Husqvarna PG530 manuale d’uso

HUSQV ARNA CONSTRUCTION PRODUCTS Oper ator’ s manual Please read the operator’ s manual carefull y and make sure y ou understand the instructions before using the machine. Manual de FR GB ES DE instrucciones Lea detenidamente el manual de instrucciones y asegúrese de entender su contenido antes de utilizar la máquina. Bedienungsanw eisung Les[...]

English - 3 Contents English Contents Key to symbols 4 Safety Instructions 5 Introduction 6 T ransportation 6 Storage 6 What is what 7 Setting up/Operation 9 Changing the diamonds 1 1 V ariable speed drives/ frequency converters 12 Faults and troubleshooting 15 Diamonds 17 Diamond selection 18 Maintenance 22 Maintenance schedule 25 T echnical Data [...]

4 - English Key to symbols The symbols below are used on the machine and in this Operator ’s Manual. It is important that the user understands the signi fi cance of these in order to work with the machine safely . Please read the operator ’s manual carefully and make sure you under- stand the instructions before using the machine. W ARNING! Du[...]

English - 5 Never use the machine if you are tired, if you have drunk alcohol, or if you are taking medication that could affect your vision, your judgement or your co- ordination. Never use a machine that has been modi fi ed in any way from its original speci fi cation. Be on your guard for electrical shocks. Avoid having body contact with light[...]

6 - English Introduction The Husqvarna PG 530 fl oor surfacing machines are designed for wet or dry grinding of marble, terrazzo, granite and concrete. Their applications range from rough grinding through to a polished fi nish. This manual covers the Husqvarna PG 530 series of fl oor grinders equipped with twin motor drive here after referred to[...]

English - 7 What is what 1. Hour counter 2. Electrical cabinet 3. Planetary head motor 1.5kW/1Hp 4. Grinding/Satellite heads motor 3kW/4Hp 5. Lifting lugs 6. Cover/Shroud 7. Skirt 8. Chassis/Frame 9. Handle bars 10. Control Panel 1 1. Handle bar adjuster What is what 2. 1. 3. 4. 5. 6. 7. 11 . 10. 9. 8.[...]

8 - English The machine can be divided into two main parts. These can be identi fi ed as follows: 1. Chassis/Frame section – comprising handle bars, electrical cabinet, steel frame and wheels. 2. Head – comprising of motors, cover , grinding/satel- lite/ planetary heads and internal components. The machine has been manufactured to allow move- [...]

English - 9 Setting up/Operation Position grinder on the working area. Make sure there are diamonds underneath machine and that the head locks/shear pins are tight. IMPORT ANT! When using the machine, each grinding head must always have the same diamond type and number of diamonds as the other grinding heads. Each grinding head must have diamonds t[...]

10 - English Speed and direction setting is often a matter of per- sonal choice. Operators are encouraged to experiment to fi nd which settings best suit the given applications. The following table lists some suggested set-ups for different applications. APPLICA TION DIRECTION SPEED Ceramic tile adhesive removal FWD 6-7 Carpet glue removal FWD 5-7[...]

English - 11 Changing the diamonds As different applications require dif ferent selections of diamond tools, there will be many occasions when the grinding discs need to be changed. Following is a guide for this procedure. Preparation 1. Ensure STOP/RUN switch is in ST OP position and the power-plug disconnected as unintentional start- ing of machi[...]

12 - English V ariable speed drives/ frequency converters Each Husqvarna PG 530 is equipped with 1 variable speed drive or frequency converter . This unit is incor- porated into the machine for the following reasons: 1. Functional Manipulate incoming power to enable increase/ decrease in speed & direction change. Regulate current and voltage su[...]

English - 13 The menu tree illustrated on this page outlines the important menu options that provide useful information for monitoring and diagnostic purposes when using the machine. As can be seen on the menu tree to the right, when the machine is turned on, the variable speed drives or frequency converters are set to display the Output Frequency [...]

14 - English Menus and information they provide The following menu items/screens on the variable speed drive/frequency converters provide the following useful information to the operator . OUTPUT FREQUENCY (Monitor Menu) This screen tells the operator the frequency the motor is running at when the machine is in operation. The value for output frequ[...]

English - 15 Faults and trouble shooting When either one of the variable speed drives or frequency converters in the machine experience a fault and “trip” out, they will cease to run and an error message will appear fl ashing on the keypad display (see picture below). The following list are the most commonly experienced faults and possible act[...]

16 - English Further problems that may be experienced when using the grinder and potential solutions are as follows: Problem Possible Cause Potential Solution GRINDER IS HARD T O HOLD ONTO Not enough diamonds under the machine (if grinding thick glue or soft fl oors, too few diamonds under the machine will greatly increase the load on grinder and [...]

English - 17 Diamonds Background Diamond abrasives usually consist of 2 components: 1. Diamond powder (also known as diamond crystals or grit). By changing the size of the diamond powder or grit, we can change how coarse or fi ne the scratches will be that are left behind from the grinding process. 2. A binding agent (metal or resin). Diamond powd[...]

18 - English Diamond selection The following section covers important factors to consider when selecting the diamond segment you are going to use for a given application. Grinding disc set-up They way diamond segments are set-up on the grind- ing heads of the machine will also greatly in fl uence the performance of the machine, the productivity le[...]

English - 19 Full and half sets of diamonds By changing the way the diamonds are set-up on the diamond holder discs, an operator can signi fi cantly ef- fect the performance of the machine and therefore, the fi nished product. HALF-SET OF DIAMONDS When the diamonds are set-up as a half-set, they tend to follow the surface of the fl oor . Similar[...]

20 - English Selecting the correct diamonds for your application The following suggestions cover the basic principles for diamond selection for different applications. Application Metal bond Grit size Full- set Half set Singles / T wins Flatten fl oor - Hard concrete SOFT 16 or 30 X S Flatten fl oor - Medium concrete MEDIUM 16 or 30 X S Flatten ?[...]

English - 21 Determining the hardness of concrete All concrete may feel hard (particularly if you fall over on it), so what do we mean when we talk about hard, medium and soft concrete? All concretes are measured by their compressive strength and depending on which part of the world you are from, different compressive strength indices (e.g. PSi &am[...]

22 - English Maintenance Used correctly , the machine is an extremely low-maintenance and reliable. This section covers the general maintenance items that need attention on a periodic basis. There are three main mechanical items to check: 1. Grinding Heads. 2. Planetary drive system. 3. Planetary seal. Grinding heads There are 2 different grinding [...]

English - 23 Grinding Heads Drive System The Husqvarna PG 530 comes equipped with Dual Drive T echnology™. As the grinding discs are driven by the large motor via an internal belt, and because the belt is sealed inside the machine, there is no mainte- nance regarding this drive system until a major service (belt and bearing replacement) is due. T[...]

24 - English The effectiveness of the planetary seal can be moni- tored by the simple removal of the planetary motor / gearbox system by removing the four bolts shown below . If planetary seal is worn or needs replacement, contact your Husqvarna Construction Products distributor for a new planetary seal replacement kit. If the planetary seal is wor[...]

English - 25 Maintenance schedule Item Action Frequency Check that head lock are tight. T ighten head locks and re-set in thread-locking com- pound if required (Suggested thread-locking compound Loctite 680) Daily Inspect heads for slop/ broken “ fi ngers” if using spring steel heads. Examine machine heads while machine tipped back. Disconnect[...]

26 - English T echnical Data PG 530 Grinding width 530mm (21") Grinding disc 3x240mm (9.5") Weight 200kg (440lbs) Grinding pressure total 134kg (295lbs) Grinding pressure per disc 44.7kg (98lbs) Motor Power 3.75kW (5.0hp) Power per grinding disc 1.25kW (1.7hp) Grinding disc speed 200 - 710rpm Planetary head speed 50rpm Direction of rotati[...]

English - 27 T echnical Data EC-declaration of conformity (Applies to Europe only) Husqvarna Construction Products, SE-433 81 Göteborg, Sweden, tel: +46-31-949000, declares under sole responsibil- ity that the Husqvarna PG530 dating from 2007 serial numbers and onwards (the year is clearly stated on the rating plate, followed by the serial number)[...]