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Shot Blasting

MODEL 1-8DEZ BLASTER

SECTION 4

DESCRIPTION & FUNCTIONS

20

OPERATING MANUAL

JUNE 2007

Abrasive Cleaning Head

Figure 4.2.1 Abrasive Cleaning Head

4.3 BLAST UNIT – ABRASIVE CONTROL VALVE

This section refers to Figures 4.3.1, 4.3.2, and 4.3.3 on page 21.

The abrasive control valve regulates the amount of abrasive delivered to the
blast wheel. The main component of this device is a butterfly valve surrounded

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Содержание 1-8DEZ

Страница 1: ...2 Operator Responsibilities 3 Shot Blasting MODEL Description Functions 4 1 8DEZ Walk Behind Start Up Procedures 5 Shot Blaster Setting the Correct 6 Blast Pattern Edging Mode 7 Equipment Calibration...

Страница 2: ...MODEL 1 8DEZ BLASTER OPERATING MANUAL SECTION 1 INTRODUCTION JUNE 2007 CONTENTS SECTION 1 1 1 Introduction 1 2 Warranty Policy Shot Blasting 2...

Страница 3: ...c technician Before attempting to operate service or maintain the machine the personnel should thoroughly familiarize themselves with the physical makeup of the machine be familiar with the major syst...

Страница 4: ...anty Claim form Warranty Responsibility The distributor or the end user must prepare a Machine Warranty Information Card when the machine is delivered Failure to comply will make any and all warrantie...

Страница 5: ...es tires and any other parts not manufactured by us but which the original manufacturer warrants 8 Blastrac reserves the right to make product changes or improvements without prior notice and without...

Страница 6: ...MITATIONS DAMAGES FOR ANY LOSS OF GOODWILL WORK STOPPAGE OR ANY AND ALL OTHER COMMERCIAL DAMAGES OR LOSSES 13 BLASTRAC MAKES NO OTHER WARRANTIES EXPRESSED OR IMPLIED INCLUDING BUT NOT LIMITED TO THE I...

Страница 7: ...1 8DEZ BLASTER SECTION 2 SAFETY PRECAUTIONS 7 OPERATING MANUAL JUNE 2007 CONTENTS SECTION 2 2 1 Warnings and Symbols 2 2 General Safety Instructions 2 3 Mechanical Safety Instructions 2 4 Ventilation...

Страница 8: ...that are to be taken in order to ensure prevention of loss of life and injury Follow these instructions and take special care in these circumstances In addition to these instructions the general safe...

Страница 9: ...to provide an understanding of the 1 8DEZ to minimize safety risks and maximize 1 8DEZ performance All operating and maintenance personnel must observe all warnings and precautions that are listed in...

Страница 10: ...noise and excessive vibration Before actual shot blasting can begin the operator should be certain that the 1 8DEZ will clear all obstructions in the work area Work areas must be dry and clean no loo...

Страница 11: ...e contacted to establish the procedure to be used If the site has no formal Lock out Tag out procedure the operators of this 1 8DEZ should be prepared to implement their own procedure including traini...

Страница 12: ...drain unused abrasive from the 1 8DEZ and empty the dust collector hopper before transporting the 1 8DEZ 2 4 VENTILATION SAFETY INSTRUCTIONS The 1 8DEZ will not operate correctly without a dust colle...

Страница 13: ...achine Silica dust may be generated by use of this product and can cause severe and permanent lung damage cancer and other serious diseases if inhaled Do not breathe the dust Do not rely on your sight...

Страница 14: ...Shot Blasting MODEL 1 8DEZ BLASTER SECTION 3 OPERATOR RESPONSIBILITIES 14 OPERATING MANUAL JUNE 2007 CONTENTS SECTION 3 3 1 Owner Operator Responsibilities...

Страница 15: ...ndations of a Blastrac Technician so that the 1 8DEZ will operate at its maximum efficiency 4 The owner operator must perform all maintenance and basic repair functions as stated and described in this...

Страница 16: ...JUNE 2007 CONTENTS SECTION 4 4 1 Blast Unit General 4 2 Blast Unit Abrasive Cleaning Head 4 3 Blast Unit Abrasive Control Valve 4 4 Blast Unit Rebound Chamber Plenum 4 5 Blast Unit Deflector Plate Ho...

Страница 17: ...nd the loose surface particles are then directed upward due to the force of the impact and a strong airflow created by the dust collector The mixture of shot and contaminants enters the rebound plenum...

Страница 18: ...asting MODEL 1 8DEZ BLASTER SECTION 4 DESCRIPTION FUNCTIONS 18 OPERATING MANUAL JUNE 2007 1 8DEZ General Components See drawing 421 0001 for a detailed parts breakdown Figure 4 1 1 1 8DEZ General Comp...

Страница 19: ...ust change them periodically to protect the housing The blast wheel is directly connected to an 8 000 RPM no load 110V angle grinder The blast wheel is equipped with a cast in place impeller for easy...

Страница 20: ...Cleaning Head Figure 4 2 1 Abrasive Cleaning Head 4 3 BLAST UNIT ABRASIVE CONTROL VALVE This section refers to Figures 4 3 1 4 3 2 and 4 3 3 on page 21 The abrasive control valve regulates the amount...

Страница 21: ...k is horizontal the magnetic strip provides a seal that closes the gap with steel shot and stops the flow of abrasive The valve is manually operated with the actuator below the handle Should the abras...

Страница 22: ...it enters the separator and immediately encounters the deflector plate The deflector plate slows the abrasive down even more before it enters a tray at the bottom of the deflector plate The contamina...

Страница 23: ...Shot Blasting MODEL 1 8DEZ BLASTER SECTION 4 DESCRIPTION FUNCTIONS 23 OPERATING MANUAL JUNE 2007 Rebound Chamber Deflector Plate Hopper Figure 4 5 1 Rebound Chamber Deflector Plate Hopper...

Страница 24: ...ore the blasting process begins During the blasting process they will attract any loose abrasive onto their surface thus providing a seal to help contain the high impact abrasive from escaping the bla...

Страница 25: ...escape the blast chamber See Section 2 4 8 CLEANING MEDIA ABRASIVE Blastrac provides a variety of specially sized high quality abrasive for Blastrac shot blasting systems This steel abrasive is made...

Страница 26: ...Shot Blasting MODEL 1 8DEZ BLASTER SECTION 5 START UP PROCEDURES PRECAUTIONS 26 OPERATING MANUAL JUNE 2007 CONTENTS SECTION 5 5 1 Start Up Procedures 5 2 Blast Cleaning 5 3 Shut Down...

Страница 27: ......

Страница 28: ...it is empty At the end of each job the dust bin should be emptied 4 Check the blast wheel control cage feed spout liners seals and hopper parts for wear Replace parts where necessary 5 Check the exha...

Страница 29: ...in front of the magnets Drive the machine over the abrasive to charge the magnets with a layer of abrasive The abrasive will form a seal between the magnets and the floor Remove any excess abrasive f...

Страница 30: ...cation to continue cleaning 6 The blast unit will clear small obstructions by pushing down on the steering handle Caution should be observed when clearing obstructions in this manner since the abrasiv...

Страница 31: ...5 START UP PROCEDURES PRECAUTIONS 31 OPERATING MANUAL JUNE 2007 5 At the end of each job the dust bin and the shot hopper should be emptied Abrasive and dust left in the 1 8DEZ or the dust collector w...

Страница 32: ...Shot Blasting MODEL 1 8DEZ BLASTER SECTION 6 SETTING THE CORRECT BLAST PATTERN 32 OPERATING MANUAL JUNE 2007 CONTENTS SECTION 6 6 1 Setting the Correct Blast Pattern...

Страница 33: ...n different machines but perform similar functions These kits must be periodically replaced to ensure that they produce the proper blast pattern and to eliminate excessive wear which can cause interna...

Страница 34: ...n Figure 6 1 2 If the hot spot is too far to the left rotate the control cage in a counter clockwise direction about 1 4 and recheck the blast pattern on the test strip Small changes in the rotation o...

Страница 35: ...Shot Blasting MODEL 1 8DEZ BLASTER SECTION 7 EDGING MODE 35 OPERATING MANUAL JUNE 2007 CONTENTS SECTION 7 7 1 Changing to the Edging Mode...

Страница 36: ...ed You may want to cover these two holes with duct tape while in the edging mode to protect the threads 3 Move the machine to the area in which the edging will be done and see if the machine can be mo...

Страница 37: ...Shot Blasting MODEL 1 8DEZ BLASTER SECTION 7 EDGING MODE 37 OPERATING MANUAL JUNE 2007 Figure 7 1 1 Edging Mode...

Страница 38: ...MODEL 1 8DEZ BLASTER OPERATING MANUAL SECTION 8 EQUIPMENT CALIBRATION JUNE 2007 CONTENTS SECTION 8 8 1 Equipment Calibration Shot Blasting 38...

Страница 39: ...ting the Correct Blast Pattern Figures 6 1 1 6 1 2 and 6 1 3 3 Abrasive Selection Recommendations Steel Shot Size Brush blast of smooth concrete S 170 to S 280 smaller size will produce a brighter etc...

Страница 40: ...Shot Blasting MODEL 1 8DEZ BLASTER SECTION 9 WEAR PARTS 40 OPERATING MANUAL JUNE 2007 CONTENTS SECTION 9 9 1 Wear Parts 9 2 Replacing Grinder Motor 9 3 Maintenance Log...

Страница 41: ...erosion to keep from damaging components that are not normally exposed to the abrasive blast The parts are identified on the service drawings later in this manual along with part numbers These wear pa...

Страница 42: ...200 Control cage 2 1 459556 77D0663 3 1 497307 95B0063 4 2 681154 900D244 5 2 681155 900D245 6 1 690825 95B0015 7 1 690826 95B0016 8 2 690830 420 0029 9 1 P001125 420 0012 10 2 969763 420 0027 11 2 96...

Страница 43: ...was specially designed for this machine do not substitute with alternate brands Substitution may case the assembly to fail resulting in mechanical failure and possible injury Always follow the below s...

Страница 44: ...Contact Blastrac Service Center Abrasive Hopper Thin Sections 20 Hrs Wear at Welds warpage Liners 15 Hrs Thin Sections Warpage Holes Loosen bolts remove and replace Blast Wheel Hub Blast Wheel Replac...

Страница 45: ...ed OK Change Power Cords Inspect for splits or cuts Checked OK Change Shot valve Inspect Checked OK Change Seals Inspect for wear Checked OK Change Magnets Seals Inspect for wear Checked OK Change Fee...

Страница 46: ...Shot Blasting MODEL 1 8DEZ BLASTER SECTION 10 BLAST WHEEL REPLACEMENT 46 OPERATING MANUAL JUNE 2007 CONTENTS SECTION 10 10 1 Blast Wheel Replacement...

Страница 47: ...sen any other screws on the control cage mounting assembly since they are used to set the gap between the blast wheel and the control cage Remove the control cage mounting assembly 5 Remove the arbor...

Страница 48: ...Correct Blast Pattern before adjusting the control cage for the correct blast pattern The assembly of the blast wheel and its associated parts are illustrated in Section 3 Description and Function in...

Страница 49: ...DEL 1 8DEZ BLASTER SECTION 11 TROUBLESHOOTING 49 OPERATING MANUAL JUNE 2007 CONTENTS SECTION 11 11 1 Blast Unit Mechanical Troubleshooting 11 2 Dust Collector Ventilation System 11 3 Vacuum adjustment...

Страница 50: ...control cage and the blast wheel a Check alignment of control cage and wheel Allow sufficient clearance between rotating parts Excessive wear on blast housing rebound chamber liners a Improper setting...

Страница 51: ...d Replace wheel kit e Check blast pattern Check the blast wheel for proper seating with the wheel hub f Close abrasive valve and gradually reopen Check abrasive valve operation Adjust travel limit sc...

Страница 52: ...roper filter installation 11 3 VACUUM ADJUSTMENT OPERATING TIPS For normal concrete surfaces Blastrac does not recommend using more than the 25 feet of exhaust hose supplied with the blast system Addi...

Страница 53: ...MODEL 1 8DEZ BLASTER OPERATING MANUAL SECTION 12 SPECIFICATIONS JUNE 2007 CONTENTS SECTION 12 12 1 Specifications Blast Unit Shot Blasting 53...

Страница 54: ...Base 24 inches Length including handle in normal position 45 inches Height excluding handle 19 5 inches Height including handle in normal position 38 inches Width 12 3 8 inches Weight 123 pounds Vacuu...

Страница 55: ...Shot Blasting MODEL 1 8DEZ BLASTER SECTION 13 RECOMMENDED SPARE PARTS 55 OPERATING MANUAL JUNE 2007 CONTENTS SECTION 13 13 1 Recommended Spare Parts...

Страница 56: ...55 900D245 Skirt Side 6 1 690825 95B0015 Liner L H Side SLL 7 1 690826 95B0016 Liner R H Side SLL 8 2 690830 420 0029 Brush Front Rear 9 1 P001125 420 0012 Seal Bearing Unit 10 2 969763 420 0027 Magne...

Страница 57: ...Shot Blasting MODEL 1 8DEZ BLASTER SECTION 14 REFERENCE DRAWINGS 57 OPERATING MANUAL JUNE 2007 CONTENTS SECTION 14 14 1 Reference Drawings...

Страница 58: ...Shot Blasting MODEL 1 8DEZ BLASTER SECTION 14 REFERENCE DRAWINGS 58 OPERATING MANUAL JUNE 2007 14 1 REFERENCE DRAWINGS 421 0001...

Страница 59: ...Shot Blasting MODEL 1 8DEZ BLASTER SECTION 14 REFERENCE DRAWINGS 59 OPERATING MANUAL JUNE 2007 421 0001 2...

Страница 60: ...Shot Blasting MODEL 1 8DEZ BLASTER SECTION 14 REFERENCE DRAWINGS 60 OPERATING MANUAL JUNE 2007 421 0001 3...

Страница 61: ......

Страница 62: ...Shot Blasting MODEL 1 8DEZ BLASTER SECTION 14 REFERENCE DRAWINGS 62 OPERATING MANUAL JUNE 2007 421 0001 4...

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