AXXIOM Manufacturing, Inc. SCHMIDT Page 46 Operation And Maintenance Manual Download | Manualshive

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© 2013 Axxiom Manufacturing, Inc.

9.2 (a) Thompson Valve

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Summary of Contents for SCHMIDT

Page 1: ...MANUAL AND MAKE AVAILABLE TO ALL USERS OF THIS EQUIPMENT Manual Part Number 7200 265 Available for downloading from schmidtabrasiveblasting com AXXIOM Manufacturing Inc 11927 S Highway 6 Fresno Texas...

Page 2: ...r vessel before loading abrasive or performing any maintenance 6 Do Not use abrasives containing free silica Silica can cause silicosis or other related respiratory damage All operators must wear pers...

Page 3: ...fer to them as needed while reading this manual Term Definition Pressure Vessel A fabricated tank or reservoir that is part of the abrasive blaster which is filled with compressed air and abrasive Als...

Page 4: ...s will cause serious injury or death Depressurize vessel prior to performing any maintenance See Section 6 2 4 1 7031 057 Warning Read manual before using this machine Read and understand operator s m...

Page 5: ...5 2013 Axxiom Manufacturing Inc 5 7031 077 6 7034 001 Figure 0 1 b Warning decal summary continued...

Page 6: ...6 2013 Axxiom Manufacturing Inc...

Page 7: ...nal Protective Equipment 18 4 0 Abrasive Blast System General Operation 24 5 0 Mini Blast System General Operation 25 6 0 Pre operation Procedures 31 7 0 Operating Instructions 34 8 0 Maintenance and...

Page 8: ...SERIOUS INJURY OR DEATH TO OPERATING PERSONNEL OR PERSONS IN THE OPERATING VICINITY 1 2 KNOW YOUR EQUIPMENT Do Not operate this equipment in a manner other than its intended application see Section 4...

Page 9: ...1910 134 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...

Page 10: ...en you are tired or fatigued Use caution and common sense while operating and or performing maintenance on this equipment 1 12 DO NOT USE DRUGS ALCOHOL or MEDICATION Do Not operate this equipment whil...

Page 11: ...ate this equipment in a condition that may cause failure of the pressure vessel See sections 1 22 through 1 32 below An abrasive blaster is a Pressurized Vessel Alterations damage or misuse of the pre...

Page 12: ...acility Contact Axxiom Manufacturing Inc for technical support See Section 8 0 1 30 CHECK FOR LEAKS IN VESSEL Do Not operate this equipment if there is a leak in the pressure vessel If leaking take ou...

Page 13: ...ses All blast hose couplings and air hose couplings have pin holes that must be safety pinned to protect against accidental disconnections Accidental hose disconnection can cause serious injury or dea...

Page 14: ...by any point other than the lifting eyes or designated lift points Do Not lift the blast vessel while it is pressurized See Section 2 6 1 44 DO NOT TRANSPORT BLAST EQUIPMENT LOADED WITH ABRASIVE Do No...

Page 15: ...s See the lifting diagrams shown in Section 2 6 2 1 5 For further information on options and accessories available for Schmidt abrasive blasters visit the Axxiom website or contact us Axxiom Manufactu...

Page 16: ...by a reputable shop holding a National Board R Stamp and or an ASME U stamp depending on state or city law Welding on the vessel performed by welders not properly qualified per the ASME Code may void...

Page 17: ...17 2013 Axxiom Manufacturing Inc Figure 2 6 Mini Abrasive Blaster Lifting Diagram...

Page 18: ...in the bottom legs These holes can be used for securing the blaster to the floor or mounting structure 3 2 Compressed Air Requirements blast nozzle The blast nozzle size and blast pressure determine t...

Page 19: ...g air regulator Air pressure backflow will carry abrasive from the blast vessel and contaminate the blast control system CRITICAL Any inlet air valve or air pressure regulator added to the system must...

Page 20: ...ng 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 combu...

Page 21: ...d 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 10 below id...

Page 22: ...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 CE v...

Page 23: ...rements 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 moistur...

Page 24: ...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 pres...

Page 25: ...the abrasive blast vessel 1 Blasting starts when the deadman lever 12 is pressed down The deadman sends an air signal that opens both the automatic air valve 9 and the Thompson Valve 14 Compressed air...

Page 26: ...cted to the abrasive blaster must be same diameter as the air supply piping and rated at a minimum of 150psi operating pressure See the drawings and parts lists in Section 9 0 and refer to Sections 3...

Page 27: ...ssistant close the choke valve completely for about one second This creates differential pressure at the Thompson Valve high pressure above low pressure below The higher pressure from the blast vessel...

Page 28: ...eases abrasive flow Turning the knob counter clockwise increases the orifice size which will increase the abrasive flow to the blast nozzle The Thompson Valve II spring retainer has lines on the side...

Page 29: ...Figure 5 4 and the drawing in Section 9 1 Figure 5 4 Thompson Valve Pneumatic Blast Control System 5 9 Blast Hose The blast air and abrasive mixture flows from the Thompson Valve 14 to the blast nozzl...

Page 30: ...tside 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 co...

Page 31: ...pressure vessel Install an air pressure relief valve to protect against over pressurization of the blast vessel See Section 3 11 6 1 3 Make certain that the abrasive blaster is not pressurized Follow...

Page 32: ...d could result in serious injury or death See Sections 5 11 and 8 7 6 1 9 Connect the twinline hose quick disconnects 18 19 or the electric deadman extension cord to the mating disconnects on the abra...

Page 33: ...ball valve body in the closed position 6 2 1 2 Slowly open the blowdown ball valve 4 As the blowdown ball valve 4 is opened air pressure inside will exhaust and depressurize the blast vessel 1 Airborn...

Page 34: ...open The open popup indicates that the blast vessel is depressurized See Figure 7 1 7 1 3 Fill the blaster with dry abrasive though the abrasive inlet 6 Pass recycled abrasive through the screen 29 to...

Page 35: ...for the valve varies depending on abrasive type blast pressure and nozzle size therefore it may take more than one adjustment to achieve the desired air abrasive mixture Further adjustment can be made...

Page 36: ...control of the abrasive flow at the nozzle therefore allow a few seconds before adjusting further 7 2 13 Note the markings on the side of the Thompson Valve II spring retainer to view the knob positi...

Page 37: ...he moisture trap 7 and contaminate the controls 7 3 2 Completely depressurize the abrasive blast vessel 1 by slowly opening the blowdown ball valve 4 See Section 6 2 for blowdown procedure Airborne pa...

Page 38: ...1 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 facilit...

Page 39: ...blies 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 ground...

Page 40: ...or Periodically check if air is leaking from end of blast nozzle when the blast operation is off A worn Thompson Valve seat usually causes this It is replaced by removing the four bolts in the base of...

Page 41: ...es for soft spots wear cracks or air leaks See Section 8 6 X Remote Control Hoses Check hoses for soft spots wear cracks or air leaks See Section 8 6 X Remote Control Wires Check wiring for bare spots...

Page 42: ...42 2013 Axxiom Manufacturing Inc THIS PAGE INTENTIONALLY BLANK...

Page 43: ...brasive 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 s...

Page 44: ...44 2013 Axxiom Manufacturing Inc 9 1 a Mini Abrasive Blaster w Pneumatic Control System...

Page 45: ...45 2013 Axxiom Manufacturing Inc 9 1 b Pneumatic Control System Parts List 3 5 20 cu ft...

Page 46: ...46 2013 Axxiom Manufacturing Inc 9 2 a Thompson Valve...

Page 47: ...47 2013 Axxiom Manufacturing Inc 9 2 b Thompson Valve II...

Page 48: ...48 2013 Axxiom Manufacturing Inc 9 3 Automatic Air Valve...

Page 49: ...49 2013 Axxiom Manufacturing Inc 9 4 a G2 Pneumatic Deadman...

Page 50: ...50 2013 Axxiom Manufacturing Inc 9 4 b Deadman Valves Pneumatic...

Page 51: ...h eye bolt 6 1 8020 000 15 Popup Gasket 39 10 7119 002 Safety Pin Air Blast Hose Coupling 1 2003 005 99 Air Regulator Replacement Part Kit 1 2302 204 99 Air Filter Replacement Parts Seals Kit 1 2302 2...

Page 52: ...ot shut off Thompson Valve blasters only 1 Defective or broken spring in automatic air valve 9 2 Defective seat in automatic air valve 3 Blocked signal air hose to automatic air valve 4 Defective o ri...

Page 53: ...ive choking out of blast hose with low blast air pressure 1 Thompson Valve 14 abrasive adjustment knob is open too far 2 Control air hose to automatic air valve 9 blocked pinched or leaking prevents o...

Page 54: ...ive 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 co...

Page 55: ...egligence corrosion erosion normal wear and tear alterations or modifications made to the machine without express written consent of Axxiom Manufacturing Inc 4 Warranty requests must be submitted in w...

Page 56: ...ENTAL 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 LIMITAT...

Page 57: ...owing 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 Safet...

Page 58: ...ntent No of Recycles Initial Cost Typical Use Corn Cobs 2 angular 35 45 tan none 4 5 low stripping paint from delicate substrates Sodium Bicarbonate 2 8 crystal 60 white none 4 5 medium cleaning and s...

Page 59: ...59 2013 Axxiom Manufacturing Inc NOTES...

Page 60: ...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 CFM 100psi 90 140 200 270 350 AIR HOSE 1 1 4 1 1 4 1 1 2 1 1 2 2 BLAST HOSE 1 1 1 4 1 1 4 1 1 2 1 1 2 ABRAS...

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