- Thermoscreen
Contents
1. and reduce the life expectancy of the air curtain Once the mains supply is isolated remove the grille this is done by removing the four cross head screws and lifting the grille clear access can now be gained to the air curtain Vacuum and clean the built up dirt and debris within the air curtain please note that the motor s and bearings are permanently sealed and require no additional lubrication Re install the grille reconnect the power and fully function test the air curtain to ensure correct operation e Warranty lf any problems are encountered please contact your installer supplier failing this please contact the Thermoscreens warranty department Thermoscreens Ltd St Mary s Road Nuneaton Warwickshire England CV11 5AU Tel 44 0 24 7638 4646 Fax 44 0 24 7638 8578 Email sales thermoscreens com www thermoscreens com Engineering change number 03 00092 Dwg No 4007100 1 Issued 16 01 042. 1P amp N 1 5 3 0kW 7 5kg T800ER 230V 50Hz 1P amp N 3 0 4 5kW 8 5kg To gain access to the electrical connections the recessed grille must be removed the grille is secured to the frame of the air curtain via 4 cross head screws to remove the grille from the unit remove the screws and lift the grille clear access can be gained to the mains supply amp remote switch terminals inside the air curtain located at the left hand end of the unit Four sets of cable entry holes are provided 20mm knock outs within the casing two via the end cap for side entry amp two via the back case for top entry Once the appropriate cable entry glands have been fitted to be supplied by installer in accordance to the latest edition of IEE regulations or local regulations in use proceed to connect the supply remote switch to the unit as per the attached wiring diagram when fitting the remote switch ensure that it is located in a Suitable place for easy access e Operation All units are supplied with a remote switch that gives the following functions On off amp two heat settings for heat output see above table For thermostatic control a room thermostat maybe connected in series with terminal 4 to give control over the second stage of heat e Fault conditions In the event of a fault the thermal cut out or the internal fuse may operate The thermal cut out is located at the left hand end of the unit the internal fuse is located within the terminals mou
3. Page l of 5 WORLDWIDE SUPPLIERS THERMOSCREENS OF AIR CURTAINS THERMOSCREENS RECESSED RANGE FOR INDOOR USE ONLY INSTALLATION AND OPERATING INSTRUCTIONS PLEASE READ INSTRUCTIONS CAREFULLY BEFORE ATTEMPTING INSTALLATION Engineering change number 03 00092 Dwg No 4007100 1 Issued 16 01 04 Page 2 of 5 UN PACKING YOUR RECESSED AIR CURTAIN The following items are supplied e RECESSED AIR CURTAIN e REMOTE SWITCH UNIT C W 3 0m lead The remote switch unit is located inside of the air curtain e RECESSED GRILLE If anything is missing or damaged please contact your place of purchase immediately For your records Date of purchase S Place of purchase o Serial Number a For warranty purposes proof of purchase is necessary so please keep a copy of your invoice Please note that all documentation remains the property of the building and should be stored accordingly Engineering change number 03 00092 Dwg No 4007100 1 Issued 16 01 04 Page 3 of 5 INSTALLATION OF YOUR T600ER amp T800ER UNIT e Location The T600ER amp T800ER are designed for recessing mounting within a ceiling void or bulkhead minimum height of 1 8 to maximum height of 2 3m When mounting ensure that the air discharge is situated as close to the door as possible the T600ER amp T800ER are designed to fit directly into a ceiling tile grid formation T600ER 595mm I to suit 600mm grid amp the
4. T800ER 895mm I to suit 900mm grid if the grid does not align with the door then the grid will need modifying Note an air gap of 50mm is required around the external casing e Ceiling suspension Each unit is provided with 4 x M6 inserts two either end to allow the unit to be suspended via threaded rods or wire tie see figure 1 below Please note when fixing using threaded rods or wire ties not supplied that a suitable structure is used ensuring that it can maintain the unit weight adequately for unit weights see table 1 Ensure that locking nuts are fitted not supplied to stop the threaded bar wire ties rotating and coming away from the casing For dimensions of fixing centres please see figure 1 below Figure 1 4x M6 INSERTS T600 T800 CABLE ENTRY CABLE ENTRY EANN ae AIR DISCHARGE Engineering change number 03 00092 Dwg No 4007100 1 Issued 16 01 04 Page 4 of 5 e Electrical connections WARNING Units should only be wired by a competent electrician in accordance with the latest edition of the IEE wiring regulations and or local statutory regulations Ensure that the supply cables and circuit breakers are sufficient for the air curtain s being installed for electrical loading see table 1 below A single phase isolator rated appropriately must be fitted to the supply wiring with a contact separation of at least 3mm Table 1 Supply Heat output Weight T600ER 230V 50Hz
5. nted at the left hand end In the case of a fault condition do not attempt to reset the thermal cut out or replace the fuse arrange for a Thermoscreens appointed engineer or certified electrician to attend the unit to investigate the reason why the thermal cut outs fuse have operated once the cause has been determined and rectified proceed to reset replace the thermal cut out fuse and function test the unit Engineering change number 03 00092 Dwg No 4007100 1 Issued 16 01 04 Page 5 of 5 e Air flow When installing the air curtain ensure that the air stream is as close to the door opening as possible to give optimum performance see figure inset AIR INTAKE e Service amp Maintenance Always disconnect solate the mains electricity supply before maintaining or repairing this equipment Note All maintenance repairs should be carried out by a competent electrician or Thermoscreens service agent To ensure the air curtain operates at full efficiency the inlet outlet grilles impellers housings and motors must be kept free of dust and debris Build up of dust on the impellers can cause vibration noise and excessive wear on the impeller motor bearings Frequency of cleaning will depend on the environment but we would recommend that the unit be cleaned a minimum of every 3 months failure to adequately maintain the unit and provide a Suitable cleaning schedule will result in performance degradation
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