Graco Inc. 1235 Pressure Washer User Manual
Contents
1. Restricted inlet Worn inlet or discharge valves Check water flow rate to pump Tighten or replace Clean inlet and discharge valve assemblies Check filter Check garden hose may be collapsed or kinked Replace worn valves Leaking high pressure hose Replace high pressure hose Water leakage from Worn 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 Oil seals leaking 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 adjustments See EQUIPMENT MISUSE HAZARD Excessive pressure due to partially plugged Clean or replace tip See Installing 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 Frequent or premature failure of the packings Scored damaged or worn plungers Abrasive material in the fluid being pumped Inlet water temperature too high Overpressurizing Pump Running pump dry Strong surging atthe Foreign particles in the inlet or discharge inlet and low pre2. 160 F 70 C Maximum Inlet Water Temperature Inlet Hose Connection 3 4 in garden hose f Wetted Parts High Pressure Hose Bypass Hose Synthetic yarn and EPDM Pressure Washer including fittings Anodized aluminum Aluminum or Bronze alloys Brass Copper Nylon Ceramic Buna N Cotton Phenolic 303 304 and 316 Stainless Steel Polymide 12 ANTI FREEZE FLUSH KIT 802 327 For flushing system with 50 anti freeze solution prior to transporting or storing pressure washer in below freezing temperatures INLET PRESSURE REGULATOR 800 258 Regulates inlet water pressure to 60 psi 4 bar maximum Model 800 268 3 0 hp 1 phase 230 volt 20 amps 60 Hz 1200 psi 82 bar 3 5 gpm 13 Ipm 140 Ibs 64 kg 39 in 991 mm 21 in 533 mm 21 in 533 mm 160 F 70 C 3 4 in garden hose f Acrylonitrile and Buna N cover and tube composite Thermopiastic Teflon Carbon Steel Zinc with or without Yellow Chromate Plate 22 308 518 NOTES 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 app
3. LABEL Caution 115V LABEL Caution Warning LABEL Graco G LABEL Keep from Freezing TERMINAL Slide CONNECTOR Wire TERMINAL Siide O RING Female coupler 1 4 2 omk m ab de m m m o mk mo aD sch sch sch md zk sch sch zb md zb sch sch sch sch HOSE ASSEMBLY w Quick Couplers incl 34 39 and 1 4 female QC 308 518 13 PARTS DRAWING 800 268 Hydra Clean 1235 Pressure Washer a 230 VOLT 1 PHASE WR C a Ke 45 44 14 308 518 PARTS LIST 800 268 Hydra Clean 1235 Pressure Washer 36 800 248 PUMP amp MOTOR ASSEMBLY 79 801 504 BUMPER Rubber 801 858 BRACKET Front Leg REF PART REF PART NO NO DESCRIPTION QTY NO NO DESCRIPTION QTY 1 800 394 GUN amp WAND ASSEMBLY 37 801 523 NIPPLE 1 2 x 2 1 incl 4 13 49 50 54 1 38 801 106 TEE 1 2 1 2 801 090 QUICK COUPLER Male 1 4 6 39 801 178 ELBOW Street 1 2 1 3 801 007 HOSE High Pressure 50 1 40 800 115 THERMAL RELIEF VALVE 1 4 801 009 QUICK COUPLER Female 1 4 41 802 666 TEE Street 1 incl 81 3 42 800 113 FILTER 1 5 402 278 PLUG Plastic 1 43 801 111 NUT Garden Hose 1 6 800 135 TIP ASSEMBLY 0 Degree 44 801 110 ADAPTER Garden Hose 1 incl 2 74 1 45 801 112 STRAINER Garden Hose 1 7 800 134 TIP ASSEMBLY 15 Degree 46 801 866 HOSE Bypass incl 73 1 inci 2 75 1 47 801 620 ELBOW Street 1 4 1 8 800 060 TIP ASSEMBLY 25 Degree 48 802 842 UNLOADER 1200 PSI 1 incl 2 76 1 49 801 935 WAND 20 1 9 800 061 TIP A
4. 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 more 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 Disconnect the electrical supply 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 6 Before long term overnight storage disconnect the water supply and disconnect the electricity a fp D 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 in the eyes or on the skin or injury from moving parts always follow the Pressure Relief Procedure Warning before proceeding 8 308 518 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
5. 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 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 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 Relief Procedure and then remove the spray tip to clean it DANGER Improper connection ofthe equipment grounding conductor can result in the risk of electrocution Check with a qualified electrician or service person if you are in doubt as to whether the outlet is properly grounded Do not modify the plug provided with the product if it will not fit the outlet have a proper outlet installed by a qualified electrician GROUND FAULT CIRCUIT INTERRUPTER PROTECTION 826 The 826 pressure washer is provided with a ground fault circuit interrupter GFCI built into the power supply cord This device provides additional protectio
6. Lock 1 4 WASHER Lock 1 2 SCREW Cap socket hd 1 2 13 x 1 1 4 SPIDER KEY QTY _ ss e hhh 308 518 17 Z gt aq cc Q on ka lt oa gt a E a o lt Q E 5 10 N a o 18 308 518 PARTS LIST 802 265 Pump Assembly 800 psi REF PART REF PART NO NO DESCRIPTION QTY NO NO DESCRIPTION QTY 1 801 899 MANIFOLD Aluminum 1 25 803 271 GASKET Cover 1 802 795 MANIFOLD Brass 1 26 803 272 COVER Crankcase 1 2 801 651 SCREW Cap socket hd 6 27 803 273 SCREW Cap socket hd 4 3 801 652 WASHER Lock 6 28 KIT 6 O RING 4 KIT 1 O RING 29 802 345 GAUGE Sight 1 5 KIT 1 SEAT Valve 30 802 793 PLUG Oil Drain 1 6 KIT 1 PLATE Vaive 31 803 274 CRANKSHAFT 1 7 KIT 1 SPRING 32 803 275 PIN Wrist 2 8 KIT 1 GUIDE Valve 33 802 794 KEY i 9 KIT 4 O RING 34 803 276 ROD Connecting 2 10 KIT 4 CAP 35 803 277 WASHER Flat 4 11 KIT 1 VALVE ASSEMBLY 36 803 278 WASHER Lock 4 12 KIT 19 27 PACKING 37 803 279 SCREW Cap socket hd 4 13 KIT 27 RETAINER Packing 38 803 280 GUIDE Piston 2 14 KIT 27 RING Head 39 801 489 WASHER Flinger 2 15 KIT 27 RETAINER Packing 40 801 661 PLUNGER Ceramic 2 16 KIT 27 O RING 41 KIT 6 RING Backup 17 KIT 23 SEAL Oil 42 KIT6 WASHER 18 803 265 SCREW Cap hex hd 8 43 KIT 5 SCREW Piston 19 803 266 COVER Crankcase 2 44 803 281 SPACER 1 20 803 267 SPACER 1 45 803 282 SEAL Crankshaft 1 21 803 268 O RING 2 49 801 484 PLUG Hex 1 22 803 269 BEARING Ball 2 50 801 4
7. head ring 4 Inspect all parts and replace as necessary Thoroughly clean the packing cavities and examine 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 Be very sure the parts are instalied in the proper order and facing the correct direction Improperly installed parts will cause a malfunction 7 Reassemble the manifold as instructed in Servicing the Plungers 308 518 11 115 VOLT 1 PHASE ke lt N gt Le 3 Y A to a N co o E O t bd ke O gt p a o 7 i eo O z gt lt cc Q gt lt a 12 308 518 PARTS LIST 800 093 Hydra Clean 826 Pressure Washer REF lt 2000 NORAN PART NO 801 683 803 059 801 881 801 901 801 023 801 025 801 940 801 900 803 486 801 905 801 907 801 865 801 880 801 890 801 891 801 178 801 709 801 866 801 024 801 539 801 941 108 179 801 235 801 857 800 426 801 546 801 015 802 627 800 118 801 363 801 878 800 175 801 541 DESCRIPTION STRAINER Chemical TUBING Vinyl SWIVEL 1 4 NPSM x 3 8 NPT BRACKET Support WASHER Flat 5 16 WASHER Lock 5 16 SCREW Cap hex hd 5 16 18 x 3 4 GROMMET Rubber INJECTOR Chemical ADAPTER 3 8 6 x 3 8 NPT WASHER Flat UNLOADER 800 PSI PIN
8. 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 ofthe hose DO NOT expose Graco hose to temperatures above 200 F 93 C or below 40 F 40 Pressure Relief 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 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 4 308 518 INSTALLATION PUMP OIL LEVEL INDICATOR MOTOR WINDOW SWITCH WATER CONNECTION 3 4 GARDEN INLET FILTER PUMP DIPSTICK Figure 1 Check for Shipping Damage Check the unit for any damage that may have occurred in shipping Note any damage and notify the carrier immediately Set Up Before plugging in the unit be sure the electrical service matches the specification in Technical Data page 22 and the voltage label on the unit With the unit off plug the power supply cord into a grounded GFCI protected outlet Do not remove the electrical plug which comes with the unit or bend connecting prongs to fit an improper outlet Use an extension cord that meets the requirements of the EXTENSIO
9. 5 SCREW Cap hex hd 19 803 266 COVER Crankcase 20 803 267 SPACER 21 803 268 O RING 22 803 269 BEARING Ball 23 803 326 CRANKCASE 24 801 659 DIPSTICK 25 803 327 GASKET Cover Repair Kit Qty Part No Description Incl 801 472 O ring Valve Seat valve Plate valve Spring Guide valve 11 Valve Assy 802 306 O ring Valve Cap i Cap 801 474 O ring Plunger Ring backup 43 KIT6 SCREW Piston 44 803 281 SPACER 45 803 282 SEAL Crankshaft 49 801 484 PLUG Hex 50 801 482 PLUG Hex 51 801 483 WASHER Flat 52 801 485 WASHER Flat sch sch NIN MO b ab sch m sch 0 NN Oo On P OO OO OO DMD Repair Washer Screw piston 19 801 662 12 Packing Packing 23 801 658 17 Seal oil Oil Seal 801 664 e Packing BR an Packing amp Retainer Retainer packing Ring head Retainer packing O ring 308 518 21 ACCESSORIES Must be purchased separately DOWNSTREAM CHEMICAL INJECTOR KIT 1235 800 111 For injecting harsh cleaning chemicals downstream from the pump UPSTREAM CHEMICAL INJECTOR KIT 800 257 For injecting mild cleaning chemicals upstream into the pump BACKFLOW PREVENTOR 801 133 Prevent back up of contaminated water into fresh supply Install upstream of pump TECHNICAL DATA E Model 800 093 Working Pressure Motor Totally Enclosed Fan Cooled Unit Weight Dimensions Length 36 in 991 mm Width 19 in 482 mm Height 20 in 508 mm
10. 8 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 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 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 or destruction of 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 recoupie high pressure hose or mend it with tape or any other device A repaired hose cannot contain the high
11. 82 PLUG Hex 1 23 803 270 CRANKCASE 1 51 801 483 WASHER Flat 1 24 801 659 DIPSTICK 1 52 801 485 WASHER Flat 1 Repair Kit Qty Part No Description Incl 801 472 O ring Valve Seat valve Plate valve Spring Guide valve 11 Valve Assy 802 306 O ring Valve Cap Cap 801 474 O ring Plunger Ring backup Repair Washer Screw piston 19 801 662 Packing Packing 23 801 658 Seal oil Oil Seal 801 664 Packing Packing amp Retainer packing Retainer Ring head Retainer packing O ring 308 518 19 PARTS LIST 802 629 Pump Assembly 1200 psi REF PART REF PART NO NO DESCRIPTION QTY NO NO DESCRIPTION QTY 1 802 319 MANIFOLD 1200 psi 1 26 802 526 COVER Crankcase 1 2 801 651 SCREW Cap socket hd 8 27 803 273 SCREW Cap socket hd 5 3 801 652 WASHER Lock 8 28 KIT 6 O RING 4 KIT 1 O RING 29 802 345 GAUGE Sight 1 5 KIT 1 SEAT Valve 30 802 793 PLUG Oil Drain 1 6 KIT 1 PLATE Valve 31 803 329 CRANKSHAFT 1 7 KIT 1 SPRING 32 803 275 PIN Wrist 3 8 KIT 1 GUIDE Vaive 33 802 794 KEY 1 9 KIT 4 O RING 34 803 276 ROD Connecting 3 10 KIT 4 CAP 35 803 277 WASHER Flat 6 11 KIT 1 VALVE ASSEMBLY 36 803 278 WASHER Lock 6 12 KIT 19 27 PACKING 37 803 279 SCREW Cap socket hd 6 13 KIT 27 RETAINER Packing 38 803 330 GUIDE Piston 3 14 KIT 27 RING Head 39 801 660 WASHER Flinger 3 15 KIT 27 RETAINER Packing 40 801 661 PLUNGER Ceramic 3 16 KIT 27 O RING 41 KIT 6 RING Backup 17 KIT 23 SEAL Oil 42 KIT 6 WASHER 18 803 26
12. ARNING 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 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 ENGAGED TRIGGER SAFETY LATCH SHOWN DISENGAGED Figure 2 installing and Changing Spray Tips 1235 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 Rellef 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 3 308 518 7 SHUTDOWN FLUSHING AND STORAGE
13. C PO BOX 1441 MINNEAPOLIS MN 55440 1441 PRINTED IN U S A 308 518 2 90
14. Cotter 1 8 x 1 1 2 SWIVEL 3 8 NPSM x 3 8 NPT NIPPLE Hex 3 8 NPSM x 3 8 NPT ELBOW Street 3 8 PLUG Square Head 1 4 HOSE BYPASS incl 28 NUT Hex 5 16 18 BUMPER SCREW Cap hex hd 5 16 18 x 1 WHEEL amp TIRE ASSEMBLY WASHER Flat AXLE CHASSIS SCREW Cap hex hd 3 8 16 x 1 1 4 WASHER Flat 3 8 NIPPLE Hex 3 8 NPSM x 1 4 NPT NOZZLE Adjustable WASHER Lock 3 8 NUT Hex 3 8 16 FRONT LEG ASSEMBLY includes 26 27 48 49 50 HANDLE QTY co m ch N sch sch sch ech ch D DyN gt su PD sch P sch ch sch ch ph m m REF NO PAR NO 801 967 402 278 801 112 801 110 801 111 801 090 801 935 801 957 800 154 800 396 801 666 803 350 801 103 801 009 101 566 801 504 801 858 803 185 803 155 803 309 801 937 802 765 161 162 801 612 105 659 803 165 803 396 801 008 803 083 803 308 801 226 802 136 801 202 800 376 DESCRIPTION HOSE High Pressure 30 PLUG Plastic STRAINER Garden Hose ADAPTER Garden Hose NUT Garden Hose QUICK COUPLER Male 1 4 WAND 20 SLEEVE 18 PUMP amp MOTOR ASSEMBLY see page 16 GUN amp WAND ASSEMBLY incl 29 40 41 45 46 47 TIP Spray 15 degree GUN Spray NIPPLE Hex 1 4 x 3 8 QUICK COUPLER Female 1 4 incl 70 NUT Hex Lock 3 8 16 BUMPER Rubber BRACKET Front Leg LABEL Warning cordset CORD SET GFCI SWITCH Toggle NUT Lock electrical CORD GRIP WASHER Rubber WASHER Flat COVER Toggle Switch
15. INSTRUCTIONS PARTS LIST G 308 518 Rev A GRACO This manual contains IMPORTANT Supersedes 801 888 WARNINGS and INSTRUCTIONS READ AND RETAIN FOR REFERENCE HYDRA CLEAN 826 1235 Pressure Washers HYDRA CLEAN 826 Model 800 093 Series B 800 psi 55 bar OPERATING PRESSURE 1100 psi 76 bar MAXIMUM WORKING PRESSURE HYDRA CLEAN 1235 Model 800 268 Series A 1200 psi 83 bar OPERATING PRESSURE 1500 psi 103 bar MAXIMUM WORKING PRESSURE GRACO INC PO Box 1441 MINNEAPOLIS MN 55440 1441 COPYRIGHT 1990 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 atany 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 l
16. N CORD section and is no more than 100 ft 30 m long Added length of cord will affect current draw of unit If you are using a 1235 with a downstream chemical injector install it between the pump unloader and the high pressure hose using the quick couplers provided Connect the high pressure hose between the pump outlet and the gun inlet 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 QUICK COUPLER 1235 ELECTRIC EN PLUG CS ADJUSTABLE NOZZLE 826 HIGH PRESSURE HOSE CONNECTION HIGH PRESSURE SPRAY HOSE Install the appropriate spray tip on the wand of the 1235 See Installing and Changing Spray Tips Connect to Water Supply CAUTION Before attaching to the water supply check your local plumbing code regarding cross connection to the water supply A backfiow 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 inlet water pressure is over 60 psi 4 1 bar Do not exceed 160 F 70 C inlet water temperature Connect a hose with at least a 3 4 inch 19 mm ID and not longer than 50 ft 15 m to the unit s 3 4 inch garden hose inlet NOTE The water source at the unit must have a minimum flow rate equal to that o
17. PLE Hex 30 801 008 LABEL Graco G 2 3 8 NPSM x 1 4 NPT 1 31 176 250 LABEL Warning 1 74 801 665 TIP Spray 0 Degree 1 32 803 083 LABEL Keep From Freezing 1 75 801 666 TIP Spray 15 Degree 1 33 803 396 LABEL Caution amp Warning 1 76 801 552 TIP Spray 25 Degree 1 34 801 445 LABEL Caution 230 Volt 1 77 801 553 TIP Spray 40 Degree 1 35 803 186 LABEL Warning Cordset 1 78 101 556 NUT Lock 3 8 16 1 1 1 see page 17 308 518 15 PARTS DRAWING 800 154 Pump and Motor Assembly 800 154 Pump and Motor Assembly PARTS LIST REF PART NO NO 1 801 862 2 801 864 3 801 870 4 801 871 5 801 872 6 801 023 7 801 139 8 801 015 9 801 363 10 802 818 11 801 887 12 801 137 16 308 518 DESCRIPTION MOTOR 1 5 hp TEFC 1 phase incl 12 PUMP 800 psi see parts drawing page 18 HOUSING Coupler COUPLER incl 11 SCREW Cap hex hd M6 x 20 WASHER Flat 1 4 WASHER Lock 1 4 WASHER Flat 5 16 WASHER Lock 3 8 BOLT Hex Hd 3 8 16 x 1 SPIDER KEY QTY 1 JOARARBRAN Om PARTS DRAWING 800 248 Pump and Motor Assembly PARTS LIST 3 800 248 Pump an REF PART NO sk 1 OO ONDOIR MD NO 802 625 802 629 802 633 802 698 802 786 801 139 802 784 802 785 801 887 801 137 otor Assembly DESCRIPTION MOTOR 3 0 hp TEFC 1 phase incl 10 PUMP 1200 psi see parts drawing page 20 HOUSING Coupler COUPLER incl 9 SCREW Cap hex hd M6 x 16 WASHER
18. SSEMBLY 40 Degree 50 801 957 SLEEVE 18 1 incl 2 77 1 51 801 890 SWIVEL 3 8 NPSM x 3 8 NPT 1 10 801 012 GROMMET Rubber 4 52 801 891 NIPPLE Hex 11 801 541 HANDLE 1 3 8 NPSM x 3 8 NPT 1 12 800 374 HOSE ASSEMBLY w Quick 53 801 709 PLUG Square Head 1 4 1 Couplers incl 2 3 4 1 54 801 103 NIPPLE Hex 3 8 x 1 4 2 13 803 350 GUN Spray 1 55 803 262 BRACKET Switch Right 1 14 800 175 FRONT LEG ASSEMBLY 56 803 263 BRACKET Switch Left 1 incl 17 18 78 79 80 1 57 802 732 WASHER Flat 6 4 15 801 878 NUT Hex 3 8 16 4 58 802 731 WASHER Lock 6 4 16 801 363 WASHER Lock 3 8 4 59 801 633 NUT Hex 6 32 4 17 801 015 WASHER Flat 3 8 10 60 801 227 SCREW Machine 18 801 546 SCREW Cap hex hd round hd 6 32 x 3 4 4 3 8 16 x 1 1 4 5 61 803 021 SWITCH 230 Volt 1 Phase 1 19 800 274 CHASSIS 1 62 801 929 CONNECTOR Conduit 3 8 x 90 2 20 802 139 AXLE 1 63 801 930 CONDUIT Sealtight 3 8 zin 21 801 235 WASHER Flat 4 64 801 221 TERMINAL Ring 10 1 22 106 062 WHEEL amp TIRE ASSEMBLY 2 65 801 304 TERMINAL Ring 8 1 23 801 880 PIN Cotter 1 8 x 1 1 2 2 66 801 226 CONNECTOR Wire 4 24 104 811 HUB CAP 2 67 801 303 WIRE 14AWG Green 18 in 25 801 941 SCREW Cap hex hd 68 801 228 WIRE 14AWG Black 18 in 5 16 18 x 1 8 69 801 229 WIRE 14AWG White 18 in 26 801 023 WASHER Flat 5 16 12 70 801 937 NUT Lock Electrical 1 27 801 025 WASHER Lock 5 16 8 71 801 931 CORD GRIP 1 28 801 024 NUT Hex 5 16 18 4 72 803 149 CORD SET 1 29 801 539 BUMPER 1 73 802 627 NIP
19. TY OR WARRANTY OF FITNESS FOR A PARTICULAR PURPOSE AND OF ANY NON CONTRACTUAL LIABILITIES INCLUDING PRODUCT LIABILITIES BASED ON NEGLIGENCE OR STRICT LIABILITY EVERY FORM OF LIABILITY FOR DIRECT SPECIAL OR CONSEQUENTIAL DAMAGES OR LOSS IS EXPRESSLY 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 NO WARRANTY AND DISCLAIMS ALL IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE WITH RESPECT TO 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 IMPORTANT PHONE NUMBERS 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 ASSISTANCE 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 GRACO IN
20. activate the chemical injector and produce high pressure for rinsing The flowrate of the chemical is regulated by turning the chemical adjustment knob on the injector Maximum chemical flow is at a full two turns counterclockwise from the closed clockwise position 1235 The chemical 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 wood 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 off 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 Trigger Safety Latch W
21. 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 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 through the plunger Torque to 14 4 ft Ib 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 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 NOTE There are two types of packing kits one is just packings 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 Pull out the intermediate retainer ring Remove the second v packing and second
22. f any fluid appears to penetrate your skin get EMERGENCY MEDICAL TREATMENT ATONCE 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 GROUNDING INSTRUCTIONS This product must be groundea 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 2 308 518 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 Disconnect the electrical supply 4 Shut off the water supply 5 Disengage the trigger safety latch and trigger the
23. f the unit see Technical Data page 22 308 518 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 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 3 Trigger the gun until water sprays from the tip indicating that the air is purged from the system 4 Plug the electrical cord into a proper grounded GFCI protected outlet 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 Most pressure washer spraying is done at full pressure On this pressure washer there is an adjustable unloader valve that permits operation at less than maximum pressure To reduce pressure for special cleaning applications turn the pressure control knob on the unloader counterclockwise as needed 7 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 press
24. lies oniy 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 disciose ar y defect in material or workmanship repairs will be made atareasonable charge which charges may include the costs of parts labor and transportation DISCLAIMERS AND LIMITATIONS THE TERMS OF THIS WARRANTY CONSTITUTE THE PURCHASER S SOLE AND EXCLUSIVE REMEDY AND ARE IN LIEU OF ANY OTHER WARRANTIES EXPRESS OR IMPLIED INCLUDING WARRANTY OF MERCHANTABILI
25. n from the risk of electric shock Should replacement of the cord become necessary use only identical replacement parts that include GFCI protection GROUND FAULT CIRCUIT INTERRUPTER PROTECTION 1235 To comply with the National Electrical Code NFPA 70 and to provide additional protection from the risk of electric shock connect the 1235 pressure washer to a EXTENSION CORDS Use only 3 wire extension cords that have 3 prong grounding type plugs and 3 pole cord connectors that accept the plug from the product Use only extension cords that are intended for outdoor use These extension cords are identified by a marking Acceptable for use with outdoor appliances store indoors while not in use Use only extension cords having an electrical rating not less than the rating of the product Do not use damaged extension cords Examine extension cord before using and replace if damaged Do not abuse extension cord and do not yank or pull on any cord to EQUIPMENT MISUSE HAZARD 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 equipmen
26. s 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 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 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 10 308 518 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 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
27. ssure valve or worn inlet and or discharge valves on the discharge side Clean or replace valves See PUMP SERVICE Unit will not start Unit not plugged in Electrical service off GFCI activated Thermal overload has tripped Check power cord Check fuse circuit breaker Check for proper grounding Press reset button on motor Chemical injector will not siphon Disassemble chemical valve and clean Check and clean chemical hose and filter Turn control ring on nozzle clockwise to cause drop in pressure Check level of chemical Install chemical tip Chemical injector clogged Adjustable nozzle completely closed 826 Low chemical level Wrong tip 1235 308 518 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 foliow 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 formore details Forthe 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 Valve
28. t regularly and repair or replace worn or damaged parts immediately 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 CAUTION DO NOT use the switch on the GFCI cord to start the unit This may Cause premature failure of the GFCI ALWAYS turn the machine off at the switch before resetting the GFCI receptacle that is protected by a ground fault circuit interrupter GFCI disconnect Keep cord away from heat and sharp edges Always disconnect the extension cord from the receptacle before disconnecting the product from the extension cord WARNING To reduce the risk of electrocution keep all connections dry and off the ground Do not touch plug with wet hands 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 page 22 Always read the chemical manufacturer s literature before using any chemical in this pressure washer 308 51
29. ure 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 abrasive 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 8 See the chemical injector or kit manual for detailed cleaning information if this accessory is used 6 308 518 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 page 22 Always read the chemical manufacturer s literature before using any chemical in this pressure washer WARNING Observe chemical manufacturers safety precautions regarding use of goggles protective clothing or respirators 826 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 Turn the control ring on the adjustable nozzle clockwise This causes a drop in pressure that actuates the chemical injector Close the adjustable nozzle to de
30. 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 it in 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 the maintenance chart Daily Clean water inlet 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 Relief Procedure Warning before proceeding Problem Cause soon Low pressure and or Worn or wrong size tip Replace with tip of proper size Pump runs rough Intet filter clogged Clean Check more frequently Worn packings abrasives in water or Check filter Replace packings See PUMP SERVICE natural wear Inadequate water supply Coupling slippage Fouled or dirty inlet or discharge valves Even a small particle can cause the valve to stick
Download Pdf Manuals
Related Search