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Summary of Contents for MSA Abrasi-Blast
- Page 1 Operating Manual Abrasi-Blast™ Respirator Order No.: 10089353/04 Print Spec: 10000005389 (B) CR:800000041645 MSA safety .com...
- Page 2 The warranties made by MSA with respect to the product are voided if the product is not installed and used in accordance with the instructions in this manual. Please protect yourself and your employees by following the instructions.
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Page 3: Table Of Contents
Positioning the Assembly Accessories 10.1 Nosecup (for Ultravue Facepieces) 10.2 Spectacle Kit 10.3 Filter Cartridge Assembly 10.4 Abrasi-Blast Respirator Parts Abrasi-Blast Hood Styles and Accessories Lens Cartridges Flow Control Devices 13.1 Adjustable Valve Connectors with Components 13.2 Combination Duo-Flo Abrasi-Blast Respirator... - Page 4 Air-Supply Hoses 14.1 Pressure Gauge Assembly 14.2 Air Source 14.3 Air-Supply Hose 14.4 Interconnecting Air-Supply Hoses 14.5 Quick-Disconnects Abrasi-Blast Respirator...
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Page 5: Introduction
Make certain conditions of exposure are within the limits for which the device is approved. 4. Refer to the tables found in Sections A, and B for specific supply hose and pressure limitations for the Abrasi-Blast. Also, for more detailed information, refer to the approval label as stated below in step 9. -
Page 6: Important Notice For Respiratory Protection Program Administrators
Each section of coiled hose, regardless of length, is considered 50 feet in length (max.: 6 sections). 8. Below 32° F, add the following nosecups to the Ultravue® Facepiece: 471539, 471540, or 471541. 9. NIOSH approval information is included as a supplement (P/N 10122516) to these instructions for Abrasi-Blast Respirators. -
Page 7: Respirator Use Limitations Duo-Flo™ Mode
Contaminants present simultaneously must be below IDLH levels for the specific contaminants. If any one contaminant in the mixture exceeds the IDLH concentration then the entire mixture must be treated as IDLH and the respirator cannot be used (except for escape from particulates with appropriate filter). Abrasi-Blast Respirator... - Page 8 A listing of acceptable exposure limits from the following sources. • American Conference of Government Industrial Hygienists (ACGIH) • Occupational Safety and Health Administration (OSHA) • National Institute for Occupational Safety and Health (NIOSH) • American Industrial Hygiene Association (AIHA) Contact MSA at 1-800-MSA-2222 for information. Abrasi-Blast Respirator...
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Page 9: Description
Required Tools Abrasi-Blast Respirator systems may be assembled with standard tools and materials following good work practices. These assembly tips may help: 1. All tapered pipe connections should be wrapped with pipe sealing tape (applied one thread back from the end) before assembly. -
Page 10: Unpacking And Inspection
Air-Supply Hose The respirator can be used with a wide range of MSA air supply hoses, which can be interconnected up to a maximum length of 300 feet. A maximum of 12 sections of air supply hose may be used in making up the maximum working length of hose. The coiled hoses are considered to be the indicated length, although actual extended lengths can be less than indicated. - Page 11 Install the plug in the 3/4" hole in the front of the hood by stretching the rubber material. d. Push the threaded end of the breathing tube through the hole in the collar until the rubber grommet seals around the breathing tube at the third corrugation. Abrasi-Blast Respirator...
- Page 12 3. Select the proper cover lens for the job. NOTE: Use Table 2 Choosing a Cartridge as a general guide to choose the cartridge. NOTE: A thinner cover lens may not give satisfactory service life because heavy abrasive may wear holes in the lens. Abrasi-Blast Respirator...
- Page 13 NOTE: The filter cartridge is not approved for use on the combination Duo-Flo type respirator. 5. Disconnect the socket assembly from the valve-connector body and thread the socket assembly on the air-supply hose. 6. Connect the opposite end of the air-supply hose to a respirable air source. Abrasi-Blast Respirator...
- Page 14 3 Assembling the Respirator NOTE: The pressure gauge assemblies listed below are available with fittings. The pressure gauge assembly is connected to the air source where the air-supply hose from MSA is attached. Part No. Description 476734 Snap-Tite / Parker...
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Page 15: Donning
These steps must be followed each time the respirator is used. WARNING! • This respirator must be used only by trained personnel and according to MSA's instructions. • Do not use the respirator as an underwater device. • Wear impermeable protective clothing if exposed to poisons which can be absorbed by the skin. -
Page 16: Section B: Combination Duo-Flow Type Respirators
4. Connect the breathing tube to the opening at the top of the Duo-Flo tube. 5. Turn the back of the hood and collar "inside-out," exposing the facepiece headstraps. 6. Adjust the facepiece headstraps so the ends are at the buckles. Abrasi-Blast Respirator... -
Page 17: Section C: Air-Tightness Test (Face-To-Facepiece Seal)
1. Place your hands tightly over the inlet(s) of the filter. 2. Inhale gently so that the facepiece collapses against your face. Hold your breath for 10 seconds. 3. The facepiece should remain collapsed if the seal is air-tight. Abrasi-Blast Respirator... -
Page 18: Section D: Respirator Fit Tests
Failure to follow this warning can result in serious personal injury or death. Respirator fit test and protection factors are explained fully in ASTM F3387.,. Table 3 Maximum Use Concentration Facepiece Type Maximum Use Concentration Full facepiece 50 times the TLV for the contaminant Abrasi-Blast Respirator... -
Page 19: Section E: Final Hookup
All Abrasi-Blast Respirators are equipped with a hood to provide limited protection to the user’s head and neck from rebounding abrasive materials. The hood also provides limited protection to the facepiece lens by using removable glass lens covers. -
Page 20: Using The Respirator
Using the Respirator WARNING! • Do not use an Abrasi-Blast Respirator if air contaminants are not known, immediately dangerous to life or health, or you cannot escape without respirator protective equipment. The supplied-air Abrasi-Blast Respirator configuration does not afford respiratory protection if the air supply fails. -
Page 21: Supplied-Air Respirators
3. Turn the knob fully counter-clockwise (down) for maximum air flow. NOTE: The adjusting knob may vary air flow, but cannot reduce flow below the required minimum 4 cfm rate when the proper pressure is used at the inlet of the air-supply hose from MSA. Combination Duo-Flo Type Respirators Converting to Different Modes of Operation 1. -
Page 22: Removing The Respirator
NOTE: To remove the facepiece quickly, pull the facepiece away from your face, then up over your head. 8. Disconnect the air-line quick-disconnect. 9. Turn the air supply off. 10. Disconnect the breathing tube from the flow control valve. Abrasi-Blast Respirator... -
Page 23: Cleaning And Disinfecting
Failure to follow these warnings can result in serious personal injury or death. MSA recommends the use of Confidence Plus Germicidal Cleaner (P/N 10009971), which cleans and disinfects components in one operation; retains its germicidal efficiency in hard water to inhibit thegrowth of bacteria; and will not deteriorate rubber, plastic, glass, or metal parts. -
Page 24: Maintaining The Respirator
Maintaining the Respirator WARNING! Only trained personnel are to maintain the respirator. Use only genuine MSA parts. Do not make repairs or design modifications other than as recommended by MSA or the NIOSH approval will be voided. Failure to follow this warning can result in serious personal injury or death. -
Page 25: Replacing The Filter Cartridge
If misaligned the seal must be adjusted. If damaged, the seal must be replaced. WARNING! Protection voided if sealing gaskets are misaligned or are damaged. Failure to follow this warning can result in serious personal injury or death. Abrasi-Blast Respirator... -
Page 26: The Lens Housing Assembly
Positioning the Assembly 1. Remove the lens housing assembly from the hood. 2. Loosen the two lens retaining screws on the facepiece. 3. Remove the lens retaining rings and the retaining lens housing assembly from the facepiece. Abrasi-Blast Respirator... -
Page 27: Accessories
The spectacle kit is designed to be used by people who wear glasses. The temple bars of conventional glasses stick through the sealing edge of a full facepiece and prevent a proper seal. The kit includes the support assembly, a rubber block, and the spectacle frame. Prescription lenses can be obtained locally or through MSA. 10.2.1 Installing the Kit 1. -
Page 28: Filter Cartridge Assembly
When odors of vapors or gases become noticeable, or when breathing resistance becomes uncomfortable, the cartridge must be replaced. The P/N 476089 Cartridge Holder is approved for use with the supplied-air configuration of the Abrasi-Blast Respirator only, when it is equipped with the following filters: GMA Cartridges approved for respiratory protection against not more than 1000 parts per million of organic vapors. - Page 29 10 Accessories NOTICE The P/N 476089 Filter Cartridge Holder is not approved for use with the air-purifying, Combination Duo-Flo configurations of the Abrasi-Blast Respirator. 1. Installing the filter cartridges in the cartridge holder: a. Unscrew the bezel ring. b. Separate the holder valves.
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Page 30: Abrasi-Blast Respirator Parts
10 Accessories d. Connect the breathing tube coupling nut to the holder male fitting. e. Position the holder to fit comfortably on your hip. 10.4 Abrasi-Blast Respirator Parts Consult the MSA Safety Equipment Catalog for parts and part numbers. Abrasi-Blast Respirator... -
Page 31: Abrasi-Blast Hood Styles And Accessories
11 Abrasi-Blast Hood Styles and Accessories Abrasi-Blast Hood Styles and Accessories Abrasi-Blast Respirator... -
Page 32: Lens Cartridges
Medium abrasive blasting with added protection against breakage due to rough handling 10013407 .12 thick, untempered, laminated Heavy abrasive blasting 473802 .12 thick, untempered, 2 layers laminated Heavy abrasive blasting 481742 .12 thick, untempered, 3 layers laminated Heavy abrasive blasting Abrasi-Blast Respirator... -
Page 33: Flow Control Devices
815175 815175 P100 Cartridge, Package of 10 13.2 Combination Duo-Flo Complete Duo-Flo Quick-Disconnect Valve Assembly Components with Plug and Socket Assembly Snap-Tite/ Parker Aluminum 466077 Snap-Tite/ Parker Brass 476919 Snap-Tite/Parker Stainless Steel 476920 Foster Steel 469869 Hansen Brass 476922 Foster Brass 476918 Abrasi-Blast Respirator... - Page 34 13 Flow Control Devices Complete Duo-Flo Quick-Disconnect Valve Assembly Components with Plug and Socket Assembly Locking Type Snap-Tite/ Parker Aluminum 480814 (locking) Snap-Tite/ Parker Brass (locking) 480816 Snap-Tite/Parker Stainless Steel 480815 (locking) CEJN Chrome (Locking) 480813 Abrasi-Blast Respirator...
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Page 35: Air-Supply Hoses
Air Source The Abrasi-Blast Respirator Hood requires a pressure regulated source of clean, respirable compressed air. The purity of the air source is the responsibility of the user. The respirator is approved only when the air supplied to the respirator meets the requirements of the Compressed Gas Association Specification G-7.1 for Quality Verifi-cation Level (Grade) D Breathable Air. -
Page 36: Interconnecting Air-Supply Hoses
14.4 Interconnecting Air-Supply Hoses MSA air-supply hoses can be interconnected up to a maximum length of 300 feet without voiding the NIOSH approval of the device. MSA offers both threaded and locking-type quick-disconnects to interconnect hoses. The following threaded connector assembly can be used to interconnect sections of approved air-supply hose. -
Page 37: Quick-Disconnects
Additionally, locking-type quick-disconnects can be used to interconnect lengths of MSA air-supply hose. Air-supply hoses can be interconnected up to a maximum length of 300 feet. Up to 12 sections of hose can be used to make up the maximum working length of hose. - Page 38 14 Air-Supply Hoses Abrasi-Blast Respirator...
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