Graco Inc. 1010 Pressure Washer User Manual
Contents
1. Procedure before cleaning or servicing any part of the sprayer NEVER try to stop or deflect leaks with your hand or body Be sure equipment safety devices are operating properly before each use Medical Treatment f any fluid appears to penetrate your skin get EMERGENCY MEDICAL TREATMENT AT ONCE DO NOT TREAT AS A SIMPLE CUT Tell the doctor exactly what fluid was injected NOTE TO PHYSICIAN njection in the skin is a traumatic injury k Is Important to treat the Injury surgically as soon as possible Do not delay treatment to research toxicity Toxicity is a concern with some exotic coatings injected directly into the bloodstream Consultation with a plastic surgeon or reconstructive hand surgeon may be advisable 2 308 533 Pressure Relief Procedure To reduce the risk of serious bodily injury including fluid injection and splashing in the eyes or on the skin always follow this procedure whenever you stop spraying for more than 10 minutes when shutting down and before checking or repairing any part of the system 1 Engage the trigger safety latch Tum the sprayer off 2 3 Disconnect the electrical supply 4 Shut off the water supply 5 Disengage the trigger safety latch and trigger the gun to relieve pressure and then engage the trigger safety latch again 6 Before long term overnight storage disconnect the water supply and disconnect the electricity Spray Gun Safety Devices Be sure all gun2. latch whenever spraying stops even for a moment In the engaged position the trigger safety latch prevents the gun from being triggered accidentally by hand or if it is dropped or bumped Be sure the latch is pushed fully down when engaging it or it cannot prevent the gun from being triggered See Figure 2 TRIGGER SAFETY LATCH SHOWN DISENGAGED Figure 2 installing and Changing Spray Tips WARNING To reduce the risk of serious bodily injury including fluid injection or splashing in the eyes or onto the skin use extreme caution when changing spray tips ALWAYS follow the procedure below 1 Follow the Pressure Relief Procedure 2 Point the gun and wand away from yourself and anyone else 3 Without holding your hand over the spray tip A pull back the quick coupler ring B remove the tip and then release the ring See Figure 3 4 Be sure the tip is secure before starting to spray again 5 Tip holding holes are provided on the chassis CAUTION To avoid blowing the o ring out of the quick coupler due to the high pressure in the system never operate the pressure washer without a tip securely mounted in the quick coupler Figure 3 308 533 7 SHUTDOWN FLUSHING AND STORAGE WARNING PRESSURE RELIEF PROCEDURE To reduce the risk of serious bodily injury including fluid injection and splashing in the eyes or on the skin always follow this procedure whenever you stop spra
3. or any other device A repaired hose cannot contain the high pressure fluid HANDLE AND ROUTE HOSES CAREFULLY Do not pull on hoses to move the pressure washer Do not use chemicals which are not compatible with the inner tube and cover of the hose DO NOT expose Graco hose to temperatures above 200 F 93 C or below 40 F 40 C Pressure Rellef Procedure before checking or servicing the pressure washer to prevent discharging high pressure fluid from the gun NOTE Identifies helpful procedures and information IMPORTANT United States Goverment safety standards have been adopted under the Occupational Safety and Health Act These standards particularly the General Standards Part 1910 and the Construction Standards Part 1926 should be consulted 4 308 533 INSTALLATION amp PUMP DIPSTICK HIGH PRESSURE HOSE CONNECTION 1 2 NPT f WATER CONNECTION 3 4 NPT f 710 1010 1 NPT f 720 1020 Figure 1 Check for Shipping Damage Check the unit for any damage that may have occurred in shipping Notify the carrier Immediately if there is any damage Set Up Before connecting the unit be sure the electrical service matches the specification in Technical Data inside back cover and the voltage label on the unit With the unit off connect the power supply cord to a grounded GFCl protected circuit if you are using a downstream chemical injector install it between the pump unlo
4. tripped Check fuse circuit breaker Check for proper grounding Press reset button on motor for 1 phase units Press stop button on the motor starter for 3 phase units 308 533 9 PUMP SERVICE WARNING To reduce the risk of serious bodily injury including fluid injection splashing in the eyes or onthe skin or injury from moving parts always follow the Pressure Relief Procedure Warning before proceeding NOTE The following metric wrenches are needed M10 M13 and M30 Repair kits are available Refer to the individual repair sections and the pump parts page for more details For the best results use all parts in the kits NOTE There are two different tool kits to aid in servicing the pump P N 800 298 is used to ease installation of packings P N 800 271 includes the items in 800 298 and tools to aid in the removal of packing retainers Vaives NOTE Fora set of six valves order P N 803 664 or 803 666 1 Remove the hex plug from the manifold using an M30 wrench 2 Examine the o ring under the hex plug and replace it if it is cut or distorted 3 Remove the valve assembly from the cavity the assembly may come apart 4 Install the new vaive Install the o ring and hex plug torque to 75 ft Ib 103 Nm NOTE Retorgue the plug after 5 hours of operation Pumping Section 1 Remove the eight capscrews and lockwashers from the manifold using an M13 wrench 2 Carefully separate the mani
5. 0 gpm 38 0 ipm 20 0 gpm 76 0 lpm 20 0 gpm 76 0 lom Unit Weight 171 Ibs 78 kg 197 Ibs 90 kg 263 Ibs 119 kg 293 Ibs 133 kg Dimensions Length a 38 in 991 mm 38 in 991 mm 43 in 1092 mm 43 in 1092 mm Width 27 in 633 mm 27 In 533 mm 31 in 787 mm 31 in 787 mm Height 20 in 533 mm 20 in 533 mm 25 in 635 mm 25 in 635 mm Maximum Inlet Water 160 F 70 C 160 F 70 C 160 F 70 C 160 F 70 C Temperature 3 4 in NPT f 1 2 NPT f 1 2 NPT f 1 2 NPT f 1 2 NPT f Wetted Parts High Pressure Hose Acrylonitrile and Buna N cover and tube Bypass Hose Synthetic yarn and EPDM Anodized aluminum Aluminum or Bronze alloys Brass Copper Nylon TP TFE mposite Ceramic Buna N_Cnttnn Phenolic 303 304 and 316 Stainless Steel Polymide 12 Thermoplastic PT FE Carbon Steel Zinc with or without Yellow Chromate Plate Pressure Washer including fittings PTFE is a registered trademark of the DuPont Company AA ana _kas
6. 47 45 803 643 46 803 289 47 803 611 48 KIT39 49 KIT 39 50 KIT 38 39 51 KIT 39 52 KIT 39 53 803 635 54 802 357 55 803 614 DESCRIPTION GUIDE Piston WASHER Flinger SCREW Cap hex hd COVER Crankcase SPACER SEAL Oil O RING BEARING Ball BUSHING WASHER Lock SCREW Cap socket hd PLUG Hex hd WASHER Flat WASHER Flat HEAD Pump O RING RETAINER Packing PACKING RING Head RING Intermediate KEY RING Retaining SPACER 000002 ua son lt 8 9 S BEET Kit Qty FE No Description ac 803 660 37 SEAL Oil Crankshaft Seal tes p 1 Oil EE Seal 803 662 Ei Packing 803 663 O RING RETAINER Packing PACKING RING Head RING Packing amp Retainer 51 52 Intermediate 803 666 VALVE ASSEMBLY Valve 74 SCREW Piston O RING RING Back up WASHER Flat 308 533 17 PARTS DRAWING E 803 578 Pump Assembly PARTS LIST amp 803 578 Pump Assembly 20 GPM REF PART 3 REF PART NO NO DESCRIPTION NO NO DESCRIPTION 1 803 659 SCREW Cap socket hd 30 803 646 PIN Wrist 2 803 640 WASHER Lock 31 803 629 GUIDE Piston 8 KIT 43 VALVE ASSEMBLY 32 KIT 79 80 RING Backup 9 803 631 O RING 33 803 641 WASHER Flinger 10 803 650 CAP Vaive 34 803 654 SCREW Cap hex hd 11 803 624 COVER Crankcase 35 803 623 COVER Crankcase 12 KIT 44 SEAL Oil 36 803 628 SHIM 13 803 617 CRANKCASE 37 802 353 O RING 14 803 64
7. 8 DIPSTICK 38 803 637 BEARING Tapered Roller 15 803 627 GASKET Cover 40 803 634 BUSHING 16 KIT 74 SCREW Piston 41 803 658 SCREW Cap socket hd 17 KIT 74 O RING 42 803 649 PLUG Hex hd 18 KIT 74 RING Backup 43 803 647 PLUG Hex hd 19 KIT 74 WASHER Flat 44 803 644 WASHER Flat 20 803 621 PISTON 45 803 643 WASHER Flat 21 803 618 CRANKSHAFT 46 803 622 HEAD Pump 22 803 625 COVER Crankcase 47 KIT80 O RING 23 803 620 ROD Connecting 48 KIT 80 RETAINER Packing 24 803 639 WASHER Lock 49 KIT 79 80 PACKING 25 803 656 SCREW Cap socket hd 50 KIT 80 RING Head 26 802 344 O RING 51 KIT 80 BRING Intermediate 27 802 345 GAUGE Sight 52 803 636 KEY 28 801 484 PLUG Hex hd 53 802 357 RING Snap 29 803 652 SCREW Cap socket hd 54 KIT 32 SEAL Oil Repair Kit Qty Part No Description Incl 803 660 SEAL Oil Oil Seal 803 664 VALVE ASSEMBLY Valve 803 665 SEAL Oil Oil Seal SN 1 96 lt co 69 g 60 o j 3 6 O O 6 62 4 8 O O O O 69 o ko oo SCREW Piston 3 17 O RING 3 RING Back up 3 G WASHER Flat 3 803 668 RING Back up Packing PACKING 803 669 Packing amp Retainer RING Back up O RING RETAINER Packing PACKING RING Head RING Intermediate 308 533 19 ACCESSORIES SSSR Must be purchased separately DOWNSTREAM CHEMICAL INJECTOR KIT BACKFLOW PREVENTOR 801 133 800 117 BRASS UP TO 5 5 GPM 21 LPM Prevent back up o
8. 904 only 1 for 800 905 only 1 803 776 SHEAVE Pump 36 168 595 ADAPTER Hex 3 4x1 2 1 for 800 905 only 1 37 214 956 HOSE Bypass 1 18 803 517 LABEL Keep From Freezing 1 38 202 965 SWIVEL 1x3 4 1 19 100 133 WASHER Lock 3 8 39 157 191 NIPPLE Hex 1 2x3 4 1 for 800 904 only 4 40 803 872 LABEL Graco G 1 802 784 WASHER Lock 1 2 for 800 905 only 4 7 5 10 amp 15 hp 7 5 10 amp 15 hp Wiring Diagram Wiring Diagram 230 Volt 3 Phase 460 Volt 3 Phase 308 533 15 PARTS DRAWING amp 803 577 Pump Assembly 10 GPM 16 308 533 PARTS LIST 803 577 Pump Asasimbiy 10 GPM REF PART NO NO DESCRIPTION QTY 1 803 657 SCREW Cap socket hd 8 2 803 639 WASHER Lock 16 8 KIT62 VALVE ASSEMBLY 6 9 803 630 O RING 6 10 803 616 COVER Valve 2 11 803 655 SCREW Cap socket hd 8 12 KIT 37 SEAL Oil 3 13 803 606 CRANKCASE 1 14 801 475 DIPSTICK 1 15 803 615 GASKET Cover 1 16 KIT 74 SCREW Piston 3 17 KIT 74 O RING 3 18 KIT 74 RING Backup 3 19 KIT 74 WASHER Fiat 3 20 803 609 PISTON 3 21 803 607 CRANKSHAFT 1 22 803 612 COVER Crankcase 1 23 803 608 ROD Connecting 3 24 801 652 WASHER Lock 6 25 803 294 SCREW Cap socket hd 6 26 802 344 O RING 1 27 802 345 GAUGE Sight 1 28 801 484 PLUG Hex hd 2 29 803 651 SCREW Cap socket hd 9 30 803 645 PIN Wrist 3 REF PART NO NO 31 803 610 33 803 641 34 803 653 35 803 605 36 803 613 37 KIT 32 38 803 632 39 803 638 41 803 633 42 802 317 43 802 305 44 803 6
9. GUARD 1 20 100 023 WASHER Flat 3 8 2 801 940 SCREW Cap hex hd for 800 904 only 4 5 16 18x3 4 5 803 591 WASHER Flat 1 2 3 100 214 WASHER Lock 5 16 5 for 800 905 only 4 4 100 527 WASHER Flat 5 16 5 21 803 581 MOTOR 10 hp TEFC 5 800 447 CHASSIS 1 3 phase for 800 904 only 1 6 177 144 LABEL Waming belt guard 1 803 582 MOTOR 15 hp TEFC 7 800 444 BRACKET Rail Stiffener 1 3 phase for 800 905 only 1 8 803 777 SCREW Cap hex hd 3 8 16x5 2 22 803 593 SCREW Cap hex hd 9 802 845 FOOT Rubber 4 for 800 904 only 4 10 801 020 NUT Lock 1 2 13 2 803 592 SCREW Cap hex hd 11 172 981 LABEL Warning chassis 1 for 800 905 only 4 12 176 250 LABEL Warning chassis 1 23 100 023 WASHER Flat 3 8 2 13 803 560 BRACKET Rail Stiffener 1 24 100 133 WASHER Lock 3 8 2 14 803 767 HUB Motor 10 hp 25 803 877 BELT Drive 2 for 800 904 only 1 26 802 784 WASHER Lock 1 2 2 801 823 HUB Motor 15 hp 27 803 591 WASHER Flat 1 2 2 for 800 905 only 1 28 803 396 DECAL Waming Caution 1 15 803 878 SHEAVE Motor 29 800 446 BRACKET Pump Support 2 for 800 904 only 1 30 803 578 PUMP 20 GPM see page 18 1 803 879 SHEAVE Motor 31 803 585 NIPPLE Hex 1 1 for 800 905 only 1 32 803 586 TEE 1 1 16 803 575 HUB Pump 33 803 791 PLUG Plastic 1 1 for 800 904 only 1 34 803 599 PLUG Plastic 1 2 1 803 574 HUB Pump 35 800 687 UNLOADER 700 PSI for 800 905 only 1 for 800 904 only 1 17 803 880 SHEAVE Pump 800 688 UNLOADER 1000 PSI for 800
10. INSTRUCTIONS PARTS LIST N 308 533 Reva GRACO This manual contains IMPORTANT WARNINGS and INSTRUCTIONS READ AND RETAIN FOR REFERENCE HYDRA CLEAN 710 720 1010 1020 Pressure Washer Model 800 902 Series A 230 460 Volt 3 Phase 10 GPM Model 800 904 Series A 230 460 Volt 3 Phase 20 GPM 700 psi 48 bar OPERATING PRESSURE 1100 psi 75 Bar MAXIMUM WORKING PRESSURE Model 800 903 Series A 230 460 Volt 3 Phase 10 GPM Model 800 905 Series A 230 460 Volt 3 Phase 20 GPM 1000 psi 69 bar OPERATING PRESSURE 1300 psi 91 bar MAXIMUM WORKING PRESSURE Water supply tank gun amp wand assembly hose assembly and motor Starter are not included GRACO INC PO Box 1441 MINNEAPOLIS MN 55440 1441 l COPYRIGHT 1991 GRACO INC 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 General Safety This pressure washer generates very high fluid pressure Spray from the gun leaks or ruptured components can inject fluid through your skin and into your body and cause extremely serious bodily injury including the need for amputation Also fluid injected or splashed into the eyes or on the skin can cause serious damage NEVER point the spray gun or wand at anyone or at any part of the body NEVER put hand or fingers over the spray tip ALWAYS follow the Pressure Relief
11. UB Motor 7 1 2 hp 26 802 784 WASHER Lock 1 2 2 for 800 903 only 1 27 803 591 WASHER Flat 1 2 2 15 803 769 SHEAVE Motor 28 803 396 DECAL Warning Caution 1 for 800 902 only 1 29 800 445 BRACKET Pump Support 2 801 911 SHEAVE Motor 30 803 577 PUMP 10 GPM see page 16 1 for 800 903 only 1 31 802 084 NIPPLE 3 4x2 1 16 803 575 HUB Pump 32 801 787 TEE 3 4 1 for 800 902 only 1 33 803 791 PLUG Plastic 3 4 1 803 574 HUB Pump 34 803 599 PLUG Plastic 1 2 1 for 800 903 only 1 35 800 687 UNLOADER 700 PSI 17 803 770 SHEAVE Pump for 800 902 only 1 for 800 902 only 1 800 688 UNLOADER 1000 PSI 803 068 SHEAVE Pump for 800 903 oniy 1 for 800 903 only 1 36 159 239 NIPPLE Hex 3 8x1 2 1 18 803 517 LABEL Keep From Freezing 1 37 803 141 HOSE Bypass 1 19 100 214 WASHER Lock 5 16 38 803 142 NIPPLE Hex for 800 902 on 4 1 2 NPSM x 3 8 NPT 1 100 133 WASHER Lock 3 8 39 801 274 BUSHING Hex 3 8x1 4 1 for 800 903 only 4 40 803 872 LABEL Graco G 1 1 41 802 096 BUSHING Hex 1 2x3 4 5 hp Wiring Diagram 230 Vol 3 Phase 5 hp Wiring Diagram 460 Voit 3 Phase 308 533 13 PARTS DRAWING amp 800 904 Hydra Ciean 720 Pressure Washer 800 905 Hydra Cleane 1020 Pressure Washer For wiring diagrams see pages 13 and 15 14 308 533 PARTS LIST 800 904 Hydra Clean 720 Pressure Washer 800 905 Hydra Cleans 1020 Pressure Washer REF PART REF PART NO NO DESCRIPTION QTY NO NO DESCRIPTION QTY 1 803 566 BELT
12. accessories such as overpressurizing modifying parts using incompatible chemicals and fluids or using worn or damaged parts can cause them to rupture and result in fluid injection splashing in the eyes or on the skin or other serious bodily injury fire explosion or property damage NEVER alter or modify any part of this equipment doing so could cause it to malfunction CHECK all spray equipment regutarly and repair or replace wom or damaged parts immediately ALWAYS wear protective eyewear and appropriate clothing If using a chemical injector read and follow the chemical manufacturers literature for recommendations on additional protective eguipment such s a respirator DANGER improper connection of the equipment grounding conductor can result in the risk of electrocution Check with a gualified electrician or service person if you are in doubt as to whether the outlet is properly grounded System Pressure This sprayer can develop high operating pressure Be sure that all spray equipment and accessories are rated to withstand the maximum working pressure of this sprayer DO NOT exceed the maximum working pressure of any component or accessory used in the system Chemical Compatibility BE SURE that all chemicals used in the chemical injector are compatible with the wetted parts of the hose gun wand and tip as given in the Technical Data inside back cover Always read the chemical manufacturer
13. ader and the high pressure hose Connect the high pressure hose between the pump outlet and the gun intet CAUTION Up to 100 ft 30 m of high pressure hose may be used Longer hoses may affect sprayer performance and chemical injector performance if used PUMP OIL LEVEL INDICATOR WINDOW Water supply tank gun amp wand assembly hose assembly and motor starter are not included Install the appropriate spray tip on the wand See Installing and Changing Spray Tips lf you are using a sandblaster kit see its separate manual for installation instructions Connect to Water Supply CAUTION Before attaching to the water supply check your local plumbing code regarding cross connection to the water supply A backflow preventer P N 801 133 is available to prevent backflow of contaminated water into the fresh water supply Install it upstream from the pump Install a regulating water valve P N 800 258 if intet water pressure is over 60 psi 4 1 bar Do not exceed 160 F 70 C inlet water temperature NOTE The water source for the unit must have a minimum 55 gallon float valve controlled water holding tank 308 533 5 STARTUP Use this procedure whenever starting the pressure washer to help insure that the unit is ready to operate and starting is done safely 1 Check the oil level Pump Add SAE 20 or 30 weight non detergent oil as necessary 2 Turn on
14. amic plungers 2 After each use wipe all surfaces of the pressure washer with a clean damp cloth 3 Perform the appropriate maintenance See the maintenance chart Clean water iniet screen and filter Check pump oil level Fill as necessary After first 50 hours of operation Each 500 hours of operation or 6 months Change pump break in oil Use SAE 20 or 30 non detergent oil Change pump oil Use SAE 20 or 30 non detergent oil TROUBLESHOOTING CHART 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 Reilef Procedure Warning before proceeding PROBLEM CAUSE SOLUTION Low pressure and or Wom or wrong size tip Replace with tip of proper size pump runs rough Inlet filter clogged Clean Check more frequently Wom packings abrasives in water or Check filter Replace packings See PUMP SERVICE Natural wear Inadequate water supply Check water flow rate to pump Unit must have a om 55 gallon float valve controlled water holding tank Tighten or replace Gian inlet and discharge valve assemblies Check ilter Belt slippage Fouled or dirty inlet or discharge valves Even a small particie can cause the valve to stick Restricted inlet Worn inlet or discharge valves Check garde
15. f contaminated water into fresh 800 425 BRASS 5 6 TO 10 8 GPM 21 TO 41 supply Install upstream of pump LPM 800 649 STAINLESS STEEL UP TO 5 5 GPM N TAND ASSEMBLY 21 LPM T i For injecting harsh cleaning chemicals downstream Includes 803 350 spray gun 32 spray wand and quick from the pump couplers for hose and spray tip connections 800 398 INLET PRESSURE REGULATOR 800 258 Includes 803 350 spray gun 32 spray wand quick Regulates intet water pressure to 60 psi 4 bar coupler for hose connection and adjustable nozzle maximum 800 042 Includes 800 222 stainless steel spray gun 32 HOSE ASSEMBLY WITH QUICK COUPLERS stainless steel spray wand and stainless steel threaded 800 375 connections for hose and spray tip 3 8 diameter x 50 foot x 4000 psi 276 bar permanently coupled hose with 801 568 and 801 569 3 8 quick couplers TECHNICAL DATA __ Model 800 902 Model 800 903 Model 800 904 Model 800 905 Motor Totally Enclosed 5 0 hp 3 phase 7 5 hp 3 phase 10 0 hp 3 phase 15 0 hp 3 phase Fan Cooled Electrical Service 230 volt 20 amp 230 volt 20 amp 230 volt 30 amp 230 volt 40 amp 3 phase or 3 phase or 3 phase or 3 phase or 460 volt 15 amp 460 volt 15 amp 460 volt 15 amp 460 volt 20 amp 3 phase 3 phase 3 phase 3 phase Water Pump Maximum 700 psi 48 bar 1000 psi 69 bar 700 psi 48 bar 1000 psi 69 bar Working Pressure Water Pump Maximum Flow 10 0 gpm 38 0 ipm 10
16. fold from the crankcase NOTE it may be necessary to tap the manifold lightly with a soft mailet to loosen CAUTION Keep the manifold properly aligned with the ceramic piungers when removing to avoid damage to the plunger or seals 3 Carefully examine each plunger for any scoring or cracking and replace as necessary 10 308 533 Servicing the Plungers NOTE Plunger repair kit P N 803 677 is available to replace retainers O rings washers and backup rings for three cylinders 1 Loosen the plunger retaining screw five to six tums using an M10 wrench Push the plunger towards the crankcase to separate the plunger and retaining SCrew 2 Remove the screw from the plunger and examine the o ring backup ring and copper bearing gasket washer Replace these parts if necessary using kit 801 474 3 Remove the plunger and flinger from the plunger shaft Clean examine and replace parts as necessary 4 Inspect the plunger shaft for oil leakage from the crankcase If leaking is obvious replace the oii seals Otherwise DO NOT remove these seals as they cannot be reused An oil seal kit is available to replace the seals 5 Lightly grease the oil seal if it is being replaced and the flinger and replace them on the plunger shaft Then install the plunger 6 Lightly grease the retaining screw and the outer end of the plunger Place the washer o ring and backup ring around the screw and install the screw thr
17. n hose may be collapsed or kinked Replace wom valves Leaking high pressure hose Replace high pressure hose Water leakage from Worn packings Instal new packings See PUMP SERVICE under pump manifold Water in pump Humid air condensing inside crankcase Change oil as specified in MAINTENANCE install new packings See PUMP SERVICE Install new oil seals See PUMP SERVICE Install new plungers See PUMP SERVICE install proper filtration on pump inlet plumbing Check water temperature may not exceed 160 F Do not modify any factory set oustmente See EQUIPMENT MISUSE HAZARD Excessive pressure due to partially plugged GEN or replace tip Ses instal and Changing Spray or damaged tip Tips Pump running too long without spraying Never run pump more than 10 minutes without spraying Do not run pump without water Wom packings Oil seals leaking Scored damaged or worn plungers Abrasive material in the fluid being pumped Inlet water temperature too high Overpressurizing pump Frequent or premature failure of the packings Running pump dry Strong surging at the Foreign particles in the inlet or discharge Clean or replace valves See PUMP SERVICE inlet and low pressure valve or worn inlet and or discharge valves on the discharge side Unit will not start Unit not plugged in Check power cord Electrical service off GFCI activated Thermal overioad has
18. ough the plunger Torque to 14 4 ft lb 19 5 Nm NOTE If you plan to replace the packings refer to Servicing the V Packings 7 Lubricate the outside of each plunger Slide the manifold onto the crankcase being careful not to damage the seats 8 Install the capscrews and washers finger tight Torque the screws to 21 7 ft lb 29 Nm following the tightening pattern Figure 4 Uneven tightening may cause the manifold to bind or jam Figure 4 Servicing the V Packings NOTE There are two types of packing kits one is packings only the other includes the packings rings and retainers 1 Remove the manifold as outlined in the Pumping Section 2 Carefully pull the packing retainer from the manifold Examine the o ring and replace it if it is cut or damaged 3 Remove the v packing and head ring Puil out the intermediate retainer ring Remove the second v packing and second head ring 4 Inspect all parts and replace as necessary Thoroughly clean the packing cavities and examine for debris and damage Lightly grease the packing cavities and then replace the packings in the following order head ring v packing intermediate ring head ring v packing and packing retainer with the o ring installed in the retainer groove CAUTION Install the parts in the proper order and facing the correct direction Improperly installed parts will cause a malfunction Reassemble the manifoid as instructed in Se
19. rvicing the Plungers 308 533 11 ha H o ed 2 H he CR rw 8 c 2 T g mn lt oO co 9 Oo C co har 2 a SN G gt r 2 0 36 nae ta 3 aoe BE n Nma ig Ods fiw RE gt gt 5 Irn NO 9 9 ii 885 LL 2 D CC 12 308 533 PARTS LIST 800 902 Hydra Clean 710 Pressure Washer 800 903 Hydra Cleane 1010 Pressure Washer REF PART REF PART NO NO DESCRIPTION QTY NO NO DESCRIPTION QTY 1 803 566 BELT GUARD 1 20 100 527 WASHER Flat 5 16 2 801 940 SCREW Cap hex hd for 800 902 only 4 5 16 18x3 4 5 100 023 WASHER Flat 3 8 3 100 214 WASHER Lock 5 16 5 for 800 903 only 4 4 100 527 WASHER Flat 5 16 5 21 803 579 MOTOR 5 hp TEFC 5 800 447 CHASSIS 1 3 phase for 800 902 only 1 6 177 144 LABEL Waming belt guard 1 803 580 MOTOR 7 1 2 hp TEFC 7 800 444 BRACKET Rail Stiffener 1 3 phase for 800 903 only 1 8 803 777 SCREW Cap hex hd 3 8 16x5 2 22 801 941 SCREW Cap hex hd 9 802 845 FOOT Rubber 4 for 800 902 only 4 10 801 020 NUT Lock 1 2 13 2 803 593 SCREW Cap hex hd 11 172 981 LABEL Waming chassis 1 for 800 903 only 4 12 176 250 LABEL Waming chassis 1 23 100 023 WASHER Flat 3 8 2 13 803 560 BRACKET Rail Stiffener 1 24 100 133 WASHER Lock 3 8 2 14 801 376 HUB Motor 5 hp 25 803 761 BELT Drive for 800 902 only 2 for 800 902 only 1 803 762 BELT Drive for 800 903 only 2 803 576 H
20. s literature before using any chemical in this pressure washer 308 533 3 HOSE SAFETY High pressure fluid in the hoses can be very dangerous if the hose develops a leak split or rupture due to any kind of wear damage or misuse the high pressure spray emitted from it can cause a fluid injection injury or other serious bodily injury or property damage ALL FLUID HOSES MUST HAVE STRAIN RELIEFS ON BOTH ENDS The strain reliefs help protect the hose from kinks or bends at or close to the coupling which Can result in hose rupture TIGHTEN alt fluid connections securely before each use High pressure fluid can dislodge a loose coupling or allow high pressure spray to be emitted from the coupling MOVING PARTS HAZARD Moving parts can pinch or amputate fingers or other body parts KEEP CLEAR of moving parts when starting or operating the pressure washer NEVER operate the pressure washer without all guards and interlocks installed and functioning Follow the TERMS WARNING or DANGER Alerts user to avoid or correct conditions that could cause bodily injury CAUTION Alerts user to avoid or correct conditions that could cause damage to the equipment NEVER use a damaged hose Before each use check entire hose for cuts leaks abrasion bulging cover or damage or movement of the hose couplings If any of these conditions exist replace the hose immediately DO NOT try to recouple high pressure hose or mend it with tape
21. safety devices are operating properly before each use Do not remove or modify any part of the gun this can cause a malfunction and result in serious badily injury SAFETY LATCH Whenever you stop spraying for a moment always set the gun safety latch in the engaged or safe position making the gun inoperative Failure to properly set the safety latch Can result in accidental triggering of the gun SPRAY TIP SAFETY Use extreme caution when cleaning or changing spray tips if a spray tip clogs while spraying engage the gun safety latch immediately ALWAYS follow the Pressure Rellef Procedure and then remove the spray tip to clean it GROUNDING INSTRUCTIONS This product must be grounded if it should malfunction or break down grounding provides a path of least resistance for electric current to reduce the risk of electric shock This equipment is equipped with a cord having an equipment grounding conductor and a grounding plug The plug must be plugged into an appropriate outlet that is properly installed and grounded in accordance with all local codes and ordinances GROUND FAULT CIRCUIT INTERRUPTER PROTECTION To comply with the National Electrical Gode NFPA 70 and to provide additional protection from the risk of electric shock connect this pressure washer to a circuit that is protected by a ground fau circuit interrupter GFCI i EQUIPMENT MISUSE HAZARD General Safety Any misuse of the pressure washer or
22. the water supply CAUTION Never run the unit dry Costly damage to the pump will resuit Always be sure the water supply is completely tumed on before operating 3 Trigger the gun until Water sprays from the tip indicating that the air is purged from the system 4 Start the unit 5 ALWAYS engage the gun s trigger safety latch whenever you stop spraying even for a moment to reduce the risk of fluid injection or splashing in the eyes or on the skin if the gun is bumped or triggered accidentally 6 308 533 ALWAYS observe the following CAUTIONS to avoid costly damage to the pressure washer CAUTION DO NOT allow the pressure washer to idle for more than 10 minutes Doing so may cause the recirculating water to overheat and seriously damage the pump Turn off the pressure washer if it will not be spraying or Cleaning at least every 10 minutes if heated inlet water is used reduce this time further DO NOT run the pump dry which will quickly damage the pump Be sure the water supply is fully tumed on before starting the pump DO NOT pump caustic materials such materials may corrode the pump Components See the chemical injector or sandblaster kit manual for detailed cleaning information if these accessories are used Trigger Safety Latch WARNING To reduce the risk of serious bodily injury including fluid injection splashing in the eyes or on the skin ALWAYS engage the trigger safety
23. ying for more than 10 minutes when shutting down and before checking or repairing any part of the system 1 Engage the trigger safety latch Tum the sprayer off 2 3 Disconnect the electrical supply 4 Shut off the water supply 5 Disengage the trigger safety latch and trigger the gun to relieve pressure and then engage the trigger safety latch again 6 Before long term ovemight storage disconnect the water supply and disconnect the electricity MAINTENANCE Observing regular maintenance intervals helps ensure that you get maximum performance and life from the pressure washer There is a break in period for the pump After changing the oil initially the interval between required changes is longer _ WARNING To reduce the risk of serious bodily injury including fluid injection splashing inthe eyes or on the skin or injury from moving parts always follow the Pressure Rellef Procedure Warning before proceeding 8 308 533 1 If the pressure washer will be exposed to freezing temperatures drain all water out of the pump If it must be stored in freezing temperatures flush the unit with a 50 anti freeze solution Relieve pressure Flush the pressure washer before using it again to remove the anti freeze CAUTION If water does freeze in the pressure washer thaw it in a warm room before trying to start it DO NOT pour hot water on or into the pump it may crack the cer
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