Operating Instructions
Contents
1. air is expelled from the compressor the system has completely depressurised and the compressor has been electrically isolated 6 Operation Once final electrical and airline checks have been made the compressor may be switched on DenComp 3 4 amp 8 and AH 3 amp 4 models are switched on with a pressure switch marked on Fig 1 DenComp LN2 LN3 amp LN4 compressors are switched on with a push button located on the front panel marked Fig 2 The compressor will automatically start and continue to build up pressure to approximately 7 5 bar as indicated on the pressure gauge marked on both Fig 1 amp 2 Once this pressure is reached the compressor will automatically switch off At the end of each cycle DenComp 3 4 amp 8 and AH 3 4 4 will emit a hiss of air This is a normal function of the dryer regenerating itself and will stop after approximately 5 seconds OF series compressors will stop in the same manner but will discharge a small amount of air from the pressure switch This is a normal function When the pressure gauge drops to approximately 5 5 bar the compressor will automatically start again DenComp 8 compressors will start in a different manner In order to reduce the electrical surge the left hand motor will start approximately 5 seconds ahead of the right hand motor Check that no air is escaping and that the airlines are secure and leak free Air leaking from the system at any point will cause the compressor to work unnecessar2. care to lift it with the handles on the tanks for the DenComp 3 amp 4 and DenComp AH 3 amp 4 models and for the DenComp LN2 LN3 amp LN4 models located in the black moulded covers at each end of the compressor Always lift the compressor to move it as it rests on rubber suction feet Locate the compressor on a level sound floor Ensure that there is an adequate power supply available to the compressor At all times the compressor should be on a dedicated power supply not shared with any other piece of equipment with a guaranteed minimum 13 amps available for DenComp 3 4 AH3 AH4 LN2 LN3 8 LN4 models The DenComp 8 model must have a dedicated supply of 20 amps Failure to provide this will damage the electric motor and may invalidate the warranty If in doubt please consult an electrician Before starting the compressor ensure that the air receiver is empty and that the power switch Fig 1 amp Fig 2 is in the OFF position To aid efficient and long life locate the compressor in a cool dry well ventilated dust free environment An operating environment between 35 degrees C and 5 degrees C should be maintained Ensure that the compressor does not have materials or objects around it that may prevent air flow to the cooling fans We would be happy to give you guidance on this Important The compressor is a pressure device that has air stored under high pressure Never dismantle any part of the compressor or attached airlines until all
3. weekly this water should be removed to A prevent a high build up of water in the receiver Carefully twist the Fis4 Valve brass valve located on the end of the tank Fig 4 anti clockwise allowing air and water to escape from the receiver Once the water has stopped close the brass valve by twisting the brass valve clockwise Periodically check the compressor and airlines for leaks or any signs of degradation Consult a suitably qualified engineer for advice The compressor should be attended to on an annual basis by a qualified compressor engineer At the annual service checks will be made to include the intake filter safety valves pump running performance dryer performance and fittings and connectors At the 1 year service the cartridge in the dryer should be rotated At the 2 year service the dryer cartridge part no DC2348 should be replaced At the 3 year service the cartridge in the dryer should be rotated At the 4 year service the dryer cartridge part no DC2348 and non return valve part nos DC2349 should be replaced At the 5 year service the cartridge in the dryer should be rotated and the pump should be fully serviced part no DC2350 At the back of this manual is a maintenance record which should be used to record details of any work undertaken Unscrew Fig 3 Top Here Warranty Manufactured to exacting European standards including ISO 9001 CSQ Med and IQNet the DenComp range of compressors are cov
4. DenComp Compressors Owners Manual amp Operating Instructions u o 4 DenCompl N4 gm Denk my 1 Foreward Unpacking The Compressor Operation Maintenance Warranty Improving Your Compressed Air System Test Certificates Maintenance Record Page 4 Page 5 Page 6 Page 7 Page 8 Page 8 Page 8 Page 9 Foreward An Air Compressor is both an electrical and pressure device and as such should be treated with all due care and attention The air compressor is a vital piece of surgery equipment providing high pressure air to allow operation of hand pieces and 3 in 1 syringes As part of the compressed air system filters should be installed for the removal of contaminant that may have formed as part of the compression process DenComp compressors with dryers when installed with appropriate recommended filters and properly maintained will deliver clean dry air to Breathing Air Standard BS4275 and Compressed Air Purity Class ISO 8573 1 2001 E class 1 to the surgery This is the recommended standard for private dental practice Under no circumstances should members of the public be allowed within the vicinity of the compressor Any maintenance work performed on the compressor should only be done so in accordance with the manufacturers instructions and by competent persons PLEASE READ THESE INSTRUCTIONS FULLY BEFORE USING THE DEVICE Unpacking The Compressor Unpack the compressor taking
5. St Swindon SN2 8AR Northern Sales Office Southern Sales Office Tel 01786 832265 Fax 01786 832265 Tel 01793 639133 Fax 01793 635062 Lo call 0845 680 1313 email sales dencomp ntlworld co uk www dencompcompressors co uk
6. ered by a comprehensive 12 months parts and labour warranty This is extended for a further two years on all mechanical parts subject to annual service being carried out to the manufacturers recommendations and using genuine parts Service should only be undertaken by a competent engineer Improving Your Compressed Air System The air compressor is probably one of the least glamorous items in the dental surgery but is critical to the operation of the practice Supplying air to the hand pieces 3 in 1 or scaler it is the most important investment the practice will make and is vital to the efficient running of the surgery The purchase of a DenComp compressor is a very sound decision and will provide a well engineered heart but there would be more that you could consider to enhance the overall compressed air supply An Emergency Back Up compressor is a very worthwhile addition to the system For whatever reason that the main compressor is not available or during servicing this very economic standby compressor will ensure continuity of air supply Installing an air regulator part no DC MSM 1 controls the output pressure of the compressor to a regulated constant supply to the surgeries of approximately 5 bar This is an ideal pressure for the air to enter the surgery Additional filtration is recommended to meet current guidelines DenComp 3 448 and AH 3 amp 4 compressors are oil free and are supplied with desiccant air dryers The air tha
7. ily and may result in damage to the compressor Typically under normal operation the compressor will not work for more than a 5 minute period at any one time If the compressor continues to run for longer than this then careful attention should be given to discover if there are any leaks in the air system Switch on off BenCompLN Pressure Gauge DenComp LN models have electric overload protection If the machine should electrically trip then push the reset button shown in Fig 2 to reset the power supply If the machine continues to trip then call for assistance Maintenance DenComp compressors are fully automatic devices that require very little user intervention It is important to switch the compressor off every night to prevent unnecessary running All DenComp compressors with dryers will expel moisture removed from the atmosphere into a water container Once this container is half full it is very important that the bottle is emptied and the contents are disposed of This water is not contaminated and may p be emptied into a sink or waste outlet To empty the bottle unscrew the black top fig 3 and remove the inserted tube The bottle can i then be removed from its holder and emptied y Place the bottle back in its holder insert the tube and screw on the top OF series compressors will form water in the air receiver This is a normal function of compressors that are not fitted with dryers Periodically suggested
8. surgeries 5bar 450 450 450 675 675 Ltrs 30 Ltrs 50 40 30 50 Volt Hz Ltrs Min Tank Ltrs 50 50 30 50 Volt Hz Ltrs Min Tank Ltrs 100 100 100 100 100 Max Pressure 8 Max Pressure 8 8 8 8 Max Pressure 8 8 8 8 Max Pressure 8 dB A Dryer 57 Yes Dental Surgeries 1 2 Dimensions Weight LxDxH 80x40x57 kgs 65 dB A Dryer Dental Dimensions Weight 67 60 57 67 Yes Yes Yes No Surgeries 3 3 3 3 LxDxH 75x40x75 55x72x100 92x40x57 75x40x75 kgs dB A Dryer Dental Dimensions Weight 67 5 60 5 57 67 5 dB A Dryer 70 Yes 63 Yes 70 No 73 Yes 73 No Yes Yes Yes No Surgeries 4 4 4 4 Dental Surgeries 8 12 12 LxDxH 75x40x75 55x72x100 92x40x57 75x40x75 kgs Dimensions Weight LxDxH 120x62x75 120x72x95 120x62x75 120x62x75 120x62x75 kgs 124 136 1 m 2 160 148 10 Compressors for 8 surgeries plus Maintenance Record Date Work Performed Contractor Time Time Hours Next Of Of On Visit Arri Dep Site Due Any maintenance or system modification work should be recorded here Prior to the engineers leaving your premises ask them to record the work undertaken here 12 DenComp Equipment Ltd registered office Argyle Commercial Centre Unit 5 Argyle
9. t is stored in the tank is dry but the process of compressing the air itself means that unfiltered air is drawn in from the atmosphere and the mechanical action of the pump can itself create contaminant Installing a DC D20XAC filter housing in the airline cleans the air to a very high standard exceeding the Breathing Air Standard of BS4275 and Compressed Air Purity Class ISO 8573 1 2001 E class 1 Test Certificates In accordance with the Pressure Systems and Transportable Gas Containers Regulations 1989 practices are required to hold certification for all pressure vessels that fall within the regulations All DenComp compressors are supplied with an appropriate certificate at installation which should be made available to your insurance company when required Compressor Model DenComp LN2 Compressor Model DenComp 3 DenComp AH3 DenComp LN3 OF 3 Compressor Model DenComp 4 DenComp AH4 DenComp LN4 OF 4 Compressor Model DenComp 8 DenComp AH8 OF 8 DenComp 12 OF 8 Compressors for I or 2 surgeries hp Volt Hz Ltrs Min Tank 1 5 230 50 hp Volt Hz Ltrs Min Tank 5bar 1 5 230 50 1 5 230 50 1 5 230 50 1 5 230 50 hp 2 5 230 50 2 5 230 50 2 5 230 50 2 5 230 50 hp 2x 2 5 2x 2 5 2x 2 5 3x 2 5 2x 2 5 230 50 230 50 230 50 230 50 230 50 5bar 100 150 150 150 150 Compressors for 3 surgeries 5bar 225 225 225 225 Compressors for 4
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