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Harbor Freight Tools 93889 manual

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Table of contents for the manual

  • Page 1

    PRESSURE BLASTING SYSTEM Model 93889 ASSEMBL Y AND OPERA TING INSTR UCTIONS ® T O PREVENT SERIOUS INJUR Y , READ AND UNDERST AND ALL W ARNINGS AND INSTR UCTIONS BEFORE USE. without the express written consent of Harbor F reight T ools. Copy right © 2006 by Harbor F reight T ools ® . All r ights reserved. No por tion of this manual or any artwork[...]

  • Page 2

    SKU 93889 For technical questions, please call 1-800-444-3353 PAGE 2 PR ODUCT SPECIFICA TIONS SA VE THIS MANU AL Y ou will need this manual f or the saf ety warnings and precautions, assembly , operating, inspection, maintenance and cleaning procedures, par ts list and assemb ly diagram. K eep your in voice with this manual. Write the inv oice numb[...]

  • Page 3

    SKU 93889 For technical questions, please call 1-800-444-3353 PAGE 3 9. Dress properl y . Do not wear loose clothing or jew elr y as they can be caught in moving par ts. Protectiv e, electrically non-conductive clothes and non-skid f oot- wear are recommended when working. Wear restrictive hair co v e ring to contain long hair . 10. Do not overreac[...]

  • Page 4

    SKU 93889 For technical questions, please call 1-800-444-3353 PAGE 4 15. Replacement parts and accessories. This product is to be repaired and ser viced only by a qualified technician. When this product is ser viced, only identical replacement par ts should be used. Use of any other par ts will void the w arranty . Only use accessories intended for[...]

  • Page 5

    SKU 93889 For technical questions, please call 1-800-444-3353 PAGE 5 30. W ARNING! Abrasive blasting with media containing crystalline silica can cause serious or fatal respiratory disease. Exposure to crystalline silica ma y cause silicosis (a ser ious lung disease), cancer , and death. Exposure to aluminum oxide (a dust generated from material re[...]

  • Page 6

    SKU 93889 For technical questions, please call 1-800-444-3353 PAGE 6 F or best ser vice, y ou should incor porate an oiler , regulator , and in-line filter , as shown in the diagr am below . Hoses, couplers, oilers , regulators, and filters are all a v ailable at Harbor F reight T ools . NO TE: If an automatic oiler is not used, put 3-5 drops of pn[...]

  • Page 7

    SKU 93889 For technical questions, please call 1-800-444-3353 PAGE 7 T o Attac h The Handle: 1. T o attach the Handle (2) to the T ank Assemb ly (3), align the two mounting holes in the Handle with the two mounting holes located on the side of the T ank. Then secure the Handle to the T ank, using two Screws (11), tw o Flat W ashers (10), and two He[...]

  • Page 8

    SKU 93889 For technical questions, please call 1-800-444-3353 PAGE 8 T o Attac h The Wheels: 1. Align the two mounting holes in each of the two Wheel Brack ets (20) with the two threaded mounting holes in each of the two Shaft Suppor ting Bars at the bottom of the T ank Assemb ly (3). Then, use four Scre ws (16) to secure the Wheel Brac k ets to th[...]

  • Page 9

    SKU 93889 For technical questions, please call 1-800-444-3353 PAGE 9 T o Attac h A Quic k Connector: 1. Prior to use, the Pressure Blasting System requires the attachment of a Quick Connector (not included) to its Air Input V alve (14). T o do so , make sure the screen Air Filter within the V alve Body is properly seated in the V alve Body . Wrap a[...]

  • Page 10

    SKU 93889 For technical questions, please call 1-800-444-3353 PAGE 10 2. Make sure the media used is dry to av oid clogging the Media Meter ing V alve (18), Media Manif old (19), or Mater ial Hose (25). (See Figure G.) 3. W ARNING! Alwa ys wear ANSI-appro ved saf ety impact e y e glasses under a full f ace shield, a respirator , and heavy duty work[...]

  • Page 11

    SKU 93889 For technical questions, please call 1-800-444-3353 PAGE 11 Cov er (43). P osition the Nozzle Gasket (41) against the Pipe Adapter (40). P osition the proper Nozzle against the Nozzle Gask et. Then screw the Nozzle Cover back onto the Pipe Adapter to secure the Nozzle Gasket and Nozzle in place. (See Figure H.) FIGURE H NOZZLE GASKET (41)[...]

  • Page 12

    SKU 93889 For technical questions, please call 1-800-444-3353 PAGE 12 8. P oint the Sandblasting Gun at the w orkpiece so that the media will str ike the surf ace of the workpiece at about a 45 degree angle . 9. Squeeze the Control Le ver (34) of the Sandb lasting Gun to release the media. NO TE: The flow r ate of the media ma y be irregular when t[...]

  • Page 13

    SKU 93889 For technical questions, please call 1-800-444-3353 PAGE 13 2. Before each use, inspect the general condition of the Pressure Blasting System and its accessories. Check for loose screws, misalignment or binding of moving par ts, crack ed or brok en par ts, damaged air hoses, and any other condition that may affect safe operation. If abnor[...]

  • Page 14

    SKU 93889 For technical questions, please call 1-800-444-3353 PAGE 14 TR OUBLESHOO TING Problem Possib le Solutio n Blast fl ow sur ges . 1. Air pr ess ur e t oo lo w. Inc re ase air pr es s ure . 2. Too muc h m edia . A dj ust me di a valv e. Ex ces s ive m edi a co ns u m pti on. 1. Me di a va lv e op en to far . C los e s li ght ly . 2. Air pr e[...]

  • Page 15

    SKU 93889 For technical questions, please call 1-800-444-3353 PAGE 15 NO TE: Some par ts are listed and shown f or illustration pur poses only , and are not av ailable individually as replacement par ts. P ARTS LIST P a rt # D e scripti on P a rt # D e scription 1 T-Handle w/Seal 26 Hose Clamp 2 Handle 27 Union 3 Tank Assembly 28 Gun Body (Lower) 4[...]

  • Page 16

    SKU 93889 For technical questions, please call 1-800-444-3353 PAGE 16 ASSEMBL Y DIA GRAM NO TE: Some par ts are listed and shown f or illustration pur poses only , and are not av ailable individually as replacement par ts. 24 21 22 20 23 24 19 7 18 7 16 17 24 25 26 44 27 28 31 29 45 40 41 42, 42A 43 38 39 37 32 33 34 35 36 16 13 7A 12 18 8 14 6 7 9[...]