This manual contains IMPORTANT WWARNINOS and INSTRUCTIONS READ AND RETAINFORREFERENCE MODEL 800-048 SERIES "A" 2 150 psi (150 bar) OPERATING PRESSURE 2250psi (155 bar) MAXIMUM WORKING PRESSURE
~NJECTOQIMHAZARD Fluids under high pressure from spray or leaks can penetratetheskinandcauseextremelyserious injury, including the need for amputation. NEVER point the spray gun at anyone or any part of Do notusechemicalsoragentswhicharenot compatible with Buna-N andPVC or neoprene cover of hose. Do not leave a pressurized unit unattended. Shut off the unit and release pressure before leaving. the body. FORE NEVER put hand or fingers over the spray tip. Do not spray flammable liquids.
INSTALLATION Check Electrical Service and Plug In Before plugging in the sprayer, be sure the electrical service is 1 phase 220 V, 60 H A C , 30 Amp. WitKthe ON-OFF switch in the OFF position, plug the power supply cord into a groundedoutlet.Ifyouusean extension cord, it must have 3 wires of at least 1 0 gauge (2.5 mm2) and should not be over100 ft (30.3 m) long. Install Wheels and Handle Slide the axle through the frame.
CAUTION OPERATION will spraying. for longer pump life. The pump overheatifleftrunningforover 10 minutes Startup Before starting, be sure to read the safety warnings and setup instructions. 1 . . Check the filter screen in the water inlet connection as often as necessary, at least daily. Do not operate the unit with the inlet and filter screen removed. Turn on the water supply. Trigger the gun to release any back pressure. DONOTtrytoadjusttheunloadervalveorchangethe engine speed.
PROBLEM CAUSE SOLUTION Low pressure. Worn nozzle. Replace with nozzle of proper size. Belt slippage. Tighten or replace; use correct belts and replac both at same time. Air leak in inlet plumbing. Disassemble, reseal, and reassemble. Relief valve stuck, partially plugged or improperly adjusted valve seat worn. Clean. and adjust relief valve; check for worn and dirty valve seats. Kit available. Inlet suction strainer clogged o improper size. Clean. Use adequate size. Check more frequently.
SOLUTION Check, replace. building circuit fuse blown. Overload switch has opened. Unplug power cord'. decrease pressure ~ Electric motor stops while spraying. Electric motor runs, but no output. ~~~ Power cord unplugged, or building circuit fuse blown. Check, replace. Overload breaker.has opened. Unplug powei cord'. relieve pressure-allow to cool. Extension cord DonZ usemore than loOftoi 8 ga extension cord. Tip plugged. Remove and clean Displacement pump frozen or gear train damage.
Plungers Photo 4. 1 ) U s i n g. a n M1 1 w r e n c h , remove the plunger retainer. 2) Slide out the seal retainerw i t h oilwickandrubberbarrier slinger. 3).With a slight twisting motion, loosen theplungerfromthe plunger rod and remove. MOTE: The stud may remain with the retainer w h erne m o v e d . D i s a s s e m b laen d screw s t u idn t o plunger rod finger tight. 4) ReplaceO-ring and back up ring on plunger retainer. 5) Saturate new oil wick by soaking in oil. 6) Install new plunger.
- .., 801-457 ".. . ... ~, ~. ~ . . . . .. .. . . . . -~. . . . ..
Ref. No. 50 Includes items 51-66, 79 & 81 62 63 fj/7g 52 64 65 REF PART N O . NO. 66 56 59 24 801 -082 QTY DESCRIPTION SCREW, machine. hexhd, 30 mm SCREW. machine, hex hd. MB x 20 mm WASHER. flat. 1/4 WASHER. flat, 5/16 WASHER, lock, 1/4 WASHER. lock, 5/16 NUT, hex. 5/16-18 NC GROMMET BUMPER WHEEL PULLEY, pump PULLEY, motor HUE. pulley KEY, pulley (2” lg) AXLE WASHER, flat BRACKET, tensioner BELTGUARD. cover BELTGUARD. baseplate HUBCAP PIN, cotter RIVET, drive LABEL, warning LABEL. warning LABEL.
PARTS LIST (continued) REF PART ELECTRICAL SCHEMATIC D.ESCRlPTlON QTY NO. NO. Items 77-90 are pump internal replacement parts. See exploded view of pump for details. ?E 77 ~ -nn ". n l". 79 801.028 801-267 80 81 801-030 801-031 801-032 801-033 801-034 801-035 801-036 801-037 801-038 801-039 801-040 82 83 84 85 86 87 88 89 90 A..P . C_. . O-RING, cap . DISCHARGE 1 1 MANIFOLD WASHER . SEAL . RETAINER . WASHER 1 3 3 3 3 3 3 3 3 3 3 3 . . WICK. ~ . RING, retaining . PLUNGER . .
ij /A))) L @ Repair Kit 801 -083 Includes items A, B. C, D, E and F PARTS LIST RE:F PART DESCRIPTION N<). NO. k 2 1 SERVICE 1. Pressaccesspin(17)fromgunhandleandremove access plate ( 4 ) by sliding plate towards back of handle. Unscrew both short and long tubes with fittings (12 and 15) from valve body (10); Valve body should now slide out of the handle through the access plate opening. 2. Remove the cap (14). spring (5) and ball (A) from the valve body (10). 3. Remove the snap ring (e).
ACCESSORIES (Must be purchased separately) CHECK VALVE 801- 1 33 CHEMICAL INJECTOR Prevent back up of contaminated water into fresh supply. Install upstream from pump. For injecting harsh cleaning chemicals downstream from pump. WATER SANDBLASTER 8 0 0 - 1 03 ADJUSTABLE SAND SAVER 801-031 For abrasive cleaning For adjustingsandflow. of stubborndirtandpaint. KIT 8 0 0 - 1 0 2 TECHNICAL DATA MOTOR: 5 hp, 1phase 2 2 0 V. 60 Hz, 27.
