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Graco Inc. 802-776 manual

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Table of contents for the manual

  • Page 1

    INSTRUCTIONS-PARTS LIST e 802-776, This manual contains IMPORTANT WARNINGS and INSTRUCTIONS READ AND RETAIN FOR REFERENCE GRACO HYDRAlCLEAN 826 c Pressure Washer GRACO INC. P.O. BOX 1441 MINNEAPOLIS, MN 55440-1444 @COPYRIGHT 1987 GRACO INC. .. , .. . .. .. . . .I'.r7r ,. ,,..>. ..!. .. . ,. .. . .. .. .. . . . . :.i .:. .. .. .. ..~~ . . :,[...]

  • Page 2

    WARNING HIGH PRESSURE SPRAY CAN CAUSE SERIOUS INJURY. FOR PROFESSIONAL USE ONLY. OBSERVE ALL WARNINGS. Read and understand all instruction manuals before operating equipment. FLUID INJECTION HAZARD This 'pressure washer generates very high fluid General Safety pressure. Spray from the gun, leaks or ruptured components can inject fluid through [...]

  • Page 3

    EQUIPMENTMISUSE HAZARD General Safety Any misuse of the pressure washer or accessories, such as overpressurizing, modifying pans, using incompatible chemicals and fluids, or using worn or damaged pans, can cause them to rupture and result in fluid injection, splashing in the eyes or on theskin, or other serious bodily injury or propeny damage. doin[...]

  • Page 4

    ASSEMBLYANSTALLATION SET-UP 1. Remove the two hood bolts, flats and locks, from the center bottom of each side of the hood. Pivot the hood open. 2. Position the handle into the end of the chassis closest to the wheels. Line up the four mounting outside of the chassis. Use flat washers only on holes. Install the four 3/8 x 1 inch bolts from the head[...]

  • Page 5

    j I Water Supply CAUTION Before connecting the water supply to the pump, check your local plumbing code regarding cross-connection to the water supply. A backflow preventor, Part No. 801-133. is available to prevent the back flow of contaminated water intothefresh watersupply. Install upstream from the pump. temperature. DO NOT exceed 160°F (70T) [...]

  • Page 6

    Chemical Injector Opsration . .. 8. Be sure that the control ring on ihe injector is open two full turns from the closed position. To control ring is open, it may be left alone. The check this, the hood must be opened. Once the chemical mixture is controlled by the chemical metering valves on the control panel. 9. Place the chemical strainer@) and [...]

  • Page 7

    SHUTDOWN. FLUSHING, AND STORAGE WARNING 2. If the pressure washerwill beexposedtofreezing ' To reduce the risk of serious bodily injury. Pressure Relief Procedure including fluid injection and splashing in the temperatures, drain all water out of the pump. If ' you must store the pressure washer in freezing temperatures, flush it with a 5[...]

  • Page 8

    TROUBLESHOOTING CHART To reduce the risk of serious bodily injury, including fluid injection, splashing in the eyes or on the skin, or WARNING injUryfrOmmOVingparts, alwaysfollowthe Pressure Relief Procedurewarning on page7beforeproceeding. PROBLEM Low Pressure . : ,. Pump runs extremely rough, pressure low. Water leakage from under the manifold. W[...]

  • Page 9

    PUMP SERVICE .. WARNING To reduce the risk of serious bodily injury. including fluid injection. splashing in the eyes or on the skin, or .injury from moving parts, always follow the Pressure Relief Procedure Warning on page 7 before proceeding. c NOTE: The following metric wrenches are needed: M6, M10, M30 Allen wrenches. ~~ A pump repair.tool kit,[...]

  • Page 10

    4. Inspect the plunger shah for oil leakage from the crankcase. If leaking is obvious, replace the oil seals (214). Otherwise, DO NOT remove these seals as they cannot be reused. NOTE: available to replace both seals. Oil Seal Kit, part no. 801-658, is 5. Lightly grease the oil seal (if it is being replaced) shah. Then install the plunger. and the [...]

  • Page 11

    PARTS DRAWING DuBois 826, .. - .; ........ P/N 800-232 .... ... . ... ..... . ;. -. .:.. ,~ . C C " (Continued) 22 '26[...]

  • Page 12

    W WIRING DIAGRAM lOb(4) i3(Ref.) ;o 69 PARTS LIST DuBois 826, 800-232 REF. PART NO. NO. 1 602-664 2 802-637 4 800-118 3 801-666 5 801-935 6 801-957 7 801-129 8 801-388 9 802-699 10 801-103 ". 11 801409 12 801-090 13 801-875 14 801.605 ." 16 801-015 17 801-3fiA 18 801-546 20 802-704 19 601-214 ". "_ 21 801-931 22 801-967 DESCRI[...]

  • Page 13

    DuBois 826, 800-232 (Continued) PARTS LIST REF. PART NO. NO. ~. 23 24 26 25 27 28 29 30 31 32 33 34 35 36 37 38 39 40 42 41 44 43 45 46 47 48 49 50 52 51 53 54 55 56 58 57 60 59 61 62 63 64 85 801-937 801-501 800-246 802-729 801-941 801 -025 801 -023 801 -878 801-818 801-857 801 -880 801-235 801 -679 802-648 801 424 801 -940 802-703 800-247 802-730[...]

  • Page 14

    Pump, 801 -864 PARTS DRAWING L2z1 21 5' PARTS LlST Pump, 801 -864 REF. PART 201 801-651 NO. NO. 202 801-652 t t203 $204 801-470 $205 206 802-795 207 801-485 208 801-484 t'210 *209 '21 1 '213 e21 2 '*'214 "215 *'216 "21 7 -21 8 220 801-680 219 801-661 221 801 -659 DESCRIPTION WASHER SCREW, M8 VALVE O-RING[...]

  • Page 15

    PARTS DRAWING Chemical Injector, PARTS LIST Chemical Injector, 800-138 REF. PART NO. NO. 1 801-684 NIPPLE. Hex, brass, 3/8 NPT DESCRIPTION QTY. 1 2 801-686 O-RING 1 ~~ ~~~ - . ". . - 3 801-687 NOZZLE NO. 2 4 801-688 O-RING 5 801-689 CHEMJETBODY 6 801-690 SPRING. cone 7 801-784 BALL. SST 8 801-692 O-RING 9 801-693 O-RING . ~ . ~~. ", .&quo[...]

  • Page 16

    THE GRACO WARRANTY WARRANTY Gram warrants all equipment manufactured by it and bearing it5 name to be free from defects in material and wwkmanship an the date of sale by an authorized Gram distributor to the original purchaser for use. As purchaser's sole remedy for breach of this warranty, Graco will, for a period of Welw months from the date[...]