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Graco 205148 manual

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Table of contents for the manual

  • Page 1

    Graco Inc. P.O. Box 1441 Minneapolis, MN 55440-1441 Copyright 1958, Graco Inc. is r egistered to I. S. EN ISO 9001 306642F Instr uctions-P ar ts List 3:1 Ratio Bulldog ® T ransf er Pump - For use in lubricat ion applications only - Model: 205028 With inductor , guide bars and release bar Model: 205148, Series E Without inductor , guide bars and re[...]

  • Page 2

    Warnings 2 306642F Wa r n i n g s The follo wing warnin gs are for the setup , use, grounding, maint enance, and repair of this equi pment. The exclamation point sym- bol aler ts you to a general warning and the hazard symbol refers to procedure-specific risk. Refer bac k to these warnings. Addi - tional, product-specific war nings may be f ound th[...]

  • Page 3

    Installation 306642F 3 Installation Gr ounding In a low pressure air sp ra y system, static sparking is generally not a pr oblem; ho we v er some simple precau- tions should be ta ken to reduce the r isk. Chec k your local code f or detailed ground ing instructions for your area and type of eq uipment. Ground all equipm ent. Grounding redu ces the [...]

  • Page 4

    Installation 4 306642F Air and T ransf er Lines (F IG . 2) The typical installation shown in F IG . 2 is only provided as a guide f or sele cting and installing re quired and optional accessories. Be sure all air and fluid a ccessor ies are proper ly sized f o r your syst em and are compatible with the fluid yo u are pumping. Contact y our Grac o r[...]

  • Page 5

    Operation 306642F 5 Operation Pressure Relief Pr ocedure 1. Shut off main air supply . 2. Close the air regulat or and bleed-t ype master air va l ve. 3. Loosen a fluid fitt ing near the pump outle t to relie ve fluid pressu re. Star tup 1. T ur n on the main air su pply . 2. Open Air V alv e (E) and slowly open the Air Reg ula- tor (B) until the p[...]

  • Page 6

    Troubleshooting 6 306642F T r oubleshooting L Prob lem Cause Solution Pump doesn’t oper ate Insufficient air supply Be sure adequate v olume of air is supplied to pu mp . See T echn ical Data on back cov er . Check f or restr iction in air line or closed va lves or regu lators. Check v alv e plate held closed by obstruction F ollow the Pressur e [...]

  • Page 7

    Repair 306642F 7 Repair F IG . 4 Throat P acking Repair (F IG . 4) 1. Relieve pressure , page 5. 2. Disconnect air hose and tr ansf er hose. Remo v e air inlet fittings. 3. Remove pump from indu ctor plat e (20). 4. Unscrew prim ing piston ( 13) from c onnecting t ube (A). The priming piston has a 1-3/ 4 in. hex in th e center . 5. Remov e nut s an[...]

  • Page 8

    Repair 8 306642F 13. One at a time , install a w asher (H), bearing (J), f emale gland (K), f our leather v-packings (L) with lips of the v-pac kings f acing out of the base , male gland (M), spri ng (N) and retainer (G). 14. T ur n reta iner in about 3 times. 15. Lubr icate connecting tube (A) w ith light, water p roof greas e. 16. Carefully push [...]

  • Page 9

    Parts 306642F 9 Pa r t s F IG . 5 Model 205148 Pump , 3:1 Bulldog * Recommended “t ool box” spare par ts. K eep on hand. Model 205028 Pump , 3:1 Bulldog with inductor * Recommended “t ool box” spare par ts. K eep on hand. 3/4” npt air inlet 21 8 2” npt(f) fluid outlet 11 18 10 12 17 14 13 19 4, 2 5 1, 3 16 F ollow Plate Release Bar 6 9 [...]

  • Page 10

    Technica l Data 10 306642F T ec hnical Data Fluid Press ure Ratio . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3:1 Air Pressure Range . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 40 - 100 psi (0. 28 - 0.7 M P a, 2.8 - 7 b ar) Maximum Working Flu id Pressure . . . . . . . . . . . . . . . . . . 300 psi (2.1 MPa, 21 bar) Maxi[...]

  • Page 11

    Notes 306642F 11 Notes[...]

  • Page 12

    Graco Warranty and Disclaimers 12 306642F Graco W arranty and Disc laimer s W a rranty Graco w arrants all equip ment manuf actured b y it and bearing its name to be free fro m def ects in material and work- manship on the da te of sale b y an authorized Gr aco distributor t o the original purchaser f or use . As purchaser’ s sole remedy f or bre[...]