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This manual contains IMPORTANT
WWARNINOS and INSTRUCTIONS
READ AND RETAIN FOR REFERENCE
MODEL 800-048 SERIES "A"
2 150 psi (150 bar) OPERATING PRESSURE
2250psi (155 bar) MAXIMUM WORKING PRESSURE
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~NJECTOQIM HAZARD Do not use chemicals or agents which are not compatible with Buna-N and PVC or neoprene cover Fluids under high pressure from spray or leaks can of hose. penetrate the skin and cause extremely serious Do not leave a pressurized unit unattended. Shut off injury, including the need for amputation. the unit and release pressure before leaving. NEVER point the spray gun at anyone or any part of FORE the body. Do not spray flam
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INSTALLATION For removing rust andold paint we recommend using Check Electrical Service and Plug In Before plugging in the sprayer, be sure the electrical a water sandblaster. See Accessoriesand instruction service is 1 phase 220 V, 60 HAC, 30 Amp. WitKthe manual 801.190 for installation and operation. ON-OFF switch in the OFF position, plug the power supply cord into a grounded outlet. If you use an Connect To Water Supply extension cord, it must have
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CAUTION OPERATION will spraying. for longer pump life. The pump Startup 1.. overheat if left running for over 10 minutes Before starting, be sure to read the safety warnings and setup instructions. Check the filter screen in the water inlet connection Turn on the water supply. as often as necessary, at least daily. Do not operate the unit with the inlet and filter screen removed. Trigger the gun to release any back pressure. DONOTtrytoadj
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PROBLEM CAUSE SOLUTION Low pressure. Worn nozzle. Replace with nozzle of proper size. Tighten or replace; use correct belts and replac Belt slippage. both at same time. Air leak in inlet plumbing. Disassemble, reseal, and reassemble. Relief valve stuck, partially Clean. and adjust relief valve; check for worn plugged or improperly adjusted and dirty valve seats. Kit available. valve seat worn. Inlet suction strainer clogged o Clean. Use adequate size. Check mo
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SOLUTION Check, replace. building circuit fuse blown. Overload switch has opened. Unplug power cord'. decrease pressure ~ ~~~ Check, replace. Power cord unplugged, or Electric motor stops while building circuit fuse blown. spraying. Unplug powei cord'. relieve pressure-allow Overload breaker.has opened. to cool. Extension cord DonZ use more than loOftoi 8 ga extension cord. Tip plugged. Remove and clean Displacement pump frozen or Thaw, Electric motor runs, bu
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Plungers Photo 4. 1)Using .an M1 1 wrench, remove the plunger retainer. 2) Slide out the seal retainer with oil wick and rubber barrier slinger. 3). With a slight twisting motion, loosen the plunger from the plunger rod and remove. MOTE: The stud may remain with the retainer when removed. Disassemble and screw stud into plunger rod finger tight. 4) Replace O-ring and back up ring on plunger retainer. 5) Saturate new oil wick by soaking in o
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8 801-457 - .., ".. . ... ~, ~ . . . . .. .. . . -~ . .. . ~. .. ..
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Ref. No. 50 Includes items 51-66, 79 & 81 62 63 fj/7g 52 64 65 REF PART QTY 66 DESCRIPTION NO. NO. 56 59 24 801 -082 SCREW, machine. hex hd, r!A ..6 x 30 mm 4 25 801-081 S CREW. machine, hex hd. MB x 20 mm 2 801 -023 26 WASHER. flat. 1/4 8 801 -01 5 27 WASHER. flat, 5/16 18 801 -1 39 4 28 WASHER, lock, 1 /4 801 -025 29 WASHER. lock, 5/16 12 801 -024 30 NUT, hex. 5/16-18 NC 9 801 -01 2 4 31 GROMMET 801 -367 32 BUMPER 1 801.241 33 WHEEL 2 801 -004 34 PULLEY,
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PARTS LIST (continued) ELECTRICAL SCHEMATIC REF PART D.ESCRlPTlON QTY NO. NO. Items 77-90 are pump internal replacement parts. See exploded view of pump for details. 77 ~nl-nn CAP ". ". . _. .. 1 ?E 801.028 . O-RING, cap 1 79 801-267 . DISCHARGE MANIFOLD 1 80 801-030 . WASHER 3 81 801-031 . SEAL 3 82 801-032 . RETAINER 3 83 801-033 . WASHER 3 84 801-034 ~ WICK . . 3 85 801-035 . RING, retaining 3 86 801-036 . PLUNGER 3 87 801-037 . STUD 3 88 801-038 . RING, backup 3
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ij Repair Kit 801 -083 Includes items A, B. C, D, E and F /A) )) L @ PARTS LIST RE :F PART N< ). an 801 -007 SPRAY HOSE, 3/8" ID, 50 ft. k21 1 (1 5 m) IQ 800-043 SPRAY GUN, (replaceable parts include items 3-18) 1 SERVICE HANDLE 1 ACCESS PLATE 1 1. Pressaccesspin(17)fromgunhandleandremove 5 SPRING 1 6 access plate (4) by sliding plate towards back of TRIGGER 1 7 . NEEDLE 1 handle. Unscrew both short and long tubes with 8 . HEX PLUG 1 fittings (12 and 15)
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ACCESSORIES (Must be purchased separately) CHECK VALVE 801 -1 33 CHEMICAL INJECTOR KIT 800-102 Prevent back up of contaminated water into fresh For injecting harsh cleaning chemicals downstream supply. Install upstream from pump. from pump. WATER SANDBLASTER 800-1 03 ADJUSTABLE SAND SAVER 801-031 For abrasive cleaning of stubborn dirt and paint. For adjusting sand flow. TECHNICAL DATA MOTOR: 5 hp, 1 phase 220 V. 60 Hz, 27.5 Amp WATER PUMP: 2150 PSI (150 bar) max
