Graco Inc. 1026 Pressure Washer User Manual
Contents
1. GRACO INC P O BOX 1441 MINNEAPOLIS MN 55440 1441 PRINTED IN U S A 308 537 Revised 7 91 24 308 537 3X8 537 Parts Change Notice Some parts in Rev A of manual 308 537 have changed but have not yet been changed in the instruction manual Please note the changes below and mark them in your manual or keep this sheet with your manual Pressure washer 800 682 has been obsoleted and is no longer covered by this manual The following changes apply to the page 13 parts list for 800 717 Rev D Series Letter Part That Ref Assembly No Change Changed No Part Description Description of Change Model 800 717 181 867 21 Label Replaced by 290 013 803 938 23 Label Replaced by 804 273 The following changes apply to the page 15 parts list for 800 654 800 131 52 800 137 53 Tip assembly 1505 800 128 50 Tip assembly 0005 Tip assembly 2505 Series Letter Part That Ref Assembly No Change Changed No Part Description Description of Change Model 800 654 B 181 867 4 Label Replaced by 290 013 801 907 14 Washer flat Deleted 801 905 15 Adapter Deleted 803 334 19 Label Replaced by 804 334 801 568 20 Quick coupler Replaced by 804 498 male 3 8 804 073 25 Adapter Deleted 179 885 54 Label Replaced by 804 501 Replaced by 805 553 Replaced by 805 554 Replaced by 805 551 GRACO 3X8 537 Rev D2. 54 803 950 HOLDER Blade 5 16 18 x 1 1 2 2 55 803 955 BLADE Guide 19 801 895 CLOSURE Tube 2 56 803 960 O RING 20 803 083 LABEL Keep From Freezing 1 57 803 952 CYLINDER 21 181 867 LABEL Warning 1 58 803 964 PIN 22 802 363 LABEL Caution 1 59 803 956 RING Locking 23 803 938 LABEL Graco Cleaning Systems 60 803 963 NIPPLE 24 402 278 PLUG Plastic 1 61 803 954 PLUG 25 802 781 KEY Square 3 16 x 1 1 2 1 62 803 961 O RING 26 803 966 TIP Spray 05 63 803 962 RING Backup used on 800 682 only 1 64 803 958 O RING 804 322 TIP Spray 04 65 803 953 PISTON Regulating used on 800 717 only 1 66 803 959 O RING 67 803 957 PACKING Description Qty 2200 803 997 RING Backup Spray Gun O RING O RING RING SEAT Axa 13 308 537 PARTS DRAWING 800 654 Hydra Clean 2340 Pressure Washer 14 308 537 PARTS LIST HA 800 654 Hydra Clean 2340 Pressure Washer REF PART REF PART NO NO DESCRIPTION QTY NO NO DESCRIPTION QTY 1 802 998 ENGINE 8 hp Honda OHV 1 37 156 082 O RING Quick Coupler 3 8 2 2 802 627 NIPPLE Hex 38 800 377 HOSE ASSEMBLY W QUICK 3 8 NPSM x 1 4 NPT 1 COUPLERS incl 20 30 31 1 3 802 363 LABEL Caution 1 39 101 566 NUT Lock 3 8 16 5 4 181 867 LABEL Warning 1 40 803 350 GUN Spray see Instruction 5 802 127 SCREW Cap hex hd Manual 308 511 1 5 16 18 x 1 3 4 4 41 100 023 WASHER Flat 3 8 10 6 804 274 LABEL Graco Cleaning 42 801 546 SCREW Cap hex hd Systems 1 3 8 16 x 1 3 4 5 7 100 527
3. Maximum 1000 psi 69 bar 1500 psi 103 bar 2300 psi 159 bar Working Pressure Water Pump Maximum Flow 2 6 gpm 10 Ipm 3 0 gpm 11 Ipm 4 gpm 15 Ipm Inlet Hose Connection 3 4 garden hose f 3 4 garden hose f 3 4 garden hose f 50 Ib 23 kg 50 Ib 23 kg 158 Ib 70 kg Dimensions Length 19 483 mm 19 483 mm 36 914 mm Width 14 356 mm 14 356 mm 21 533 mm Height 22 559 mm 22 559 mm 22 5 572 mm Maximum Inlet Water 160 F 70 160 F 70 160 F 70 Temperature Wetted Parts High Pressure Hose Acrylonitrile and Buna N cover and tube Bypass Hose Synthetic vam and EPDM Pressure Washer Anodized aluminum Aluminum or bronze alloys Brass Copper Nylon PTFE 9 composite including fittings Ceramic Buna N Cotton phenolic 303 304 and 316 Stainless steel Polymide 12 thermoplastic PTFE Carbon steel Zinc with or without yellow chromate plate PTFE is a registered trademark of the DuPont Company 23 308 537 THE GRACO WARRANTY WARRANTY AND DISCLAIMERS Graco warrants all equipment manufactured by it and bearing its name to be free from defects in material and workmanship on the date of sale by an authorized Graco distributor to the original purchaser for use As purchaser s sole remedy for breach of this warranty Graco will for a period of twenty four months from date of sale repair or replace any part of the equipment proven defective This warranty applies
4. RING RING Head PACKING O RING O RING BUSHING O RING STOPPER SPRING O RING BALL RING Backup O RING PISTON Control RING Backup GUIDE Valve O RING RING Backup VALVE SCREW SEAT Valve 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 3 3 3 3 1 1 1 1 3 1 3 2 1 1 1 1 1 1 1 1 19 308 537 PARTS DRAWING EEE 803 911 Pump Assembly 2300 psi 20 308 537 PARTS LIST A 803 911 Pump Assembly 2300 psi REF PART NO NO DESCRIPTION QTY 1 803 913 MANIFOLD 1 2 801 651 SCREW Cap socket hd 8 3 801 652 WASHER Lock 8 4 KIT O RING 5 KIT 1 SEAT Valve 6 KIT1 PLATE Valve 7 KIT SPRING 8 KIT 1 GUIDE Valve 9 KIT4 O RING 10 KIT4 CAP 11 KIT 1 VALVE ASSEMBLY 12 KIT 88 92 PACKING 13 KIT 92 RETAINER Packing 14 KIT 92 RING Head 15 KIT 92 RETAINER Packing 16 KIT 92 O RING 17 KIT 23 SEAL Oil 18 803 265 SCREW Cap hex hd 8 19 803 266 COVER Crankcase 2 20 803 267 SPACER 1 21 803 268 O RING 2 22 803 269 BEARING Ball 2 23 803 326 CRANKCASE 1 24 801 659 DIPSTICK 1 25 803 327 GASKET Cover 1 26 802 526 COVER Crankcase 1 Description O RING SEAT Valve PLATE Valve SPRING GUIDE Valve VALVE ASSY 801 472 RETAINER Packing RING Head RETAINER Packing om REF PART NO NO 27 803 273 28 801 488 29 802 345 30 802 793 31 803 915 32 803 275 33 803 976 34 803 276 36 803 977 37 803 279 38 803 917 39 803 922 40 803 916 41 803 919 42 803 921 43 80
5. Remove the valve assembly from the cavity the assembly may come apart 4 Install the new valve Install the o ring and hex plug torque to 75 ft lb 103 Nm NOTE Retorque 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 manifold from the crankcase NOTE It may be necessary to tap the manifold lightly with a soft mallet to loosen CAUTION Keep the manifold properly aligned with the ceramic plungers when removing to avoid damage to the plunger or seals 3 Carefully examine each plunger for any scoring or cracking and replace as necessary 22 308 537 Servicing the Plungers NOTE Plunger repair kit P N 801 474 is available to replace retainers o rings washers and backup rings for three cylinders 1 Loosen the plunger retaining screw five to six turns using an M10 wrench Push the plunger towards the crankcase to separate the plunger and retaining Screw 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 oil seals Otherwise DO NOT remove these seals as they cannot be reused A
6. WASHER Flat 5 16 18 43 802 139 AXLE 1 8 111 040 NUT Lock 5 16 18 10 44 154 636 WASHER Flat 5 8 4 9 803 215 COUPLER 1 45 106 062 WHEEL amp TIRE ASSEMBLY 2 10 803 871 HOUSING Coupler 1 46 101 545 PIN Cotter 1 8 x 1 1 2 2 11 803 911 PUMP ASSEMBLY 47 104 811 HUB CAP 2 see page 19 1 48 801 941 SCREW Cap hex hd 12 803 834 BRACKET Support 1 5 16 18 x 1 4 13 801 367 BUMPER Rubber 2 49 801 012 GROMMET Rubber 4 14 801 907 WASHER Flat 1 50 800 128 TIP ASSEMBLY 2505 15 801 905 ADAPTER 3 8 G x 3 8 NPT 1 incl 62 63 1 16 156 849 NIPPLE Hex 3 8 2 51 800 129 TIP ASSEMBLY 4005 17 801 709 PLUG Square Hd 1 4 1 incl 62 64 1 18 800 655 UNLOADER Preset 1 52 800 131 TIP ASSEMBLY 0005 19 803 334 LABEL Model 2340 1 incl 62 65 1 20 801 568 QUICK COUPLER Male 3 8 2 53 800 137 TIP ASSEMBLY 1505 21 803 869 HOSE Bypass 1 incl 62 66 1 22 801 523 NIPPLE 1 2 x 2 1 54 179 885 LABEL Warning chassis 1 23 801 622 CROSS 1 2 1 55 803 083 LABEL Keep From Freezing 1 24 800 115 VALVE Thermal Relief 1 56 801 134 WAND 32 1 25 804 073 ADAPTER 1 2 1 57 801 674 SLEEVE 28 1 26 801 111 NUT Garden Hose 1 58 801 009 QUICK COUPLER 27 801 110 ADAPTER Garden Hose 1 Female 1 4 incl 59 1 28 804 051 STRAINER FILTER 1 59 154 594 O RING Quick Coupler 1 4 1 29 402 278 PLUG Plastic 1 60 801 858 BRACKET Front Leg 1 30 802 579 HOSE High Pressure 3 8 x 50 1 61 801 504 BUMPER Rubber 1 31 801 569 QUICK COUPLER Female 3 8 62 801 090 QUICK COUPL
7. 1 30 95 The following changes apply to the page 15 parts list for 800 654 Series Letter Part That Ref Assembly No Change Changed No Part Description Description of Change Model 800 654 800 129 51 Tip assembly Replaced by 805 552 4005 801 640 65 Spray Tip 0005 Deleted 801 667 66 Spray Tip 1505 Deleted 801 614 63 Spray Tip 2505 Deleted 801 615 64 Spray Tip 4005 Deleted NEW Chemical injector Added 804 388 NEW Tube chemical Added 804 275 injector NEW Strainer chemical Added 801 683 injector NEW Tip chemical Added 805 634 injector GRACO 3X8 537 Rev D 1 30 95
8. 3 920 44 803 281 45 803 282 47 802 317 48 802 318 49 801 484 50 801 482 51 801 483 52 801 485 53 KIT 88 92 54 803 918 DESCRIPTION SCREW Cap socket hd O RING GAUGE Sight PLUG Oil Drain CRANKSHAFT PIN Wrist KEY ROD Connecting WASHER Lock SCREW Cap socket hd GUIDE Piston WASHER Flinger PLUNGER Ceramic RING Backup WASHER NUT Piston SPACER SEAL Crankshaft WASHER Lock SCREW Cap socket hd PLUG Hex PLUG Hex WASHER Flat WASHER Flat PACKING O RING 21 o a A A NO ee le 308 537 PUMP SERVICE EN 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 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 dif ferent 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 Valves NOTE For a set of six valves order P N 801 472 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
9. 3 931 Pump and Unloader Assembly REF PART NO NO DESCRIPTION 46 KIT102 SPRING 47 KIT102 O RING 48 KIT102 BALL 49 KIT102 RING Backup 50 KIT 102 94 O RING 51 KIT102 PISTON Control 52 KIT 102 RING Backup 53 KIT 102 GUIDE Valve 54 KIT 102 O RING 55 KIT 102 RING Backup 56 KIT 102 VALVE 57 KIT102 SCREW 58 KIT 102 SEAT Valve 59 KIT 84 CAP Valve 60 KIT 84 O RING 61 KIT 1 GUIDE Valve 62 KIT 1 SPRING 63 KIT 1 PLATE Valve 64 KIT 1 SEAT Valve 65 KIT 1 O RING 66 KIT 1 VALVE ASSEMBLY 67 804 016 MANIFOLD 68 KIT 94 102 O RING 69 803 998 NOZZLE 70 804 284 FITTING Outlet 74 804 003 FITTING Chemical Injector 75 KIT 94 O RING 76 804 002 KNOB Adjustment chemical injector 77 804 001 NEEDLE 78 KIT 94 O RING 79 KIT 94 SPRING 80 804 027 SCREW Cap socket hd 81 803 278 WASHER Lock 82 804 000 SEAT Valve 83 KIT 94 O RING 84 804 005 BODY CHEMICAL INJECTOR 85 KIT 94 O RING 86 KIT 94 BALL 87 KIT 94 SPRING 88 KIT 94 O RING 89 802 793 PLUG Hex Hd 90 801 484 PLUG Hex Hd 91 KIT 94 O RING QTY 83 94 97 102 Repair Kit Part No 801 472 Valve Cil Seal 804 034 Valve Cap 803 335 Chemical Injector 804 036 Packing amp Retainer 804 037 Packing 804 038 Unloader 61 62 Description GUIDE Valve SPRING PLATE Valve SEAT Valve O RING VALVE ASSEMBLY SEAL Oil CAP Valve O RING RING Head PACKING RETAINER Packing O RING O
10. ER Male 1 4 1 incl 37 2 63 801 614 TIP Spray 2505 1 32 800 392 GUN amp WAND ASSEMBLY 64 801 615 TIP Spray 4005 1 incl 16 31 40 56 57 58 1 65 801 640 TIP Spray 0005 1 33 800 661 CHASSIS 1 66 801 667 TIP Spray 1505 1 34 801 539 BUMPER 1 67 801 137 KEY Square 1 4 x2 1 1 35 803 925 HANDLE 36 800 175 FRONT LEG ASSEMBLY incl 39 41 42 60 61 15 308 537 N OD 7 A TORNO RKR o QQ SE st st st MO O TWO O OLOTO O O LO Y e N co Oo e e N e lt LO e NON lt vr t N LO N PARTS DRAWING HA 803 931 Pump and Unloader Assembly 16 308 537 PARTS LIST 803 931 Pump and Unloader Assembly REF PART NO NO 1 804 008 2 801 484 3 802 344 4 804 014 5 KIT 83 6 KIT 96 97 7 KIT 96 97 8 KIT 96 9 KIT 96 97 10 KIT 96 97 11 802 345 12 804 021 13 801 659 14 803 920 15 803 921 16 804 011 17 803 918 18 804 020 19 803 922 20 804 026 21 804 015 22 804 013 23 803 651 24 804 010 25 804 012 26 801 652 27 804 028 28 803 999 29 804 025 30 803 281 31 803 268 32 804 018 33 804 017 34 804 022 35 804 009 36 804 007 37 804 023 38 804 029 39 804 019 40 804 006 41 804 004 42 804 024 43 KIT 102 44 KIT 102 45 KIT 102 DESCRIPTION CRANKCASE PLUG Oil Drain O RING PAN Collection SEAL Oil RING Head PACKING RETAINER Packing O RING O RING GAUGE Sight oil level BEARING Needle DIPSTICK NUT Hex WASHER PLUNGER Ceramic O RING RING Backu
11. INSTRUCTIONS PARTS LIST G 308 537 Rev B GRACO Supersedes A This manual contains IMPORTANT WARNINGS and INSTRUCTIONS READ AND RETAIN FOR REFERENCE HYDRA CLEAN 1026 1530 2340 Pressure Washers HYDRA CLEAN 1026 3 HP ENGINE P N 800 682 Series A 1000 psi 69 bar OPERATING PRESSURE 1400 psi 97 bar MAXIMUM WORKING PRESSURE HYDRA CLEAN 1530 4 HP ENGINE P N 800 717 Series A 1500 psi 103 bar OPERATING PRESSURE 1900 psi 131 bar MAXIMUM WORKING PRESSURE HYDRA CLEAN 2340 8 HP ENGINE P N 800 654 Series A 2300 psi 159 bar OPERATING PRESSURE 2800 psi 193 bar MAXIMUM WORKING PRESSURE E LEAR EXC D 4 O Q a AA SH MS Cas N lt A 4 2 SZ B RO Y Q om m a ar me de CO SR 4 N SLJ d de L CS SA o A S i LA SAH c GRACO INC P O Box 1441 MINNEAPOLIS MN 55440 1441 OCOPYRIGHT 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 EN 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 spla
12. WARRANTY OF FITNESS FOR A PARTICULAR PURPOSE AND OF ANY NON CONTRACTUAL LIABILITIES INCLUDING PRODUCT LIABILITIES BASED ON NEGLIGENCE OR STRICT LIABILITY EVER Y FORM OF LIABILITY FOR DIRECT SPECIAL OR CONSEQUENTIAL DAMAGES OR LOSS IS EXPRESSL Y EXCLUDED AND DENIED IN NO CASE SHALL GRACO S LIABILITY EXCEED THE AMOUNT OF THE PURCHASE PRICE ANY ACTION FOR BREACH OF WARRANTY MUST BE BROUGHT WITHIN THREE 3 YEARS OF THE DATE OF SALE EQUIPMENT NOT COVERED BY GRACO WARRANTY GRACO MAKES NOW ARRANTY AND DISCLAIMS ALL IMPLIED W ARRANTIES OF MERCHANTABILITY AND FITNESS FORA P ARTICULAR PURPOSE WITH RESPECTT O ACCESSORIES EQUIPMENT MATERIALS OR COMPONENTS SOLD BUT NOT MANUFACTURED BY GRACO These items sold but not manufactured by Graco such as electric motor switches hose etc are subject to the warranty if any of their manufacturer Graco will provide purchaser with reasonable assistance in making any claim for breach of these warranties Nw IMPORTANT PHONE NUMBERS INN TO PLACE AN ORDER contact your Graco distributor or call this number to identify the distributor closest to you 1 800 328 0211 Toll Free FOR TECHNICAL ASSIST ANCE service repair information or assistance regarding the application of Graco equipment 1 800 543 0339 Toll Free Factory Branches Atlanta Chicago Dallas Detroit Los Angeles West Caldwell N J Subsidiary and Affiliate Companies Canada England Switzerland France Germany Hong Kong Japan Korea
13. all the parts in the proper order and facing the correct direction Improperly installed parts will cause a malfunction 3 Remove the v packing and head ring Pull out the intermediate retainer ring Remove the second v packing and second hesa ring 7 Reassemble the manifold as instructed in Servicing the Plungers 4 Inspect all parts and replace as necessary ACCESSORIES NNNM Must be purchased separately DOWNSTREAM CHEMICAL INJECTOR KIT BACKFLOW PREVENTOR 801 133 800 117 amp 800 649 2340 Prevent back up of contaminated water into fresh For injecting harsh cleaning chemicals downstream supply Install upstream of pump from the pump 800 649 is all stainless steel wetted parts ANTI FREEZE FLUSH KIT 802 327 For flushing system with 50 anti freeze solution prior UPSTREAM CHEMICAL INJECTOR KIT to transporting or storing pressure washer in below 800 257 freezing temperatures For injecting mild cleaning chemicals upstream into the pump INLET PRESSURE REGULATOR 800 258 Regulates inlet water pressure to 60 psi 4 bar CHASSIS amp WHEELS ASSEMBLY maximum 800 719 1026 amp 1530 Complete chassis with semi pneumatic wheels for portability TECHNICAL DATA A lise oe 22 Model 800 682 Model 800 717 Model 800 654 Engine air cooled 4 cycle 3 hp Briggs amp Stratton UC 4 hp Honda OHV 8 hp Honda OHV Gasoline Tank Capacity 2 quarts 1 9 liter 2 6 quarts 2 5 liter 6 2 quarts 6 liter Water Pump
14. apidly and firmly Continue holding the rope as it returns Pull and return the rope until the engine starts In cool weather the choke may have to be kept closed for 10 to 30 seconds before opening it to keep the engine running Otherwise open the choke as soon as the engine starts If the engine is warm leave the choke open or just partly close it Start the engine as described in the preceding paragraph When it starts be sure to open the choke completely CAUTION On recoil start engines never let the starter rope return by itself It could jam the recoil system 7 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 8 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 turned on before starting the pump DO NOT operate the pressure washer with the inlet water screen removed This screen helps keep abrasi
15. ceeding PROBLEM Engine will not start or No gasoline in fuel tank or carburetor Fill the tank with gasoline open fuel shut off valve is hard to start Check fuel line and carburetor Low oil Add to proper level Start Stop switch in Stop position Move switch to start position Water in gasoline or old fuel Drain fuel tank and carburetor Use new fuel and dry spark plug Choked improperly Flooded engine Open choke and crank engine several times to clear out gas Dirty air cleaner filter Remove and clean Spark plug dirty wrong gap or wrong type Clean adjust the gap or replace Spray gun closed Trigger spray gun Engine misses or Partially plugged air cleaner filter Remove and clean lacks power Spark plug dirty wrong gap or wrong type Clean adjust the gap or replace Low pressure and or Worn or wrong size tip Replace with tip of proper size pump runs rough Inlet filter clogged Clean Check more frequently Worn packings abrasives in water or Check filter Replace packings See PUMP SERVICE natural wear Inadequate water supply Check water flow rate to pump Fouled or dirty inlet or discharge valves Clean inlet and discharge valve assemblies Check Even a small particle can cause the valve filter to stick Restricted inlet Check garden hose may be collapsed or kinked Worn inlet or discharge valves Replace worn valves Leaking high pressure hose Replace high pressure hose Water leakage from W
16. e than 10 minutes when shutting down and before checking or repairing any part of the system Engage the trigger safety latch Turn the sprayer off Remove the ignition cable from the spark plug Shut off the water supply Disengage the trigger safety latch and trigger the gun to relieve pressure and then engage the trigger safety latch again Before long term overnight storage or transporting of unit disconnect the water supply and turn off the fuel supply valve 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 NOTE An anti freeze flush kit P N 802 327 is available to make flushing easier CAUTION If water does freeze in the pressure washer thaw itin a warm room before trying to start it DO NOT pour hot water on or into the pump it may crack the ceramic plungers 2 After each use wipe all surfaces of the pressure washer with a clean damp cloth 3 Perform the appropriate maintenance See maintenance chart 10 308 537 MAINTENANCE EN 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 engine and pump After changing the oil in these components follow
17. ents 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 ENGAGED TRIGGER SAFETY LATCH SHOWN DISENGAGED Figure 2 Installing and Changing Spray Tips 2340 WARNING To reduce the risk of serious bodily injury i 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 old tip and or install a new one 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 9 308 537 SHUTDOWN FLUSHING ES 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 spraying for mor
18. ing their respective break in periods the interval between required changes is longer If the unit is operating in dusty conditions these maintenance checks should be made more often 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 before proceeding Daily Clean water inlet screen and filter Check engine and pump oil levels Fill as necessary Check gasoline level Fill as necessary After first 5 hours of operation Each 25 hours of operation Change engine break in oil Drain oil when warm Use SAE 30 or 10W 30 detergent oil Clean and remove air cleaner foam Wash with water and detergent Dry thoroughly Rub with oil and squeeze to distribute oil After first 50 hours of operation Each 100 hours Clean or replace paper air of operation cleaner cartridge Tap gently to or 3 months remove dirt Change engine oil Use SAE 30 or 10W 30 detergent oil Each 500 hours Change pump oil Use SAE 20 of operation or 30 non detergent oil or 6 months Change pump break in oil Use SAE 20 or 30 non detergent oil TROUBLESHOOTING CHART NEN 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 before pro
19. injector is an accessory See the chemical injector instruction manual WARNING DO NOT attempt to open or close the adjustable nozzle when the spray gun is in use Be sure that the trigger safety latch on the gun is in the ON position before adjusting to avoid serious bodily injury or fluid injection Check the distance that you will need to hold the spray nozzle from the surface by test spraying on a scrap of similar material For soft surfaces such as wook hold nozzle 3 ft 1 m from the surface and gradually bring it closer checking to see if the high pressure spray is damaging the surface Mist the wet surface with cleaning solution Let it soak briefly then use the high pressure rinse to chisel off the Soil Keep the nozzle at an angle to the surface and at a distance determined to be best for the surface If some Soil remains repeat the procedure letting the chemical soak a little longer Stubborn soil can be cleaned of f better with a stronger heated cleaning solution Protect surfaces that might be damaged by the cleaning solution or the high pressure spray Rinse the solution before it dries 8 308 537 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 latch whenever spraying stops even for a moment In the engaged position the trigger safety latch prev
20. n 1026 Pressure Washer 800 717 Hydra Clean 1530 Pressure Washer REF PART REF PART NO NO DESCRIPTION QTY NO NO DESCRIPTION QTY 1 803 930 ENGINE 3 hp 27 804 338 GUARD Muffler Briggs amp Stratton UC used on 800 682 only used on 800 682 only 803 890 SCREW Self Tapping pan hd 804 285 ENGINE 4 hp Honda OHV 29 803 989 COVER used on 800 717 only 30 803 991 LOCK Trigger 2 111 040 NUT Lock 5 16 18 31 803 990 TRIGGER 3 100 023 WASHER Flat 5 16 32 803 985 ROD Piston 4 100 214 WASHER Lock 5 16 KIT 2200 RING Backup 5 802 277 SCREW Cap hex hd 34 KIT2200 O RING 6 7 8 N 00 5 16 18 x 2 1 2 35 803 983 FITTING Outlet 804 050 HANDLE 36 KIT 2200 O RING 801 217 BUMPER Rubber 37 KIT 2200 RING 803 931 PUMP AND UNLOADER 38 KIT 2200 SEAT A E oo O oO oO ASSEMBLY see page 16 1 39 803 982 SHUTTER 9 155 500 O RING 1 40 803 984 SPRING 10 179 885 LABEL Warning 1 41 803 986 WASHER 11 804 030 CONNECTOR Garden Hose 1 42 803 981 HOUSING 12 801 112 STRAINER Garden Hose 1 43 803 979 WASHER 13 804 275 TUBING Chemical 1 4 1 44 803 978 NUT 14 801 683 STRAINER Chemical 1 45 803 988 HOUSING 15 803 934 GUN AND WAND ASSEMBLY 46 803 987 PIN includes 28 51 1 49 803 996 WAND 24 16 803 935 TIP HOLDER Variable Angle 50 803 994 CLIP C includes 52 67 1 51 803 995 SLEEVE 17 803 936 HOSE ASSEMBLY 52 803 951 KNOB Regulation High Pressure 3 8 x 25 1 53 803 965 PIN 18 102 547 SCREW Cap hex hd
21. n oil seal kit is available to replace the seals 5 Lightly grease the flinger and oil seal if it is being replaced 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 through the plunger Torque to 14 4 ft Ib 19 5 Nm NOTE f 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 seals 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 5 Thoroughly clean the packing cavities and examine NOTE There are two types of packing kits one is just tor debris dnd damage packings only the other includes the packings 6 Lightly grease the packing cavities and then replace rings and retainers the packings in the following order head ring E v packing intermediate ring head ring v packing 1 Remove the manifold as outlined in the Pumping and packing retainer with the o ring installed in the Section retainer groove 2 Carefully pull the packing retainer from the manifold Examine the o ring and replace it if it is cut or damaged CAUTION Inst
22. only when the equipment is installed operated and maintained in accordance with Graco s written recommendations This warranty does not cover and Graco shall not be liable for any malfunction damage or wear caused by faulty installation misapplication abrasion corrosion inadequate or improper maintenance negligence accident tampering or substitution of non Graco component parts Nor shall Graco be liable for malfunction damage or wear caused by the incompatibility with Graco equipment of structures accessories equipment or materials not supplied by Graco or the improper design manufacture installation operation or maintenance of structures accessories equipment or materials not supplied by Graco This warranty is conditioned upon the prepaid return of the equipment claimed to be defective for examination by Graco to verify the claimed defect If the claimed defect is verified Graco will repair or replace free of charge any defective parts The equipment will be returned to the original purchaser transportation prepaid If inspection of the equipment does not disclose any defect in material or workmanship repairs will be made at a reasonable charge which charges may include the costs of parts labor and transportation DISCLAIMERS AND LIMITATIONS THE TERMS OF THIS W ARRANTY CONSTITUTE THE PURCHASER S SOLE AND EXCLUSIVE REMEDY AND ARE IN LIEU OF ANY OTHER WARRANTIES EXPRESS OR IMPLIED INCLUDING WARRANTY OF MERCHANTABILITY OR
23. orn packings Install new packings See PUMP SERVICE under pump manifold Water in pump Humid air condensing inside crankcase Change oil as specified in MAINTENANCE Worn packings Install new packings See PUMP SERVICE Oil seals leaking Install new oil seals See PUMP SERVICE Frequent or premature Scored damaged or worn plungers Install new plungers See PUMP SERVICE failure of the packings Abrasive material in the fluid being pumped Install proper filtration on pump inlet plumbing Inlet water temperature too high Check water temperature may not exceed 160 F Overpressurizing pump Do not modify any factory set adjustments See EQUIPMENT MISUSE HAZARD Excessive pressure due to partially plugged Clean or replace tip See Installing and Changing or damaged tip Spray Tips Pump running too long without spraying Never run pump more than 10 minutes without spraying Running pump dry Do not run pump without water 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 Oil leakage between Worn oil seals and or o ring Replace oil seals and or o ring See SERVICE the engine and the SECTION pump 11 308 537 PARTS DRAWING 800 682 Hydra Clean 1026 Pressure Washer 800 717 Hydra Clean 1530 Pressure Washer 12 308 537 PARTS LIST HA 800 682 Hydra Clea
24. p WASHER Flinger PIN Connecting Rod GASKET Cover COVER Crankcase SCREW Cap socket hd ROD Connecting ROD Piston WASHER Lock SCREW Cap hex hd FLANGE Gasoline Engine WASHER Lock SPACER O RING SEAL Oil RING Snap BEARING Ball CRANKSHAFT KNOB Adjustment unloader NUT Hex SCREW Adjusting O RING REGULATOR Pressure SEAT SPRING Helical Coil BUSHING O RING STOPPER A lt nn sch ak zk e ak ER P P O QO OO A O O CO QO O QO W A A Repair Kit Part No 83 94 97 102 801 472 Valve Oil Seal 804 034 Valve Cap 803 335 Chemical Injector 804 036 Packing A Retainer 804 037 Packing 804 038 Unloader 61 62 Description GUIDE Valve SPRING PLATE Valve SEAT Valve O RING VALVE ASSEMBLY SEAL Oil CAP Valve O RING RING Head PACKING RETAINER Packing O RING O RING RING Head PACKING O RING O RING BUSHING O RING STOPPER SPRING O RING BALL RING Backup O RING PISTON Control RING Backup GUIDE Valve O RING RING Backup VALVE SCREW SEAT Valve 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 3 3 3 3 1 1 1 1 3 1 3 2 1 1 1 1 1 1 1 1 17 308 537 N OD 7 A TORNO RKR o QQ SE st st st MO O TWO O OLOTO O O LO Y o N o o e e CN e t i e e o oi Ut lt Y Y N O N PARTS DRAWING Continued HA 803 931 Pump and Unloader Assembly 18 308 537 PARTS LIST Continued 80
25. r the gun to relieve pressure and then engage the trigger safety latch again 6 Before long term overnight storage or transporting of unit disconnect the water supply and turn off the fuel supply valve Spray Gun Safety Devices Be sure all gun 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 bodily 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 resultin 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 Relief Procedure and then remove the spray tip to clean it EQUIPMENT MISUSE HAZARD A General Safety Any misuse of the pressure washer or 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 regularly and repair or replace worn or damaged parts immediatel
26. re hose using the quick couplers provided Connect the high pressure hose between the pump outlet and the gun inlet Both of these connections are made with quick couplers CAUTION Up to 100 ft 30 m of high pressure hose may be used Longer hoses may af fect sprayer performance and chemical injector performance if used Install the appropriate spray tip on the wand See Installing and Changing Spray Tips If you are using a sandblaster kit see its separate manual for installation instructions 6 308 537 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 If inlet water pressure is over 60 psi 4 1 bar a regulating water valve P N 800 258 must be installed at the garden hose connection Do not exceed 160 temperature F 70 C inlet water Connect a hose with at least a 3 4 inch 19 mm ID from the water supply to the unit s 3 4 inch garden hose inlet The supply hose should not be more than 50 ft 15 m long NOTE The water source at the unit must have a minimum flow rate equal to that of the unit see Technical Data inside back cover STARTUP HA Always use this startup procedure to ensure that the unit is started safel
27. shed 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 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 If 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 Injection in the skin is a traumatic injury It 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 2 308 537 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 2 Turn the sprayer off 3 Remove the ignition cable from the spark plug 4 Shut off the water supply 5 Disengage the trigger safety latch and trigge
28. ure fluid from the gun NEVER operate the pressure washer without all guards and interlocks installed and functioning Follow the TERMS NEN WARNING Alerts user to avoid or correct conditions NOTE Identifies helpful procedures and information that could cause bodily injury CAUTION Alerts user to avoid or correct conditions that could cause damage to the equipment IMPORTANT United States Government 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 4 308 537 INSTALLATION HIGH PRESSURE HOSE CONNECTION INLET WATER CONNECTION 3 4 GARDEN HOSE PRESSURE HOSE CONNECTION CONNECTION 3 4 GARDEN HOSE FOR THE 2340 ONLY QUICK COUPLER 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 FOR THE 1026 amp 1530 HIGH INLET WATER PRESSURE CONNECTION 3 4 HOSE GARDEN HOSE CONNECTION Set Up 1026 amp 1530 Connect the high pressure hose between the pump outlet and the gun inlet Both of these are pipe connections Use liquid pipe thread sealant or PTFE tape on the threads during assembly 5 308 537 Set Up 2340 If you are using a downstream chemical injector install it between the pump unloader and the high pressu
29. 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 or any other device A repaired hose cannot contain the high pressure fluid HANDLE AND ROUTE HOSES CAREFULL Y 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 Chor below 40 F 40 C FUEL AND EMISSION HAZARDS ENEIIINMWUN NEVER fill the fuel tank while the unit is running or hot The fuel used in this unit is combustible and when spilled on a hot surface can ignite and cause a fire ALWAYS fill tank slowly to avoid spilling NEVER operate the unit in a closed building The exhaust contains carbon monoxide a poisonous odorless invisible gas which can cause serious injury or death if inhaled NEVER alter the throttle setting which is factory set Tampering with this adjustment can damage the pressure washer and will void the warranty 3 308 537 MOVING PARTS HAZARD A Moving parts can pinch or amputate fingers or other Pressure Relief Procedure before checking or body parts KEEP CLEAR of moving parts when starting servicing the pressure washer to prevent discharging or operating the pressure washer high press
30. ve sediment out of the pump which could clog or scratch the pump Keep this screen clean DO NOT pump caustic materials such materials may corrode the pump components 9 See the chemical injector or sandblaster kit manual for detailed cleaning information if these accessories are used 2340 only 7 308 537 Chemical Injector 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 s literature before using any chemical in this pressure washer WARNING Observe chemical manufacturer s safety precautions regarding use of goggles protective clothing or respirators 1026 amp 1530 A downstream chemical injector is provided with the pressure washer Insert the chemical strainer attached with clear tubing to the chemical injector into the container of chemical Push the nozzle holder on the end of the wand away from the gun This causes a drop in pressure that actuates the chemical injector Pull the nozzle holder to deactivate the chemical injector and produce high pressure for rinsing The flowrate of the chemical is regulated by turning the chemical adjuctment knob on the injector Maximum chemical flow is at a full two turns counterclockwise from the closed clockwise position T wisting the nozzle holder will change the spray fan angle 2340 The chemical
31. y ALWAYS wear protective eyewear and appropriate clothing If using a chemical injector read and follow the chemical manufacturer s literature for recommendations on additional protective equipment such as a respirator System Pressure This sprayer can develop high operating pressures 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 s literature before using any chemical in this pressure washer HOSE SAFETY HA 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 HA VE 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 all 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 NEVER
32. y and properly 1 Check oil levels Engine Add SAE 30 or 10W 30 weight detergent oil as necessary Pump Add SAE 20 or 30 weight non detergent oil as necessary NOTE Some units are equipped with a low oil sensor that shuts the engine of f if the oil level falls below a certain level If the unit stops unexpectedly check both the oil and the fuel levels Check the oil level each time the unit is refueled 2 Check fuel level WARNING DO NOT refuel a hot engine Refueling a hot engine could cause a fire Use only fresh clean regular or unleaded gasoline Close the fuel shutoff valve during refueling 3 Turn on the water supply CAUTION Never run the unit dry Costly damage to the pump will result Always be sure the water supply is completely turned on before operating 4 Trigger the gun until water sprays from the tip indicating that the air is purged from the system 5 Open the fuel shutoff valve Be sure the spark plug ignition cable is pushed firmly onto the spark plug On those units equipped with an ignition shutof f Switch put the switch in the on position and put the throttle in the run position 6 Start the engine NOTE For easier starting have one person start the pressure washer while another person triggers the spray gun If the engine is cold completely close the engine choke Grasp the starter rope brace one foot on the pressure washer chassis and pull rope r
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