Page 1
Twin Speed Diamond Floor Grinder Operating Manual This manual is provided to persons purchasing an SPE machine and may not be reproduced in part or full without written permission of SPE International Ltd. This manual provides the basic information required and is only to be used as a guideline.
Page 3
WARNING Failure to follow these instructions may result in serious personal injury or death. SPE disclaims all responsibility for damage to persons or objects arising as a consequence of incorrect handling of the machine and failure to inspect the machine for damage or other faults...
Page 4
DFG500 - 2 Operating Manual INDEX Page No Starting Work Changing Grinding Plates Wet Grinding Weights Maintenance Safety Reversing Phases Twin Speed Operation Accessories Spare Parts Breakdown Body Components Drive Components Undercarriage Components Hydraulic Components Electric, Vacuum & Water Components 15-16 Wiring Diagram Electrical Components...
DFG500 - 2 Operating Manual STARTING WORK BEFORE STARTING WORK CHECK SET UP OF THE MACHINE AND GRINDING PLATES HAS BEEN COMPLETED. 1. Ensure the power supply is correct. DFG 500 - this should be a 380/415v 32 amp supply from the mains or generated with a minimum of 20 kva on 50 cycles.
DFG500 - 2 Operating Manual CHANGING GRINDING PLATES 1. Make sure heads have stopped rotating, lift the DFG off the floor to its maximum height. 2. Disconnect from power supply. 3. Tilt the machine backwards on to its handles. The machine must be secured and supported.
DFG500 - 2 Operating Manual MAINTENANCE AFTER USE: - Clean the machine to remove all build up of dust and surface residue. If using a hose pipe or pressure washer take care that water is not directed onto electrical components and switches.
Page 8
Noise and vibration will occur at various levels dependent on the attachments and work being completed. SPE have assessments conducted under test conditions detailed in the operating manual, see page 19. However, it is recommended that additional tests are taken on site to provide the operator with accurate information on using the equipment within the guidelines laid down by the Health &...
Page 9
TWIN SPEED OPERATION The DFG500-2 is fitted with a switch located on the electric panel allowing a high and low speed grinding option. The high speed setting is recommended for the majority of applications such as concrete grinding and coating/adhesive removal.
Page 11
DFG500 - 2 Operating Manual Accessories Part No Description Application Economical removal of most types of Economy grade 250mm adhesives and surface contaminants. 6401 10 segment (blue) Excellent for using on rougher surfaces as a first grind. Can be used wet or dry. Designed for the removal of S/L and epoxy coatings in a commercially viable way.
Page 12
DFG500 - 2 Operating Manual GREEN ULTRA COARSE 16no Polymer diamond system to be used only on 6420 BLACK EXTRA COARSE 16no the DFG 500 twin speed (slow speed option) 6409 BROWN COARSE 16no for second stage grinding and polishing of 6410 RED MEDIUM 16no terrazzo, stone and marble etc.
DFG500 - 2 Operating Manual SPECIFICATION SHEET Type DFG 500 Electric Part number DFG 500-2 Power output 2 x 4.5 kw on high speed 2 x 3.2 kw on slow speed Voltage 380/415 Cycles 700/1400 Head speed r.p.m. 1400/2800 Engine/motor speed r.p.m. Machine dimensions (mm) 1400 Length...
Page 22
DFG500 - 2 Operating Manual RECORD OF NOISE AND VIBRATION ASSESSMENT Manufacturer: Type: Diamond Floor Grinder Model No. DFG500-2 Electric Operation : Concrete floor surface Inserted Tool: 2 Diamond Grinding Plates Running Conditions: 1400 rpm HAV Note: Acoustic Associates HAND-ARM VIBRATION...
Conditions of Sale (copy attached). As despatch date Warranty start date: DFG 500-2 Model: Serial no: Customer name: Customer Address: SPE International Ltd Manufacturer: Honeyholes Lane Dunholme Lincoln LN2 3SU England +44 (0) 1673 860709 telephone:...
DFG500 - 2 Operating Manual DECLARATION OF CONFORMITY SPE INTERNATIONAL LTD Honeyholes Lane Dunholme Lincoln LN2 3SU DECLARE that under our sole responsibility for the supply/manufacture of the product (Description/name) DFG 500 Floor Grinder DFG 500 - 2 (Model/type) to which this declaration relates is in conformity with the following standards and other normative documents following the provisions of Directive 2006/42/EC.
Page 25
DFG500 - 2 Operating Manual CONDITIONS OF SALE The quotation overleaf and any order placed following such quotation are subject to the following conditions of sale in which SPE International Limited is referred to as the “Company”. Validity of quotation No order received from a customer by the Company shall constitute a contract until accepted in writing by the Company.
Need help?
Do you have a question about the DFG500-2 and is the answer not in the manual?
Questions and answers