Untitled - KUBÍČEK VHS, sro
Contents
1. 1 Compressors CSN EN 1012 2 Compressors and vacuum pumps Safety requirements Part 1 Vacuum pumps 3 6 2 Operating Regulations and Standards The manufacturer of the final unit is required to prepare a manual for the final unit in the extent required by the Directive 2006 42 EC During operation of the final unit it is necessary to comply with this manual and with all the regulations and standards applicable in the country of the operator of the final unit in particular in regard to work safety operation of machineries e operation of electric equipment 4 USE The blower is designed for the transportation and compression of air or of other non aggressive non combustible and non explosive gases without mechanical additives Any use for gases other than air must be discussed with the manufacturer The blower must be operated under conditions stated in section 7 without exceeding maximum values stated on the blower name plate The quantity of medium corresponds to the blower speed and back pressure in the discharge piping for overpressure see the catalogue The air quantity can be controlled only by changing the speed of the blower electric motor Throttle regulation of suction or discharge is impermissible 7 19 5 DESCRIPTION AND FUNCTION 5 1 GENERAL These are blowers that operate in overpressure and under pressure modes 5 2 ROTARY BLOWER The blower serves as an overpressure under pressure source This is a R2. of the blower with the flange of the discharge piping any other means of attachment of the blower must be consulted with the manufacturer Fasten the blower to the piping using screws Align the suction section of the blower with the piping for the air intake and fasten it using screws e Check that the blower is mounted horizontally on the device max deviation 1mm per 1m 12 19 Dimensions of the fastening screws type DN PN Gel S N thread torque 3D16C 32 16 4 8 8 M16 156 Nm 3D19A 50 16 4 8 8 M16 156 Nm 3D19B 50 16 4 8 8 M16 156 Nm 3D19C 50 16 4 8 8 M16 156 Nm 3D28A 50 16 4 8 8 M16 156 Nm 3D28B 80 16 8 8 8 M16 156 Nm 3D28C 80 16 8 8 8 M16 156 Nm 3D38B 100 16 8 8 8 M16 156 Nm 3D38C 100 16 8 8 8 M16 156 Nm 3D45B 150 16 8 8 8 M20 156 Nm 3D45C 150 16 8 8 8 M20 314 Nm 3D55B 150 16 8 8 8 M20 314 Nm 3D55C 200 10 8 8 8 M20 314 Nm 3D60B 200 10 8 8 8 M20 314 Nm 3D60C 250 10 12 8 8 M20 314 Nm 3D80B 250 10 12 8 8 M20 314 Nm 3D80C 300 10 12 8 8 M20 314 Nm 3D90B 300 10 12 8 8 M20 314 Nm 3D90C 300 10 12 8 8 M20 314 Nm 3D100B 400 10 16 8 8 M24 549 Nm 3D100C 500 10 20 8 8 M24 549 Nm 9 4 FIRST START UP The priority for the first start up is to check whether the blower has been properly installed and is operable Before starting the unit check that there is an appropriate quantity of the oil charge correct level height in the rotary blower see sec
3. shipping pallet for delivering the blower to the loading area and lock the air blower to prevent its movement 11 19 O Never lay the blower on its side The blower may be placed or handled in a horizontal position only with the pallet underneath it 8 4 STORAGE On a short term basis the blower can be stored in a closed area protected from the direct effects of weather For long term storage more than 1 month it is necessary to store the unit in a closed dry area with permanent temperature humidity and suitable class of climatic conditions 1K2 according to CSN EN 60 721 3 1 If the storage of the blower is to last for longer than one year we recommend the protection of the compression area of the blower with suitable preservatives based on preservative oils Treat surfaces of the other parts of the blower with suitable anti corrosion agents 9 INSTALLATION AND COMMISSIONING 9 1 GENERAL The installation of the blower includes transportation of the blower to the location for its installation e incorporation in the final device oil charge check first start test run under testing conditions pressure speed verification of functions of safety elements 9 2 TRANSPORT TO PLACE OF INSTALLATION During transportation the handling instructions defined in Section 8 3 must be observed 9 3 INCORPORATION IN THE FINAL DEVICE Installation should be carried out in the following manner Align the discharge flange
4. 2 897 430 67 5 400 55 100 325 3D60B 200 10 455 336 941 534 84 500 60 150 480 3D60C 250 10 543 425 1118 534 84 500 60 150 550 3D80B 250 10 523 405 1108 652 106 630 80 180 755 3D80C 300 10 638 520 1338 652 106 630 80 180 980 3D90B 300 10 640 510 1375 770 135 630 90 225 1242 3D90C 400 10 793 664 1682 770 135 630 90 225 1575 3D100B 400 10 782 702 1709 1000 167 5 800 100 225 2150 3D100C 500 10 917 837 1979 1000 167 5 1000 100 225 2605 8 19 6 2 TECHNICAL SPECIFICATIONS Basic technical specifications of blowers are available at www kubicekvhs cz on the name plate and in purchase contract Never use the blower at speeds Nmax and pressure difference Apmax exceeding the value stated on blower name plate ue Use the blower within the parameters set by the purchase contract only The catalogue value of the volumetric flow Q must be in the range of 10 for blowers 3D 19 7 for blowers 3D 28 3D 38 3D 45 3D 55 3D 60 15 for blowers 3D 80 3D 90 3D 100 7 INSTALLATION CONDITIONS 7 1 GENERAL To ensure proper installation and reliability of the blower on long term basis the following conditions as described below must be followed with regard to ambient conditions position of the blower e vibrat
5. IONS AND WEIGHT 8 6 2 TECHNICAL GPECIEICATIONG sikas aeaaea aa aaa aa aa area kapr kadarna E hais 9 7 INSTALLATION CONDITIONS ccomcociicioociciaciiacanci nacida rca mane 9 7 1 Generalidad ida tala tds oda eege 9 7 2 CONDITIONS OF THE ENVIRONMENT nenn 9 7 3 POSITION OF THE BLOWER nn 9 7 4 Mille te EE EE 9 7 5 SUCUON Piar a ti tir 10 AS E 10 EOL CAR Maki it tdi dt 10 7 6 DISC Mare Pi dit 10 7 8 CHECK ValVe EE 10 ATA IS A ig Acca an er nennen 10 7 6 3 Combined Relief and Start up Valve nn 10 7 8 4 Discharge Silencet 4 2 22 4 nu tents he hed ad aevevheseptatd cava ee 10 7 7 POWERUNIT ii dit dee deeg deeg dE a a A A 10 7 8 Piping COMEN dl ado 11 8 HANDLING TRANSPORT AND STORAGE uuuuuuuuunnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnn 11 8 1 Delivery e TEE 11 8 2 ele lee EE 11 8 2 11 Gonna een its 11 8 2 2 Stacking or FOrklift Trucks coi 11 A A 11 8 3 Bee LEE 11 8 4 tele EE 12 9 INSTALLATION AND COMMISSIONING ccccccccccccccccccccccncccccnnnnonnncnnncnnnnnonnnnnnnnns 12 9 1 Gene ii Les 12 9 2 Transport to Place of Installation eiue ei eiai eeii e 12 9 3 INCORPORATION IN THE FINAL DEVICE uuseennsensnnnnnnnnnnnnnnnnnennnnnnnnnnnannnnnnnn nenn 12 9 4 First Start UDr aa laser Mesa a ni tern aa a aa EE AAE aa aTa aa teas 13 10 OPERATION PROCEDURE eessen 14 AE General anaiei e E EE 14 10 2 ele te RE 14 2 19 11 MAINTENANCE AND REPAIRS uusssssnnnsennnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnennnnnnnnnnn
6. KUB EK VHS s r o 788 15 Velk Losiny CZ KUBI EK HADLA tel 420 583 364 111 DMYC ROOTS BLOWERS www kubicekvhs cz C p p Name plate sized 75 x 30 mm placed on the blower housing 3D 38 3D 45 3D 55 3D 60 3D 80 3D 90 3D 100 3 4 3 Safety symbols 6 19 Symbol Meaning marking of suspension lifting eye holes 3 4 4 Other symbols Meaning sense of rotation of blower rotor 3 5 PROHIBITED USE do not use the blower to transport of mixtures of air and combustible substances never use the blower in premises with potential presence of air and combustible substances on the suction side never use the blower when connected to piping air reservoir air chamber etc with overpressure below the maximum permissible operating pressure of the unit never use the blower when connected to a reservoir without its own protection against excess over the max operating pressure O do not use the blower to transporting of combustible and or explosive gases 3 6 REGULATIONS AND STANDARDS 3 6 1 Engineering Regulations and Standards The blower has been designed and manufactured in accordance with the following standards and regulations H Decree of the Government No 176 2008 Coll laying down technical requirements of machinery corresponding with the directive 2006 42 EC e CSN EN 1012 1 Compressors and vacuum pumps Safety requirements Part
7. N The maintenance plan is specified in the following table Interval 3 Yea Activity Procedure Month months 3 Other x general inspection checking the blower see 11 3 3 x oil charge check see 11 3 4 after the first 500 hours of operation subsequently in f x accordance with the operating oil charge replacement see 11 3 4 conditions Oil change interval depending on operating conditions 1 The first oil change after 500 hours of operation 2 The second oil change during warranty period and further changes after every 2 000 hours i e 3 months of continuous operation Any failure to comply with such interval will result in reduction or restriction of the blower warranty If the blower does not complete 2 000 hours of operation within a specific year the oil change will be performed 1x a year 3 The manufacturer recommends oil change in the maximum interval of 3 000 hours after the expiry of warranty i e 4 months of continuous operation If the blower does not complete 3 000 hours of operation within a specific year the oil change will be performed 1x a year Every oil change will be followed by replacement of gaskets under inlet and discharge caps Blower series 3D38 and above require replacement of gaskets under inlet caps only 11 3 MAINTENANCE PROCEDURES 11 3 1 General Principles During the maintenance works proceed in the following way e Do the maintenance activities in accordan
8. SAE 5W 40 DYNAMIC PRIMA 5W 40 as standard When changing the oil use the same type or an equivalent type of oil Each of the individual oil charges is equipped with an oil gauge and a fill and a drain opening and is closed with plugs For 3D38 and larger types the drain openings are equipped with plugs with a drain valve and a drain hose with a hose screw joint Oil Level Check Turn off the unit time to stabilize the oil level is about 1 minute and check that the oil level is in the specified range the minimum and maximum level is defined by the lower and upper edges of the circular hole in the oil gauge mirror If that is not the case refill or drain the oil The oil level may not drop below the defined minimum because this would create a risk of reduced lubrication and consequent damage to the blower If the oil level is over the defined maximum the oil can leak from the blower through de aerating holes and get into the compression space of the blower Type of blower unit Total quantity of oil charge Recommended oil types 3D19 about 045 3D28 approx 0 7 3D38 approx 1 0 I 3D45 approx 1 3 Dynamic PRIMA 5W 40 and its equivalents ae approx 2 4 ACEA C3 04 ACEA A3 B4 04 APISM CF MB229 31 BMW Longlife 04 VW 502 00 505 00 VW 505 01 Porsche GL 3D60 approx 4 3 I 3D80 approx 9 0 I 3D90 approx 11 51 3D100 approx 18 Specification of equivalent oils Oil type synthetic moto
9. This direction for installation of an uncompleted machinery unit includes important instructions and safety warnings KU B CE K Please read this direction carefully before using the blower unit DMYCHADLA ROOTS BLOWERS Translation of the original Subject to change www ku b i ce kvh S CZ direction for use without notice 2012 10 CONTENTS 1 INTRODUCTIO N D 4 1 1 General risiet ae Eu en 4 1 2 Graphie Marking of Instructions a 2 naea raaa aaa aaae Ra aaa tito 4 1 3 AMENDMENTS TO THE MANUAL cost 224 4 4 2 TYPE IDENTIFICATION OF BLOWERS eeceeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeees 5 3 SAFETY INSTRUCTIONS occasion id 5 3 1 Requirements for Qualification of Personnel COMPANIES o0cconccccncccononinonoccnoncccnnnnnnnnnnnnnn crac 5 al Generali di 5 ERC te EEN 5 3 1 3 Maintenance and Troubleshooting nenn 5 3 2 Safe Installation Principles nenn 6 3 3 Personal Protection Eoupmenmt 6 3 4 ET Ile ET 6 ES EE EE 6 3 4 2 Name Palos eanan a cc td ec eer Nee Age aceso 6 E Eu 6 E Other SYM ele EE H 3 5 PrONIDILG CUS Os iii 7 3 6 Regulations and Giandarde ttis teittttttttnttnntttn ttnt ttnn tnnttnntnntnntn nenntu nsnnnnn nanna 7 3 6 1 Engineering Regulations and Giandarde 7 3 6 2 Operating Regulations and Grandarcde nn 7 4 TN 7 5 DESCRIPTION AND FUNCTION 4044200000Rnnnnnnnn nennen nenn nennen nennen nennen nennen nn 8 5 1 EE 8 5 2 ROTARY BLOWER EE 8 6 TECHNICAL SPECIFICATIONS ius 8 6 1 BASIC DIMENS
10. ce with the maintenance plan and procedures specified below e If the procedures are not specified in detail use common procedures used for maintenance of machinery and units 11 3 2 Safety During the maintenance works observe instructions given in section 3 use common safety procedures before starting the maintenance e g turn off or disconnect the electrical equipment and the below mentioned maintenance instructions and procedures 11 3 3 General Check Check the general condition of the unit especially that The unit operation is even the rotary blower should make a mono sound free of any bangs the belt gear should run smoothly and free of any vibrations The air does not leak from any parts of the equipment There are no vibrations on the unit itself or the connected piping e No screw joints are loosened e The value on the overpressure manometer corresponds to the nominal pressure difference Ap specified on the blower 15 19 The oil does not leak from the rotary blower The surface temperature of the rotary blower does not exceed 130 C If the above described conditions are not complied with contact the KUB CEK VHS s r o company or another authorised service organisation Ur 11 3 4 Oil Charge for Rotary Blower The rotary blower is equipped with two individual oil charges The volume of the charges and their type are specified in the table below The blowers are filled with fully synthetic oil
11. d of the installed blower 8 HANDLING TRANSPORT AND STORAGE 8 1 DELIVERY CONTENTS The delivery includes D the blower e this user manual All parts of the consignment are placed on acommon shipping pallet 8 2 HANDLING 8 2 1 General The blower can be handled using a stacking or a forklift truck or a crane The unit is attached to the shipping pallet using nails or wood screws Before removing the unit from the pallet remove the shipping container and the pallet anchoring 8 2 2 Stacking or Forklift Trucks The pallet can be handled in a way common for handling of pallets When handling the actual blower without the pallet it is prohibited to do so with a stacking or forklift truck A Be careful when handling the unit as it is not balanced and can therefore tip over 8 2 3 Crane For handling the blower when using a crane i e suspension it is recommended to attach lifting eyes to the flange of the blower the suction flange using bolts Also with regard to occupational safety there are other possible methods of suspension the use of crane Do not lash the blower by its input shaft The blower may be handled in a horizontal position only with the discharge flange downwards N When handling observe generally valid and local safety regulations applicable to 8 3 TRANSPORT The unit can be transported in a covered cargo space using common means of land or air transport Always use a
12. e to fill the blower with the oil under the minimum level of the defined range in the oil gauge Always fill the blower with the oil so that the oil level is in the oil gauge in the defined range 1 fill plug 2 oil gauge 3 fill plug Dispose of the used oil in accordance with the valid legal regulations 11 4 FAILURES AND TROUBLESHOOTING 11 4 1 Summary of Failures Failures of the blower may be remedied only by KUBICEK VHS or by another authorised person The user may perform these activities only if agreed by the manufacturer 11 5 SPARE PARTS 11 5 1 General Spare parts are supplied only to authorised persons unless the Contract states otherwise 12 SERVICING Where necessary servicing can be ordered from the KUBICEK VHS s r o company or from another authorised service organisation When ordering always specify the type and serial number of the unit The service is always recorded in the Service book 17 19 13 DISASSEMBLY AND DISPOSAL There are no special removal and disposal procedures Use common procedures used for removal and disposal of machines and units 14 CONDITIONS FOR ACCEPTANCE OF REPAIRS UNDER WARRANTY 1 3 The claimant must prove a the implementation of checks in accordance with the maintenance plan and at the intervals specified Defect origin assessment The guarantee does not apply to defects caused by Natural disaster Local breakdown Suction of air with inadeq
13. ght arise from specific local conditions Protection against these dangers and risks must be included in the local operating and safety regulations It is necessary to become familiarised with this manual prior to the installation of the blower Do not carry out these activities before careful studying this direction and understanding all the instructions included Read this manual carefully prior to using the blower and in the case of any uncertainty contact the KUBICEK VHS s r o company or an authorised service agent 1 2 GRAPHIC MARKING OF INSTRUCTIONS Very important instructions and warnings in this direction for use are marked in the following manner Non observance of these instructions could cause risk to persons or to property O Forbidden activities 4 Non observance of these instructions could cause damage to the equipment Other important instructions 1 3 AMENDMENTS TO THE MANUAL Any amendment to this manual may be made only by KUB EK VHS s r o or based on the written consent of the company 4 19 2 TYPE IDENTIFICATION OF BLOWERS The individual types variants and sizes of the unit are designated using a code according to the following chart 3D the type of rotary blower used three lobe mode without designation overpressure B under pressure with extra suction size of the rotary blower defined according to the input shaft diameter i
14. ion suction part e discharge part drive unit 7 2 CONDITIONS OF THE ENVIRONMENT The blower can be operated only within a defined environment Environment classification according to SN EN 60 721 3 3 3K3 3Z1 3B1 3S1 Environment classification according to SN EN 60 079 10 no danger Temperature 20 40 C Relative humidity 30 to 80 Sea level altitude max 1000 m asl 7 3 POSITION OF THE BLOWER The blower must be installed e with the discharge flange on top e in a level position unevenness max 1mm 1m 7 4 VIBRATIONS Facilities intended for blower installation must possess sufficient rigidity Vibration of the operating equipment must not exceed the following limits electric power up to 15 kW 15 75 kW above 75 kW vibration capacity speed mm s 7 10 11 2 18 0 9 19 7 5 SUCTION PART 7 5 1 Filtration The air intake by the blower must not contain oversize particles For this reason a filtration system must be installed on the side of the suction flange For proper operation of the blower it is recommended to use the filter class in accordance with EN 779 G3 The pressure drop on new clean filtration shall not exceed 2kPa During operation it is recommended to clean or replace the filter in the event of a pressure drop exceeding 5kPa 7 5 2 Air Intake Installation of the blower as part of the final equipment must not restrict the airflow The temperature of
15. n mm width of rotary blower housing defined using A B C S code 3 SAFETY INSTRUCTIONS 3 1 REQUIREMENTS FOR QUALIFICATION OF PERSONNEL COMPANIES 3 1 1 General To adequately ensure personal safety and the subsequent trouble free operation of the blower individual activities related to the assembly and the subsequent usage of the blower must be carried out only by persons companies with the relevant expertise executed by For the assurance of security it is important to ensure that individual functions are persons companies with the requisite competences 3 1 2 Installation Installation of the uncompleted machinery can be carried out only by persons who fulfil the following requirements relevant professional qualifications for the installation of machinery e relevant experience with the installation of machinery e familiarity with this direction for use Installation can be ordered from the KUBICEK VHS s r o company or from an authorised service representative 3 1 3 Maintenance and Troubleshooting Only persons complying with the following requirements are allowed to service and troubleshoot the unit in the extent specified in section 11 of this direction e physical and mental qualification to carry out the specified activities proven familiarity with this manual familiarity with generally valid and local operating and safety regulations e authorized by the keeper of the unit fo
16. nnnnnn 14 Oh ENN TE a NR 14 11 27 Maintenance Plot pS 15 11 3 Maintenance Procedures ivi id aci 15 113 1 General Principles essa it Ra III a A 15 ES EE 15 11 3 General heces EEE noe Glia tiated diva os 15 11 3 4 Oil Charge for Rotary Blower 20rsn4snnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnn nen 16 11 4 Failures and Troubleshooting ccccesecececeeeceeeeeseceeeeneeceeeeneeceeeesaeeeeesneeeeeeseeeeeeesenaeeeeneeeeeeennes 17 1141 Summary el 17 11 5 Spare Paris s tance ved Zee Ban ale he 17 EE a AAA AAN 17 12 SERVICING AR O Keen 17 13 DISASSEMBLY AND DISPOSAL uuuussununnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnn nn 18 14 CONDITIONS FOR ACCEPTANCE OF REPAIRS UNDER WARRANTY 18 3 19 1 INTRODUCTION 1 1 GENERAL This manual will provide you with a thorough acquaintance with an uncompleted machine a blower and ensure its safe and trouble free installation and operation Compliance with this manual during the entire service life of this blower will ensure that during the installation and the subsequent use of the blower the safety rules will be observed at a level that corresponds to the currently applicable safety standards and regulations and correct technical practice This manual is not intended to deal with either the hazards or the risks resulting from the improper installation or utilisation of the blower for unintended purposes nor any hazards and risks that mi
17. oots blower with three lobe rotary pistons rotors The shafts of rotary pistons are placed in rolling bearings and the mutual positions of rotors are controlled by gearing The bearings and gearings are lubricated with oil The working area of pistons is not lubricated The suction and discharge flange of the blower is connected to the suction and discharge part of the blower unit the input shaft to the drive unit 1 suction flange 2 discharge flange 3 input shaft 6 TECHNICAL SPECIFICATIONS 6 1 BASIC DIMENSIONS AND WEIGHT DN PN a b c e f h l m type mm kg 3D19S 50 16 162 126 328 203 26 216 19 40 28 3D19A 50 16 172 136 348 203 26 216 19 40 34 3D19B 50 16 182 146 368 203 26 216 19 40 36 3D19C 50 16 202 166 408 203 26 216 19 40 40 3D28A 50 16 214 151 435 258 34 264 28 70 62 3D28B 80 16 236 172 478 258 34 264 28 70 69 3D28C 80 16 276 214 560 258 34 264 28 70 80 3D38B 100 16 272 204 561 297 42 6 320 38 85 109 3D38C 100 16 322 254 661 297 42 6 320 38 85 125 3D45B 150 16 320 239 664 360 53 3 360 45 105 164 3D45C 150 16 376 295 776 360 53 3 360 45 105 193 3D55B 150 16 375 282 757 430 67 5 400 55 100 270 3D55C 200 10 445 35
18. p of the blower with release into the open atmosphere thereby specifically protecting the motor against initial overload caused by back pressure same time serve as the protection against exceeding the maximum allowable working pressure in the parts that are connected to the blower N The combined relief and start up valve designed to protect the blower must not at the 7 6 4 Discharge Silencer It is appropriate to install the pipe silencer behind the discharge section of the blower This reduces noise in the final equipment and in addition volume pulsations in the pipeline 7 7 POWER UNIT The power unit providing the power for the blower is recommended to be assembled with the electric motor and the belt gear The design of electric motor mounting should prevent overloading the bearings by radial and axial forces 10 19 7 8 PIPING CONNECTION When designing the pipeline connected to the blower it is necessary to observe the following principles e the diameter of the pipe should not be smaller than the diameter of the outlet inlet device OD DN e when designing the piping it is necessary to take into account the air temperature t with regard to the material used and its dilation the piping at the location designated for the connection of the blower must terminate with a flange corresponding to the flange on the blower connected pipes must be anchored properly in order to withstand the static and dynamic loa
19. r oil Viscosity class SAE 5W 40 Performance levels approval ACEA C3 04 ACEA A3 B4 04 APISM CF MB229 31 BMW Longlifwe 04 VW 502 00 505 00 VW 505 01 Porsche GL Kinematic viscosity at 100 C mm s 14 5 Kinematic viscosity at 40 C mm si 87 9 Density at 15 C g cm 0 851 Solidification point C 42 Oil Change When replacing proceed in the following way Turn off the unit Unscrew the fill plug 16 19 For types 3D 19 3D 28 unscrew the drain plug and drain the oil For types 3D 38 3D 45 3D 55 3D 60 3D 80 3D 90 3D 100 fitted with plugs and drain valves unscrew the lid connect the drain union hose and drain the oil After the cap nut of the drain hose has been connected and screwed on the plug valve will open e For types 3D 19 3D 28 screw on and tighten the drain plug remember to check the sealing For types 3D 38 3D 45 3D 55 3D 60 3D 80 3D 90 3D 100 disconnect the drain hose with screw coupling fir the lid and tighten it lightly e Refill the oil slowly through the fill hole until the oil level in the oil gauge reaches approx the minimum of the defined range e wait for approx 2 min check the oil level and refill the oil if need so that the oil level in the oil gauge is in the specified range e Check the drain plug for leakage Screw on and tighten the fill plug N Always change both oil charges Ki It is inadmissibl
20. r these activities 5 19 3 2 SAFE INSTALLATION PRINCIPLES of this manual N prior to the installation of the blower familiarise yourself thoroughly with the contents Cary out only those activities to which you are authorized by your superior When installing the unit observe generally valid and local operating and safety regulations Use generally valid safety procedures only Always use the prescribed personal protective equipment 3 3 PERSONAL PROTECTION EQUIPMENT Utilisation of personal protective equipment must be as defined by local operational and safety regulations The anticipated range of personal protective equipment to be utilised is defined in the following table Installation of the blower Danger Protected part Protective equipment scratching bumping upper limbs protective gloves Maintenance of the blower Danger Protected part Protective equipment burns from hot surfaces upper limbs protective gloves 3 4 MARKING 3 4 1 General The blower is equipped with identification marking rating plates and safety marking A Keep these markings legible and restore them if damaged 3 4 2 Name Plates Ch 7 p KUB EK VHS sro KUBI EK 755 15 ves Losny CZ Duvenan a fel 420 583 364 111 ROOTS BLOWERS www kubicekvhs cz Name plate sized 45 x 30 mm placed on the blower housing 3D 19 3D 28
21. ry blower should make a mono sound free of any bangs the belt gear should run smoothly and free of any vibrations There are no vibrations on the unit or the connected piping There is no visible oil leak from the blower The data on under pressure gauge suction and the value shown on overpressure gauge discharge comply with technical specification of the contract it is recommended to highlight the relevant gauge value e g using a red marking pen In the case of a unit with speed control it is requisite to read the value at the nominal speed No unusual behaviour occurs that did not occur during previous checks Apart from the daily checking described above the unit must be checked daily for potential drop of oil charge below the minimum level When checking proceed in the following way Turn off the unit wait for approx 1 minute time required for oil level stabilisation and check whether the oil level is visible through both oil gauges and located between minimum and maximum limits The minimum and maximum are determined by the top and bottom edges of the circular aperture in oil gauge mirror Oil Gauge It is not permissible to operate the equipment if the above mentioned conditions are A not met Turn off the unit and contact your superior 11 MAINTENANCE AND REPAIRS 11 1 GENERAL Maintenance of the blower consists only of checking exchanging or refilling of the oil charge 14 19 11 2 MAINTENANCE PLA
22. the input air should not exceed 40 C A The blower must not be used in environments in which the possibility is not excluded of drawing a combination of air and combustible substances into the suction side 7 6 DISCHARGE PART 7 6 1 Check Valve If it is essential to prevent the backflow of air from the piping connected through the blower to the discharge when the device is idle or after it has been shut down a check valve can be installed behind the discharge section Backflow may occur in the following situations multiple blowers connected into a single piping system the connected piping impossible to de pressurize 7 6 2 Relief Valve Each blower must be protected with a relief valve from exceeding the maximum permissible working pressure When the pressure is exceeded e g after the connected discharge piping is closed the valve opens and air can escape into the atmosphere protection against exceeding the maximum allowable working pressure in the parts N The relief valve designed to protect the blower must not at the same time serve asa connected to the blower 7 6 3 Combined Relief and Start up Valve The relief valve can be replaced with a combination relief and start up valve This valve also serves as safety valve see 7 6 2 and makes starting of the unit possible when there is permanent pressure in the connected piping i e start to back pressure at the same time The valve permits the initial start u
23. tion 10 2 All fittings in the connected piping are open e Screw connections are checked After the checking turn the unit shortly on and immediately off within 1 sec and during the running out phase check that the sense of rotation of the driving shaft of the rotary blower corresponds to the arrow on the blower If it is not the case the unit is connected incorrectly and it is necessary to change connection of electric wires in the terminal block of the electric motor If the sense of rotation corresponds to the arrow on the blower turn on the unit and check that The unit operation is even the rotary blower should make a mono sound free of any bangs the belt gear should run smoothly and free of any vibrations The air does not leak from any parts of the equipment The stated maximum levels of vibration for the actual equipment or of the connected piping are not exceeded The value on the overpressure gauge corresponds to the nominal pressure difference stated on the name plate of blower U The testing operation may not commence ifthe conditions described above are not met 13 19 10 OPERATION PROCEDURE 10 1 GENERAL The blower is designed for long term full time operation Its operation henceforth includes only operational checks 10 2 OPERATING CHECKS When the blower is permanently in operation as a component of the final device check at least once daily that The unit operation is even the rota
24. uate quantity of solid particles Machine flooding due to back pressure of liquid Defect of another product Improper installation into the final unit OD COOC Oo Claims for repairs under warranty will be void should any of the following provisions have been infringed 4 a The equipment that is the subject of the claim may be dismantled only by the manufacturer or another authorised person The user may dismantle the device with consent of its manufacturer only b The equipment may be operated only in accordance with the parameters specified in the purchase contract or according to other parameters that have been approved by the manufacturer in writing c The unit may be operated only in environment specified in this manual Warranty Period The length of the warranty period is defined in the purchase contract 18 19 Notes 19 19 Notes 20 19
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