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WETBLAST
WATER/MEDIA BASED BLAST CLEANING MACHINE
MODEL BW900 / BW1250
USER MANUAL
English version
Version 1, July 2021
P a g e
1 | 24

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Summary of Contents for Torrent BW900

  • Page 1 WETBLAST WATER/MEDIA BASED BLAST CLEANING MACHINE MODEL BW900 / BW1250 USER MANUAL English version Version 1, July 2021 P a g e 1 | 24...
  • Page 2: Table Of Contents

    TABLE OF CONTENT 1. INTRODUCTION ………………………………………………………………….………3 2. SYMBOLS USED …………………………………………………………………….…….3 3. DESIGNATION OF MANUFACTURER AND MACHINERY …...………….4 4. EC DECLARATION OF CONFORMITY………………………….….…………..5 5. GENERAL DESCRIPTION OF THE MACHINERY ………….…….…..……….7 6. SAFETY INSTRUCTIONS ………………………………………….…….….……..…11 7. PRE-INSTALL CHECKS ……………………….………………….…………..……….12 8. INSTALLATION …………………..……………………………….……………………..13 9.
  • Page 3: Introduction

    1. INTRODUCTION The purpose of this manual is to provide important information concerning the Wetblast parts cleaning washer machine to ensure safe use of the equipment. Before working with the machine, please read these instructions, as well as the information sheet and labels of the chemical supplies necessary for the use of the Wetblast machine.
  • Page 4: Designation Of Manufacturer And Machinery

    3. DESIGNATION OF MANUFACTURER AND MACHINERY Manufacturer: Blastwash UK - A division of NCH (UK) Ltd, 24 Baron Avenue, Earls Barton, Northampton, England, NN6 0JE Flexfill s.r.o. - Siřejovická 1213, 412 01 Lovosice, Czech Republic Represented by: BLASTWASH UK – A DIVISION OF NCH (UK) 24 Baron Avenue, Earls Barton, Northampton , England, NN6 0JE UK: NCH (UK) Ltd., Arrowmere House, Springvale Ave., Bilston, WV14 0QL, United Kingdom Ireland: NCH Ireland Ltd, The Brewery Business Park, Ardee Road, Dundalk, County Louth., Ireland...
  • Page 5: Ec Declaration Of Conformity

    4. EU DECLARATION OF CONFORMITY EU Declaration of Conformity In accordance with European Parliament and Council
Decision No 768/2008/EC Annex III 1. Product model / product: Product Wet Blaster Model/type BW 900/1250/1500 WB Batch/serial no. 2. Manufacturer Name Blast Wash UK Ltd Address 24 Baron Avenue, Earls Barton Industrial Est, Northampton.
  • Page 6 5. The object of the declaration described above is in conformity with the relevant Union harmonisation legislation: 2006/42/EC The Machinery Directive 2014/30/EU The Electromagnetic Compatibility Directive 2011/65/EU The Restriction of Hazardous Substances Directive 6. References to the relevant harmonised standards used or references to the other technical specifications in relation to which conformity is declared: Reference &...
  • Page 7: General Description Of The Machinery

    5. GENERAL DESCRIPTION OF THE MACHINERY The Wetblast machine is water and media based cleaning machine that combines the joint action of the water, media, detergent and compressed air used to accelerate the water and media to clean, degrease, polish and remove corrosion from parts. The Wetblast machine is designed for cleaning, degreasing and surface preparation of a wide variety of parts depending on the media that is used in the machine.
  • Page 8 There is drain valve on the right side of the hopper, upper valve is used for draining water only and lower valve is for water and slurry. On the left side of the hopper is a ball valve which is used for manual agitation, This would be used if the machine hasn’t been used for a period of time, the valve would be opened for a few seconds to help stir up the media.
  • Page 9 REAR VIEW OF THE BW1250 WETBLAST, 415V 3 PHASE ELECTRICAL PANEL CHIMNEY ELECTRICAL PANEL PUMP MOTOR 32 AMP PLUG OWERFLOW PIPE P a g e 9 | 24...
  • Page 10 INTERNAL VIEW OF BW1250 WETBLAST P a g e 10 | 24...
  • Page 11: Safety Instructions

    6. SAFETY INSTRUCTIONS If you feel the equipment has been damaged or is in an unsafe condition, inform your supervisor and wait until the issue is resolved before using the equipment. If necessary, contact the manufacturer or an authorized representative in order to repair the damage. IMPORTANT SAFETY INSTRUCTIONS - SAVE THESE INSTRUCTION! WARNING: When using this product basic precautions should always be followed, including the following:...
  • Page 12: Pre-Install Checks

    WARNING: Always ensure the overflow from machine to the closed loop tank is clear and free blockages, a blockage in this can cause water ingress into the pump motor causing failure of the motor. WARNING: Do not operate any electrical equipment inside the unit. Do not use the machine near sparks, a flame or fire source, or any other source of heat.
  • Page 13: Installation

    The Wet Blast machine is available in single or three phase electrical specification, depending on your option please ensure that you have the correct isolator ready for the installation engineer. The machine will require a half inch BSP air supply with an air tap as shown in the picture.
  • Page 14  Remove the closed loop tank from inside the machine and place at the rear of the machine under the overflow pipe.  Connect the clear hose from the lower connection on closed loop pump and connect to lower ball valve on tank. OVERFLOW CONNECTION CONNECTION TO CLOSED LOOP PUMP...
  • Page 15  Turn on the mains switch.  Check phase rotation in control panel – green correct, orange need to change.  If phase rotation wrong, disconnect electrics and change rotation with screwdriver and reconnect (see pictures below). PHASE DETECTION UNIT AND PHASE ROTATION PLUG When the machine is plugged When the machine is plugged in If the orange is on D1 relay...
  • Page 16: Machine Parts

    9. MACHINE PARTS CONTROLS FOUND ON THE FRONT OF THE BW1250 WEBLAST MACHINE WATER CONNECTION SCREEN WASH FOR OPEN LOOP WATER ON/OFF MACHINES VALVE SCREEN WASH FINE ADJUSTMENT VALVE Front switch panel consists of the emergency The water from the closed loop tank is pumped stop button, reset button and the light switch.
  • Page 17 CLOSED LOOP AIR PUMP AND MANUAL AGITATION VALVE NON RETURN VALVE MANUAL AGITATION VALVE Closed loop pump pumps the water from the closed loop tank to the screen wash hose and the rinse off gun. The manual agitation valve is used to stir the tank if the machine hasn’t been used for a period of time.
  • Page 18 RINSE OFF GUN/ BLAST GUN BLAST NOZZLE NOZZLE RETAINING RING BLAST HOSE AIRJET Rinse off gun used to clean the component The blast gun. The water and media is pumped after the blasting process, the water for this is and accelerated to the blast gun using a motor fed from the closed loop tank.
  • Page 19: Operating Instructions

    PUMP HOUSING/POLY T PIECE/AGITATION NOZZLE BLAST HOSE POLY T PIECE AGGITATION HOSE PUMP BODY AGGITATION NOZZLE PUMP GUARD 10. OPERATING INSTRUCTIONS WARNING: The machine should be installed and used in ventilated area, free of flammable liquids or gases. To clean a part: 1.
  • Page 20: Maintanance Of Machine

    9. Using the rinse off gun give the component a good rinse down until all media contamination is removed. 10. Use the external air gun to blow the component dry. 11. Open door and remove component. CAUTION: To prevent a slip hazard, always make sure a cleaned part is dry and drip-free before unloading it 11.
  • Page 21 MAINTENANCE TO BE CARRIED OUT BY APPROVED SERVICE AGENT 12 WEEKLY  Isolate power and air  Drain solution using tank top valve into bucket  Close valve  Clean/wipe down  Drain closed loop system  Refill closed loop system with 135 ltrs water ...
  • Page 22: Trouble Shooting

    o Check wear on spray jet (if worn to one side, rotate jet to even out wear) o Check/feel blast hose to ensure it has not degraded and soft/brittle in any areas o Disconnect blast hose from poly t piece to check t piece has not gone soft/brittle 12.
  • Page 23: Specifications

    13. SPECIFICATIONS MACHINE MODEL BW900WB BW1250WB VOLTAGE (VAC) 230V 50Hz or 415v N & E CURRENT (A) 19 or 10A PUMP MOTOR (KW) LOAD CAPACITY (KG) SUMP LIQUID LEVEL (LITRES) CLOSED LOOP LIQUID LEVEL (LITRES) CLOSED LOOP DIMENSIONS 750 mm x 470 mm x 620 mm (HxWxD) AIR PRESSURE (BAR/PSI) 3-6 BAR...
  • Page 24: Electrical Drawing

    14. ELECTRICAL DRAWING AWAITING DRAWING FROM BOSTEC P a g e 24 | 24...

This manual is also suitable for:

Bw1250

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