Page 2 - English; Contents
English - 3 Contents English Contents Key to symbols 4 Safety Instructions 6 Introduction 7 Transport 7 Storage 7 What is what 8 Setting up/Operation 10 Changing the diamonds 12 Variable speed drives/frequency converters 13 Faults and trouble shooting 16 Diamonds 18 Diamond selection 19 Maintenance ...
Page 4 - Safety Instructions
6 - English 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 modifi ed in any way from its original specifi cation. Be on your guard for electrical...
Page 6 - What is what
8 - English What is what 1. Hour counter 2. Electrical cabinet 3. Planetary head motor 1.5kW/1Hp 4. Grinding/Satellite heads motor 11kW/15Hp 5. Lifting lugs 6. Cover/Shroud 7. Skirt 8. Chassis/Frame 9. Handle bars 10. Control Panel 11. Handle bar adjuster What is what 2. 1. 3. 4. 5. 6. 7. 11. 10. 9....
Page 10 - Changing the diamonds
12 - English Changing the diamonds As different applications require different 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 STOP position as unintentional sta...
Page 11 - Variable speed drives/frequency converters
English - 13 Variable speed drives/frequency converters Each Husqvarna PG 680 & 820 is equipped with 2 variable speed drive or frequency converter. This unit is incorporated into the machine for the following reasons: 1. Functional Manipulate incoming power to enable increase/decrease in speed &...
Page 14 - Faults and trouble shooting
16 - English Faults and trouble shooting When either one of the variable speed drives or frequen-cy converters in the machine experience a fault and “trip” out, they will cease to run and an error message will ap-pear fl ashing on the keypad display (see picture below). The following list are the mo...
Page 16 - Diamonds
18 - English 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. ...
Page 17 - Diamond selection
English - 19 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 The way diamond segments are set-up on the grinding heads of the machine will also greatly infl uence the pe...
Page 21 - Maintenance
English - 23 Maintenance Used correctly, the machine is an extremely low-main-tenance 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 se...
Page 25 - Maintenance schedule
English - 27 Maintenance schedule Item Action Frequency Check that head locks are tight. Tighten 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 ...
Page 26 - Technical Data
28 - English Technical Data PG 820 PG 680 Grinding width 820mm (32") 680mm (27") Grinding disc 3x270mm (10.5") 3x240mm (9.5") Weight 440kg (970lbs) 385kg (850lbs) Grinding pressure total 335kg (737lbs) 300kg (660lbs) Grinding pressure per disc 112kg (246lbs) 100kg (220lbs) Motor Powe...
Page 27 - EC-declaration of conformity
English - 29 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 PG680/PG820 dating from 2007 serial numbers and onwards (the year is clearly stated on the rating...