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1. Schmidt Not Applicable Warning Airborne particles and loud noise from blast Airb Be TE nozzle and blowdown can cause injury and 7031 054 IFOOINE particie and loss of hearing Wear approved eye and ear loud noise hazard protection See Section 1 0 and 3 16 Dancer Propelled objects will cause serious injury or 1 7031 007A ang death Depressurize vessel prior to performing Pressurized vessel any maintenance See Section 6 2 Wane Read and understand operator s manual g U i 7031 057 Risada l a before using this machine Failure to follow operating instructions could result in injury or using this machine damage to equipment See Section 1 0 Warning Vessel pressurization will close popup I 7031 077 Pinch poi Se d Closmg popup can pinch and crush Keep men POM aged hands and fingers away from popup pb advisory notes operation of this equipment See Section 1 0 Welded Warning plate Steel Warning plate welded to pressure 7034 001 G Rian aid vessel which 1s a general list of required I Ge EH actions to take before and during the Airborne particles and loud noise hazards Blowdown exhaust alr can cause serious injury and loss of hearing Wear approved eye and ear protection SCHANOT Part Mo 7031 054 1 7031 001 2 1031 054 4A DANGER Pressurized vessel Read and understand the Propelled objects will cause operation and maintenance serious injur
2. a ND gt S 02 F OO N IST 14 E Sa 16 TES Ss 19 Sit t 21 22 Sek 24 258 265 27 28 29 30 Included In Replacement Parts Kit For Tungsten Carbide Sleeve Included In Replacement Parts Kit For Urethane Sleeve Thompson Valve II 2152 006 1 Valve With Tungsten Carbide Sleeve 2152 106 1 Valve With Urethane Sleeve 2152 007 1 1 4 Valve With Tungsten Carbide Sleeve 2152 107 1 1 4 Valve With Urethane Sleeve 2152 008 1 1 2 Valve With Tungsten Carbide Sleeve 2152 108 1 1 2 Valve With Urethane Sleeve Part No Description 2152 000 99 Replacement Parts Kit Tungsten Carbide 2152 000 98 Replacement Seals Kit Tungsten Carbide 2152 100 99 Replacement Parts Kit Urethane 2152 100 98 Replacement Seals Kit Urethane 2152 000 01 Knob 2152 000 17 Breather Vent 2152 000 12 Spring Retainer 2152 000 18 O Ring 7027 503 02 Washer 7010 507 07 Hex Bolt 3 8 UNC x 1 1 4 Lg 2152 000 02 Cap Plate 2152 000 16 Cap Gasket Deleted Bump Ring 2152 000 25 Vibration Disc 2152 000 03 Spring 2149 000 08 Nut 2149 000 04 Piston Seal 2152 000 05 Piston 2152 000 07 Tungsten Carbide Plunger 2152 000 09 Cylinder 2152 000 06 Plunger Seal 1 req d Purple Urethane 2152 000 06 Plunger Seal 2 req d Purple Urethane 2152 000 14 Body 2152 100 13 Urethane Sleeve 2152 000 19 Base 1 FNPT X 1 1 2 MNPT 2152 000 15 Base 1 1 4 MNPT X 1 1 4 MNPT 2152 000 11 Base 1 1 2 MNPT X 1 1 2 MNP
3. Hr CU 0 1 4 6 BOTTOM OF COIL ASSEMBLY DETAIL NOTES 2 REMOVE GREEN GROUND WIRE IT IS NOT USED FOR 12VDC APPLICATIONS 2 BLACK WIRES CONNECT TO GOLD TERMINAL WHITE WIRES CONNECT TO SILVER TERMINAL AND GROUND TERMINAL IS NOT USED 3 USE INSULATED BUTT SPLICE CONNECTORS GRAINGER 3KF23 FOR WIRE TO WIRE CONNECTIONS 4 TEST FINAL ASSEMBLY FOR CONTINUITY USING A MULTIMETER 2011 Axxiom Manufacturing Inc 61 62 Combo Valve tem 4 enlarged 2223 000 Combo Valve No Part No Description 2223 000 99 Replacement Part Kit 1 2223 000 01 Cap 2 2223 000 02 Pinch Ram A 2223 000 03 Upper Rod Guide 4 2223 000 04 Seal Upper Rod 5 2223 000 05 Spring 6 7010 507 15 Bolt 3 8 x 6 7 2223 000 07 Cylinder 8 2223 000 08 O ring Shaft Je 2223 000 09 Snap Ring 10 2223 000 10 Seal Lower Rod 11 2223 000 11 Piston 12 2223 000 12 Shaft yt i 2223 000 13 Piston Seal 14 7017 507 01 Nut 3 8 15 2223 000 15 Lower Rod Guide 16 2223 000 16 O ring Lower Rod Guide 17 2223 000 17 Base 18 2223 000 18 Valve Plug Assembly 19 2014 300 Vent 1 8 20 4203 500 00 90 Swivel 1 8 x 1 8 21 4203 502 02 90 Swivel 1 4 x 1 4 Included in replacement part kit Includes plug 2 o rings washer and nut we A A W 7 2011 Axxiom Manufacturing Inc 9 5 No
4. SURFACE NIOSH Suen y RESPIRATOR SYSTEM BLAST NOZZLE epee IF OPERATOR Wi VAC HEAD e IS EXPOSED TO DUST Ti ABRASIVE ho e Po ON BLAST qa MONOXIDE BLAST HOSE WITH DREES REMOTE CONTROL LINE STREAM A VE Bi ew CONTROL gt VACUUM HOSE Figure 4 1 Typical MINIBRS Abrasive Blast System 24 2011 O Axxiom Manufacturing Inc 5 0 MiniBRS Abrasive Blast System General Operation Refer to Figure 5 1 on following page to better understand the general operation of the MINIBRS abrasive blaster Do not attempt to operate the abrasive blaster before reading all sections of this manual and following all setup procedures See Sections 5 1 through 5 24 and Section 6 0 The function of the MINIBRS unit is to blast and vacuum recover abrasive media for reuse The MINIBRS is designed to blast and vacuum abrasive independently or blast and vacuum simultaneously closed circuit The abrasive 1s contained in the pressure vessel 36 for blasting After or during the blast operation the abrasive is recovered in the reclaim hopper 37 using a vacuum system Small particles are carried by the vacuum air stream through the reclaimer through the secondary cyclone 38 and then into the dust collector 39 The reusable abrasive is retained in the abrasive reclaimer and drops to the bottom of the reclaim hopper Large particles paint chips cigarette butts etc are trapped by the abrasive screen 21 When the blast vessel is depress
5. See the pre operation procedures given In Section 6 0 and the initial blast operating procedures given In Section 7 2 To operate In the closed cycle mode blasting with simultaneous vacuum recovery requires the MINIBRS blast head 60 and a vacuum hose 67 See Section 5 16 Inspect the brushes on the MINIBRS vacuum head 60 Replace 1f worn or damaged Refer to drawing in Section 9 9 Video Link http www youtube com watch v WPX90 BlaiU Connect the BRS vacuum head 60 to the nozzle holder 48 of the blast hose assembly Connect the vacuum hose 67 between the blast head and the reclaimer vacuum port 44 Use the hose adapter to connect the 2 vacuum hose to the miniBRS vacuum head See Figure 7 3 Video Link http www youtube com watch v 4Y FiwquS Kbs Video Link http www youtube com watch v 1x WOCIyIxFc foe Figure 7 3 Workhead Connections Place the BRS blast head 60 against the surface to be blasted With one hand grip the blast head assembly 60 and with the other hand press in the deadman safety button To begin blasting hold the blast head against the object to be blasted then firmly press down the deadman lever 17 Air and blast abrasive will flow into the blast hose and out of the blast nozzle 48 Release the deadman lever to stop blasting Video Link http www youtube com watch v TtSpOSRgcY Do not aim blast nozzle towards yourself or any person System m
6. Warning decal placement 2011 O Axxiom Manufacturing Inc Table of Contents Section Page 0 0 Warning Decal Identification and Location 2 1 0 Rules for Safer Operation 6 2 0 Specifications and General Information 13 3 0 Installation Requirements and Personal Protective Equipment 15 4 0 Abrasive Blast System General Operation 20 5 0 Abrasive Blaster General Operation Sa 6 0 Pre operation Procedures 32 7 0 Operating Instructions 38 8 0 Maintenance and Inspection Instructions 44 9 0 Drawings and Parts Lists 51 10 0 Recommended Spare Parts amp Internet Video List 64 11 0 Troubleshooting 65 12 0 Warranty and Reference Information 68 13 0 Blasting Data Tables Back 2011 Axxiom Manufacturing Inc 1 1 1 2 1 3 1 4 1 0 Rules for Safer Operation GENERAL RULE FOR SAFER OPERATION SCHMIDT ABRASIVE BLASTERS HAVE BEEN DESIGNED TO BE SAFE WHEN USED IN THE PROPER MANNER ALL ABRASIVE BLASTERS ARE POTENTIALLY DANGEROUS IF ALL SAFETY PRECAUTIONS ARE NOT RIGOROUSLY FOLLOWED PROPER TRAINING IS REQUIRED BEFORE OPERATION PROPER PROCEDURES MUST BE FOLLOWED THE ABRASIVE BLASTER AND ALL COMPONENTS MUST BE PROPERLY MAINTAINED FAILURE TO OPERATE SERVICE AND MAINTAIN THE ABRASIVE BLASTER AS SET FORTH IN THIS MANUAL MAY CAUSE INJURY OR EVEN DEATH TO ANY PERSON USING SERVICING OR IN THE VICINITY OF THE ABRASIVE BLASTER THIS MANUAL IDENTIFIES POTENTIAL HAZARDS BY DANGER WARNING AND CAUTION SYMBOLS HOWEVER ALL THE RULES PROCE
7. 1 1 4 il 11 2 il 1 2 BLAST HOSE 1 1 4 1 1 4 1 1 2 1 1 2 ABRASIVE ibs perm 50 500 130 1750 7250 13 4 Additional Information on Blasting Productivity Air volume and pressure are very important The blasting production rate will increase with higher blasting pressures and decrease with lower blasting pressures The National Association of Corrosion Engineers data suggests that for each 1 psi reduction in nozzle pressure there is a 1 5 production loss Pressure drop through a Schmidt blast unit is normally less than 1 psi while blast units manufactured by some of our competitors have pressure losses as high as 12 psi resulting in an 18 loss of production Air pressure loss can also be avoided by using the shortest possible hose of adequate size The inside diameter of both the blast hose other than whip hose and the air hose should be approximately three times the diameter of the orifice in the blast nozzle Standard Schmidt blast units are rated for a maximum pressure of 125 psi although high pressure units rated for 150 psi are available on request 2011 Axxiom Manufacturing Inc
8. 8 3031 300 00 Hex Nipple 1 8 X 1 8 2 4204 301 00 Hose Insert Rigid 3 16 x 1 8 Brass 3 3011 100 Tee Galv 1 8 d 4201 500 00 Strait Swral 1 8 M x 1 8 F 5 4203 500 00 Swivel 90 1 8 M x 1 8 F 6 2225 000 Control Valve Normally Open T 3029 102 09 Nipple TBE Galv 1 4 x 2 3000 102 Elbow 90 Galv 1 4 2013 402 Dust Eliminator 1 4 MNP T 8 4203 502 02 Swivel 90 1 4 M x 1 4 F 9 4200 502 02 Strait Swival 1 4 M x 1 4 F 10 4200 302 02 11 4204 301 02 12 4224 301 02 13 4224 300 02 Push On Hose Insert 1 4 x 1 4 ey Hose Insert Rigid 3 16 x 1 4 Brass ies Connect SSO BR Socket 1 4 Teo Q Connect SSO AL Plug 1 4 3031 302 00 Hex Nipole 1 8 x 1 4 14 7035 301 Ferrules Brass 525 15 4100 001 10 Hose Twinline 3 16 Green 16 3016 102 Cross 1 4 Gal NOTE The abrasive cutoff control is optional and may not be part of the existing MINIBRS Abrasive Blast System The abrasive cutoff feature can be added to the MINIBRS system if required at the work site ET 2011 O Axxiom Manufacturing Inc 10 0 Recommended Spare Parts List amp Video List 10 1 Recommended Spare Parts List 1 1 4 amp 1 1 2 Auto Air Valve Diaphragm 1 1 4 amp 1 1 2 Auto Air Valve Replacement Part Kit 1 1 2 Auto Air Valve 1 1 4 amp 1 1 2 Auto Air Valve Spring 66 2 2013402 _ Dust Eliminator 1 4 ELECTRIC CONTROLS ONLY x 1 Ball Valve see Section 9 Handway Gasket 4 x 6 _71 8
9. Ter CM 5 21 a haier 5 22 36 Non Adjustable Airwash Reclaim Hopper The function of the abrasive reclaim hopper 37 is to receive the abrasive recovered by vacuuming The abrasive and other debris enter the abrasive reclaimer at the inlet 44 Large heavier particles fall to the bottom of the abrasive reclaimer Small lighter particles remain in the air stream and are carried from the abrasive reclaimer into the secondary cyclone 38 then to the dust collector 39 There is an abrasive screen 21 inside the reclaimer that prevents debris paint chips cigarette butts etc from passing into the pressure vessel 36 When blasting is interrupted and the pressure vessel is depressurized the popup valve 10 opens which allows the abrasive accumulated in the reclaimer to fall through the screen and enter the pressure vessel The screen 21 should be inspected and vacuum cleaned periodically It can be accessed 4 through the access door 33 of the abrasive reclaimer Video Link http www youtube com watch v ic TLHGvKgfI Secondary Cyclone The function of the secondary cyclone 38 is to provide additional separation of dust particles prior to entering the dust collector 39 This separation of large and small dust particles will extend the life of the dust collector filter 30 The air dust flow enters the cyclone at the tangential inlet As 1t enters the velocity 4 is reduced causing the heavier particl
10. Valve II 14 must be open during the blast operation Abrasive will flow through the Thompson Valve II 14 and fall into the blast air stream The abrasive flow can be increased or decreased by turning the knob on top of the Thompson Valve II 14 Because of the length of the blast hose it will take a few seconds to see changes in abrasive flow Blasting stops when the deadman lever 17 is released This will close the automatic air valve 12 and the Combo Valve 8 and depressurize the vessel at the same time The compressed air in the abrasive blaster will exhaust through the blowdown hose 7 into the reclaim hopper 37 MiniBRS Overview Internet Video Link http www youtube com watch v aCntIBFIJwU 2011 Axxiom Manufacturing Inc 25 E SOOOVOOE shown open Figure 5 1 Typical MINIBRS Abrasive Blaster Internal component not shown 26 2011 Axxiom Manufacturing Inc 5 1 5 2 5 3 5 4 Popup Valve abrasive inlet The blaster is filled with abrasive through the abrasive inlet at the top of the pressure vessel The abrasive inlet is automatically sealed by the popup head 10 when the blaster is pressurized The air flow into the internal piping pushes the popup 10 up against the gasket 9 See Figure 5 2 Pinch point hazard Vessel pressurization will close the popup Keep fingers clear of the popup opening Disconnect air supply prior to performing popup maintenance
11. Video Link http www youtube com watch v YIWMb65JW6s 42 2011 O Axxiom Manufacturing Inc HANDWAY COVER HANDWAY CRAB HANDWAY GASKET HANDWAY HANDWAY HANDWAY NUT WELD RING CRAB a Side View b Front View Figure 6 3 a Handway Assembly HANDWAY COVER TOP VIEW HANDWAY GASKET HANDWAY CRAB HANDWAY COVER SIDE VIEW Figure 6 3 b Handway Components 4 x 6 Handway Dimensions Weld Ring 4 1 2 6 1 2 Table 6 3 c Handway Component Dimensions 2011 Axxiom Manufacturing Inc 43 7 1 44 7 0 Operating Instructions Filling the MINIBRS Abrasive Blast System with Abrasive 7 1 1 The MINIBRS abrasive blaster must be completely depressurized before filling can began Disable the blast controls by disconnecting the twinline connections 55 or the electric cords for systems with electric blast controls See Section 6 2 Airborne particles and loud noise hazards from blowdown exhaust air can cause serious injury and loss of hearing Wear approved eye and ear protection Stay clear of blowdown air path DO NOT place hands or other body parts in the blowdown air path Make sure no personnel are in the blowdown air path Do Not disconnect the blowdown hose 7 from the reclaim hopper 37 Video Link http www youtube com watch v zOvOfILu2aE Connect vacuum hose to inlet connection 44 to vacuum abrasive into the reclaim hopper 37 Open the air inlet ball
12. a pressure relief valve that meets all applicable regulations The pressure relief device must be set at the maximum allowable working pressure of the abrasive blaster pressure vessel See the ASME vessel nameplate attached to the pressure vessel A DANGER Rupture Hazard Operating the pressure vessel above the maximum allowable working pressure can result in rupturing the pressure vessel Install an air pressure relief valve to protect against over pressurization of the blast vessel Airborne particles and loud noise hazards from relief valve exhaust air can cause serious injury and loss of hearing Wear approved eye and ear protection Stay clear of exhaust air path DO NOT place hands or other body parts in the exhaust air path Make sure no personnel are in the exhaust air path Direct the relief valve exhaust away from work area Figure 3 2 Suggested location for air pressure relief valve 2011 Axxiom Manufacturing Inc 3 12 INSTALLATION CHECKLIST L L L L L O u g U EL u Photocopy this page to use as worksheet Deadman Twinline or cords confirm delivery with the abrasive blaster Blast accessories confirm receipt as purchased with the blaster Inspect blaster check for possible damage during shipment See Section 8 0 for inspection instructions Popup alignment remove popup dust cover from top head and check popup alignment Shifting of pop up is possible duri
13. and or fittings used on or connected to your abrasive blaster can rupture and cause serious injury or death Do Not use replacement parts that are not Schmidt original factory replacement parts Non original parts may not fit properly and can cause equipment damage and or failure which can result in serious injury to operating personnel Consult Axxiom Manufacturing Inc Use of replacement components that are not Schmidt original factory replacement parts may result in equipment failure which can result in serious injury to operating personnel ALWAYS USE CORRECT PRESSURE RATED ACCESSORIES Do Not use air reservoirs or moisture separator tanks that are not rated for use in compressed air applications Air reservoirs and moisture separator tanks larger than 6 inches inside diameter must have an ASME code stamp A DANGER An air reservoir or moisture separator tank is a Pressurized Vessel The compressed air inside a pressurized vessel contains a dangerously high level of energy which can explode propelling objects and result in serious injury or death to operating personnel Air reservoir and moisture separator tanks must be ASME coded tanks 2011 Axxiom Manufacturing Inc 13 1 39 1 40 1 41 1 42 1 43 1 44 1 45 1 46 14 NEVER AIM BLAST NOZZLE TOWARDS ANY PERSON Do Not aim the blast nozzle towards yourself or any person System malfunction can cause accidental start up and result in injury to pers
14. corrosion cracks and holes Popup Assembly The popup alignment and operation is tested by the manufacturer however vibration and creeping during shipment may cause the internal popup support piping to shift resulting in misalignment Prior to initial usage and periodically thereafter the popup gap and alignment should be checked Inspect the popup as follows a Depressurize the MINIBRS abrasive blaster per Section 6 2 b Disconnect air supply hose from the crowfoot 1 c Inspect the popup gasket 9 and popup head 10 sealing surfaces for wear or deformations Replace either if necessary d Check that the popup is centered within the gasket opening If necessary use a pry bar as a lever between the popup and gasket to deflect the internal support piping and shift the popup to the center of the gasket opening e Check the popup gap distance between the popup surface and the gasket It should be between 0 625 and 0 840 See Figure 8 1 An excessive gap is created by a vertical nipple that is too short An excessive gap will expose the top of the vertical nipple to abrasive when the popup closes which could result in premature wear to the popup f After checking the alignment and gap pressurize the blast vessel and check the popup for air leaks If a leak is present repeat the above steps to isolate the problem Pinch point hazard Vessel pressurization will close the popup Keep fingers clear of the popup opening Dis
15. could result in serious injury or death Close the air inlet ball valve 1 choke ball valve 11 and abrasive shut off valve 13 if equipped Empty the cyclone dust drum 34 by unscrewing it from below the secondary cyclone 38 Reinstall hand tight DANGER Abrasive blasting produces dust which may contain Silica and other toxic substances that can cause severe and permanent lung damage cancer and other serious diseases if inhaled Wear 4 OSHA approved respiratory protection when opening the dust collector and or the dust drum See Sections 3 8 3 10 and OSHA 29 CFR 1910 134 Video link http www youtube com watch v 8dGsS Xg519g Empty the dust collector dust bin by pushing down on three latches 54 to remove the dust collector dust bin 32 Video link http www youtube com watch v 20ysiUj0jAg Check that the dust collector filters 30 are in place and in good condition Reinstall the dust collector dust bin 32 by lifting the three latches 2011 Axxiom Manufacturing Inc 37 38 6 1 10 6 1 11 6 1 12 6 1 13 6 1 14 Video link http www youtube com watch v 20ySiUj0jAg Properly install the vessel handway 18 see Section 6 3 Check that the reclaim hopper access port 33 and the dust collector dust bin 32 are closed and tightened Hose clamp the deadman 17 onto the blast hose assembly in a comfortable position behind the nozzle holder Then tie wr
16. of an abrasive blaster Moisture and contaminants can cause components to malfunction Moisture condensation in a blast system causes abrasive flow problems Condensation occurs when the hot vapor filled compressed air cools as it reaches the abrasive blaster Water droplets formed during condensation can be absorbed by the abrasive in the blast vessel and prevent it from flowing out of the abrasive valve Therefore a moisture removal device installed for the blast system air supply is recommended e coalescing moisture separator air cooled aftercooler or deliquescent dryer Contact a local authorized Schmidt distributor or Axxiom Manufacturing Inc to locate one near you Electrical Requirements Applicable to systems with electrical controls The MINIBRS Blast System electrical controls requirement is 12VDC with a maximum of 1 amp current See Section 9 0 for the electrical schematic Consult local electric codes for requirements for the electrical connection to the MINIBRS Blast system A DANGER Electric shock hazard Disable the electric power prior to performing any maintenance Service and maintenance must be performed by a qualified electrician 2011 Axxiom Manufacturing Inc 19 3 8 3 9 20 Abrasive Selection Abrasive selection 1s likely the most difficult decision related to the blast operation Choice of abrasive Is based on factors such as blast application type desired finish coating requirements characteristi
17. provisions of the applicable warranty for each specific transaction USE OF NON ORIGINAL SCHMIDT FACTORY REPLACEMENT PARTS ON ANY SCHMIDT EQUIPMENT VOIDS ALL WARRANTIES AXXIOM MANUFACTURING INC DOES NOT AUTHORIZE ANY PERSON REPRESENTATIVE OR SERVICE OR SALES ORGANIZATION TO MAKE ANY OTHER WARRANTY OR TO ASSUME ON BEHALF OF AXXIOM MANUFACTURING INC ANY LIABILITY IN CONNECTION WITH THE SALE OF OUR PRODUCTS OTHER THAN THOSE CONTAINED HEREIN UNDER NO CIRCUMSTANCES SHALL AXXIOM MANUFACTURING INC BE LIABLE TO CUSTOMER OR ANY OTHER PERSON FOR ANY DIRECT INCIDENTAL OR CONSEQUENTIAL DAMAGES RESULTING FROM THE USE OF THE PRODUCT OR ARISING OUT OF ANY BREACH OF ANY WARRANTY OR FOR ANY SPECIAL OR CONSEQUENTIAL DAMAGES OF ANY CHARACTER INCLUDING WITHOUT LIMITATIONS DAMAGES FOR ANY LOSS OF GOODWILL WORK STOPPAGE OR ANY AND ALL OTHER COMMERCIAL DAMAGES OR LOSSES AXXIOM MANUFACTURING INC MAKES NO OTHER WARRANTIES EXPRESSED OR IMPLIED INCLUDING BUT NOT LIMITED TO THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE WITH RESPECT TO THE SCHMIDT PRODUCTS SOLD PURSUANT THERETO Trademarks Patents and Proprietary Statements Schmidt the Schmidt S logo Thompson Valve II and ComboValve are registered trademarks owned by Axxiom Manufacturing Inc Use of the Schmidt the Schmidt S logo Thompson Valve H and Combo Valve trademarks without the written consent of Axxiom Manufacturing is strictly prohibited Prod
18. to use a light bulb or flashlight Light passing through the filter will reveal fatigued paper or dirt accumulations Inspection should also include the end plates to check for possible damages during handling Inspect for damage that could allow contaminated air to bypass the filter element Remove filter to allow thorough filter inspection Pneumatic Vacuum System The vacuum system vacuum pump requires no maintenance The air hoses leading to supply ball valve 74 should be inspected daily for wear dry rotting cracking or leakage Repair or replace hoses that show any signs of wear leakage or other damage Damaged hoses can cause vacuum system malfunctions and can result in serious injury or death to operating personnel 8 19 Handway Assembly Refer to Section 6 3 for installation and inspection procedures 54 2011 Axxiom Manufacturing Inc 8 20 Maintenance Schedules Quick Reference Charts MINIBRS ABRASIVE BLASTER MAINTENANCE SCHEDULE MAINTENANCE ITEM REQUIRED DAILY WEEKLY MONTHLY QUARTERLY Blaster Vessel Blaster Vessel Blaster Vessel Blast amp Air Hoses Remote Control Hoses Remote Control Wires Blast amp Air Hose Couplings Hose Coupling Gaskets Blast Nozzle Valves Personal Protective Equipment Warning Decals Combo Blowdown Reclaimer Screen Cyclone Dust Drum Dust Collector Dust Bin Dust Collector Air Filters Vacuum System Handway Assembly Hydrost
19. type of surface is being blasted Blasting small or intricate parts is usually done with a smaller nozzle 2011 Axxiom Manufacturing Inc 33 5 16 5 17 34 BRS Vacuum Head The BRS vacuum head 60 is an optional accessory used when operating in the closed blasting mode blasting with simultaneous vacuum recovery The blast abrasive 1s contamed within the vacuum head where from it is recovered by the vacuum system The nozzle holder 48 is integrated with the blast nozzle 48 which in turn fits into the MiniBRS vacuum head 60 Then the suction hose attaches to the side of the vacuum head with an adapter 60e The vacuum hose to miniBRS head is usually a tight fit so no further seal is required at that joint All other joints in the vacuum line are sealed with hose clamps The BRS is equipped with brushes and a center wear tube that attach to the working end of the head see Figure 5 7 and Section 9 9 The brushes and center tube are wear components and should be inspected and replaced periodically When operating in the closed blasting mode requiring the use of a vacuum head assembly it is important to remember that this limits the size of blast nozzle 48 that can be used due to limitations created by the blast head and the available compressed air volume Refer to Sections 3 0 and 13 1 to determine compressed air requirements Video Link http www youtube com watch v 4 Y FiwquS Kbs Video Link http www youtube c
20. while blasting Close the choke valve only for the choke procedure see Section 11 3 2 Do Not blast for long periods with the choke valve partially closed since this will cause excess wear in Thompson Valve IT 14 7 2 5 For initial startup turn the Thompson Valve II knob 14 counterclockwise about four turns to partially open The best setting for this valve differs from one situation to another therefore it may take more than one adjustment to achieve the desired air media mixture Further adjustment can be made later as needed 2 6 Slowly open the air inlet ball valve 1 The ball valve is closed when the handle is perpendicular to the body See Figure 7 2 Video link http www youtube com watch v OuSXmUDvRJE Slightly open the petcock valve 3 at the bottom of the air filter 2 to allow moisture to continually drain during the blast operation Once each day open the petcock completely to blow out all moisture and dirt particles 7 2 8 For initial startup back the knob of the air pressure regulator 5 all the way out by turning the knob counterclockwise until no resistance 1s felt Then turn the knob clockwise a few turns for a 4 low initial pressure setting Further adjustment can be made later as needed pe Video Link http www youtube com watch v 8CPldibHW U The following steps are for setting the required blast pressure and abrasive flow This determination may require several adjustments
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22. 0 CS TC vi 90T ECcIC cl 90S LOPC II 000 001 01 Josey dn dog 100 0017 6 ub T T SAJEA OGIO 000 cZZZ 9 soUJse q F S00 rOIFP qur ssp soy UMOPMOTE 00 SI IF L SUIAOTOI UON JOHNS 900 00T ISd 091 0 99ens omssoi TO 600 0107 t SARA UIBIP Jo IV al MU HV 0 902 720 Z T oae A Ajddns ary oaqea greq wod nq uondi553 90S TOFC I JQUNN 1184 WJ 59 O 2011 Axxiom Manufacturing Inc 9 1 d MiniBRS Workhead Parts See Section 9 9 for Workhead optional parts list 9 2 MINIBRS Abrasive Blaster Pneumatic Schematic FILTER CLEANING mee BALL VALVE N Ent ge SX nS ay eee _ 7 ies Mk JL P a ad e TI A VACUUM 4 Lp ra Y gl N AR SUPPLY INLET E Ze IA 51 37 A A dh SC Boa 26 I e T i 9 d _ l LL at 33 he e _ en OD TA we JA SR EL 40 L a EE l rg IR wi 38 _ F T L LIN DHJ O Tr 3 Es E I F9 1 4 CONTROL AIR LINE cer LARGE PIPE LINE DRUM FILTER CLEANING AIR VACUUM 60 2011 O Axxiom Manufacturing Inc 9 3 Electrical Diagrams Applicable to electric controls _1 1 2229 100 03 COL 12 VOC SS O 4 2 7117 504 CGB CONNECTOR 1 2 OUTLET 1 CONTROL VALVE 1 d i TT We 5 IE MALE FEMALE 11 1 2 CONNECTOR CONNECTOR cf K POWER IN is Oe SCHEMATIC H 11 172 JE
23. 12 Volt D C Coil 12 Volt AC Coil 24 Volt D C Coil 24 Volt AC Coil 120 Volt AC Coil Cover Nut Solenoid Pilot Assembly 12 Volt D C Solenoid Pilot Assembly 12 Volt AC Solenoid Pilot Assembly 24 Volt D C Solenoid Pilot Assembly 24 Volt AC Solenoid Pilot Assembly 120 Volt AC Gasket Electric Only Included In replacement parts kit pneumatic 64 2011 Axxiom Manufacturing Inc 9 7 Automatic Air Valve normally closed 2123 106 1 Valve 2123 107 1 1 4 Valve No Part No Description 2123 108 1 1 2 Valve 2123 006 99 Replacement Parts Kit No Part No Description 1 2123 006 01 Gasket 2123 007 99 Replacement Parts Kit 2 2123 006 02 Diaphragm 1 2123 007 01 Gasket 3 2123 006 03 O ring 2 2123 007 02 Diaphragm 4 2123 006 04 Retainer Bushing 3 2123 007 03 O ring 5 2123 006 05 O ring 4 2123 007 04 Retainer Bushing 6 2123 006 06 Disk Retainer 5 2123 007 05 O ring 7 2123 006 07 O ring 6 2123 007 06 Disk Retainer 8 2123 006 08 Seat 7 2123 007 07 O ring 9 2123 006 09 Disc Plate 8 2123 007 08 Seat 10 Deleted Lock Washer Internal 9 2123 007 09 Disc Plate 11 2123 006 11 Lock Nut 10 Deleted Lock Washer Internal 12 2123 106 12 Cap 11 2123 007 11 Lock Nut 13 2123 006 13 Hex Nut wthreadlock 12 2123 107 12 Cap 14 2123 006 14 Cap Screw 13 2123 007 13 Hex Nut withread lock 15 2123 006 15 Diaphragm Plate 14 2123 007 14 Cap Screw 17 2123 006 17 Lock Nut 15 2123 007 15 Diaphragm P
24. 3 4 blowdown hose 7 to seal it and allow air to pressurize the blast vessel At the other end the Combo Valve opens and allows air to flow to the blast vessel 36 and through the blast air piping to the blast nozzle The Combo Valve opens and blasting starts when the deadman lever 17 is pressed down The blast vessel will pressurize The Combo Valve closes and blasting stops when the deadman lever 17 is released The blast vessel will depressurize blowdown When the Combo Valve closes the pinch ram on the blowdown hose 7 is released and the air inside the blast vessel 36 will exhaust through the blowdown hose The blast vessel 36 remains depressurized when the Combo Valve 8 is closed The abrasive blaster must be depressurized before filling with abrasive or before performing any maintenance See section 9 4 BRS systems are equipped to enable vacuum loading Note The combo valve blowdown hose 7 is connected to the reclaim hopper 37 therefore the blast vessel exhaust air will vent into the reclaim hopper A DANGER The MINIBRS abrasive blaster is a pressurized vessel Propelled objects will cause serious injury or death Read and follow all pre operation and operating procedures prior to pressurizing the abrasive blaster See Section 6 0 and 7 0 Airborne particles and loud noise hazards from blowdown exhaust air can cause serious injury and loss of hearing Wear approved eye and ear protection Stay cl
25. 5 13 Blast hose select size three times the nozzle size to be used See Section 5 12 Adjust media spider adjust height per drawing in Section 9 10 spider is optional Operator training all operators must completely read and understand the operation and maintenance manual and be properly trained in equipment and blast operations O Abrasive blaster setup follow procedure in Section 6 0 2011 Axxiom Manufacturing Inc 23 4 0 Abrasive Blast System General Operation The function of the Schmidt abrasive blaster 1s to provide a mixture of dry abrasive and compressed air to a blast nozzle The abrasive blast stream through the blast nozzle 1s used for removing rust paint or other unwanted surface defects After abrasive blasting the surface 1s ready for new paint or coating The MINIBRS Abrasive Blaster is one of a group of components used in an abrasive blasting job The typical components are an air compressor moisture removal device an abrasive blaster blast hose a blast nozzle operator personal protective equipment and blast abrasive See Figure 4 1 The blast abrasive is loaded into the abrasive blaster through a top fill port All the compressed air within the abrasive blaster must be completely vented to atmosphere before it can be filled with abrasive The abrasive can be bag loaded or loaded from a Schmidt storage hopper BRS type units are equipped with vacuum systems that enable them to be pneumatically filled To beg
26. 7119002 Safety Pin Air Blast Hose Coupling x 8 1 2223 999 Combo Valve replacement parts kit U 8 1 2223 000 18 Combo Valve plug assembly j Blowdown Hose Assy 3 4 x 18 48 8033 000 10 MiniBRS Workhead Blast Nozzle 4 Also Available 60 1 8033 000 13 MiniBRS Workhead Rubber Une 60 2 8033 000 14 MiniBRS Workhead Brush Retainer 60 4 8033 000 15 MiniBRS Workhead Straight Brush Standard x 60 8033 000 16 MiniBRS Workhead Outside Corner Brush Also Available 60 8033 000 18 MiniBRS Workhead Inside Corner Brush Also Available SRS RO j 10 2 Instructional Video Links Requires Internet Connection DESCRIPTION amp URL Microsoft Video Tag Connecting vacuum hose to blast workhead http www youtube com watch v 4YFiwquSKbs Disassembly amp assembly of blast workhead http www youtube com watch Pv WPX9OIBlaiU Eductor vacuum ON OFF http www youtube com watch ev Nrz9TZqoYfw X D Val Elia ne Removing access cover and vacuum cleaning screen d bs da Lei http www youtube com watch v icTLHGvKefl Gef 2011 Axxiom Manufacturing Inc 10 2 Instructional Video Links Requires Internet Connection cont Removing and reinstalling cyclone bin http www youtube com watch v 8dGsSXg5I9 Removing dust collector bin and removing filter http www youtube com watch v 20ySIUjOjA Wand cleani
27. ABRASIVE GAP BETWEEN INLET 0 625 AND 0 840 oa 4 f L i N 4 A POPUP CLOSED POSITION o POPUP OPEN 9 H 10 POSITION AIR FLOW Figure 5 2 Standard Popup Assembly Air Supply Connection Air is supplied to the abrasive blaster through a hose connection at the air inlet crowfoot 65 The air supply hose connected to the abrasive blaster must be same diameter as the air supply piping and rated at a minimum of 125 psi operating pressure See the drawings and parts lists in Section 9 0 and refer to Sections 3 4 and 5 17 Air Inlet Ball Valve The air inlet ball valve 1 is used to turn on and turn off the air flow to the abrasive blaster When the inlet ball valve is opened air will flow through the moisture separator 2 and into the Combo Valve 8 In a properly operating MINIBRS system the blast vessel does not pressurize when the inlet ball valve 1 is opened Moisture Separator Air flow into the MINIBRS Blast System passes through the moisture separator 2 which removes moisture oil and dirt particles from the inlet air The water that is removed by the separator is drained by opening the drain valve 3 at the bottom of the separator This ball valve should be left slightly opened anytime the blaster is in operation This allows water to be drained as 1t is filtered from the blast air 2011 Axxiom Manufacturing Inc 27 5 5 5 6 5 7 28 Regulated Tank Blast Pressure Control The MINIBRS Bla
28. DURES AND RECOMMENDATIONS MUST BE FOLLOWED FAILURE TO OPERATE PROPERLY IS VERY LIKELY TO PLACE PERSONS AND PROPERTY AT HIGH RISK OF DAMAGE INJURY OR EVEN DEATH A DANGER ABRASIVE BLASTERS AND THE ABRASIVE BLAST OPERATION ARE POTENTIALLY DANGEROUS IF ALL SAFETY PRECAUTIONS ARE NOT FOLLOWED FAILURE TO OPERATE THE ABRASIVE BLASTER WITHOUT FOLLOWING ALL THE RULES FOR SAFER OPERATION MAY RESULT IN SERIOUS INJURY OR DEATH TO OPERATING PERSONNEL OR PERSONS IN THE OPERATING VICINITY KNOW YOUR EQUIPMENT Do Not operate this equipment in a manner other than its intended application see Section 4 0 Do Not operate this equipment or any other Schmidt equipment without following the Rules for Safer Operation and all the operating procedures and instructions Learn the applications and limitations as well as the specific potential hazards related to this machine Failure to do so could result in serious injury or death RECEIVE PROPER TRAINING Do Not operate this equipment unless you have received operational and maintenance training Begin by thoroughly reading and understanding this operation and maintenance manual and all included information Consult an authorized Schmidt distributor or Axxiom manufacturing Inc PROTECT YOUR FEET Do Not operate this equipment without wearing OSHA approved foot protection Observe all applicable local state and federal regulations See Section 3 10 and OSHA 29 CFR 1910 136 Heavy objects can shift wh
29. I high pressure above low pressure below The higher pressure from the blast vessel should be enough to loosen the trash blocking the Thompson Valve II orifice and blast it through the blast nozzle 48 To prevent excess wear of the Thompson Valve II keep the choke valve fully open during normal blasting If the blaster is equipped with the abrasive cut off feature set the valve or switch to the on position for the choke procedure See Section 9 10 Note The Thompson Valve II has a cleanout port to use for this procedure See the Thompson Valve IT drawing in Section 9 5 Item 27 Blast control hoses Remember the blaster controls and valves are normally closed Therefore the control hoses are depressurized to turn the blast off and pressurized to turn the blast on If a needle gauge 1s available it is the quickest way to check to see if there is pressure or not If no needle gauge is available disconnect each control hose fitting one at a time until the problem is located 2011 Axxiom Manufacturing Inc 73 12 0 Warranty and Reference Information 12 1 Warranty 12 2 74 This following section 1s to be used as a guide in determining warranty policies and procedures for SCHMIDT products It is to be used in determining whether a warranty is justified and as a procedural guide in completing a SCHMIDT warranty claim Warranty Policy ke All SCHMIDT products are guaranteed to be free of defects in material and workmans
30. Inc 9 0 Drawings and Parts Lists The following pages contain drawings representing typical blast control systems and components Determine the type of control system the abrasive blast system is equipped with pneumatic or electric controls then reference the appropriate drawing and parts list to determine the required parts To insure the proper operation of the blast system only use Schmidt original factory replacement parts furnished by an authorized Schmidt distributor See Section 1 37 and Section 12 2 12 2011 Axxiom Manufacturing Inc 57 9 1 a MINIBRS Abrasive Blaster RK DO VA OOOBDO gt OQ 4 62 63 28 No O 8 8 8 S 3 OGG UE a mae d ed oiled oe DU i OOOO Es 58 2011 Axxiom Manufacturing Inc Si a da LE a 3 F i 5 e 5 9 1 c MINIBRS Abrasive Blast System Parts List ypnu JSNEUXA TZ TO 600 II0T SL JO UO wnnse SAJEA eq HOd TINA 90S TOPZ PL uid Ajoyeg ZOO 6TIL IL yoyses sudno 666 IZt OL suldnos popeo Z I 1 O S0I rIZr 69 Z osoy umnoeA 600 AOIF L9 spun HOT F I Joyeurms Ian ZOP E 107 99 Joqqns Iourejol ysg T 000 08 J09 ST a8 X Z 1 1 Idepe asou ppo umnora g00 Z01F 209 Apog proprio II 000 08 PO9 ouod souu ZI 000 08 209 Putt qqn ET 000 E 08 409 suondo Ystiiq 1OJ 6 6 uong 3 ysniq WSrens ST 000 OS 209 OJZZOU M ojojduiroo proyyJoM umnora
31. MiniBRS BLAST AND RECOVERY SYSTEM OPERATION AND MAINTENANCE MANUAL June 2011 SCHMIDT SAVE THIS MANUAL AND MAKE AVAILABLE TO ALL USERS OF THIS EQUIPMENT Manual Part Number 7200 8033 031 10 Rev A Read and understand operator s manual before using this machine Failure to follow operating instructions could result in injury or damage to equipment R AX XIOM Manufacturing Inc 11927 S Highway 6 Fresno Texas 77545 800 231 2085 281 431 0581 fax 281 431 1717 AXXIOM Visit us at www axxiommfg com MANUFACTURING INC SCHMIDT engineered abrasive systems Microsoft Tag inside free app http gettag mobi 2011 Axxiom Manufacturing Inc 10 11 WARNING Any person intending to operate this equipment or any person intending to be in the vicinity during its operation must receive proper training from his her supervisor employer and or supplier If this equipment is to be leased or rented the supplier must assure that the lessee or renter has received proper training before the lessee or renter takes possession of the equipment Consult Axxiom Manufacturing Inc Any person authorized to operate this equipment or any person intending to be in the vicinity during its operation and who is not capable of reading and understanding this manual must be fully trained regarding the Rules for Safer Operation and all operating procedures and must be made aware of all the Dangers Warnings and Cautions identifie
32. NGER The handway assembly is part of a Pressurized Vessel Use of incorrect handway components will result in assembly failure Assembly failure will propel objects causing serious injury or death 6 3 2 Inspect the handway gasket for tears cracks or other wear Replace if necessary 6 3 3 Inspect the handway weld ring sealing surface inside the vessel Inspect the handway cover sealing surface Both surfaces must be smooth 6 3 4 Place the gasket on the handway cover then fit both through the opening 6 3 5 Place the cover and gasket in position against the inside edge of the handway weld ring Apply a pulling force to hold in position then proceed 6 3 6 Center the gasket on the handway weld ring 6 3 7 Center the handway cover on the gasket 6 3 8 Center the handway crab on the outside weld ring 6 3 9 Slide the handway crab bolt to the inside edge of the slot before tightening See Figure 6 3 a 6 3 10 When all components are centered and the crab bolt is bottomed in the slot tighten the nut onto the bolt with a wrench until snug 6 3 11 Only after completing all the pre operation procedures in Section 6 0 and the abrasive blast vessel is then pressurized re tighten the nut with a wrench until snug again 6 3 12 Do not over tighten the crab nut and bolt Over tightening could bend the crab out of shape resulting in malfunction of the assembly 6 3 13 Periodically check for leaks w VI a We ia 1
33. T 7010 507 95 Hex Bolt 3 8 UNC x 4 3 4 Lg 3014 806 Plug 1 2152 000 21 O Ring 2152 000 13 Tungsten Carbide Sleeve 2152 000 10 Seat 8403 000 54 Cleanout Ball Valve Adder 3006 106 Street Elbow 90 1 Galv 3029 106 09 Nipple TBE 1 x 2 Lg Galv 2401 506 Ball Valve 1 Full Port 2011 Axxiom Manufacturing Inc Air Signal Port 7 63 PNEUMATIC j VA 0 No 2 4 6 7 10 11 12 13 14 15 16 17 2229 000 Pneumatic Control Valve 2229 100 2229 101 2229 102 2229 100 2229 105 Part No 2229 000 99 2229 100 99 Not Available 2229 000 02 2229 000 04 Not Available 2229 000 06 2229 000 07 Not Available 2229 000 09 2229 000 10 Not Available Not Available 2229 100 03 2229 101 03 2229 102 03 2229 100 03 2229 105 03 Not Available Not Available 2229 100 06 2229 101 06 2229 102 06 2229 100 06 2229 105 06 2229 100 07 Electric Control Valve 12 Volt D C Electric Control Valve 12 Volt AC Electric Control Valve 24 Volt DC Electric Control Valve 24 Volt AC Electric Control Valve 120 Volt AC Description Replacement Parts Kit Pneumatic Replacement Parts Kit Electric Air Operator Cap Plunger w O Rings Valve Body Spring Spring Retainer Filter Disk Not Available O Ring Large Screw 8 Air Operator Assembly O Ring 2 ea Electric Operator Cap Coil Cover Bottom Coil
34. alfunction can cause accidental start up and result in injury to personnel Make necessary adjustments to the blast pressure and abrasive flow as detailed in steps 7 2 9 through 7 2 13 in Section 7 2 2011 O Axxiom Manufacturing Inc 7 4 7 5 s ida Safe 7 3 9 Re test the blast air and abrasive mixture again on a test piece to determine 1s further adjustment Is needed Release the deadman lever to stop blasting Ending the Blast Operation See Figure 7 2 7 4 1 Closed the vacuum supply ball valve 74 Do not shut off vacuum while closed circuit blasting This will cause release of dust and abrasives 7 4 2 Close the air inlet ball valve 1 The ball valve is open when the handle is fully turned to the position shown in Figure 7 2 handle perpendicular to body The handle tab will bottom against the ball valve body m the closed position Do not turn off the air compressor and allow the abrasive blaster air pressure to back flow through the system Back flow will carry abrasive back into the piping contaminating the controls 7 4 5 Completely open the petcock valve 3 at the bottom of the air filter 2 to allow all the accumulated moisture to be drained out Close the petcock after draining 7 4 3 For long periods of non usage remove remaining blast abrasive to prevent moisture contamination Vacuum Recovery of Blast Abrasive 7 5 1 After open blasting the used abrasives can be vacuum recovered
35. aminants that have accumulated and may be sufficient for the first cleaning of the filter This step should also be performed prior to progressing to any subsequent cleaning method 2011 Axxiom Manufacturing Inc 53 8 17 3 8 17 4 Washing method polyester element filter only The washing process is for polyester element filters only The final cleaning process may be necessary to reduce the static pressure to an acceptable level when the filter has fine particles that have become imbedded in the filter element For this procedure a mild low suds detergent should be used with clean warm water Soak the filter for 5 10 minutes and then gently agitate the filter for several minutes The filter should then be thoroughly rinsed with clean water to remove the detergent It may require a second or third washing to obtain satisfactory filtration However the dirt holding capacity of the filter decreases after each washing Critical Do not attempt to wash dry filters with paper elements this will render them useless If you are not certain of the type of element seek assistance Note Polyester element filters can be washed and reused under proper conditions However Schmidt has no control over the washing process and cannot guarantee that it has been performed properly and effectively therefore normal warranty does not apply to filters that have been washed Inspection Not applicable for wand cleaning A simple method of inspection is
36. an have sources of compressed gases such as nitrogen which is fatal if used as a breathing air source Verify that the air source is breathable air A DANGER Breathing air must meet OSHA Class D standards Use of breathing air sources that do not meet Class D standards can cause asphyxiation and result in death Verify that all air sources are breathable quality and use a high temperature alarm and a carbon monoxide monitor when required See Sections 3 9 3 10 and OSHA 29 CFR 1910 134 1 Enclosed blast areas must be ventilated to reduce airborne dust to an acceptable level as required by OSHA 29 CFR 1910 1000 2011 Axxiom Manufacturing Inc 9 1 8 1 9 1 10 1 11 1 12 1 13 1 14 1 15 1 16 10 PROTECT YOUR HEARING Do Not operate this equipment without wearing OSHA approved hearing protection Observe all applicable local state and federal safety regulations All operators and personnel In the vicinity must wear OSHA approved hearing protection during the operation of this equipment See Section 3 10 and refer to OSHA 29 CFR 1910 95 Loud noise is generated by the blast nozzle and the blowdown operation of this equipment All operators and personnel In the vicinity must wear OSHA approved hearing protection during the operation of this equipment See Section 3 10 and refer to OSHA 29 CFR 1910 95 PROTECT YOUR PERSON Abrasive blasting produces dust contaminated with toxic substances from the abr
37. and testing of the blast flow It is recommended that testing of the blast be made on a test piece so not to damage anything of value 2011 Axxiom Manufacturing Inc 45 7 2 10 With one hand grip the blast hose assembly 49 and with the other hand press in the deadman safety button To begin blasting aim the blast nozzle at the object to be blasted then firmly press down the deadman lever 17 Air and blast abrasive will flow into the blast hose and out of the blast nozzle 48 Observe the blast stream and the coating removal rate Release the deadman lever to stop blasting d Video Link http www voutube com watch v 1TtSpOSR ecY Do not aim blast nozzle towards yourself or any person System malfunction can cause accidental start up and result in injury to personnel 7 2 11 If necessary adjust tank pressure by turning the knob on the tank blast pressure regulator 5 Turn clockwise to increase pressure or counterclockwise to decrease pressure The air pressure regulator is non relieving therefore a reduction of tank pressure will not be evident on the gauge until blasting begins For the most accurate setting this adjustment should be made while blasting The blast pressure 1s indicated by the pressure gauge 4 while blasting Note Further tank blast pressure adjustment may be required when actual blasting 1s begun Video Link http www youtube com watch v 8CPldibHW U 7 2 12 If necessary the abrasiv
38. ap the twinline hose or electric deadman extension cords to the blast hose 49 Make sure that nozzle 48 is secured onto blast hose assembly 49 Connect the blast hose coupling to the threaded coupling 69 on the Thompson Valve II 14 Then install safety pins and a hose whip check to prevent accidental disconnections during operation See Section 5 17 and 8 7 Failure to install safety pins on all blast hose couplings could result in serious injury or death See Section 5 17 and 8 7 Connect the twinline hose quick disconnects 55 to the mating disconnects on the Combo Valve 8 Be sure that each twinline is connected to the Combo Valve disconnects 15 that supply the blast hose 49 attached to it If the blaster has electric controls each must be connected to the matching junction box pigtail See the drawings in Section 6 2 Close choke valves 11 and abrasive shut off valve 13 then check that all connections are correct by pressing down each deadman lever to test Cross connecting will result in unintentional blast startup and could result in serious injury or death Connect a 125 psi rated minimum air supply hose to the air inlet crowfoot 1 and install safety pins and a hose whip check to prevent accidental disconnections during operation See Section 5 17 and 8 7 Failure to install safety pins on all air hose couplings could result in serious injury or death See Section 5 17 and 8 7 On e
39. asive used the coating being removed and the object being blasted All blast operators and other personnel involved in the blast operation or in the vicinity of the blast operation should wear protective clothing The protective clothing should be disposable or washable work clothes that should be removed at the worksite so that contaminated dust is not transferred into automobiles or homes See Section 3 10 and refer to OSHA 29 CFR 1910 94 and 1910 134 ADHERE TO ALL REGULATIONS Do Not operate this equipment without observing all local state and federal safety regulations including but not limited to OSHA Occupational Health and Safety Administration STAY ALERT Do Not operate this equipment when you are tired or fatigued Use caution and common sense while operating and or performing maintenance on this equipment DO NOT USE DRUGS ALCOHOL or MEDICATION Do Not operate this equipment while under the influence of drugs alcohol or any medication PROTECT BYSTANDERS Do Not allow blast equipment operators and other personnel to enter the vicinity of the blast operation without providing respiratory protective equipment that meets OSHA regulations If dust concentration levels exceed the limitations set in OSHA 29 CFR 1910 1000 then respirators are required KEEP CHILDREN AND VISITORS AWAY Do Not allow children or other non operating personnel to contact this equipment or the connecting hoses and cords Keep children and non operatin
40. atic Test See Section 8 1 Check for exterior damage corrosion dents bulges See Section 8 2 Check for interior damage corrosion pitting See Section 8 3 Check sealing surfaces alignment and gasket to popup gap See Section 8 4 Check hoses for soft spots wear cracks or air leaks See Section 8 6 Check hoses for soft spots wear cracks or air leaks See Section 8 6 Check wiring for bare spots fraying or cracks See Section 8 6 Check for safety pins and whip checks See Section 8 7 Check for leaky air and blast hose coupling gaskets See Section 8 8 Check blast nozzle threads and jacket and for air leaks See Section 8 9 Disassemble inspect and lubricate See Section 8 10 Check condition of all personal protective equipment See Section 3 10 and 8 11 Check the condition of warning decals See Sections 0 0 and 8 12 Check condition of Blowdown hose See Section 8 13 Clean trash from Abrasive screen See Section 8 14 Empty secondary cyclone dust drum See Section 8 15 Drain dust from dust collector See Section 8 16 Clean and inspect dust collector filters See Section 8 17 Check hoses for soft spots wear cracks or air leaks See Section 8 18 Check condition of gasket and sealing surfaces See Sections 8 19 and 6 3 2011 Axxiom Manufacturing Inc As required by state law and or local authorities 55 56 THIS PAGE INTENTIONALLY BLANK 2011 Axxiom Manufacturing
41. available and then adjust the abrasive flow at the Thompson Valve II as needed The nozzle size can be identified by a small number visible on the outside This number represents the nozzle throat diameter in sixteenths of an inch for example a 5 nozzle has a throat diameter of 5 16 See the tables in Section 13 0 for approximate air and abrasive consumption for each nozzle Note For the best possible mixture of air to abrasive the blast hose and piping must be at least three times the size of the blast nozzle The best nozzle size for a particular application can be determined by several factors 1 How much compressed air is available Refer to section 13 1 table 1 for the approximate air consumption for each size blast nozzle The MiniBRS has two options for blast nozzle 3 and 4 for closed circuit blasting 1 Will blasting be done open cycle w o vacuum recovery or closed cycle w simultaneous vacuum recovery When closed blasting the blast air flow must not be greater than the vacuum pump 26 capacity This will prevent blast air and dust from blowing out around the nozzle brushes on the BRS vacuum head 60 The recommended blast nozzle size to be used in closed blasting varies depending on the length and diameter of the vacuum hose Use the following general guidelines for reference BLAST PRESSURE NOZZLE SIZE 15 psi or less 4 Nozzle 30 psi or less 4 Nozzle 50 psi or less 4 Nozzle 100 psi or less 3 Nozzle 111 What
42. back into the MINIBRS blast system by following the filling procedure given in Section 7 1 DO NOT overfill blast pot The used abrasive will contain dust particles that will be carried into the secondary cyclone 38 and the dust collector 39 Clean filter using wand 52 when differential pressure gauge reads 4 higher than o WC Refer to 5 22 Video Link http www youtube com watch v tj zXdtW glk 7 5 3 Empty the cyclone dust drum 34 and the dust collector dust bin 32 as detailed in Section 6 1 A DANGER Abrasive blasting produces dust which may contain Silica and other toxic substances that can cause severe and permanent lung damage cancer and other serious diseases if inhaled Wear OSHA approved respiratory protection when opening the dust collector and or the dust drum See Sections 3 8 3 10 and OSHA 29 CFR 1910 134 Video Link http www youtube com watch v 8dGsS X e519 Video Link http www youtube com watch v 20ySiU10j A 2011 Axxiom Manufacturing Inc 49 8 0 Maintenance and Inspection Instructions A DANGER The MINIBRS abrasive blaster is a Pressurized Vessel Propelled objects will cause serious injury or death Depressurize vessel before performing any maintenance See Section 6 2 For proper operation maintenance should be performed with the assistance of a qualified serviceman 8 1 8 4 50 Blaster Pressure Vessel The ASME Code is a standard covering materials desi
43. connect air supply prior to performing popup maintenance 2011 Axxiom Manufacturing Inc 8 6 8 7 ABRASIVE GAP BETWEEN INLET 0 625 AND 0 840 a Le ri x POPUP CLOSED POSITION w POPUP OPEN 9 10 POSITION AIR FLOW Figure 8 1 Standard Popup Assembly Blast and Air Hoses All air hoses blast hoses control hoses and wires should be inspected daily for wear dry rotting cracking or leakage Repair or replace any hoses or wires that show any signs of wear leakage or other damage Damaged wires and or hoses can cause system malfunctions and can result in serious injury or death to operating personnel Blast hoses are a high wear component of the abrasive blast system Sharp bends 1n the blast hose create high wear points resulting in soft spots that can rupture while blasting Check the full length of the blast hose assembly for soft spots caused by wear To protect against serious injury to personnel replace blast hoses with soft spots Note Static electricity Is generated by the abrasive flow through the blast hose To minimize chance of electric shock to operators only use static dissipating blast hose and install a grounding strap on the abrasive blaster Worn blast hose assemblies can rupture while blasting and the resulting abrasive blast stream can cause serious personal injury Static electric shock hazard To minimize the chance of static electric shock install a grounding strap on the abrasive blas
44. cs of object to be blasted cost ability to recycle available equipment safety and environmental constraints There are many abrasives available that are either natural manufactured or processing by products Abrasives are available in varying sizes shapes and hardness These characteristics determine the resulting effect on the surface to be blasted and limitations of its use The effects on the blasted surface are measured by its degree of cleanliness and the surface profile Standards and required levels of these measurements are established by organizations such as Steel Structures Painting Council SSPC National Association of Corrosion Engineers NACE and coating manufacturers See Section 12 5 for contact information of these organizations Use these sources to obtain information regarding all aspects of surface preparation and abrasive selection guidelines The Thompson Valve II abrasive blasters are designed for high production open abrasive blasting with a wide range of abrasives It is the responsibility of the employer and operators to select the proper abrasive It is the responsibility of the employer to make certain that the abrasive selected is safe to use for abrasive blasting CRITICAL Always obtain the Material Safety Data Sheet MSDS for the abrasive to be used The MSDS provides the chemical makeup of the abrasive Do Not use abrasives containing toxic materials Refer to OSHA 29 CFR for acceptable limits of various toxic s
45. ctric shock hazard To minimize shock hazard use electric deadman in low voltage applications only 12 24 volts 2011 Axxiom Manufacturing Inc 67 9 9 Vacuum Head Parts Video http www youtube com watch v WPX90IBlaiU STRAIGHT BRUSH 2 3 8 ID x 1 1 4 P N 8033 000 15 RUBBER SLEEVE BRUSH RETAINER P N B033 000 14 RUBBER LINER P N 8033 000 13 INNER CONE LOCKING SCREW NOZZLE LOCKING SCREW INNER CONE P N 8033 000 12 lt Heh 3 16 x 3 3 8 Es NOZZLE P N 8033 000 09 ADJUSTABLE HOSE CLAMP 2 1 2 P N 4229 510 VACUUM WORKHEAD BODY P N B033 000 11 MINI BRS WORKHEAD OPTIONAL BRUSHES SHORT STRAIGHT BRUSH LONG STRAIGHT BRUSH 3D x 1 5 16 LG P N 8033 000 20 OUTSIDE CORNER BRUSH LL E UI PN B033 000 16 OUTSIDE CORNER BRUSH METAL RETAINER P N 8033 000 17 MUST BE USED WITH PART B033 000 17 AIR HOSE 8 LS RED P N 4102 008 INSIDE CORNER BRUSH I P N 8033 000 18 2 VACUUM HOSE CONNECTION e OPTIONAL D NOZZLE 1 P N 8033 000 10 4 x 4 1 2 PROPRIETARY INFORMATION SLM INFOS COD HERDH ES PERTH AMT AMO DOE MTL AMU PERGONMEL TOUT THE EXPRESSO WANTER Re Great OF AEN MANQGENCTUSENO WC AKXIOW MFG S THE MANUFACTURER DF SCHMADTE PRODUCTS 9 10 Remote Abrasive Cut off Optional If Equipped 68 No Part No Description 1 2025 010 Abrasive Cutoff Switch 2025 100 01 Toggle Switch Guard 2014 300 Breather Vent Brass 1
46. d herein Consult Axxiom Manufacturing Inc Do Not operate any abrasive blaster or blast equipment before reading and completely understanding all the warnings operating procedures and instructions and the Rules for Safer Operation contained in this manual Do Not operate any abrasive blaster or blast equipment without following the Rules for Safer Operation and all the operating procedures and instructions Failure to properly use blast equipment could result in serious injury or death Do Not perform any maintenance on any abrasive blaster or blast equipment while it is pressurized Always depressurize the abrasive blaster vessel before loading abrasive or performing any maintenance Do Not use abrasives containing free silica Silica can cause silicosis or other related respiratory damage You must wear personal protective equipment for all abrasive blasting operations Observe all applicable local state and federal safety regulations in conjunction with airline filters and respiratory protection Reference OSHA 29 CFR 1910 134 Do Not enter areas during abrasive blasting operations without breathing protection All personnel in the vicinity of abrasive blasting operations should wear NIOSH approved air fed respirators hoods or helmets Do Not modify or alter any abrasive blaster blast equipment or controls thereof without written consent from Axxiom Manufacturing Inc Do Not use bleeder type deadman valves on any Schmidt abrasive blas
47. d to operating personnel which can result in serious injury or death Properly secure the object to be blasted AVOID DANGEROUS ENVIRONMENTS Do Not blast objects used to store flammable materials The blast operation can cause sparks which can ignite fumes or residual flammable materials inside enclosed containers which can explode resulting in serious injury or death to operating personnel ELECTRICALLY GROUND EQUIPMENT Static electricity 1s generated by the abrasive flow through the blast hose To prevent static electrical shock to operating personnel only use static dissipating blast hose and install a grounding strap on the abrasive blaster See Section 5 14 MAINTAIN VESSEL INTEGRITY Do Not operate this equipment with the pressure vessel damaged or with any part of it worn or damaged Do Not operate this equipment in a condition that may cause failure of the pressure vessel See sections 1 22 through 1 31 below DANGER An abrasive blaster is a Pressurized Vessel Alterations damage or misuse of the pressure vessel can result in rupturing Damaged or incorrect components used on the abrasive blaster can result in rupturing The compressed air inside a pressurized vessel contains a dangerously high level of energy which can propel objects and cause serious injury or death NEVER OPERATE OVER MAXIMUM WORKING PRESSURE Do Not operate this equipment above maximum allowable working pressure MAWP at maximum operating temperatur
48. diseases if inhaled Wear OSHA approved respiratory protection when opening the dust collector and or the dust drum See Sections 3 8 3 10 and OSHA 29 CFR 1910 134 Video Link http www youtube com watch v 20ysiUj0jAg Dry filter cleaning To achieve the longest life of the dry filter it is important that they be serviced regularly The following methods are recommendations to assist in cleaning MINIBRS dry filters The first three are for both paper element filters and polyester element filters However be aware that the washing method is for polyester element filters only 8 17 1 Compressed air method Filter wand The MiniBRS is equipped with a filter cleaning wand 52 that utilizes compressed air to blow off the fine dust that have accumulated on the exterior of the filter cartridge 30 To clean the filter make sure that the vacuum system is turned off by closing the eductor ball valve 74 Loosen the wand compression fitting 53 Open the cleaning wand ball valve 28 The wand will start flushing the filter Move the wand 52 up and down while rotating both directions Video Link http www youtube com watch v tj zXdtW glk Vacuum method An alternate cleaning method to utilize is vacuuming A commercial duty vacuum cleaner is recommended but a common household type may also be used Vacuum the exterior outside diameter surface of the filter This procedure will remove the majority of the large particles and surface cont
49. e F shown on the ASME nameplate attached to the vessel See Section 2 2 and 8 1 INSTALL PRESSURE RELIEF DEVICE Do Not operate this equipment without a pressure relief device in place The ASME Code requires that all vessels be equipped with pressure relief devices prior to installation The pressure relief device must be set at the maximum allowable working pressure of the abrasive blaster See the ASME nameplate attached to the vessel typically located above the handway See Section 3 11 for information regarding the pressure relief valve NEVER OPERATE BEYOND ALLOWABLE TEMPERATURE RANGE Do Not operate this equipment above the maximum allowable temperature at the allowable pressure or below the minimum design metal temperature MDMT shown on the pressure vessel nameplate The characteristics of the pressure vessel metal are weakened when the temperature is outside the operating range Operating the pressure vessel outside of allowable temperature range can result in rupturing and cause serious injury or death See Section 2 2 2011 Axxiom Manufacturing Inc 11 1 25 1 26 1 27 1 28 1 29 1 30 1 31 1 32 12 ASME NAMEPLATE REQUIRED Do Not operate this equipment if the ASME pressure vessel nameplate is missing Contact Axxiom Manufacturing Inc for technical support DO NOT MODIFY VESSEL Do Not modify or alter any abrasive blaster blast equipment or controls thereof without written consent from Ax
50. e flow can be adjusted with the knob on the Thompson Valve II 14 Turn clockwise for less abrasive flow and counter clockwise for more abrasive Due to the length of the blast hose there will be a slight delay in control of the abrasive flow at the nozzle therefore allow a few seconds before adjusting further Note If the blaster 1s equipped with the optional abrasive cut off feature set the valve or switch to the on position to blast with abrasive See Section 9 10 7 2 13 Re test the blast air and abrasive mixture again on a test piece to determine if further adjustment is needed Release the deadman lever 17 to stop blasting 7 2 14 If the closed cycle blasting method blasting with simultaneous vacuum recovery will be used the blast pressure and abrasive flow adjustments detailed in steps 7 2 9 through 7 2 13 must be made after completing the instructions given in Section 7 3 2011 Axxiom Manufacturing Inc D shown open Figure 7 1 Typical MINIBRS Abrasive Blaster Internal component not shown O 2011 Axxiom Manufacturing Inc 47 7 3 48 Closed Circuit Blasting simultaneous blast and vacuum recovery 7 3 1 7 3 6 PRE NR TEL ebe The MINIBRS Abrasive Blast System must be properly prepared and all operating personnel must be thoroughly trained before beginning the blast operation Completely read and understand all sections of this manual before beginning the blast operation
51. ear of blowdown air path DO NOT place hands or other body parts in the blowdown air path Make sure no personnel are in the blowdown air path Do Not disconnect the blowdown hose 7 from the reclaim hopper 37 2011 Axxiom Manufacturing Inc 5 8 5 9 Choke Valve The choke valve 11 is a ball valve located in the blast air line upstream of the Thompson Valve IT The choke valve is used to clear any trash that may get into the blast vessel and block the Thompson Valve II orifice Whenever trash paint chip cigarette butt etc blocks the Thompson Valve II orifice the procedure is to fully open the Thompson Valve IT knob then press down the deadman lever 17 to begin blasting While blasting have an assistant close the choke valve completely for about one second This creates differential pressure at the Thompson Valve II high pressure above low pressure below The higher pressure from the blast vessel should be enough to loosen the trash blocking the Thompson Valve II orifice and blast it through the blast nozzle 48 To prevent excess wear of the Thompson Valve II keep the choke valve fully open during normal blasting Note If the MINIBRS abrasive blaster is equipped with the abrasive cut off feature set the cut off valve or switch to the on position for the choke procedure See Section 9 10 Do not aim blast nozzle towards yourself or any person System malfunction can cause accidental start up and result in injury to p
52. ems Contact an Axxiom distributor for conversion kit information Blast Hose The blast air and abrasive mixture flows from the Thompson Valve II to the blast nozzle 48 through the blast hose assembly 49 The standard length of the blast hose for the MINIBRS is 25ft however blast hose extensions can be added for longer lengths For higher efficiency keep the blast hose as short as possible Increased blast hose length causes pressure drop at the blast nozzle which reduces the blast efficiency Keep blast hose as straight as possible Sharp bends create high wear points Static electricity is generated by the abrasive flow through the blast hose To prevent static electrical shock to operating personnel only use static dissipating blast hose and install a grounding strap on the abrasive blaster 2011 Axxiom Manufacturing Inc 5 15 Blast Nozzle The blast nozzle 48 is an important part of the blast operation since the nozzle size determines the air flow and abrasive requirement The amount of air flow and abrasive determine how quick blasting can be done The larger the nozzle the greater the amount of air and abrasive will be needed The larger the nozzle size the greater the blast productivity However for a fixed amount of air supply increasing the nozzle size will reduce the blast pressure For best performance the blast pressure must be maintained as high as possible Therefore select the nozzle size based on the amount of air
53. equipped with a deadman control system Disconnect the twinline disconnects 55 from the deadman control systems to disable the blast controls This will prevent the inadvertent activation of the blast pot See Figure 6 2 7 DEADMAN VALVE 4 6 TWINLINE LU BLAST ONIOFF JI HOSE CONTROL AIR SUPPLY BLAST CONTROL VALVE DEADMAN SWITCH AIR SIGNAL TO BLAST ON OFF CONBO VALVE gt POWER AUTOMATIC AIR VALVE Sg IN wq TEE Figure 6 2 b Electric Blast Control System Optional 2011 O Axxiom Manufacturing Inc THIS PAGE INTENTIONALLY BLANK 2011 Axxiom Manufacturing Inc 41 6 3 Handway Cover Installation Procedures See Figure 6 3 a 6 3 1 Check that the handway cover crab bolt and gasket are dimensionally correct for the size handway weld ring of the pressure vessel a Measure and write down the inside dimensions A and B of the handway weld ring See Figure 6 3 a b Verify the size of the handway assembly by comparing the weld ring measurements from step a to the dimensions shown in Table 6 3 c c Verify that the dimensions of the cover crabs bolts and gasket match the corresponding dimensions given in Table 6 3 c Note The actual dimensions may vary by up to 1 4 from those given in Table 6 3 c d Replace any component that 1s not dimensionally correct Incorrect dimensions indicate that the component 1s part of a different size handway assembly A DA
54. ersonnel A secondary purpose of the choke valve is as a manual shut off valve for the blast air supply When the choke valve 11 1s closed it will shut off the blast air supply to the blast outlet Automatic Air Valve The automatic air valve 12 is a normally closed valve that opens to supply blast air to the blast hose and blast nozzle 49 amp 48 The automatic air valve opens when it receives air to its signal port This happens when the deadman lever 17 is pressed down which sends an air signal to the automatic air valve When the deadman lever is released the deadman vents the air signal and the automatic air valve spring closes to stop blast air flow to the blast hose and nozzle See Section 9 7 2011 Axxiom Manufacturing Inc 29 5 10 Thompson Valve II 5 11 30 The Thompson Valve IT 14 is a dual purpose valve First it is a normally closed valve that opens to supply abrasive into the blast air stream The Thompson Valve II opens when it receives air to its signal port See Section 9 5 This happens when the deadman lever 17 is pressed down which sends an air signal to the Thompson Valve II 14 and Combovalve 8 When the deadman lever is released the air signal vents and Thompson Valve II spring closes to stop abrasive flow to the blast hose and nozzle 49 amp 48 Secondly the Thompson Valve II 14 is an abrasive metering valve When the Thompson Valve II is open the abrasive flow is metered contro
55. es to drop out of the air stream and down to the bottom of the cyclone The cyclone empties into a dust drum 34 which must be periodically emptied Video Link http www youtube com watch v 8dGsSXg5I9g Dust collector The dust filled vacuum air stream from the secondary cyclone enters the dust collector 39 where the dust particles are filtered out a pleated cartridge filter 30 The filter is held in position by a winged knob 31 which seals it against the bottom of the tube sheet in the dust collector The air filter can be accessed for removal or inspection by loosening the three latches 54 to completely remove the dust collector dust bin 32 To remove the filter 30 loosen the winged knob 31 so that it can be removed The filter must be cleaned regularly to prevent clogging see Section 5 22 and insure long life see Section 8 17 Filters requiring maintenance or clogged filters will be apparent by an elevated differential pressure reading on the gauge 51 greater than 6 WC connected to the dust collector The filtered vacuum air stream is evacuated from the dust collector through the pneumatic vacuum pump 26 The dust removed from the air stream collects in the removable dust collector bin 32 The dust collector bin must be periodically emptied for proper function Push down three latches 54 to removed dust bin 32 and empty collected dust DANGER Abrasive blasting produces dust which may contain Si
56. essel with compressed air D e To manually or automatically release all the compressed air from inside the P abrasive blast vessel Also referred to as blowdown To manually or automatically release all the compressed atr from inside the Blowdown l o ag abrasive blast vessel Also referred to as depressurize deadman switch electric blast controls Popu An air pressure operated valve that seals the abrasive inlet at the top of the pressure pup vessel Its operation may be manual or automatic A granular substance used in an air blast operation that is the means for blasting the Abrasive e surface of an object Also referred to as abrasive blasting media The crystalline chemical compound silicon dioxide S102 which can be found in Silica many natural abrasives and other substances Breathing free silica dust can cause respiratory diseases such as silicosis Also referred to as crystalline silica A manually operated valve or switch that allows remote starting and stopping of the Deadman blast operation Also referred to as deadman valve pneumatic blast controls or 2011 Axxiom Manufacturing Inc 3 0 0 Warning Decal Identification and Location Listed below are the warning decals and the corresponding hazards related to this equipment Refer to Figure 0 1 a and 0 1 b for images of the warning decals Refer to Figure 0 2 for the locations of these decals on the system 7031 001 Medium
57. ever permit anyone to operate this equipment without having him her first read this manual and receive proper training Make this manual readily available to all Operating and maintenance personnel If the manual becomes lost or illegible replace it immediately This operation and maintenance manual should be read periodically to maintain the highest skill level it may prevent a serious accident SAFETY REFERENCES See Section 12 4 for safety information sources and contact information Use these sources to obtain additional information regarding all aspects of blast operation safety 2011 Axxiom Manufacturing Inc 2 0 Specifications and General Information 2 1 2 2 2 3 Notes SE to Distributors and Owners Verify that the deadman twinline or cords and the operation and maintenance manual are included with the abrasive blaster when it is received Verify that the deadman twinline or cords and the operation and maintenance manual are included with the abrasive blaster when it is delivered to the purchaser This equipment is intended for knowledgeable and experienced users No person or persons should be allowed to operate this equipment without first receiving proper training in abrasive blasting operation and use of this equipment Immediately notify Axxiom Manufacturing Inc of any instances of use of this equipment in any manner other than the intended application See Section 4 0 Only qualified personnel
58. g personnel away from work area AVOID DANGEROUS ENVIRONMENTS Do Not operate this equipment without familiarizing yourself with the surrounding environment The blast operation creates high level of noise which will prevent the operator from hearing other possible dangers 1 e traffic or moving equipment In such situations a stand by watch person may be necessary to prevent injury to personnel AVOID DANGEROUS ENVIRONMENTS Do Not use this equipment in areas cluttered with debris Debris in the work area can create tripping hazards which can cause the operator to loose control of the blast hose and result in injury to operating personnel Keep work area clean and well lit When working at an elevated location pay attention to articles and persons below 2011 Axxiom Manufacturing Inc 1 17 1 18 1 19 1 20 1 21 1 22 1 23 1 24 AVOID DANGEROUS ENVIRONMENTS Do Not operate this equipment in elevated areas without using fall protection equipment Certain applications of this equipment may require the use of scaffolding Use of scaffolding creates hazardous situations such as tripping and fall hazards which can result in serious injury or death to operating personnel Consult OSHA 29 CFR 1910 Subpart D AVOID DANGEROUS ENVIRONMENTS Do Not blast objects that are not properly secured The blast operation can cause the blasted object to shift or move Extremely large objects to be blasted can create a crush hazar
59. gn fabrication and installation of pressure vessels Vessel integrity subsequent to purchase is the responsibility of the owner and or user At intervals required by state law and or local authorities the vessel should be subjected to a hydrostatic test as described in the ASME Code Section VIII Division 1 Do Not subject the abrasive blaster pressure vessel to a pneumatic proof test exceeding the maximum allowable working pressure In no case should the hydrostatic test pressure exceed 1 3 times the maximum allowable working pressure MAWP shown on the pressure vessel nameplate Thoroughly clean and dry the vessel before re assembly Moisture or debris left in vessel can cause equipment malfunction Blaster Pressure Vessel Any damage to an abrasive blaster can make it unsafe Inspect the exterior of the abrasive blast vessel daily for corrosion pitting or other damage 1 e dents gouges or bulges If damaged take out of service immediately and have it inspected and or repaired by a qualified facility Contact Axxiom Manufacturing Inc for technical support Blaster Pressure Vessel The interior condition of the abrasive blast vessel 36 should be inspected quarterly Pitting caused by corrosion will reduce the wall thickness of the vessel If excessive corrosion is found have the abrasive blast vessel inspected by a qualified facility Contact Axxiom Manufacturing Inc for technical support Check the pressure vessel internal piping for
60. hip at time of shipment Axxiom Manufacturing Inc warrants its products against defects in material and workmanship under normal and proper use for a period of ninety 90 days from the date of delivery Such warranty 1s extended only to the buyer who purchases the equipment directly from Axxiom Manufacturing Inc or its authorized distributors This warranty does not include expendable parts such as but not limited to hoses nozzles and seals The obligation under this warranty is strictly limited to the replacement or repair at Axxiom s option of machines and does not include the cost of transportation loss of operating time or normal maintenance services Axxiom Manufacturing Inc shall have no liability for labor consequential damages freight or special charges This warranty does not apply to failure occurring due to abuse misuse negligence corrosion erosion normal wear and tear alterations or modifications made to the machine without express written consent of Axxiom Manufacturing Inc Warranty requests must be submitted in writing within thirty 30 days after failure Written authorization to return merchandise under warranty must first be obtained from Axxiom Manufacturing Inc In no case is merchandise to be returned to Axxiom for credit without authorization At the time of authorization Axxiom will issue a return authorization number that must be included on all packages and correspondence Any material returned wit
61. hout prior authorization will remain the property of the sender and Axxiom will not be responsible for it All returns must be shipped prepaid freight All returns may be exchanged for other equipment or parts of equal dollar value If goods are not exchanged they are subject to a 20 restocking charge Any cost incurred by Axxiom Manufacturing Inc to restore such goods to first class condition will be charged to the customer Axxiom Manufacturing Inc reserves the right to inspect and make the final decision on any merchandise returned under warranty Axxiom Manufacturing Inc offers no warranty with respect to accessories including but not limited to engines motors batteries tires and any other parts not manufactured by Axxiom Manufacturing Inc but which the original manufacturer warrants Axxiom Manufacturing Inc reserves the right to make product changes or improvements without prior notice and without imposing any obligation upon itself to install the same on its products previously sold 2011 Axxiom Manufacturing Inc 12 3 10 11 12 IS 14 15 The above warranty conditions can only be altered by Axxiom Manufacturing Inc Axxiom must confirm alterations in writing for each specific transaction Axxiom Manufacturing Inc reserves the right to establish specific warranty terms for used or demo machines on an individual transaction basis Invoices covering such merchandise will clearly state the
62. i A es H 1 t L J H Figure 2 6 a Mini BRS Lifting Diagran 2011 O Axxiom Manufacturing Inc STRAP nm i SE ASS STRAP He el Z We i HOOKS HOOKS Position blaster as shown to prevent damage to piping Strap blaster to pallet as shown Fasten straps to screw in hooks Refer to Section 2 0 for blaster empty weight Figure 2 6 c Mini BRS Lifting Dimensions O 2011 Axxiom Manufacturing Inc 17 3 1 3 2 3 3 3 4 18 3 0 Installation Requirements and Personal Protective Equipment Carefully read and follow all the recommendations regarding the abrasive blast system installation requirements Improper installation can result in equipment malfunction and significant lost time expenses Consult an authorized Schmidt distributor or Axxiom Manufacturing Inc Abrasive Blast System Installation Location Mini BRS equipped with handles and wheels is portable and can be rolled to locations where blast jobs are performed Locate the unit to allow accessibility to the handway and for ease of abrasive filling Pay close attention to object that may be in the path of the pressure vessel exhaust air depressurization See Section 5 7 for system depressurization Compressed Air Requirements blast nozzle The blast nozzle size and blast pressure largely determine the compressed air requirements Available air flow capacity and or air compressor size must be c
63. ile being blasted and may fall on operators Wear foot protection to prevent injury See Section 3 10 and OSHA 29 CFR 1910 136 2011 Axxiom Manufacturing Inc 1 5 1 6 1 7 PROTECT YOUR EYES Do Not operate this equipment without wearing OSHA approved safety glasses Observe all applicable local state and federal safety regulations All operators and personnel in the vicinity must wear OSHA approved eye protection during the operation of this equipment See Section 3 10 and OSHA 29 CFR 1910 133 When filling the blast vessel and during the blast operation abrasive can be blown in the face and eyes of operators All operators and personnel in the vicinity must wear OSHA approved eye protection during the operation of this equipment See Section 3 10 and OSHA 29 CFR 1910 133 PROTECT YOUR LUNGS Do Not operate this equipment without wearing OSHA approved respiratory protection Abrasive blasting produces dust contaminated with toxic substances from the abrasive used the coating being removed and the object being blasted This dust may contain silica which can cause severe and permanent lung damage cancer and other serious diseases Do Not breathe the dust Do Not rely on your sight or smell to determine if dust is in the air Silica and other toxic substances may be in the air without a visible dust cloud If air monitoring equipment for silica is not provided at the worksite then all personnel MUST wear appropriate respirator
64. in blasting the fill port 1s closed and the abrasive blaster is filled with compressed air from the air compressor Since moisture creates problems in the blast operation it is common for the compressed air to be fed through a moisture removal device such as a Schmidt AirPrep System The air pressure in the abrasive blast vessel is equal to the air pressure in the blast hose where it connects at the Thompson Valve II This equal pressure 1s needed to allow the blast abrasive to flow downward by gravity The abrasive flow is controlled by the metering valve at the bottom of the blaster At this point the blast abrasive flows into the blast air stream and through the blast hose The speed of blast air and abrasive mixture is greatly increased by the blast nozzle onto the work surface The high speed of the air and abrasive is what gives it the energy to strip rust and paint off of surfaces The abrasive blast stream and the dust it creates can be harmful therefore unless the dust is adequately contained all exposed personnel must use personal protective equipment during the blast operation All the components required for the blast operation except for the air compressor are available from Axxiom Manufacturing Inc Contact Axxiom to locate a distributor E d AIR COMPRESSOR MOISTURE REMOVAL DEVICE SCHMIDT AIR PREP SYSTEM NIOSH APPROVED SCHMIDT BREATHING AIRLINE MINIBRS FILTER po ABRASIVE BLASTER BLAST ae ez Ke fe BLAST
65. ke any tight bends anywhere between the blast pot and the cyclone because this will cause the wear to be much more rapid Abrasive Reclaim Hopper The abrasive screen 21 inside the reclaimer hopper 37 will accumulate trash screened from the vacuum reclaimed abrasive The screen should be periodically checked and vacuum cleaned It can be accessed through the access door 433 The 2 vacuum hose attachment at gH the connection above the reclaim 37 can be removed to vacuum the debris on the screen Reattached e vacuum hose when finished Video Link http www youtube com watch v icTLHGvK gfl 8 16 Secondary cyclone During the vacuum recovery of abrasive the depleted abrasive that is carried through the reclaimer accumulates in the dust drum 34 The dust drum must be emptied periodically 30 60 minutes of blasting time Dustier conditions may require more frequent emptying Unscrew the drum 34 from the bottom of the cyclone 38 The drum can then be removed so the depleted abrasive can be disposed of properly Spare drums can be supplied to minimize shutdown time Dust collector During vacuum recovery of abrasive the depleted abrasive accumulates in the bottom of the dust collector 32 bin The dust collector must be emptied periodically DANGER Abrasive blasting produces dust which may contain Silica and other toxic substances that can cause severe and permanent lung damage cancer and other serious
66. laster Blaster Model Number Serial Number National Board Number 2011 Axxiom Manufacturing Inc 15 2 4 2 5 2 6 16 Vessel Information 2 4 1 All pressure vessels used in Schmidt Abrasive Blasters are manufactured in strict accordance with the provisions of the ASME Code Section VIII Div 1 Please contact your local authorized distributor with your serial number ready to obtain a Manufacturer s Data Report 2 4 2 In order to maintain the high level of quality and quality control used in the manufacture of this vessel it is required that any and all welded repairs to this vessel be performed by a reputable shop holding a National Board R Stamp Welding on the vessel performed by welders not properly qualified per the ASME Code voids the ASME NB integrity of that particular vessel Notes MINIBRS Abrasive Blaster Handling The MINIBRS is equipped with wheels and casters for portability Use properly sized ramp to load system onto transporting vehicle Secure unit onto pallets for forklift handling A DANGER An abrasive blaster is a Pressurized Vessel The compressed air inside a pressurized vessel contains a dangerously high level of energy which can propel objects and cause serious injury or death Depressurize vessel before lifting moving or transporting pm Cp F A i iF a mi F T 1 d D ITA d TA Lae As i AH Wil d H E Cure SW A SU ida y E Mj E 2 ei r
67. late 18 2123 006 18 Body 1 17 2123 007 17 Lock Nut 19 2123 006 19 Shaft 18 2123 007 18 Body 1 1 4 20 2123 006 20 Gasket 2123 008 18 Body 1 1 2 21 2123 006 21 Disc 19 2123 007 19 Shaft 22 2123 106 22 O ring 20 2123 007 20 Gasket 23 2123 106 23 Spring Retainer 21 2123 007 21 Disc 24 2123 106 24 Spring 22 2123 107 22 O ring 25 2014 300 Vent 1 8 not included 23 2123 107 23 Spring Retainer Included In Replacement Parts Kit 24 2123 107 24 Spring 25 2014 300 Vent 1 8 not included Air Signal Port NS f AIR 6 2 N Included In Replacement Parts Kit d IS 2 4 3 4 1 1 4 amp 1 1 2 valves 6 3 4 High Flow amp 2 valves NOTE With spring closed valve air flow is in opposite direction from arrow on valve body 2011 Axxiom Manufacturing Inc 2123 108L No T 27 SZ 4 2 6 Tx 8 9 10 11 12 ac 14 17 18 19 Zur raba 22 23 24 25 Part No 2123 009 99 2123 009 01 2123 009 02 2123 009 03 2123 009 04 2123 009 05 2123 009 06 2123 009 07 2123 009 08 2123 009 09 Deleted 2123 009 11 2123 109 12 2123 009 13 2123 009 14 2123 009 15 2123 009 17 2123 009 27 2123 009 19 2123 009 20 2123 009 21 2123 109 23 2123 109 24 2014 300 1 1 2 High Flow Valve Description Replacement Parts Kit Gasket Diaphragm O ring Retainer Bushing O ring Disk Retainer O ring Seat Disc Plate Lock Washer Inter
68. lectrical controlled MiniBRS confirm that the electric power is connected to the MINIBRS A DANGER Electric shock hazard Contact with electric system and cause serious injury or death Disable the electric power prior to performing any maintenance Service and maintenance must be performed by a qualified electrician 2011 Axxiom Manufacturing Inc DO OOO O shown open Figure 6 1 Typical MINIBRS Abrasive Blaster Internal component not shown O 2011 Axxiom Manufacturing Inc 39 6 2 MINIBRS Abrasive Blaster Depressurizing Procedure Blowdown 6 2 1 6 2 2 6 2 3 40 The MINIBRS Abrasive Blast System is a depressurized system meaning the abrasive blast vessel will pressurize only when the Combo Valve 8 1s opened by pressing down the deadman lever 17 The MINIBRS abrasive blast system will automatically depressurize when the deadman lever 17 is released The blast vessel air pressure will exhaust through the blowdown hose 7 and into the reclaim hopper See Figure 6 1 Airborne particles and loud noise hazards from blowdown exhaust air can cause serious injury and loss of hearing Wear approved eye and ear protection Stay clear of blowdown air path DO NOT place hands or other body parts in the blowdown air path Make sure no personnel are in the blowdown air path Do Not disconnect the blowdown hose 7 from the reclaim hopper 37 The MINIBRS abrasive blast system is
69. lica and other toxic substances that can cause severe and permanent lung damage cancer and other serious diseases if inhaled Wear OSHA approved respiratory protection when opening the dust collector and or the dust drum See Sections 3 8 3 10 and OSHA 29 CFR 1910 134 Video Link http www youtube com watch v 20yS1UJ0JA g Filter Cleaning Wand The function of the cleaning wand is to clean the cartridge filter 30 by using compressed ar to flush filter by loosening or dislodging the dust particles from the pleated filter surface The required interval between pulses is determined by the blasting conditions As the particles begin to clog the filter the differential pressure across the dust collector tube sheet will increase This increase can be detected on the differential pressure gauge 51 To clean the filter make sure that the vacuum system is turned off by closing the eductor ball valve 74 Loosen the wand compression fitting 53 by turning counterclockwise Open the cleaning wand ball valve 28 The wand 52 will start flushing the filter Move wand 52 up and down while rotating both directions Video link http www youtube com watch v tj zXdfW elk 2011 Axxiom Manufacturing Inc A DANGER 6 0 Pre operation Procedures Failure to follow the procedures below could result in serious injury or death In addition to these procedures completely read and understand all sections of this MINIBRS Abrasive Blaster Opera
70. lled by an adjustable orifice The amount this orifice opens is controlled by turning the knob at the top of the Thompson Valve II The knob sets the stopping point of the plunger See Section 9 5 Turn the knob clockwise to reduce the orifice size and decrease the abrasive flow Turn the knob counter clockwise to increase the orifice size which will increase the abrasive flow to the blast nozzle 48 The Thompson Valve II spring retainer has lines on the side to use as reference points to the amount that the orifice 1s open Adjustments to the abrasive flow should be made by turning the knob a little at a time Test the adjustment by starting the blast for a short period to determine if further adjustment is needed The Thompson Valve II has a built in cleanout port where a ball valve can be installed see Section 9 5 This ball valve can be used to purge blow out trash that blocks abrasive flow This is done by closing the union ball valve 13 if equipped opening the clean out valve and then pressing down the deadman lever 17 The blast air flows through the Thompson Valve II and purges any trash through the clean out valve Note If the abrasive blaster is equipped with the abrasive cut off feature set the cut off valve or switch to the on position for the Thompson Valve II to open for purging See Sections 9 10 Airborne particles and loud noise hazards from the purged air can cause serious injury and loss of hearing Wear approved e
71. n carbon monoxide and therefore requires the use of a carbon monoxide detector See Section 3 10 Carbon monoxide can be in the compressed air produced by an oil lubricated air compressor when it is operated at extremely high temperature therefore a high temperature alarm is required to alert the operators when this condition exists A DANGER Oil lubricated air compressors can produce carbon monoxide Carbon monoxide can cause asphyxiation and result in death Use a high temperature alarm and a carbon monoxide monitor when an oil lubricated air compressor is used to supply breathing air Consult OSHA 29 CFR 1910 1341 2011 Axxiom Manufacturing Inc 3 10 Personal Protective Equipment PPE Abrasive blasting has many hazards that may cause injuries to operators To protect operators from injury each must be supplied with and required to use Personal Protective Equipment The Occupational Health and Safety Administration OSHA requires the employer to assess the workplace to determine what PPE is necessary and supplied to each operator Reference 29 CFR 1910 Subpart I OSHA requires that this equipment meet or be equivalent to standards developed by the American National Standards Institute ANSI Figure 3 1 below identifies the minimum personal protective equipment required for each abrasive blast operator Also identified are the OSHA references for each and the ANSI standard each PPE item must meet All PPE clothing and equipment sh
72. nal Lock Nut Cap Hex Nut w thread lock Cap Screw Diaphragm Plate Hex Nut w thread lock Body 1 1 2 high flow Shaft Gasket Disc Not Needed Spring Retainer Spring Vent 1 8 not included Included In Replacement Parts Kit xx 1 1 2 High Flow Valve is Optional On Units Manufactured After July 1 2008 Be mM DID BO FLOW 65 9 8 a 66 G2 Pneumatic Deadman ltem SO O 00 I D 91 Go N Ee 11 2263 002 Part No 2263 002 99 2263 002 01 2263 002 02 2263 002 03 2263 002 04 2263 002 05 2263 002 06 2263 002 07 2263 000 08 3031 300 00 3031 302 02 2263 002 10 G2 Pneumatic Deadman Description G2 Replacement Parts Kit G2 Deadman Lever G2 Deadman Body G2 Deadman Cartridge Assembly G2 Deadman Hinge Pin G2 Deadman Cartridge Set Screw G2 Deadman Button Deadman Spring Deadman Screw For Button Hex Nipple 1 8 x 1 8 With Ball Seat Hex Nipple 1 4 x 1 4 With Ball Seat G2 Deadman Dust Plug Items included in Replacement Kit 2011 Axxiom Manufacturing Inc 9 8 b Electric Deadman Switch Electric Controls Only 2263 402 Item Part No 2263 002 01 not available 2263 002 04 2263 002 06 2263 002 07 2263 000 08 2263 002 10 Sb O OM GO IS G2 Pneumatic Deadman Description G2 Deadman Lever G2 Electric Deadman Body w Switch G2 Deadman Hinge Pin G2 Deadman Button g2 Deadman Spring Deadman Screw For Button G2 Deadman Dust Plug Ele
73. ng of filter http www youtube com watch v tj zXdfWelk Connect twinline to Combo Valve http www youtube com watch v 0oL2EGYQQkPo Removing and inspecting 4x6 handway a http www youtube com watch v YIWMb65JW6s Vacuum loading MiniBRS Sound http www youtube com watch v zOvQOfILuZaE this dedo Closed circuit blasting with MiniBRS workhead Sound http www youtube com watch v 1TtSpOSRecY Operation of inlet ball valve http www youtube com watch v QuSXmUDVRIJE Blast pressure regulator operation http www youtube com watch v 8CPldibHW U Connecting the 2 vacuum hose to reclaimer inlet http www youtube com watch v ixWOCly1xFc 70 2011 Axxiom Manufacturing Inc a aie wa So dite or D klech 11 0 Troubleshooting This section lists probable causes of problems that may occur during operation of the abrasive blaster Not all of the probable causes may apply to your particular abrasive blaster The probable cause may not apply because of the control type and accessories on the abrasive blaster Refer to Figure 11 1 and the drawings in Section 9 0 A DANGER The MINIBRS abrasive blaster is a Pressurized Vessel Propelled objects will cause serious injury or death Depressurize vessel before performing any maintenance See Section 6 2 11 1 Malfunction With Deadman Lever In The Off Position 11 1 1 Blast air stops but abrasive will not
74. ng shipment See Section 8 4 for inspection amp alignment instructions Clean blaster remove handway cover and check for debris inside Trapped debris can vibrate loose during shipment and later block abrasive flow If necessary vacuum the bottom of tank Replace handway cover per instructions in Section 6 3 Accessible location Position blasters so that handway is accessible for maintenance See Section 3 1 for additional information CFM available determine available air supply cfm and record here See Sections 3 2 3 3 and 3 5 for information on determining air requirements Air supply connection install air supply piping or connect an air supply hose that is the same size as the blaster piping size or larger See Section 3 4 for details Air quality install moisture separator or AirPrep System to remove moisture from blast air supply to protect against abrasive flow problems See Section 3 6 Electric power provide power source for electric deadman controls See Section 3 7 Blast abrasive select abrasive suited for application See Section 3 8 Breathing air provide Grade D air source for blast operators See Section 3 9 PPE provide all the necessary personal protective equipment See Section 3 10 Pressure relief valve install relief valve if not provided on air compressor See Section 3 11 for information on pressure relief valve installation Blast nozzle select size based on available cfm noted above See Section
75. ngs must be rated at a minimum of 125 psi operating pressure The air supply hose from the air compressor to the blast unit should be at least the same diameter as the air inlet piping see Section 9 0 This size hose will be large enough to supply the required airflow to operate the blast unit controls and each blast nozzle See Sections 5 2 and 5 17 for further information on air hose connection NOTE If the abrasive blast system will be installed in a permanent location the inlet connection can be hard piped Do Not install hard piping that is smaller than the piping size of the blast system Smaller piping size will reduce the air flow capacity If other equipment will be using the same source of air as 2011 Axxiom Manufacturing Inc 3 5 3 6 3 7 the abrasive blaster install a check valve at the air inlet This will prevent air pressure back flow which will carry abrasive into the blast control system Hard piping connected to the abrasive blaster must be structurally supported so not to apply any loading on the pressure vessel at the points of connection Unsupported piping can create bending loads at the connections on the pressure vessel and cause failure Hard piping connections to the pressure vessel must be designed and installed by qualified personnel experienced with piping systems and the applicable codes pertaining to them External loading at piping connection can cause failure of the pressure vessel Hard piping co
76. nings and Rules for Safer Operation in Section 1 0 4 Defective electric deadman switch or electric wiring check for an electric short 2011 Axxiom Manufacturing Inc 71 AS SUPPLY geg E CRE 5 masma al a ns Figure 11 1 Typical MINIBRS Abrasive Blast System 11 2 Malfunction With Deadman Lever In The On Position 12 11 2 1 Air blasts with no abrasive 1 Check abrasive level in the blast vessel even 1f one outlet continues to blast normally 2 Blocked control hose to Thompson Valve II 14 3 Thompson Valve IT plunger stuck in closed position 4 Trash plugging opening from tank to Thompson Valve II 14 See Section 11 3 5 Insufficient air pressure to open Thompson Valve II fully open requires 80 psig 6 Abrasive flow problems See Section 11 3 7 Defective Thompson Valve II piston seal air will leak from breather vents 8 Blast vessel leaks causes reverse differential pressure slowing abrasive flow 11 2 2 Abrasive choking out of blast hose with low blast air pressure 1 Thompson Valve IT abrasive adjustment knob 14 is open too far 2 Control hose to automatic air valve 14 is blocked 3 Choke valve 11 is partially closed 4 Low air compressor output cfm unit may cycle on and off See Section 3 0 5 Blocked automatic air valve breather vent 12 11 2 3 Reduced Pressure At The Nozzle with or without abrasive flow 1 Low air compres
77. nnected to the pressure vessel must include supports to eliminate the possibility of applying a load on the pressure vessel Blast System Air Pressure The maximum allowable working pressure MAWP for the blast unit is stamped on the ASME nameplate attached to the vessel For most abrasive blast systems the MAWP is 150psig Do Not exceed the MAWP An air pressure regulator can be installed to reduce air supply pressure that is higher than the MAWP To prevent air pressure backflow only use a non relieving air regulator Air pressure backflow will carry abrasive from the blast vessel and contaminate the blast control system CRITICAL A regulator with sufficient air flow capacity must be selected for proper operation of the blast system Insufficient air flow capacity will cause pressure drop in the blast system resulting in equipment malfunction abrasive backflow and reduced blast productivity The MINIBRS System is equipped with an air pressure regulator that allows the option of blasting at low pressure When blasting at low pressure the air supply to the deadman blast control system must be at least 80psig see Figure 5 5 and 5 6 The valves in the abrasive blast system are spring closed and therefore require at least 80psig to operate properly The air supply to the blast controls is taken upstream of the regulator to maintain the control air pressure at the inlet pressure Blast System Air Quality Air quality is crucial to the operation
78. om watch v WPX90IBlaiU Figure 5 7 Workhead Connections Hose Connection All air hose blast hose and threaded couplings have pin holes that align when connected To prevent accidental hose disconnections safety pins must be installed through these holes As a secondary safety measure each hose connection should also include a hose whip check that will hold the hose if there is an accidental disconnection Connect one loop to each side of the connection and stretch out as shown in Figure 5 8 below All air hose blast hose and threaded couplings have a gasket that seals the connection and should be replaced when air is leaking Failure to install safety pins on all air and blast hose couplings can result in hose disconnects and could result in serious injury or death 2011 Axxiom Manufacturing Inc KEE PIN HOSE 7 4 REQUIRED COUPLING _ hs dl Ra Aro AIR HOSE G d e Ser 4 fi kaa ay on IN SERT pes AN di fa Fe q AU ds SAFETY PIN III R AIR HOSE AN THREADED COUPLING CROWFOOT bi gt I E EN HOSE WHIP CHECK NOT SHOWN _ 2 s A INSTALLED THE SAME AS THE HOSE WHIP CHECK 2 eg d goal te REQUIRED K R AIR HOSE CONNECTION ME wi Ta a AIR HOSE CONNECTION b BLAST HOSE CONNECTION Figure 5 8 Hose Connection Disconnect Protection 5 18 Vacuum System The vacuum system is used for abrasive recovery during closed blasting simultaneous blasting and recove
79. on 200 Constitution Avenue Washington D C 20210 National Institute of Occupational Safety and Health NIOSH 1s a federal agency responsible for conducting research and recommendations for the prevention of work related injuries and sickness Phone 1 800 356 4674 Website www cdc gov niosh National Institute of Occupational Safety and Health Hubert H Humphrey Bldg 200 Independence Avenue SW Room 715H Washington DC 20201 American National Standards Institute ANSI coordinates the development and use of voluntary consensus standards including safety standards Phone 1 202 293 8020 Website www ansi org American National Standards Institute 1819 L Street NW 6 Floor Washington DC 20036 2011 Axxiom Manufacturing Inc 12 5 Surface Preparation Information Sources The Society for Protective Coatings SSPC consists of research and testing committees conducts seminars and establishes industry standards on surface preparation methods abrasive and coatings Phone 1 412 281 2331 Website www sspc org The Society for Protective Coatings 40 24th Street Pittsburg PA 15222 4643 National Association of Corrosion Engineers NACE develops test methods and recommended practices on surface preparation techniques and coatings Phone 1 281 228 6200 Website www nace org National Association of Corrosion Engineers 1440 South Creek Drive Houston TX 77084 12 6 Table of Blast Abrasive Characteristics Abrasi
80. on The Deadman is mounted at the end of the blast hose assembly 49 close to the blast nozzle 48 to give the operator easy control of the blast operation The Deadman 1s either a pneumatic valve or an electric switch depending on the type of abrasive blaster control system When the deadman lever is pressed down it sends either a pneumatic or electric signal to the blast control valve 15 The control valve opens and sends an air signal to the Combovalve 8 the automatic air valve 12 and the Thompson Valve II 14 See Sections 9 1 9 2 and 9 8 Depressing the deadman lever 17 will start the blast operation Releasing the deadman lever 17 will stop the blast operation 5 12 1 Pneumatic Deadman System When the pneumatic deadman lever 17 is pressed down air supply from the orange hose of the twinline hose 16 flows into the black hose Air flows through the black hose sending air signals to the Combo Valve 8 the automatic air valve 12 and the Thompson Valve II 14 When the deadman lever is released the air signal is cut off and the remaining air vents from the deadman lever 17 See Figure 5 5 and the drawings in Section 9 1 4 Z DEADIMAN VALVE 4 FE TWINLINE 4 e BLAST ON OFF 16 Hose ORANGE HOSE AIR SUPPLY ve are CONTROL CONES VALVE AIR SUPPLY Figure 5 5 Pneumatic Blast Control System Video Link http www youtube com watch v oL2EG YQQkPo 2011 Axxiom Manufactu
81. onnel NEVER USE ABRASIVE NOT INTENDED FOR BLAST EQUIPMENT Do Not use abrasive blast abrasive containing free silica Silica can cause silicosis or other related respiratory damage Verify that the abrasive is intended for use in blasting equipment Personal protective equipment including airline filters and respirators must be used for all abrasive blasting operations Observe all applicable local state and federal safety regulations See Section 3 8 3 10 and reference OSHA 29 CFR 1910 134 CHECK ABRASIVE FOR DEBRIS Do Not use blast abrasive that contains trash or other debris Trash or debris can create a blockage and cause equipment malfunction Screen recycled abrasive to remove trash STOP OPERATION IMMEDIATELY IF ANY ABNORMALITY IS DETECTED Do Not operate this equipment if anything abnormal is seen during operation Stop operation immediately for inspection DO NOT LIFT THE BLAST VESSEL USING THE LIFT EYES Do Not lift the blast vessel by any point other than the fork pockets See Section 2 6 MAINTAIN WARNING DECALS Do Not remove cover obstruct or paint over any warnings cautions or instructional material attached Warning decals must be installed maintained and located to be visible and with enough light for legibility See Section 0 0 and 8 12 SAVE THIS OPERATION AND MAINTENANCE MANUAL Refer to this operation and maintenance manual as needed as well as any additional information included from other manufacturers N
82. onsidered before selecting the blast nozzle size An air source dedicated to the abrasive blast system is preferred to reduce system pressure drops and back flow of air If an existing air compressor will be used or a limited air supply is available then the blast nozzle must be selected based on these conditions Be aware that as the blast nozzle wears the air demand will increase See Table 1 in Section 13 0 for air consumption by nozzle size at various pressures Air Compressor Size Air compressor size is crucial to the operation of the abrasive blast system Blast nozzle selection and desired productivity must be evaluated to determine the air flow requirements prior to selecting the air compressor size Sufficient air supply capacity is necessary to maintain the system air pressure Insufficient air flow capacity will result in reduced blast nozzle pressure and lost productivity The air compressor must be large enough to supply 1 The sum of blast air requirements for each nozzle at the highest pressure that will be used see Section 13 0 Table 1 11 The 12 CFM breathing air supplied to each blast operator respirator NOTE Reference OSHA regulations regarding requirements for breathing air especially when an oil lubricated air compressor is used 111 185CFM air compressor should be sufficient to operate this system when equipped with a 75CFM eductor and a 3 blast nozzle Blast System Air Supply Line The air supply hose and fitti
83. ould be selected for safe design and quality of construction Select each for proper fit and for comfort which will encourage operator use Safety Glasses Reference OSHA 29 CFR 1910 133 Must meet ANSI Z87 1 1989 L Le L J d f e d d f d Ear Plugs Reference OSHA 29 CFR 1926 101 Must meet ANSI 83 19 Also see OSHA 29 CFR 1910 95 ei D eg bare Reference OSHA 29 CFR 1910 134 Must be NIOSH approved eo ee A Ra radex A0 Airline Filter Reference OSHA 29 CFR 1910 134 Must be NIOSH approved Safety B Boots Reference OSHA 29 CFR 1910 136 Must meet ANSI Z41 1 1991 Gloves Reference OSHA 29 CFR 1910 138 No Applicable ANSI Standard A L JE Protective Clothing Reference OSHA 29 CFR 1910 138 No Applicable ANSI Standard gt CARBON aa Ai e MONITOR Le zy Sch j Za E NN V Fi Di j y Wa x LA J j AR JL ws Lei Carbon Monoxide Monitor Figure 3 1 Personal Protective Equipment O 2011 Axxiom Manufacturing Inc 21 3 11 Pressure Relief Valve Installation 22 Do Not operate this equipment without a pressure relief device installed to protect the blaster pressure vessel from over pressurization The ASME Code requires that all vessels be operated with pressure relief devices 1n place Local regulations set the specifications for pressure relief valves therefore it is the responsibility of the owner of the abrasive blaster to install
84. ring Inc 31 5 13 5 14 32 5 12 2 Electric Deadman System Optional If Equipped When the electric deadman lever is pressed down 1t closes the electric circuit and supplies electric current to the control valve 15 The control valve opens and sends air signals to the Combo Valve 8 the automatic air valve 12 and the Thompson Valve II 14 When the deadman lever 1s released the electric circuit 1s cut off closing the control valve The signal air vents from the breather 66 See Figure 5 6 BLAST CONTROL VALVE DEADMAN SWITCH AIR SIGNAL TO EE BLAST ON OFF CONBO VALVE gt POWER AUTOMATIC AIR VALVE sa IN E amas TEE Figure 5 6 Electric Blast Control System Abrasive Cut Off Optional lf Equipped An optional feature of a blaster is an abrasive cut off The purpose of the abrasive cut off is to allow blasting air without abrasive This is useful for blowing off abrasive from the blasted item To blast with air only set the abrasive cut off valve or switch to the off position then press down the deadman lever 17 This will send a control signal to the automatic air valve only therefore only blast air will exit the blast nozzle 48 For the abrasive cut off to work a second control valve is needed that provides a signal to the Thompson Valve II separate of the air signal to the automatic air valve Refer to the drawings in Section 9 10 Note The abrasive cutoff feature can be added to existing syst
85. ry or to vacuum recover abrasive at completion of open blasting The main component of the vacuum system is the pneumatic vacuum pump 26 The vacuum pump is powered by a minimum of 75 CFM of compressed air at 100 psig The vacuum system is activated by opening the ball valve 74 located above the vacuum pump The vacuum generated by the vacuum pump can be regulated by the supply ball valve 74 When the vacuum system is activated the vacuum pressure is indicated on the pressure gauge 51 located on the dust collector 39 The vacuum system exhausts air through a muffler 75 Pneumatic Vacuum Pump System Sequence of Operation See Figure 5 10 a Open supply ball valve 74 to begin vacuum b Vacuum load abrasive into reclaim hopper 37 c Check DP gauge 51 for filter status clean or change if greater than 6 WC d Close supply ball valve 74 to stop vacuum EE Video Link http www youtube com watch v Nrz9TZgo fw FILTER CLEANING L tot ali BALL VALVE 7 4 T 28 e DN NT E ES 52 Pa T E gt LI s CL SS VACUUM 21 1 A i Lei 1 AIR SUPPLY 137 d d 1 Hi TA JV Lee 30 39 431 33 th _ 7 A NAT J 32 d a i 36 10 L Ze LJ E 38 _ IR es IN 2 1 NI Wa 1 4 CONTROL AIR LINE mier LARGE PIPE LINE DRUM FILTER CLEANING AIR VACUUM Figure 5 10 Pneumatic Vacuum Pump System O 2011 Axxiom Manufacturing Inc 35 5 19 VK
86. s 9 0 A DANGER Depressurize vessel before performing any maintenance See Section 6 2 Removing the Thompson Valve II bolts with the MINIBRS blaster pressurized will result in serious injury or death Use of replacement components that are not Schmidt original factory replacement parts may result in equipment failure which can result in serious personal injury PPE Check daily to verify that all personal protective equipment is available for each blast operator Check daily to verify that all personal protective equipment is in good operating condition Consult the Operating and maintenance instructions provided by the manufacturer of each PPE item See Section 3 10 and reference OSHA 29 CFR 1910 Subpart I Failure to use personal protective equipment could result in serious injury or death Warning Decals Check monthly to verify that all the warning decals are in position and legible See Section 0 0 for full descriptions and locations DANGER Failure to maintain warning decals risks the possibility of not alerting the abrasive blaster operator to potential dangers which can result in serious injury or death See Section 0 0 2011 Axxiom Manufacturing Inc 8 13 Combo Blowdown The blowdown hose 7 that passes through the combo valve 8 is a 3 4 blast hose Abrasive carry over can wear a hole through the wall of the hose Replace the hose with another section of hose but make sure that the hose does not ma
87. should load and unload this equipment for shipping The blast vessel should only be lifted using the fork pockets See the lifting diagram shown in Section 2 6 For further information contact Axxiom Manufacturing Inc 11927 South Highway 6 Fresno Texas 77545 Phone 1 800 231 2085 Fax 1 281 431 1717 Website www axxiommfg com We have inserted URL of instructional videos to supplement the information within this manual Videos do not take the place of the manual read and understand manual before operating equipment This function requires a computer with an internet connection For a complete list of instructional videos see Section 10 2 MINIBRS Abrasive Blaster Operational Specifications Maximum Working Pressure 125 psig 250 F see ASME nameplate Minimum Metal Temperature 20 F 125 psig see ASME nameplate Air Consumption See Section 13 table 1 Abrasive Consumption See Section 13 table 2 Blast Hose Size See Section 13 table 3 This unit is included with 1 2 hose Electrical requirements See Section 3 7 If applicable Abrasive Capacity Blast vessel 0 3 cu ft Reclaim hopper 0 3 cu ft Vacuum System Pneumatic Vacuum Pump Eductor 15SCFM O 100psig supply pressure Weight 335 Ibs Empty Dimensions 60 H x 22 W x 34 L Important Reference Numbers Fill in the Abrasive Blaster model number and serial number in the blank spaces below These will be used for reference whenever service or maintenance is required B
88. shut off 1 Trash stuck between plunger and seat in Thompson Valve II 14 2 Defective valve plunger in Thompson Valve II 14 3 Defective sleeve in Thompson Valve II 14 4 Blocked air hose to Thompson Valve IT 14 5 Defective spring in Thompson Valve II 14 check length of spring 6 Thompson Valve IT cap or spring retainer not screwed all the way down hand tighten only 11 1 2 Abrasive stops but blast air will not shut off 1 Defective spring in automatic air valve 12 2 Defective seat in automatic air valve 12 3 Blocked air hose to automatic air valve 12 4 Defective o ring in automatic air valve 12 around shaft 11 1 3 Both blast air and abrasive will not shut off 1 Control lines to deadman valve 17 are crossed 2 Non Schmidt deadman 17 has been installed 3 Control valve 15 stuck in the ON position 4 Blocked control lines 5 Defective deadman valve 17 Pneumatic deadman cartridge plunger stuck in the ON position down Cartridge plunger is visible below deadman handle 11 1 4 Blast outlet turns on accidentally 1 The deadman lever 17 is worn out 2 The safety button on the deadman is missing See drawings in Section 9 8 3 A bleeder type deadman valve has been installed A bleeder type deadman valve is not safe because a particle of dirt from the air hose can plug the bleed hole and cause the blast outlet to turn on See War
89. son Valve II is opening With the deadman off screw the Thompson Valve II knob down until it stops Notice that the knob turns easily when the deadman is off Next back the knob out 3 4 of an inch or slightly less then press the deadman lever down to open the Thompson Valve II The knob should get tight or more difficult to turn because the valve has opened against the adjustment This guarantees that the valve is fully open If the material will not flow with the valve fully open you have an abrasive flow problem not a problem with the Thompson Valve II The abrasive may be wet or there may be trash blocking the opening Try choking the blast outlet to clear the opening Proceed to step 11 3 2 If the knob does not get tighter during this test troubleshoot the controls and the Thompson Valve II piston seal DANGER Do Not hammer on any part of the pressure vessel to improve abrasive flow This will cause cracks that may lead to pressure vessel rupture Choking the blast outlet The choke valve 11 is used to clear any trash that may get into the blast vessel and block the Thompson Valve II orifice When trash paint chip cigarette butt etc blocks the Thompson Valve II orifice the procedure is to fully open the Thompson Valve II knob then press down the deadman lever 17 to begin blasting While blasting have an assistant close the choke valve completely for about one second This creates differential pressure at the Thompson Valve I
90. sor output cfm See Section 3 0 for air requirements 2 Air hose too small 3 Thompson Valve II abrasive adjustment knob 14 is open too far 4 Check for leaks in blast vessel or control piping 5 Choke valve 11 is partially closed 6 Trash may be partially plugging the nozzle orifice 48 7 Blocked automatic air valve breather vent 12 2011 Axxiom Manufacturing Inc 11 3 11 2 4 Blast is slow to turn on or will not turn on when deadman lever is pressed down 1 Check quick couplings 55 on control hoses to see 1f they are connected properly 2 Control valve 15 stuck in exhaust position 3 1 4 strainer 3 blocked 4 Control hoses blocked 5 Cartridge in deadman valve 17 is blocked 6 Low air compressor output cfm unit may cycle on and off See Section 3 0 7 Air leaks in control hose from the deadman valve 17 to control valve 15 8 Trash blocking nozzle orifice 9 Blocked automatic air valve breather vent 12 Notes on Abrasive Flow Problems 11 3 1 11 3 2 11 3 3 Thompson Valve II operation If abrasive flow is a problem remember the Thompson Valve II only opens and closes The total travel to full open is approximately 3 4 of an inch This can be quickly checked with the adjustment knob on the abrasive valve For this procedure close the choke valve 11 and the abrasive shut off valve 13 to prevent blasting This test is to verify that the Thomp
91. st System 1s equipped with an air pressure regulator 5 The blast vessel and blast air pressure are both adjusted by the air pressure regulator Reducing the blast air pressure is necessary when blasting objects that are fragile The pressure is adjusted by turning the knob on top of the regulator valve body CW increases pressure CCW decreases pressure The tank blast pressure is shown by the pressure gauge 4 Note The air pressure regulator 5 is non relieving which means that when the pressure is decreased by turning the knob the blast vessel air pressure will not reduce on the pressure gauge The pressure will reduce only while blasting The non relieving feature prevents air from flowing backwards from the blast vessel to the regulator which would carry abrasive Full Pressure Bypass Not Applicable to MiniBRS The bypass piping is a detour of the regulated air supply to provide full line pressure to the blast vessel and blast air line This allows blasting at full pressure for tougher applications without changing the setting of the air pressure regulator 5 Open ball valve 6 to bypass the pressure regulator and allow blasting at full air pressure Then close the ball valve 6 to resume using the regulated pressure control Combo Valve blast vessel pressurization blowdown The Combo Valve 8 is a dual purpose valve that controls both the blast vessel pressurization and the blast operations At one end the valve pinches the
92. ter The use of A BEC Clemco or a similar bleeder type deadman valve can cause unintentional start up without warning which can result in serious personal injury Do Not sell rent or operate abrasive blasters without remote controls OSHA regulations require remote controls on all blast machines Failure to use remote controls can cause serious injury or death to the operator s or other personnel in the blasting area Reference OSHA 29 CFR 1910 244 b Do Not repair or replace any portion of Schmidt equipment using components that are not Schmidt original factory replacement parts Use of replacement components that are not Schmidt original factory replacement parts may result in equipment failure which can result in serious personal injury and in addition will void all warranties Schmidt parts are marked for authentication please look for the Schmidt name Schmidt mark and valve mark Contact your local authorized Schmidt distributor or contact us for assistance 2011 O Axxiom Manufacturing Inc Instructions for use of manual sections This manual contains information needed to operate and maintain your abrasive blaster Read this entire operations and maintenance manual before using your abrasive blaster Pay close attention to the Rules for Safer Operation Section 1 0 and the Dangers Warnings and Cautions identified The purpose of safety symbols and explanations are to alert you of the possible hazards and explain how to avoid
93. ter and only use static dissipating blast hose Blast and Air Hoses All air hose blast hose and threaded couplings have pin holes that align when connected To prevent accidental hose disconnections safety pins must be installed through these holes Each hose connection must also include a hose whip check that will hold the hose if there is an accidental disconnection Connect one loop to each side of the connection and stretch out as shown in Figure 8 2 below Check hose connections daily and replace missing or damaged pins and whip checks Failure to install safety pins on all air and blast hose couplings can result in hose disconnects and could result in serious injury or death r SAFETY PIN HOSE i Q 4 REQUIRED COUPLING 7 3 va r f La gt e mn a Fi d i a d Sc CC w fea y I rs na fii d LZ a E Kn Yu o WI LE 2 d WM e We k zm a r j 39 3 S T Ba i he i 3 i a kk e INSERT ii ep E d Ze ch AA L SAFETY PIN WSs 2 REQUIRED AIR HOSE THREADED COUPLING CROWFOOT o X S HOSE WHIP CHECK NOT SHOWN HOSE WHIP CHECK Ke Se 3 mean Ee CE A 1 REQUIRED AIR HOSE CONNECTION a AIR HOSE CONNECTION b BLAST HOSE CONNECTION Figure 8 2 Hose Connection Disconnect Protection 2011 Axxiom Manufacturing Inc 51 8 8 8 9 8 10 8 11 8 12 52 Blast and Air Hoses All air hose blast hose and threaded couplings have gaskets that seal the connec
94. them The safety symbols and explanations do not by themselves eliminate any danger However following the instructions given and taking proper accident prevention measures will greatly lower the risk of injury to personnel Below are the three hazard levels as used in this manual dh DAN G E R WHITE LETTERS with RED BACKGROUND DANGER Indicates an imminently hazardous situation that if not avoided will result in death or serious injury This signal word is limited to the most extreme situations WARNING BLACK LETTERS with ORANGE BACKGROUND WARNING Indicates a potentially hazardous situation that if not avoided could result in death or serious injury CAUTION BLACK LETTERS with YELLOW BACKGROUND CAUTION Indicates a potentially hazardous situation that 1f not avoided may result in minor or moderate injury It may also be used to alert against unsafe practices that may cause property damage This manual contains terms that may be specific to the abrasive blast industry Understanding these terms will help you understand the procedures and instructions given in this manual Please familiarize yourself with the following terms and refer to them as needed while reading this manual Pressure A fabricated tank or reservoir that is part of the abrasive blaster which is filled Vessel with compressed air and abrasive Also referred to as blast vessel or vessel To manually or automatically fill the abrasive blast v
95. tion To prevent loss of air pressure and or premature abrasive wear replace these gaskets when leaks are found Inspect the couplings daily for leaks and wear Replace gaskets when visible wear or leaks are found When installing or replacing hose couplings cut the hose end square for secure fit see Figure 8 3 To insure proper coupling connection always use fittings that are the same brand See the drawings and part lists in Section 9 1 and 9 2 NOZZLE HOLDER CUT HOSE END SQUARE FOR BLAST HOSE PROPER FIT AND SEAL ZZ 2 ZZ ZZ Figure 8 3 Hose End Fit up Blast Nozzle Remove the blast nozzle from the vacuum head daily and check the Jacket and internal conditions Check nozzle throat diameter An over sized throat diameter reduces blast efficiency Replace the blast nozzle 1f worn or damaged Valves Thompson Valve Ils Automatic air valves control valves and deadman valves should be disassembled and inspected quarterly or more frequently 1f heavily used The Thompson Valve II cylinder should be cleaned and lubricated with an anti seize compound Replace parts as needed with Schmidt original factory replacement parts furnished by an authorized Schmidt distributor Periodically check if air is leaking from end of blast nozzle when the blast operation is off A worn Thompson Valve II seat usually causes this It is replaced by removing the four bolts in the base of the valve to allow disassembly Refer to valve drawings in Section
96. tion and Maintenance Manual 6 1 MINIBRS Abrasive Blaster Setup Procedure see Figure 6 1 6 1 1 Static electricity is generated by the abrasive flow through the blast hose To prevent static electrical shock to operating personnel only use static dissipating blast hose and install a grounding strap on the abrasive blaster Do Not operate this equipment without a pressure relief device in place The ASME Code requires that all vessels be operated with pressure relief devices Local regulations set the specifications for pressure relief valves therefore it 1s the responsibility of the owner of the MINIBRS abrasive blaster to install a pressure relief valve that meets all applicable regulations Refer to Section 3 11 for information regarding the air pressure relief valve Verify that all required personal protective equipment is available for each operator and in good operating condition safety glasses safety shoes ear plugs gloves airline filter respirator amp carbon monoxide monitor Critical Adhere to all local state and federal regulations including but not limited to OSHA Occupational Health and Safety Administration Pay close attention to requirements regarding breathing air quality When an oil lubricated air compressor is used additional requirements for a high temperature alarm and or a carbon monoxide monitor become necessary See Sections 3 9 and 3 10 Failure to use personal protective equipment
97. ubstances and additional measures to be taken to protect operating personnel Always use abrasives containing less than 1 of crystalline silica Always use a NIOSH approved respirator when handling loading and cleaning up abrasives Organic substances which are combustible may only be used in automated blast systems with ventilation that meets OSHA 29 CFR 1910 94 Breathing Air Quality Open Blasting All blast operators must be supplied with and required to use NIOSH approved air fed respirators Breathing air supplied to these respirators must meet Grade D air quality standards as specified by OSHA 29 CFR 1910 134G and the Compressed Gas Association Specifications ANSI CGA G 7 1 Consult these specifications when selecting a source of breathing air Breathing air must be clean dry contaminant free and provided at a pressure and volume specified by NIOSH Use NIOSH approved air filters on all sources of breathing air See Section 3 10 A DANGER Breathing air filters do not remove carbon monoxide or any other toxic gases Use a carbon monoxide monitor to detect unacceptable levels Consult OSHA 29 CFR 1910 134 Many sources of breathing air are available such as air cylinders free air pumps oil less air compressors and oil lubricated air compressors The most commonly used is the same air compressor that is used for the blast air which most often is oil lubricated Breathing air provided by an oil lubricated air compressor can contai
98. ucts manufactured and marketed by Axxiom Manufacturing Inc are protected by patents issued or pending in the United States and other countries The text diagrams and drawings contained in this manual are proprietary information intended solely for instruction in the operation of the specified equipment Use of any text diagrams or drawings contained in this manual for any reason other than its intended purpose without the written consent of Axxiom Manufacturing Inc is strictly prohibited 2011 Axxiom Manufacturing Inc 75 12 4 Safety Information Sources 16 Axxiom Manufacturing Inc This equipment and all Schmidt equipment are manufactured exclusively by Axxiom Manufacturing Inc If any operational or safety related questions arise relating to this equipment contact Axxiom Manufacturing Inc Phone 1 800 231 2085 Website www axxiommfg com Axxiom Manufacturing Inc 11927 South Highway 6 Fresno Texas 77459 Occupational Safety and Health Administration OSHA establishes and enforces regulations regarding safety practices in the workplace including the abrasive blasting industry Any questions reporting of work related injuries or reporting of unsafe work practices can be made to the following contact information Answers to most any safety related questions can be found at the OSHA website shown below Phone 1 800 321 6742 Website www osha gov U S Department of Labor Occupational Safety and Health Administrati
99. urized the abrasive is reloaded from the reclaim hopper This recycling of the abrasive can be repeated several times depending on the type of abrasive used After each cycle of the abrasive the particle become smaller and eventually will be carried through the reclaim system and is captured in the cyclone 38 or dust collector 39 The dust collector filters the vacuum air and traps the waste dust for disposal The MINIBRS abrasive blaster 36 is a depressurized system meaning the blaster will pressurize only when the Combo Valve 8 is opened by pressing the deadman lever 17 Compressed air enters the blast system when the air inlet ball valve 1 1s opened Air flows through the moisture separator and filter 2 and into the blast piping and the supply side of the Combo Valve 8 When the deadman lever 17 is pressed down signal air will flow back to open the Combovalve 8 and the automatic air valve 12 When the Combo Valve opens air will flow into the blast vessel internal piping The air flow pushes the popup 10 in Figure 5 2 against the gasket 9 in Figure 5 2 to seal the abrasive inlet and allow the air flow to pressurize the blast vessel 36 Blasting starts when the deadman lever 17 1s pressed down opening the Combovalve 8 and the automatic air valve 12 Compressed air will flow from the blaster piping to the blast hose 49 and out through the blast nozzle 48 The choke ball valve 11 and the Thompson
100. us injury or death to the operator s or other personnel m the blasting area Reference OSHA 29 CFR 1910 244 b NEVER USE BLEEDER TYPE DEADMAN VALVES Do Not use bleeder type deadman valves on any Schmidt abrasive blaster The use of A BEC Clemco or a similar bleeder type deadman valve can without warning cause unintentional start up which can result in serious personal injury A particle of dirt from the air hose can plug the bleed hole in the deadman valve and cause the blast outlet to turn on CHECK FOR DAMAGED PARTS Do Not use this equipment with damaged components Damaged components can fail during operation and result in serious injury or death to operating personnel Periodically check all valves hoses and fittings to see that they are in good condition Repair any component that shows any sign of wear or leakage See Section 8 0 ALWAYS USE SAFETY PINS ON HOSE COUPLING CONNECTIONS Do Not use this equipment without hose coupling safety pins in place and hose whip checks installed on all air and blast hoses All blast hose couplings and air hose couplings have pin holes that must be safety pinned to prevent accidental disconnections Accidental hose disconnection can cause serious injury or death See Section 5 17 and 8 7 ALWAYS USE CORRECT REPLACEMENT PARTS AND ACCESSORIES Do Not use replacement parts or accessories that are not rated for pressures equal to or higher than the abrasive blaster operating pressure Improper hoses
101. valve 1 Open supply ball valve 74 to turn ON vacuum Using the vacuum hose vacuum a pre measured amount of abrasive into the blast vessel 36 Do Not overfill Overfilling will cause good abrasive to carry over into the secondary cyclone 38 and the dust collector 39 Check reading on differential pressure gauge 51 Close supply ball valve 74 to stop vacuum Use wand to clean filter if differential pressure gauge is greater than 6 WC Refer to 5 22 Video link http www youtube com watch v tj zXdtW glk 2011 Axxiom Manufacturing Inc 7 2 Beginning the Blasting Operation See Figure 7 2 7 2 1 The MINIBRS Abrasive Blast System must be properly prepared and all operating personnel must be thoroughly tramed before beginning the blast operation Completely read and understand all sections of this manual before beginning the blast operation See the pre operation procedures given In Section 6 0 7 2 2 Periorm the required inspections and maintenance before beginning the blast operation See the instructions given In Section 8 0 A DANGER The MINIBRS abrasive blaster is a Pressurized Vessel Propelled objects will cause serious injury or death Depressurize vessel before performing any maintenance See Section 6 2 7 2 3 If Equipped open the abrasive shutoff valve s 13 See Figure 5 11 7 2 4 Open the manual choke valve s 11 Leave the choke valves completely open at all times
102. ve Hardness Grain Density Color Free Silica No of Initial Tvpical Use Type Mohs Shape Lbs ft3 Content Recycles Cost yp stripping paint from Sodium 28 SH ge ER 4 5 Aedan cleaning and stripping paint Bicarbonate 7 from delicate substrates Walnut Shell 3 angular 45 It brown none 4 5 low De me pani irom delicate substrates Plastic 32 angular 45 60 white none 8 10 medium SA SIPPE deburring and cleaning cleaning Starblast XL XL spherical mm it brown brown ale medium outdoor ee Coal ETS Cette black none medium outdoor outdoor blasting Gama angular pink EE medium outdoor outdoor blasting ETES Grit angular 280 steel grey steel grey none none medium removing removing heavy seale removing heavy seale Aluminum RR ES eee AG EE cleaning and finishing Oxide i deburring and etching 2011 Axxiom Manufacturing Inc T 18 13 0 Blasting Data 13 1 Table 1 Approximate Air Consumption cfm Per Blast Nozzle ooo NOZZLE PRESSURE noms om ma m som mei tom asi No4 l Ds se Nos 17 see se fe No 12 3 4 13 2 Table 2 Abrasive Consumption Ibs per hour Per Blast Nozzle NOZZLE PRESSURE DO Semi TT aert om mm m vom ma asi TT Pox w o w us u wo w o ese s e 2 s o w o 33 Table3 Hose Selection Guide blasting 100 Psi NOZZLE SIZE No 4 1 4 No 5 5 16 No 6 3 8 No 7 7 16 No 8 1 2 AIR HOSE 1 1 4
103. xiom Manufacturing Inc Do Not weld grind or sand the pressure vessel Jt will not be safe to operate Non authorized modifications could lead to serious injury or death Non authorized modifications will void the warranty and the ASME certification DO NOT HAMMER ON VESSEL Do Not hammer on or strike any part of the pressure vessel Hammering on the pressure vessel can create cracks and cause rupturing FIRE DAMAGE NOTICE Do Not operate if the pressure vessel has been damaged by fire If damaged take out of service immediately and have it inspected and or repaired by a qualified facility Contact Axxiom Manufacturing Inc for technical support INSPECT VESSEL REGULARLY Do Not operate this equipment with damage to the pressure vessel t is not safe Inspect outside and inside of the pressure vessel regularly for corrosion or damage ie dents gouges or bulges If damaged take out of service immediately and have it inspected and or repaired by a qualified facility Contact Axxiom Manufacturing Inc for technical support See Section 8 0 CHECK FOR LEAKS IN VESSEL Do Not operate this equipment if there is a leak in the pressure vessel If leaking take out of service immediately and have it inspected and or repaired by a qualified facility Contact Axxiom Manufacturing Inc for technical support NEVER MODIFY BLOWDOWN Do Not connect the blowdown on this equipment onto a common header with any other unit of any description or an
104. y or death manual before using this Depressurize vessel before machine Failure to follow performing any maintenance operating instructions Consult the operation and e Ku maintenance manuel for could result in injury or instructions damage to equipment 3 031 007A 4 7031 057 Figure 0 1 a Warning decal summary 4 2011 O Axxiom Manufacturing Inc PINCH POINT HAZARD Vessel pressurization will close popup Closing popup can pinch and crush Keep hands and fingers away from popup Axxiom Mig Part No 7031 077 5 7031 077 WARNING 1 TO PREVENT INJURY OR DEATH READ WARNINGS AND SAFE PROCEDURES IN OWNER S MANUAL 2 DEPRESSURIZE UNIT BEFORE ANY MAINTENANCE OR LOADING J TQ PREVENT DELAYED LUNG INJURY DO NOT USE ABRASIVES CONTAINING FREE SILICA d FURNISH ALL PERSONNEL IN THE AREA WITH N L0 S H APPROVED RESPIRATORY EQUIPMENT AND EAR PLUGS 3 FAILURE TO PROPERLY USE BLASTING EQUIPMENT COULD RESULT IN SILICOSIS AND DEATH 6 7034 001 Figure 0 1 b Warning decal summary continued 2011 Axxiom Manufacturing Inc Se Li H i zeg n r pm e D d G E a l E r KO j Be a i E ms i i HL e wel ei d EA 3 LO amp i z gt 1 AN at ail i E EEE dl GEI Fe A CS e 5 dee aa EEN KI mmm C emm i EE k Figure 0 2 a
105. y other source of compressed air without first making sure a check valve is used between the header and this unit Do Not install this equipment sharing piping with another unit of higher discharge pressure and capacity A safety hazard could occur in the form of a back flow condition DEPRESSURIZE VESSEL BEFORE PERFORMING MAINTENANCE Do Not remove repair or replace any item on this equipment while it is pressurized Do Not attempt to perform maintenance or load abrasive while this equipment is pressurized or is even capable of being pressurized This means the inlet ball valve should be closed and the air supply should be shut off or disconnected Anytime the manual blowdown valve is closed it should be assumed that the abrasive blast vessel is pressurized A DANGER An abrasive blaster is a Pressurized Vessel The compressed air inside a pressurized vessel contains a dangerously high level of energy which can propel objects and cause serious injury or death Depressurize vessel before performing any maintenance See Section 6 2 2011 Axxiom Manufacturing Inc 1 33 1 34 1 35 1 36 1 37 1 38 ALWAYS USE REMOTE CONTROLS Do Not sell rent or operate abrasive blasters without remote controls OSHA regulations require remote controls on all abrasive blasters All abrasive blasters must be equipped with automatic deadman type remote controls either pneumatic or electric Failure to use remote controls can cause serio
106. y protection when using or servicing this equipment Breathing air supplied to respirators must be of acceptable quality Consult your employer and OSHA regarding the appropriate respiratory protection and breathing air quality All operators and personnel in the vicinity must wear OSHA approved respiratory protection during the operation of this equipment See Sections 3 9 3 10 and OSHA 29 CFR 1910 134 A DANGER Abrasive blasting produces dust which may contain silica and other toxic substances that can cause severe and permanent lung damage cancer and other serious diseases if inhaled All operators and personnel in the vicinity must wear OSHA approved respiratory protection during the operation of this equipment See Sections 3 9 3 10 and OSHA 29 CFR 1910 134 BREATHING AIR QUALITY Do Not use breathing air that does not meet OSHA Class D standards Use extreme caution when selecting a source of breathing air Breathing air provided by an oil lubricated air compressor can contain carbon monoxide therefore use of a carbon monoxide detector is required See Section 3 10 Carbon monoxide can be in the compressed air produced by an oil lubricated air compressor when it is operated at extremely high temperature therefore a high temperature alarm is required to alert the operators when this condition exists See Section 3 9 and reference OSHA 29 CFR 1910 134 Extreme caution must be taken when connecting to factory air sources Factories c
107. ye and ear protection Stay clear of the purged air path DO NOT place hands or other body parts in the purged air path Make sure no personnel are in the purged air path Union End Ball Valve media shutoff not installed on miniBRS The union ball valve 13 is used to block the abrasive flow to the Thompson Valve II This allows the user to remove the Thompson Valve II from the blast vessel without emptying the abrasive Turn the union ball valve handle to the horizontal position to block abrasive flow Loosen the nut to separate the two sections of the union ball valve and remove the Thompson Valve II from blast vessel The handle on the union ball valve can be difficult to turn however there are punched holes at each arm of the handle where a standard ratchet wrench can be inserted and used as leverage to open or close the valve see Figure 5 4 A DANGER The MINIBRS abrasive blaster is a Pressurized Vessel Propelled objects will cause serious injury or death Depressurize vessel before performing any maintenance See Section 6 2 2011 Axxiom Manufacturing Inc 5 12 Insert 3 8 Ratchet for increased leverage Union End Ball Valve shown closed 14 Thompson Valve E Figure 5 4 Union End Ball Valve If Equipped Deadman Valve Switch The Deadman valve switch Is part of a system that controls the blast operation The deadman valve switch 17 allows the operator to remotely start and stop the blast operati

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