 3 7 3 65 4 5 44 4 1 3 5 3 3 3 6 3 5 3 6 CO2 high indication G20 H 7 1 7 4 8 7 2 8 0 8 0 8 8 0 7 8 7 2 NOx klass 3 3 3 3 3 3 3 3 3 3 Propane G31 Gas category II2H3P Min supply pressure G31 P mbar 30 30 30 30 30 30 30 30 30 30 Class Clas B22 C12 C32 Max gas consumption G31 P kg h 0 9 13 17 2 1 2 4 3 5 43 5 2 6 9 8 8 d injectors nx mm_ 2x 1 4 3x 1 4 4x 1 4 5x 1 4 6x 1 3 8x 1 4 10x 1 4 12x 1 4 16x 1 4 22x 1 4 burnerpressure high P mbar 23 8 24 2 22 7 20 27 5 23 0 22 40 23 5 22 80 20 1 burnerpressure low mbar 8 9 9 0 10 5 9 5 13 0 11 0 10 4 10 5 10 5 9 0 CO2 high indication G31 P 7 9 8 6 9 8 3 9 5 9 2 9 4 9 1 9 8 6 NOx klass 3 3 3 3 3 3 3 3 3 3 Dimensions A mm 1110 1110 2000 1040 1040 1130 1130 1130 1130 1130 B mm 290 290 290 540 540 540 670 1000 1000 1250 C mm 630 630 630 630 630 700 700 700 700 700 D mm 80 80 120 120 80 120 120 E mm 760 760 760 760 760 760 760 760 760 760 F mm 763 763 763 763 763 763 763 G mm 426 426 426 550 875 875 1125 H mm 250 250 250 250 250 250 250 580 580 580 l mm 190 190 190 190 190 225 225 60 60 60 K mm 110 110 110 110 110 140 140 225 225 225 M mm 80 080 80 80 80 100 100 130 130 130 N mm 80 080 80 80 80 100 100 130 130 130 O mm 1 2 1 2 1 2 1 2 1 2 3 4 3 4 3 4 3 4 3 4 P mm 250 250 250 470 470 470 600
5. 89 7 90 0 Maximum heat output kW 9 9 14 9 19 7 23 9 27 7 39 9 49 5 60 1 80 4 101 2 Minimum heat output kW 5 7 8 5 12 8 15 6 18 3 26 6 32 3 39 1 52 9 66 2 Max air output temp increase m3 h 2000 2000 2000 3000 3000 4000 5000 6000 8000 10 000 Throw horizontal max m 12 0 12 0 12 0 16 0 16 22 26 28 30 30 Throw vertical max warm m 4 0 4 0 4 0 5 0 5 6 6 6 6 6 Sound level dB A 42 42 42 45 45 48 50 50 52 54 Electric Connection Vac 230 230 230 230 230 230 230 230 230 230 Thermostat communication bussystem low voltage Argus Link Power Consumption Ww 200 200 200 190 200 300 425 350 600 750 Power Consumption Amps A 0 9 0 9 0 9 0 8 0 9 13 18 15 2 6 3 3 Gas connection G 1 2 1 2 1 2 1 2 1 2 3 4 3 4 3 4 3 4 3 4 pressure swich point mbar 0 98 0 98 0 8 0 75 0 98 0 98 1 50 1 50 1 15 1 50 Flue air connectionvoer parallel mm 80 80 80 80 80 100 100 130 130 130 Minimum suspension height horizontal throw m 1 7 1 7 1 7 1 7 1 7 1 7 1 7 1 7 1 7 1 7 Minimum suspension height vertical throw m 4 0 4 0 4 0 4 0 4 4 4 4 4 4 Natural gas G20 Gas category II2H3P Min supply pressure G20 H mbar 20 20 20 20 20 20 20 20 20 20 Class Clas B22 C12 C32 Max gas consumption G20 H m3 h 1 1 1 7 2 3 2 8 3 2 4 6 5 7 6 9 9 2 11 6 d injectors nx Q mm 2x2 1 3x 2 1 4x 2 1 5x 2 1 6x 2 1 8x 2 3 10x2 3 12x 2 3 16x 2 3 22x 2 3 burnerpressure high H mbar 10 1 10 2 10 0 9 5 9 0 7 3 7 30 8 00
6. Check for compliance with local national regulations The combined Winterwarm combustion air supply combustion gas outlet device roof terminal or wall terminal has to be used only then the installation is CE approved See installation drawings Never connect a roof terminal for condensing appliances rain can damage the heater through the discharge pipes Make sure the roof terminal is at least 0 5m above roof level Use only pipes and bends for overpressure with profiled sealing rings 5 5 1 Maximum flue length Vertical 9 meters is the maximum length between the heater and its flue outlet Horizontal 6 meters is the maximum length between the heater and the flue outlet When bends are used the pressure drop will increase and therefore a 90 bend will count as 2 metres and a 45 bend as 1 metre All flue pipes must be of the same diameter as the flue spigots on the heater and all flue joints must be sealed For further information regarding the flue system please contact your supplier 5 5 2 Air intake from outside C12 C32 In case of a vertical flue outlet the outlet must at least point out 0 5m above the roof surface Make sure that the air intake openings are free of any obstruction Always take the local regulations into account Instructions Air heaters type TR GB 122i Page 7 17 Vertical discharge Horizontal discharge TR20 28 DDV 80 125 art nr IA 8202 CT 80 125 art nr IA 8113 TR40 50 DDV100 150 art nr 1A 8101
7. 930 930 1180 R mm 235 235 235 145 145 195 195 185 185 185 S mm 80 80 80 95 95 95 95 175 175 300 T mm 175 175 175 75 75 165 165 165 165 165 U mm 50 50 50 80 80 70 80 90 90 60 weight kg 50 50 55 67 70 85 100 135 150 200 Diam M 4d 4 I Electra Gas O Instructions Air heaters type TR GB 122i Page 4 17 5 Installation 5 1 Positioning e Check and make sure that the support is solid enough e Keep sufficient distance between the heater and any obstruction in connection with safety and access for service and maintenance Pay particularly attention to any flammable materials Please take into account the possibility to open the door of the heater for the necessary service and maintenance work Make sure the airflow to and from the heater is unhindered Any obstacles should be at least 5 metres away from VA the front of the heater e The heater can be installed horizontally or vertically the positioning is almost completely free See the drawings e The heater is provided with 3 times four M10 threaded sockets on the top bottom and behind as fixing points Use preferably the Winterwarm suspension kits e Make sure that after fitting there is no mechanical tension on any connecting gas or electric supplies e If the heater is installed with the air stream vertically downwards the maximum suspension height is 6 meters Otherwise the warm air will not reach the floor Attention See the application restrictions in this manua
8. CT100 150 art nr IA 8112 TR60 100 DDV130 200 art nr 1A 8305 CT130 200 art nr IA 8312 TR20 28 TR40 50 TR60 100 1360 1850 1280 500 550 955 80 100 130 125 150 200 On 140 225 TR20 28 80 TR60 100 130 TR40 50 100 5 6 Air intake from inside B22 In case the unit is used as class B22 air intake from inside the room the air outlet needs to be placed in the area where there is less or little influence from the building See drawing here below In that case the outlet must point out at least 0 5m above roof level For details see local regulations In case the inclination is bigger than 23 please pay special attention to the combustion exit Put the delivered gauze in the air inlet stump of the heater in order to avoid things to fall in See drawing E wo E No influence e A Ke No influence c No influence 7 Functioning of the unit 7 1 General The unit can heat as well as ventilate By using the temperature sensor on the unit and the one in the room thermostat the temperature difference between the two in the room is monitored Should the difference become higher than the set value due to the fact that warm air has accumulated underneath the roof the system fan will start and push the warm air down acting as a de stratification fan Instructions Air heaters type TR GB 122i Page 8 17 7 2 Heat demand If the thermostat indicates heat demand the foll
9. Clean the fan grid with a vacuum cleaner and a brush e Put the burner back in renew the gasket After this check the heater on efficiency of combustion and adjust this if necessary Check if the heater operates correctly Instructions Air heaters type TR GB 122i Page 14 17 11 3 Spare parts Description TR24 TR28 TR100 Burner 1B 3200 IB 3200 IB 3200 IB 3200 IB 3200 IB 3200 IB 3200 IB 3200 1B 3200 Ignition electrode 1B 3400 IB 3400 IB 3400 IB 3400 1B 3400 1B 3400 1B 3400 IB 3400 1B 3400 Ignitioncable IX 3460 IX 3460 IX 3460 IX 3460 IX 3460 IX 3460 IX 3460 IX 3460 IX 3460 lonisation electrode 1B 3402 IB 3402 IB 3402 IB 3402 IB 3402 IB 3402 IB 3402 IB 3402 1B 3402 Flue fan 1B 4500 IB 4500 IB 4500 IB 4500 1B 4500 1B 4512 IB 4512 IB 4516 s 1B 4516 Gas controle valve GA 3394 GA 3394 GA 3394 GA 3394 GA 3394 GA 3394 GA 3394 GA 3394 1B 3314 System Fan 1B 4816 IB 4816 IB 4816 IX 4200 IX 4200 IX 4203 IH 4206 IX 4200 d 1H 4206 Controle board 166HA 1B 5908 IB 5908 IB 5908 IB 5908 1B 5908 1B 5908 1B 5908 1B 5908 1B 5908 IB 5908 pressureswitch 1K 3994 IK 3994 IK 3996 IK 3996 IK 3994 IK 3994 IB 3902 IB 3902 IB 3906 IB 3902 NTC cable set GA 3902 GA 3902 GA 3902 GA 3902 GA 3902 GA 3902 GA 3902 GA 3902 GA 3902 GA 3902 Gasket se
10. C please consult Winterwarm or your supplier otherwise the guarantee will become invalidated Make sure that the warm air can be blown out freely There should absolutely be no possibility of materials within 5m from the front of the heater The heater has been tested in detail on safety and correct operating settings before leaving the factory It has been adjusted for the type of gas that is stated on the data badge Should there be any doubt please contact your supplier 3 2 Protection degree The heater has a protection degree of IP20 which means it can be used in a dry and not very dusty environment This also goes for the Winterwarm room thermostat Instructions Air heaters type TR GB 122i Page 3 17 4 Technical details Type TR10 TR15 TR20 TR24 TR28 TR40 TR50 TR60 TR80 TR100 Maximum nominal heat input Nett kW 10 8 162 21 5 260 30 0 43 5 540 65 5 87 0 110 0 Minimum nominal heat input Nett kW 6 5 9 7 145 17 5 20 5 30 0 365 44 0 59 0 73 5 Efficiency max power 96 919 91 6 91 8 92 1 923 91 7 91 6 91 8 924 92 0 Efficiency min power 96 87 9 874 88 6 89 1 89 5 88 7 88 4 88 9
11. OLLED DE STRATIFICATION FAN 9 7 4 SUMMER VENTILATION 9 7 5 HIGH LIMIT PROTECTION 9 7 6 DESCRIPTION HEATER CONTROL HC 10 8 PUTTING INTO OPERATION AND ADJUSTMENT 10 8 1 GENERAL 10 8 2 START BY USING THE SERVICE BUTTON 11 8 3 START BY USING THE THERMOSTAT 11 8 4 TO SIMULATE A LOCK OUT CONDITION 11 9 ADJUSTING THE GAS CONTROL 12 10 PROBLEM SOLVING 12 10 1 GENERAL 12 11 MAINTENANCE SPARE PARTS 14 11 1 GENERAL INSPECTION 14 11 2 INSPECTION OF THE HEATER 14 11 3 SPARE PARTS 15 12 EXAMPLES ELECTRICAL INSTALLATION 15 12 1 INSTALLATION WITH MODULATING ROOM THERMOSTAT 15 12 2 INSTALLATION OF MORE HEATERS ON ONE THERMOSTAT 15 12 3 INSTALLATION WITH ON OFF THERMOSTAT 16 13 ELECTRICAL DIAGRAM 17 Instructions Air heaters type TR GB 122i Page 2 17 General The TR unit air heaters are direct fired gas heaters with an output up to 100 kW The heat exchanger is built with S shaped tubes each having its own atmospheric burner Depending on the power of the heater there are more burners and tubes in one appliance Further the heater is provided with a sophisticated control sequence to maintain a comfortable room temperature and even air distribution It is imperative that the installation and maintenance of this appliance are carried out by qualified gas engineers and strictly according to our instructions 2 1 Guarantee The guarantee is invalidated when the air heaters are not installed in accordance with this manual 3 Application res
12. Service Low The heater is running on the service mode When the heater a dei runs the heater will run on minimum power SS LI d Service High The heater is running on the service mode When the heater ee runs the heater will run on maximum power Blinking Instructions Air heaters type TR GB 122i Page 11 17 9 Adjusting the gas control In principle it is not necessary to adjust the gas li control after putting the unit into operation In case it needs to be adjusted e g after fitting a A m new one this must be done only by a qualified Semet person Only use calibrated instruments A poor adjustment can lead to overheating and or production of toxic carbon monoxide The burner pressures can be adjusted as follows Remove the cover from the gascontrol with the help of a small screwdriver Start the unit and first set the high burner pressure by turning screw B external 8mm The High low coil must be energised De energise coil disconnect wire and set low burner pressure by turning screw C slot for screwdriver Do not set lower than 3 mbar in order to avoid problems with inter lightning of burnerstrips Attention Always check each burner pressure after any adjustment as they influence each other Always check the CO production of the heater Too much CO usually means the mixture is too rich Adjust this if necessary with the two adjuster
13. be adjusted after installation only a check of well functioning is necessary by a competent person Instructions Air heaters type TR GB 122i Page 10 17 The high low burner pressures can be adapted if necessary However only do this when the burner pressure turns out to be incorrect after measuring differences smaller than 0 5mbar do not need to be adjusted Never touch the adjusters injudiciously In case the installation is done following these instructions the unit can be put on Make sure the gas line is clean gastight and free from air Turn on the electrical supply with the main switch and leave the door of the heater open in order to watch the first start and so become familiar with the functioning of the unit In case of warmth demand the heater will always run for at least 4 minutes even if the warmth demand is fulfilled within this time The heater will attempt twice to start again before going on flame failure Then reset is necessary Do not forget to instruct the end user about a safe use of the heater presence of gas place of the manual gas valve the operation of the heater lock out indication and reset and about the necessary maintenance This manual must be left with the end user 8 2 Start by using the service button Press the service button once for 10 seconds and the unit will commence the ignition cycle 30 seconds pre purge ignition 15 seconds flame stabilize modulating operation The burner w
14. d national requirements as well as IEE regulations The unit heater is delivered completely internally wired Where controls of any type are to be added e g room thermostat the relevant wiring diagrams must be followed Never use a room thermostat to interrupt the electrical supply to the heater Make provisions to completely isolate the heater for maintenance purposes This can be an isolation switch min 3mm contact opening gap a power plug or a non switched fuse spur The wiring diagram for the heater can be found towards the end of this manual The supply is 230Vac with earth The control circuit is a two wire low voltage Argus link bus communication 5 4 2 Room thermostat The heater can be controlled by special Winterwarm room thermostats The DB8 specially designed digital clock thermostat with optimizer It can control 1 to 8 air heaters The Multi Therm Standard specially designed digital thermostat It can control 1 to 8 air heaters The Interface board specially designed interface module for connecting the air heaters with other appliances 0 10V signal On Off signal high low signal reset and different outputs ON OFF thermostat The heater can be controlled with a simple on off thermostat In that case some important functions will not be available like reset and modulation Instructions Air heaters type TR GB 122i Page 6 17 In all cases the communication between the heater and the thermostat is based on a
15. eaters micro switch on printboard Important X S2 S3 22 0 Er o 1 Heater 1 Whem more heaters on one thermostat each next NET DUDUUUU U heater must have its own number 2 til 8 NN Only in heater nr 1 S3 to ON other heaters S3 to 0 arm 1 Heater 2 Do not change clamb 4 with 5 between the heaters 12345678 u ON SCH KJSEUUO Heater 3 12345678 L 12 3 Installation with ON OFF Thermostat The heater can be connected to an ON OFF thermostat In this case the heater runs on maximum power only It will not modulate The manual reset in case of fan error will have to be done with the reset button on the main board The following settings have to be made on the main board in the heater e The micro switches on the main board have to be set to OFF see example S2 S3 e The switch S3 has to be set to 1 COUUOUOL 0 1 e The thermostat has to be connected to the clamps 4 and 5 in 12345678 the heater e n the case that more than 1 heater is connected to 1 thermostat do not exchange clamp 4 with clamp 5 between the heaters This will result in permanent burning of the heaters e The changement of these switches need to be performed without power on the Heater otherwise these settings take no effect Instructions Air heaters type TR GB 122i Page 16 17 snq 1e150uueu 1 13 Electrical diagram
16. ill then start on minimum load Display print gt L b By pressing the service button again the burner will go to maximum load Display print gt H b Pressing the service button for a third time will put the unit into normal operation depending on if there is warmth demand from the room thermostat 6 3 Start by using the thermostat Put the thermostat in the highest position The start sequence is always the same as under 8 2 8 4 To simulate a lock out condition Close the manual gas supply valve The heater will go on lock out after a restart attempt The display on the electronic circuit board shows A 1 The red LED will light as well Check also the function of the reset button with gas valve open again and observe if the heater starts smoothly Display on the print board stand by Stand by Pre purge System checks and 30 sec pre purge of the fluebooster d Ignition The ignitionelectrode sparks 5 sec and the gas valve opens within 5 sec flame detection should occur h Burn After 15 sec stabilisation time the heater will modulate to the T desired power The heater will run at least 4 minutes D Post purge The heater will cool the heat exchanger for 3 minutes and the fluebooster will post purge for 1 minute E Summer The system fan is running on the summer ventilation mode ventilation E Delta T regulation The system fan is running on low position on Delta T Blinking regulation d
17. king Fluebooster runs Cause 7 Non volatile lockout will disappear when the error is cleared E ER Internal defect Defective print board Blinking E l 1st temperature Heater stops because the temperature of the heat exchanger is SE safety too high When the heater is cooled down the heater will restart Cause 3 Ed Selection Heater recognition does not work Cause 8 Blinking resistance EA Selection Heater recognition does not work Cause 8 Blinking resistance Eg Reset error Too many switches on reset button Cause 9 Blinking Cause 1 Within 5 sec flame then flames failure e The flame is not detected Check the ignition cable and electrode cable resistance 1K ohm e The heater has electrically a poor earth e The print board is defective Cause 2 e There is not enough gas pressure e The burner pressure is too low adjust the gas valve e The gas valve does not open check during ignition on 230V on the valve e Check whether the ignition electrode sparks replace cable electrode Cause 3 Heat exchanger too hot e Check if the system fan blows enough air e Check the setting of the gas valve the heater may be overloaded Cause 4 Temperature sensor on heat exchanger error e The sensor has internally 2 sensors These differ too much Measure the resistance from each sensor the resistance should be 20K at 25 en 25K at 20 If the measured values differ too much replace sensor
18. l Chapter 4 for more installation restrictions 5 2 Positioning the heater Horizontally Horizontally upside down At an angle down 0 90 At an angle down 0 90 Vertically horizontal but not with an inclination eve 1 jii Instructions Air heaters type TR GB 122i Page 5 17 Wall console standard art nr GA 8580 Wall console turnable art nr GA 8670 TR20 t m TR100 TR20 t m TR50 90 turnable horizontal or turnable forward 0 90 45 0001 5 3 Gas connection The gas supply line has to meet the national valid requirements and possibly the local requirements of the building inspector police or fire brigade In GB it must comply with Gas Engineers publication UP 1 and UP 2 together with BS 6891 A manual isolation valve in the supply line must be placed within reach of the heater and all gas lines must be mounted without any mechanical tension When testing the supply lines with pressures above 60 mbar this manual valve at the heater must be closed The working and standing supply pressure must be between 17mbar and 30mbar measured at the inlet pressure nipple of the gas control in the heater The burner pressure is pre adjusted high low see technical details The burner pressure can be measured on the P out measure point on the gas valve 5 4 Electrical connection 5 4 1 230Vac supply The installation must comply with local an
19. owing cycle will start 1 Pre purge The electronic circuit board acknowledges the heat demand and the flue booster fan will start running for 30 seconds Display print gt 1 2 Ignition After 30 seconds of pre purge the electrode will spark for max 5 seconds the gas valve is opened and the gas air mixture will ignite Display print gt 2 3 Burn When the flame is detected Display print gt b the unit will modulate to the desired load after ca 15 seconds Depending on the given load the system fan will start modulating step less as well The air heater will always run for a minimum of 4 minutes This is to evaporate eventual condense in the discharge system 4 End of heat demand When the heat demand ends the burner will switch off and the system fan will continue to run for ca 3 minutes in order to cool the unit down Display print gt P The unit will try to ignite twice before lockout on flame fault In the case of flame failure during operation the heater will attempt one restart When the heater is in lockout you see in the display intermittent A1 On the display of the room thermostat you see failure 1 7 3 Delta T regulation temperature controlled de stratification fan In case there is no heat demand the delta T regulation will be active When the temperature difference between the sensor on the unit the NTC and the sensor in the thermostat is bigger than the set value factory setting standard 8 C the sys
20. rent voltages to the fan motor In that case replace the heater control HC 11 Maintenance spare parts The heater must be inspected and cleaned regularly once a year by a qualified installer who understands this appliance This is all the more important when the circumstances are heavier especially in case of dust humidity high frequency of switching on off etc Activities 11 1 General inspection e Check the overall condition of the installation Check the heater the thermostat the wires and the gas line e Check the burner pressure and the CO2 and CO levels from the flue Do so when operating the heater in maximum and minimum load service mode press 10 seconds on the reset button the heater will run on minimum power press the button again the heater will run on maximum load 11 2 Inspection of the heater Before starting the inspection switch off the electric power to the heater with the maintenance switch and close the manual gas valve e Take out the burner by unscrewing the 4 socket screws e Check the heat exchanger from the inside for dirt and or damage e Check the burner on damage and clean the ignition electrode if necessary CAUTION do not twist the electrode out of shape e Check the air supply and the flue discharge e Clean if necessary the inside of the heater with a vacuum cleaner e Incase the heat exchanger is dirty on the outside clean it with a soft brush Never use a steel wire brush e
21. rol HC The heater control HC controls the unit and communicates with the room thermostat Functions integrated in the heater control HC are two wire communication with room thermostat spark ignition on burner ionisation flame guard on burner controlling the gas valve modulating the burner modulating the system fan guarding the temperature of the heat exchanger LED signals status of heater heat demand green failure red Status of heater on 8 segment display on heater control HC reset of heater service mode function Lay out print board Fuse 5AT Uti s1 J12 J6 rj Se ee Blo Se mem ech 12345678 uj J2 Main power connection 230V J4 Connection for gas valve and system fan J6 Connection for room thermostat appliance recognition and the status LEDs green and red J7 Earth burner J8 Modulating coil gas valve fluebooster J9 not used J12 Connections for temperature sensors J15 lonisation selector F1 amp F2 Fuses 2x 5AT U11 Status display S1 Reset service button S2 Micro switch heater no Standard 1 to on S3 Power supply thermostat when S2 no 1 to on then S3 on 1 otherwise S3 to 0 T2 Ignition transformer connection for igniters 8 Putting into operation and adjustment 8 1 General Prior to packaging each unit is checked in detail on safety and well functioning It is among other things adjusted to the right efficiency of combustion In general the heater does not need to
22. s see above 10 Problem solving 10 1 General When it turns out that the problem is not caused by the external circumstances i e no electric supply power or no gas please take the following instructions into account Please remember the built in waiting times of the heater do not react too soon and the code on the display on the electronic circuit board To simplify the investigation of the failing heater please check first e the fuses as well as the wires and plugs in the heater for possible loose contacts e Use first the service button to put the heater in run mode try later the room thermostat Volatile lock out Can only be reset by hand Li Internal failure Defective print board Blinking R l No flame Within 5 sec flame then flame failure Cause 1 dg No flame Cause 2 inking R d Exchanger too hot Heater stops because the temperature of the heat exchanger is oe too high Cause 3 inking R 3 Sensor error Temperature sensor on heat exchanger error Cause 4 Blinking Hu Too many flame Too many flame failures on ionization Cause 1 5 Blinking failures HE Internal error Defective print board Blinking FLA Safety relays 2nd temperature limiter optional switched Cause 3 10 Blinking Instructions Air heaters type TR GB 122i Page 12 17 H Flame Flame detection when there should not be a flame Blinking HD Fluebooster Fluebooster does not run Cause 6 Blin
23. t TR GA 6712 GA 6712 GA 6712 GA 6712 GA 6712 GA 6714 GA 6714 GA 6716 GA 6716 GA 6716 12 Examples electrical installation Installer Thermostat bus 12 1 Installation with modulating room thermostat e Connect the heater to 230Vac Connect the thermostat to the terminals according to the diagram terminal 4 and 5 On the print the switches S2 L 230V AC li aa BS and S3 need to be set as DOUOOUDD L follows S2 switch 1 at the ON E position and S3 at 1 The changement of these switches need to be performed without power on the Heater otherwise these settings take no effect In all cases make sure you use a Screened cable Cable length 0 50m gt min 0 13 mm2 50 100m 2 min 0 25 mm2 100 250 m max min 0 50 mm2 The given length is the maximum length between the units and the thermostats 12 2 Installation of more heaters on one thermostat One room thermostat can control 8 heaters To connect the heaters is very simple The two wires for the thermostat can be connected to heater one from heater one to heater two from heater two to heater three etc etc Connect always on terminal 4 and 5 See also the diagram Standard factory setting switch 1 on Each heater needs its own unique number to have the heater recognised by the room thermostat The number ROLLE Heater 1 of the heater can be set by the micro swi
24. tch on the 12345678 L heater control HC in the heater The number at the ON upper position of the switch is the given number for that ORELL Heater 2 heater Make sure that each heater has is own unique fees ug number If more than one heater have the same FIT oo H eater 3 number the system does not work ENEE The changement of these switches need to be performed without power on the Heater otherwise these settings take no effect In all cases make sure you use a Screened cable Cable length 0 50m 2 min 0 13 mm2 50 100m gt min 0 25 mm2 100 250 m max min 0 50 mm2 The given length is the maximum length between the units and the thermostats Instructions Air heaters type TR GB 122i Page 15 17 More heaters on one roomthermostat Heater 1 Heater 2 Heater 3 Heater 8 Neutal L 230V AC il Neutal L 230V AC il Neutal L 230V AC D Neutal L 230V AC Wl Z 23 Z lb 4 5 Wl 4 5 o e CAE e o ojo e Max 8 Heaters Communication bus 2 wires low voltage 22 C mic ES at E A Qr X MP TRES HHH d OH EE in h
25. tem fan will start at a regulated speed depending on the differential temperature difference This operation ensures an even temperature distribution throughout the building thus acting as a fully automatic variable de stratification fan Should this delta T regulation not be required this regulation can be switched off in the menu Program Settings on the room thermostat See user manual of the special Winterwarm Room thermostat 7 44 Summer ventilation It is possible to let the ventilator run on a certain speed in the summer Please follow the instructions in the manual of the thermostat 7 5 High limit protection The unit contains 2 temperature protections The NTC thermostat monitors the air temperature electronically Should the temperature in a first step become too high the burner will modulate to the minimum input and the system fan will modulate to the maximum speed When the temperature still increases the burner will switch off on the display you see intermittent E1 When the heat exchanger has been cooled down to normal level the burner will start automatically Should the temperature increase to an unacceptable level the heater will stop on the display you see intermittent A2 Only after a manual reset the heater can start again Manual reset can be done on the electronic circuit board or with the special Winterwarm room thermostat Instructions Air heaters type TR GB 122i Page 9 17 7 6 Description heater cont
26. trictions Important The installation and maintenance of this air heater should be performed by an authorised competent installer in accordance with this manual 3 1 Pre check Before unpacking and installation please check i e on the data badge if the heater corresponds to the order and if it is suitable for the local present provisions gas type gas pressure electrical supply etc The installation must comply with all applicable local and national standards The installation of the air heater must be in accordance with the relevant requirements of the Gas Safety Regulations for example in GB The Institute of Gas Engineers IGE UP 1 and 2 Building Regulations and the IIE Regulations also incorporating the gas safety installation and use regulations Other national and or local regulations may apply the Local Authority Fire Officer and Insurers The competent installer must make sure the heater operates correctly and must instruct the user about the safe operation of the heater A ventilation gap of 30 cm is required from the top and bottom of the heater to any flammable materials If this heater is taking its combustion air from within the room in which it is located the necessary ventilation requirements must be followed for gas safety regulations The heater should not be installed in areas containing any corrosive or explosive vapours high moisture or dust concentrations negative pressures or temperatures higher than 30
27. two wire low voltage connection In the appliance the wire for the thermostat has to be connected to connection 4 and 5 see also electrical wiring diagram In all cases make sure you use a Screened cable Cable length 0 50m 2 min 0 13 mm2 50 100m 2 min 0 25 mm2 100 250 m max min 0 50 mm2 The given length is the maximum length between the units and the thermostats Never mount the thermostat near aerials of internal communication networks A These emit radiation that could lead to disturbance of the thermostat Always keep some meters distance In an EMC disturbance sensitive environment a so called sealed twisted pair cable must be used Before connecting switch off the tension from the heater Connect the earth shield of the cable only to the earth terminal in the heater When mounting the thermostat pay attention to the following items e Mount the thermostat in a place where the air can circulate freely pass the thermostat Make sure that the sun does not shine directly upon the thermostat in the winter Do not place the thermostat on a cold wall Place the thermostat on an inner wall free from draught e Never place the thermostat into the throw of the heater 5 4 3 Fuses On the heater control HC there are two fuses See electrical wiring diagram F1 and F2 are in the power supply of the heater Replace the fuse only by a fuse of the same type 5 5 Air intake combustion products discharge
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