WORKING MANUAL
Contents
1. AIR CONDITIONER Silent 7300H TELECO Working manual Silent 7300H CONTENTS GENERAL FEATURES 3 REMOTE CONTROLLED FUNCTIONG pag 3 AIR CONDITIONER CONTROL FUNCTIONG pag 3 DIFFUSER DISPLAY 5 pag 3 ELECTRONIC CONTROL BOARD CONNECTIONS pag 4 Emergency DUSN DUTON 4 Sensor PROBE models pag 4 Fault and Auto diagnostic 1 pag 5 5 COOLING MODE 5 HEATING NEUENS pag 6 AUTOMATIC OPERATION pag 9 EMERGENCY 9 AUTO 65 pag 10 WIRING DIAGRAM 11 SPARE PARTS LIST pag 12 Working manual Silent 7300H PP ON GENERAL FEATURES Air conditioner power components Compressor 30A 240VAC relay External fan one speed 5A 240VAC relay Four way valve 5A 240VAC relay Internal fan Three speed motor REMOTE CONTROLLED FUNCTIONS Operating modes Automatic cooling and heating Ventilation speeds Automatic high medium and low When2. 2 The compressor and the external fan stop 3 After 45 seconds power to the 4 way valve is disconnected and the valve goes to its cooling position 4 The internal fan is also stopped 5 After 15 seconds from the 4 way valve stop the compressor restarts for the cooling phase with the external fan stopped During this phase the compressor will send hot gas to the condensing unit heating it up and causing the ice to melt 6 When the temperature of the probe on the condensing unit reaches 10 C or after 8 minutes of operation the compressor stops 7 After 45 seconds the 4 way valve is powered on and switches back to its Heating position 8 After 5 seconds the external fan starts again 9 After 10 seconds the compressor starts again too and the air conditioner resumes heat pump mode operation Working manual Silent 7300H AUTOMATIC OPERATION MODE 1 How to access the automatic operation mode Access to the automatic operation mode can be obtained by working the emergency switch or by using the remote control the control unit will automatically select heating cooling or ventilation according to the vehicle inside temperature 2 Temperature adjustment range 16 31 C In the automatic operation mode the initial temperature setting is 24 C The remote control may be used to change the temperature 3 Relationship between the operating mode and Tr in the automatic operation mode A When you enter
3. HEATING MODE 1 Temperature adjustment range 16 C 31 C 2 Compressor operating conditions in the heating mode Tr Vehicle Inside Temperature Ts Selected Temperature When TrsTs 1 C the compressor and external fan will start When Tr2Ts 1 C the compressor and external fan will stop Working manual Silent 7300H 3 External fan working condition a When the compressor stops the external fan also stops b During heating for condenser defrosting the compressor starts and the external fan is stopped c As a protective measure against evaporator overheating the external fan is stopped 4 Internal fan working condition a The internal fan rotation speed can be set to high medium low and automatic b When automatic speed is selected the internal fan will turn according to the following conditions TrsTs 4 C high speed ventilation TrsTs 2 C medium speed ventilation Tr gt Ts 2 C low speed ventilation 5 Four way valve working condition 1 The four way valve will open 2 seconds before the heating compressor Start 2 During heating for condenser defrosting the compressor starts and the four way valve closes cycle reversal from Heating to Cooling 3 During heating the four way valve is open When the air conditioner goes off the four way valve closes after a 1 minute delay 4 During heating when the working mode is switched to cooling the four way valve closes after a 1 minute delay
4. in its housing E4 A 4 Remarks 1 When a fault is detected affecting the air conditioner the display unit shows the corresponding error codes instead of temperature indications 2 Ambient temperature probe faults and evaporator temperature probe faults are checked and displayed when the air conditioner is on standby 3 Error codes will flash according to a 2Hz frequency Compressor protection The compressor is designed to immediately start when the air conditioner is switched on for the first time The compressor needs a 3 minutes delay to restart after each stop When the operating mode is changed hot cold the compressor will stop for at least 3 minutes for protective purposes COOLING MODE 1 Temperature adjustment range 16 C 31 C 2 Compressor operating conditions in the cooling mode a Tr Vehicle Inside Temperature Ts Selected Temperature When Tr2Ts 1 C the compressor and external fan will start and the internal fan will turn at the pre set ventilation speed When TrsTs 1 C the compressor and external fan will stop and the internal fan will turn at the pre set ventilation speed b When anti freeze protection is selected in the cooling mode the compressor will stop Working manual Silent 7300H 3 External fan working condition In the cooling mode the external fan will turn in synch with the compre
5. 27 abuejo 7 ahueso anja ajo Aay N TT ER HOOEZ lt L NOW pal pal LI 00 5 JE JE un D I HEI D NI EH UG 060 11 Working manual Silent 7300H 5 N S S Working manual Silent 7300H S e N Working manual Silent 7300H Plastic top cover Oberer Deckel aus Kunststoff Tapa superior de plastico Evaporator cover Deckel des Verdampfers Tapa del evaporador Complete evaporator Verdampfer komplett Evaporador completo Ventilatore centrifugo Ventilateur centrifuge de Centrifugaalventilator van de dell evaporante vaporateur verdamper BR Centrifugal fan of the Zentrifugallufter des Ventilador centr fugo del evaporator Verdampfers evaporador Fondo in plastica grigio Fond en plastique gris Onderkant van plastic 7 03643 1 antracite anthracite antracietgrijs Anthracite grey plastic bottom Kunststoffbasis Anthrazitgrau Fondo de pl stico gris marengo Full electric wiring Verkabelung komplett Cableado el ctrico completo Vis M 5X16 pour fixation capot Schroef M 5X16 voor sup rieur bevestiging van bovenste Schraube M 5X16 fur deksel Befestigung des oberen Tornillo M 5X16 para fijar la Deckels tapa superior Ecrou M5 pour fixation capot Moer M5 voor bevestiging van sup rieur bovenste deksel Mutter M5 fur Befestigung des Tuerca M5 para fijar la tapa oberen Deckels superior B
6. the automatic operation mode first the internal fan will turn in the low ventilation mode for approximately 10 seconds then the air conditioner operating mode will be selected according to the vehicle inside temperature 1 When the ambient temperature is higher than Ts 1 C the control unit will set the cooling mode automatically 2 When the ambient temperature is lower than Ts 1 C the control unit will set the heating mode automatically 3 When the ambient temperature is lower than or equal to Ts 1 C and higher than or equal to Ts 1 C the control unit will set the ventilation mode automatically and only the internal fan will turn 4 Internal fan ventilation speed automatic ventilation for cooling and heating low speed ventilation for ventilation mode To change the ventilation speed press the remote control key controlling the ventilation speed EMERGENCY OPERATION 1 The emergency push button can be used to operate the air conditioner in the event of remote control failure and to turn it off 2 After operating the emergency button the automatic operation mode is selected 3 If the air conditioner had been turned on by using the emergency button the remote control can still be used to modify all the settings Working manual Silent 7300H AUTO DIAGNOSTICS 1 When the air conditioner is installed for the first time by pressing and holding down the emergency button you will cause the control unit to activate auto
7. 6 Evaporator overheating protection Tp Evaporator Probe Temperature 1 When Tp lt 56 C the compressor and external fan are operating 2 When Tp256 C and Tip lt 62 C the compressor is operating and the external fan is stopped 3 When Tp262 C the compressor and the external fan stop they will restart when Tps42 C Working manual Silent 7300H 7 Protection in case of failure to Heat ERROR E4 8 After 5 minutes of continuous compressor operation the temperature difference between Tp and Tr must be greater than or equal to 3 C If the temperature difference cannot be achieved after the first minute of continuous compressor operation the temperature display begins to flash lf after 5 more minutes of compressor operation the right temperature difference can still not be achieved the air conditioner goes off and the display unit reads error code E4 Condensing unit defrosting lf the outside temperature is very low close to 0 C when the air conditioner is operating in the heat pump mode the condensing unit tends to form surface ice reducing its efficiency When this happens the electronic control unit starts the DEFROSTING procedure which is carried out according to the following steps 1 After approximately 50 minutes of air conditioner operation in the heat pump mode if the temperature detected by the anti freeze probe on the condenser is lower 5 C the DEFROSTING operation is started
8. ator voor elektrische lectrique installatie Transformator f r Transformador para instalaci n Elektroanlage el ctrica 55 03504 n 1 Condensatore 15 uF 450 V Condensateur 15 uF 450 V Condensator 15 uF 450 V Condenser 15 uF 450 V Kondensator 15 uF 450 V Condensador 15 uF 450 V 56 03505 N 2 Condensatore 3 uF 450 V Condensateur 3 uF 450 V Condensator 3 uF 450 V 3 UF 450 Kondensator 3 UF 450 Condensador 3 uF 450 V 78 03511 1 34 03498 1 45 03337 1 Bobine pour lectrovanne 4 voies Spule fur 4 Wege Magnetventil Bobina x elettrovalvola 4 vie 46 03475 1 Coil for 4 way solenoid valve Trasformatore per impianto 51 02487 n 1 elettrico Transformer for electric system Diffusore interno Diffuseur interne Inwendige stromingsspreider Indoor diffuser Innendiffusor Difusor interno Lamel voor inwendige stromingsspreider Aleta para difusor interno Aletta per diffusore interno Ailette pour diffuseur interne Me Fin for indoor diffuser Rippe fur Innendiffusor Cornice portafiltro antipolvere Pale POLCE erent Draagprofiel voor stoffilter poussi re Dust filter holding frame Staubfilter Tragrahmen Marco portafiltro anti polvo Filtro antipolvere Filtre antipoussiere Stoffilter GE Dust filter Staubfilter Filtro anti polvo Coperchio trasparente con logo Couvercle transparent avec Doorzichtige deksel met Telair Telair logo Telair logo Transparent cover with Te
9. d display Power on LED Two colour LED for the cooling heating operating modes 1 Power on RED LED This light goes on when power is connected 2 Operating mode TWO COLOUR LED Red Light On Heating and Green Light On Cooling 3 2 DIGIT display unit Displays the ambient temperature and error codes in the event of air conditioner failure Emergency push button you have lost your remote control or are otherwise unable to use it the air conditioner may be started by pressing the emergency button Note The code Tr mentioned in the technical features refers to the vehicle internal temperature while Tp refers to the Evaporator probe temperature and Ts refers to the pre set temperature Sensor PROBE models and characteristics 1 Ambient temperature sensor Casing resin R 25 5K B 3274 1 Cable length 500 mm black cable 2 Evaporator temperature sensor Casing 5 mm copper or steel pipe with length 25 mm R 25 5K B 3274 1 Cable length 500 mm white cable Working manual Silent 7300H Fault and Auto diagnostic Display This control device detects any type of fault by sampling and checking the faults are shown on a display unit The faults are described and displayed in the following table Fault Displayed error code Ambient temperature sensor E1 Evaporator temperature sensor fault eee E2 NO COOlaNE GaS Ol 4 Evaporator Probe
10. diagnostics procedures The operations carried out are the following 1 A prolonged sound signal is heard meanwhile the power on light and the operating mode red and green lighted indicator light up for 0 5 seconds 2 The display unit lights up for 0 5 seconds one by one 3 The internal fan turns at high ventilation speed for 2 seconds and then stops 4 The internal fan turns at medium ventilation speed for 2 seconds and then stops 5 The internal fan turns at low ventilation speed for 2 seconds and then stops 6 The external fan turns for 1 second 7 The 4 way valve operates for 1 second 8 The compressor works 2 At the end of this procedure the air conditioner is automatically set to standby mode Silent 7300H Working manual 4 deet A Ald 32 5 68 34 11 LU JE s a a lt O d 0 JA mojjaA uaal6 1 2 00007 3 apy FI m JALU Ajd dns MEGA HL D JOISILU3UI puoig deag Ja SE Sc Jopay ao5l 3 deag 3184 12 JOIS UUSU 321 310 PUOTI 514 ER CH 1010 Ue desAg E JOJOLU UE vaali T 27 Jogou J JA AIL S JAJEA 015 dund JE3H SYSOAJ ay yan D Und duo 07 58 Go 135U3PUOI UEL PUON PO O Si 13SU3PpUOs deag
11. eugel voor trillingsdempers voor onderkant van de compressor Vite M 5X16 per fissaggio coperchio superiore Screw M 5X16 for top cover fastening 10 03378 n 6 Dado M5 per fissaggio coperchio superiore Nut M5 for top cover fastening 11 03500 6 Staffa per antivibranti per Bride pour disp antivibrations base del compressore pour base du compresseur Vibration mount bracket for thelBugel fur Schwingungsd mpfer 23 5 anti vibrantes para compressor base fur Kompressorbasis la base del compresor Scatola del condensatore Boitier du condenseur Behuizing van de condensator 13 03478 1 1 Condenser casing Kondensatorgehause Caja del condensador 12 03485 1 Condenser cover Deckel des Kondensators Tapa del condensador Rete metallica Grille m tallique Metalen rooster Complete condenser Kondensator komplett Condensador completo 17 03480 n 1 Ventilateur du condenseur Ventilator van de condensator Condenser fan Lufter des Kondensators Ventilador del condensador Bride de fixation compresseur Bevestigingsbeugel voor de Befestigungsbugel fur compressor Kompressor Estribo de acion compresor Antivibrante per la base del Disp antivibrations pour base Trillingsdemper voor de compressore du compresseur onderkant van de compressor Vibration mount for the Schwingungsdampfer fur Anti vibrador para la base del compressor base Kompressorbasis compresor Compre
12. lair Transparenter Deckel mit Tapa transparente con logo logo Telair Logo Telair Coperchio trasparente del Couvercle transparent pour 83 03491 n 2 display afficheur Transparent display cover Transparenter Displaydeckel 80 03509 2 82 03492 n 2 Doorzichtige displayafdekking Tapa transparente del display Schroef 3 5x25 voor bevestiging van de stromingsspreider Vite 3 5x25 per fissaggio Vis 3 5x25 pour fixation diffusore diffuseur Screw 3 5x25 for diffuser Schraube 3 5x25 fur 3 Tornillo 3 5 25 ar fastening Diffusorbefestigung 86 03489 1 Scheda elettrica del display Carte lectrique de l afficheur Elektrische displaykaart Electric display board Displaykarte Tarjeta del displa Telecomando T l commande Afstandsbediening di le Remote control Fernbedienung Mando a distancia 88 03514 1 Porta Telecomando Support de t l commande Afstandsbedieningshouder Remote control holder Fernbedienungshalter Porta mando a distancia 84 03409 n 4 15 WORKING MANUAL Silent 7300H Telair AIR CONDITIONER ITALY Via E Majorana 49 48022 LUGO RA Tel 39 0545 25037 Fax 39 0545 32064 E mail telair telecogroup com www telecogroup com
13. ssor 4 Internal fan working condition a The internal fan rotation speed can be set to high medium low and automatic b When automatic speed is selected the internal fan will turn according to the following conditions 4 high speed ventilation 2 Ts 2 C lt 5 4 medium speed ventilation Tr lt Ts 2 low speed ventilation 5 Anti freeze protection the cooling mode a In the cooling mode if the compressor is running and Tp Evaporator Probe Temperature is lower than or equal to 2 C for three minutes the anti freeze protection system is operated The compressor and external fan will stop and the internal fan will turn at the pre set ventilation speed b In the anti freeze protection mode when Tp26 C the protection system stops the fan will turn according to its original operating mode while the compressor and external fan will restart after the required 3 minutes safety delay 6 Protection in case of failure to cool error 4 After 5 minutes of continuous compressor operation the evaporator probe temperature must be lower than the ambient temperature by 3 C the temperature difference cannot be achieved during the first minute of continuous compressor operation the temperature display begins to flash If after 5 more minutes of compressor operation the temperature difference is not lower than 3 C the conditioner goes off and the display unit reads error code E4
14. ssore rotativo Roterende compressor 04197 n 1 Rotative compressor Rotationskompressor Compresor rotativo Guarnizione rotonda _ Ronde rubber afdichting d 26 J oint en caoutchouc rond d 26 224 32 03497 n 1 d 26 Rundgummidichtung D 26 Guarnicion de goma redonda Round rubber gasket d 26 d 26 Goulotte de fixation climatiseur pave 909 UNET yoo Tunnel fissaggio condizionatore airconditioner Befestigungstunnel fur 5 Tunel de fijacion Klimaanlage g acondicionador Staffa fissaggio compressore 19 03484 1 Compressor fastening bracket 20 03486 n 4 33 03499 1 Air conditioner fastening tunnel 14 Working manual Silent 7300H 5 Code Q ta Descrizione Description Designation Bezeichnung Denomination Descripcion Condotto uscita aria Conduite de sortie de l air de Luchtuitlaatkanaal uit de dall evaporatore vaporateur verdamper Duct for air outlet from Luftausgangskanal aus Conducto salida del evaporator Verdampfer evaporador i Fastening screw M6x100 Befestigungsschraube M6x100 Tornillo de fijaci n M6x100 Elettrovalvola 4 vie DSF lectrovanne 4 voies DSF 4 weg elektromagneetklep 4 230 V 4 230 V DSF 4 230 V 4 way solenoid valve DSF 4 Wege Magnetventil DSF Electrov lvula de 4 v as DSF 4 230 V 4 230 V 4 230 V Spoel voor 4 weg elektromagneetklep Bobina para electrov lvula de 4 v as Transformateur pour circuit Transform
15. the speed is set to automatic the corresponding remote control display is as follows ventilation speed indicator increasing from left to right rotating with a 0 5 second interval Temperature Adjustment range 16 31 C AIR CONDITIONER CONTROL FUNCTIONS Defrosting automatic defrosting of the condensing unit with probe High temperature protection heat pump automatic by evaporator temperature measurement with probe Anti freeze protection conditioning automatic by evaporator temperature measurement with probe 3 minute delay before compressor restart as a compressor protective measure Directional cold hot control valve with 3 minutes delay Protection against faults caused by failure to cool or failure to heat DIFFUSER DISPLAY FUNCTIONS Ambient temperature and error codes in the event of air conditioner failure are shown on the 2 digit display RED LED power on indicator LED operation indicators RED for HEATING GREEN for COOLING Emergency and Auto diagnostic button Working manual Silent 7300H ELECTRONIC CONTROL BOARD CONNECTIONS Control unit components I This control unit mainly consists of a control panel display and receiving board infrared remote control etc The electronic control board controls the following elements Compressor four way valve external fan internal fan control probe The display board on the diffuser includes 1 A 2 digit lighte
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