Graco Inc. 1020E Pressure Washer User Manual
Contents
1. INSTRUCTIONS PARTS LIST This manual contains RAPORTANT WARNINGS and INSTRUCTIONS READ AND RETAIN FOR REFERENCE 1020 HYDRA CLEA Pressure Washer P N 800 076 SERIES B 2500 psi 172 bar OPERATING PRESSURE 3400 psi 234 bar MAXIMUM WORKING PRESSURE GRACO INC P O Box 1441 MINNEAPOLIS MN 55440 1444 COPYRIGHT 1984 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 INJECTION HAZARD Fiuids under high pressure from spray or leaks can penetrate the skin and cause extremely serious injury including the need for amputation NEVER point the spray gun at anyone or any part of the body NEVER put hand or fingers over the spray tip NEVER try to stop or deflect leaks with your hand or body MEDICAL TREATMENT s If any fluid appears to penetrate your skin get EMERGENCY MEDICAL CARE AT ONCE DO NOT TREAT AS A SIMPLE CUT Tell the doctor exactly what fluid was injected For treatment instructions have your doctor call the NATIONAL POISON CENTER NETWORK 412 681 6669 AVOID COMPONENT RUPTURE Even after you shut off the electric motor there is high pressure in the pump hose and gun until you relieve it by triggering the gun So before removing the spray tip or servicing the unit always shut off the unit and trigger the gun to release pressure Be s2. includes replaceable parts include key and bolts l items 23 26 1 l 23 801 809 BUMPER hose stop 1 Order parts by name and series letter of the assembly for 24 801 810 GUIDE arm 1 which you are ordering 25 801 811 SWIVEL STEM t 26 801 316 STREET ELBOW 1 2 NPT 1 Recommended too box spare parts PARTS DRAWING eS Unloader Assembly 800 122 PARTS LIST Hazas S Unloader Assembly 800 122 REF PART NO NO DESCRIPTION QTY 1 800 044 SLEEVE ASSEMBLY 1 2 801 045 CAGE valve 1 3 801 046 O RING 2 4 801 047 SPRING 1 5 801 048 BALL 1 6 801 049 SEAT 1 7 801 050 O RING 2 8 800 123 UNLOADER SUB ASSEMBLY 1 9 801 059 O RING 1 10 801 412 HOUSING 4 11 801 432 CYLINDER 1 12 801 062 O RING 1 13 801 063 PLUG 2 14 801 068 HOUSING VALVE 1 15 801 069 SPRING 1 16 801 070 VALVE 1 17 801 071 SEAT 1 18 801 465 SCREW button hd 16 32 NC x 5 16 2 Order parts by name and series letter of the assembly for which you are ordering i 801 765 7 PARTS DRAWING E Gun Assembly 800 145 SERVICE Gun Cartridge Replacement 1 Press access pin 12 from gun handle and remove access plate 14 by sliding plate backwards Remove cartridge 5 from housing 6 by using a 19 mm socket wrench 2 Check inside housing to be sure all o rings came out when cartridge was removed If o ring can be seen inside the housing remove it being careful not to damage internal threads in housing 3 Throw awa
3. 4 hose ELBOW street brass low pressure 3 4 npt x 90 ADAPTER garden hose COUPLING garden hose FILTER garden hase FILTER TANK water k ek k ad d REF PART NO NO 13 801 366 14 801 803 15 801 804 16 801 305 17 801 806 18 801 807 19 801 802 20 801 310 21 801 023 22 801 139 23 801 795 24 801 812 25 801 813 26 801 123 27 801 570 28 801 008 LABEL Graco G DESCRIPTION O BOLT 1 4 20 NC x 1 TUBING spacer 350 ID x 55 OD x 6 in long VALVE needle VALVE 3 4 npt VALVE float BALL fioat LID tank NUT 174 20 NC WASHER flat 1 4 WASHER lock 1 4 BUSHING hex 1 2 x 3 4 CHEMICAL STRAINER TUBING 1 4 1D x 8 ft HOSE clamp 1 1 4 HOSE 3 4 1D x 2 ft a AN gt ph op a Order parts by name and series letter of the assembly for which you are ordering 801 765 9 SERVICE Pump Reter to Parts Drawing Page 11 NOTE Three sizes of metric wrenches are necessary for servicing the pump M13 M30 and M10 Valves t Remove the hex plug 16 from manifold 17 using M30 wrench 2 Examine o ring 15 under plug and replace if cuts or distortion exist 3 Remove valve unit and o ring 14 from cavity NOTE Valve unit may come apart during removal 4 Replace valves with Kit No 801 472 if necessary 5 Replace hex plug and torque to 75 ft Ibs 10 3 K m NOTE Hex plug should be re torqued after 5 hours operation Pumping S
4. 5 8 Y 2 800 150 CHASSIS WELDMENT ASSY 1 includes key and bolts 1 3 800 144 PUMP ASSEMBLY see 29 801 567 QUICK COUPLE female parts drawing tist page 11 1 3 8 brass 1 4 800 145 SPRAY GUN ASSEMBLY 30 801 566 QUICK COUPLE male see parts drawing list page 8 1 3 8 steel 1 5 801 814 DRIVE BELT BX46 3 31 801 825 WELDMENT beltguard 1 6 801 247 BUSHING HP 1 2 x 3 8 1 32 801 612 WASHER flat 7 16 4 7 801 316 ELBOW street 90 HP 1 2 NPT 1 33 801 820 BOLT hex 1 2 13 NC x 8 801 815 LABEL warning 1 8 grade 5 2 9 801 129 LABEL warning multi language 1 34 801 023 WASHER flat 1 4 2 10 801 130 LABEL warning 1 35 801 139 WASHER lock 1 4 2 11 801 388 LABEL grounding 1 36 801 082 BOLT hex M6 x 30mm 2 12 801 816 LABEL serial no 1 37 801 826 BELTGUARD PLATE 1 13 801 817 MOTOR electric 1 38 801 008 LABEL Graco G 2 14 801 818 SCREW hex 3 8 16 x 1 4 39 801 128 LABEL warning cover 1 15 801 214 SCREW hex 3 8 16 x 1 3 4 8 40 801 417 LABEL starting 1 16 801 819 SCREW hex 3 8 16 x 3 1 41 801 758 TIP 1513 1 4 meg 1 17 801 015 WASHER flat 5 16 15 42 801 603 NIPPLE hex brass 3 8 NPT 1 18 801 363 WASHER lock 3 8 13 43 801 827 STARTER BOX 1 19 801 020 NUT hex 1 2 13 NC lock 2 44 801 828 HEATER ELEMENT 3 20 801 830 HOSE HP 50 ft 1 45 801 829 START STOP KiT 1 21 801 831 HOSE HP 34 in 1 46 801 821 PULLEY pump 3TB 94 1 22 801 808 HOSE REEL ASSEMBLY 47 801 824 HUB pump Ql 32mm
5. CIAL OR CONSEQUENTIAL DAMAGES OR LOSS IS EXPRESSLY EXCLUDED AND DENIED EQUIPMENT NOT COVERED BY GRACO WARRANTY Accessories or components of equipment sold by Graco that are not manufactured by Graco such as electric motors switches hose etc are subject to the warranty if any of their manufacturer Graco will provide purchaser with reasonable assistance in making such claims i Factory Branches Atlanta Dallas Detroit Los Angeles West Caldwell N J PRINTED IN U S A 801 765 8 84 Subsidiary and Affiliate Companies Canada England Switzerland France Germany Hong Kong Japan GRACO INC P O BOX 1441 MINNEAPOLIS MN 55440 1444 A5 10069 REV A
6. NLET WATER TANK ELECTRIC MOTOR we ce Ne SPRAY TIP PUMP PUMP INLET SPRAY GUN CONNECT TO WATER SUPPLY Refer to Parts Drawing on page 9 CAUTION Before attaching to the water supply check local plumbing code regarding cross connection to water supply Do not exceed 160 F 70 C water temperature tothe pump in a direct supply system Attach lid to tank by drilling four holes in mangi and use screws bolts and washers provided Connect a hose with atleast 3 4 in 19 mm 1 D from your water supply to the 3 4 in garden hose fitting on the water tank Connect tank and pump with 3 4 in LD hose and clamps provided with the unit Place one end of hose on hose barb at bottom of water tank Place the other end of hose on hose barb at pump inlet Clamp each end with hose clamp Pump module and water tank should be as close together as possible A maximum distance S 5 ft is recomm mended 801 765 3 WIRING DIAGRAM E CAUTION Unit must be properly wired to 230V 60 cycle 50 Amp three phase current MOTOR JUNCTION BOX C e k As E i 4 5 6 OO 7 8 9 q O O O i i e i 2 03 MOTOR STARTER BOX BLK WHT RED LINE IN GRN GRN SWITCH T2 T3 If the optional 460V 60 cycle 25 Amp three phase current is desired contact the manufacturer for further instructions 4 801 765 OPERATION STARTUP Before starting be sure to r
7. 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 in connection with your use of airless spray equipment 2 801 765 INSTALLATION CHEMICAL VALVE HOSE REEL PIN FITTING CONNECT TO QUICK COUPLE ON SPRAY GUN CHEMICAL LINE WITH FILTER WATER TANK OUTLET CONNECT TO PUMP INLET WITH 3 4 1D x 5 FT MAX HOSE NOT SHOWN STARTER BOX QUICK COUPLE CHECK FOR DAMAGE Check unit for any damage that may have occurred in shipping Any damage should be noted and the carrier notified immediately ELECTRICAL SERVICE The 1020E model comes with an electric starter box which is not attached to the unit It is up to the installer to wire the motor to the starter and the starter to the power source The electrical service required for the 1020E is 230V 6Ocycle 50 Amp 3 phase An optional 460V 60 cycle 25 Amp 3 phase service may be used with special instructions from manufacturer Refer to instruction manuai for the wiring diagram on page 4 Be sure that all wiring is properly grounded and according to all local and national electrical codes INSTALL SPRAY GUN Connect the spray hose to the spray gun by inserting the pin fitting at the end of the hose into the quick coupler on the gun cee ER SUPPLY I
8. clude 31 801 773 INTERMEDIATE RING 6 items 12 35 32 801 484 CAP 3 8 NPT 3 12 801 468 SCREW M8 x 70 mm 16 33 801 482 CAP 1 2 NPT 4 13 801 469 WASHER 16 _ 34 801 483 WASHER 4 14 801 852 VALVE UNIT 12 35 801 485 WASHER 3 15 801 470 O RING 12 16 801 648 HEX PLUG M24x2x16 12 Order parts by name and series letter of the assembly for 17 801 781 MANIFOLD 2 which you are ordering 18 801 774 HEAD RING 12 801 765 11 SERVICE TROUBLESHOOTING PROBLEM Low Pressure CAUSE SOLUTION Worn nozzle Repiace with nozzle of proper size Belt slippage Tighten or replace use correct belts and replace all three at the same time Disassemble reseal and reassemble Clean and adjust relief valve check for worn and dirty valve seats Kit available Air leak in inlet plumbing Relief valve stuck partially plugged or improperly adjusted valve seat worn Tank outlet filter clogged Worn packing Abrasives in pumped fluid or severe cavita tion Inadequate water supply Fouled or dirty inlet or discharge valves f x Worn inlet or discharge valve Leaky discharge hose Clean Check more frequently Install proper filter Check flow available to pump Clean inlet and discharge valve assemblies Replace worn valves valve seats and or discharge hose Proper size inlet plumbing check for air tight seal Clean out fo
9. ead the safety warnings and installation instructions Check oil level in pump Turn on the water supply CAUTION s Never run the cleaning unit dry Costly damage to the pump will result Always be sure the water supply is completely turned on and that the water tank is full before operating inspect ail connections for any leaks Tighten if _ necessary i l Trigger the gun to release any back pressure WARNING DO NOT wire or tie the gun trigger into the open or triggered position Push starter switch to ON position CLEANING The 1020E comes with an upstream chemical injector system See photo on page 3 When using the chemical injector insert plastic chemical line with filter into chemical container Close large gate valve at water tank outlet until valve bottoms out against factory installed sleeve Open needle valve directly connected to the gate valve The needie valve may be used to adjust chemical flow If chemical does not come up chemical hose check chemical filter on the end of hose Check the distance you will need to hold spray nozzle from surface by test spraying on a scrap of similar material For soft surfaces such as wood hold nozzle about 3 ft 1 m from surface and gradually bring it closer check to see if the high pressure spray is damaging the surface Mist wet surface with cleaning solution Let it soak briefly then use spray rinse to chisel off dirt Keep noz
10. ection q 1 Remove the 16 cap screws 12 from the manifolds using the M13 wrench 2 Carefully separate the manifolds from the crankcase NOTE lt may be necessary to tap manifold lightly with mallet to loosen CAUTION S Keep manifold properly aligned with ceramic plungers when removing to avoid damage to plungers or seals 3 Carefully examine each plunger 27 for any scoring and replace if necessary Servicing Plungers 1 Loosen plunger retaining screw 23 5 6 turns using M 10 wrench Push plunger towards crankcase This will separate plunger and retaining screw 2 Remove retaining screw from plunger and examine o ring 29 back up ring 28 and copper bearing gasket washer 24 Replace if necessary using plunger repair kit P N 801 474 3 Remove plunger from plunger rod and remove copper flinger 26 Clean or replace if necessary 4 Lightly grease flinger and replace it on plunger rod 5 Replace plunger 6 Lightly grease retaining screw assembly to avoid 1 cutting o ring Lightly grease outer end of plunger O 801 765 Lubricate each plunger Install retaining screw assembly into plunger and torque to 14 4 ft Ibs 2 K m and carefully slide manifolds onto crankcase Replace the 16 capscrews and snug them up Torque to 21 7 ft Ibs 3 K m NOTE The eight capscrews on each manifold must be torqued eventy to apply equal pressure on the manifold
11. er tank 801 765 13 THE GRACO WARRANTY Graco Inc warrants ail equipment manufactured by it and bearing its name to be free from defects in material and workmanship under normal use and service This warranty extends to the original purchaser for a period of 12 months from the date of purchase and applies only when the equipment is installed and operated in accordance with written factory recommendations This warranty does not cover damage or wear which in the reasonable judgment of Graco arises from misuse abrasion corrosion negligence accident substitution of non Graco parts faulty installation or tampering 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 wili be returned to the original purchaser transportation prepaid if inspection of the equipment does not disclose any defect in workmanship or material repairs will be made at a reasonable charge and return transportation will be charged THIS LIMITED WARRANTY IS EXCLUSIVE AND IS IN LIEU OF ANY OTHER WARRANTIES EXPRESS OR IMPLIED INCLUDING WARRANTY OF MERCHANTABILITY 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 SPE
12. harge valve or worn inlet and or discharge valves Strong surging at the inlet and low pressure on the discharge side Check replace or reset Shut unit off hold gun open restart Building circuit fuse blown Overload switch has opened Electric motor won t run Check replace or reset Shut unit off relieve pressure allow to cool E Tip plugged Remove and clean Not wired property Replace capacitor See wiring diagram Building circuit fuse blown Overload switch has opened Electric motor stops while spraying Electric motor labors when starting blows fuses 12 801 765 ACCESSORIES Must be purchased separately WATER SANDBLASTER TANK 800 149 For abrasive cleaning of stubborn dirt and paint TECHNICAL DATA MOTOR ELECTRICAL SERVICE WATER TANK WATER PUMP WETTED PARTS TOTAL UNIT WEIGHT Empty Tank OVERALL DIMENSION MAXIMUM INLET WATER TEMPERATURE INLET HOSE CONNECTION 20 hp Gould Century 2304 60 Hz 50 Amp 3 phase 65 gailon 246 liters 2500 psi 172 bar max 10 GPM 38 liter min Stainless Steel Aluminum Phenolic Plastic Ceramic Liners Nitrile Rubber 650 Ib 295 kg Water Tank Length 21 5 in 546 mm Width 35 5 in 902 mm Height 30 in 762 mm Pump Module Length 34 in 864 mm Width 47 in 1194 mm Height 26 in 660 mm 160 70 C 3 4 garden hose to wat
13. reign material replace worn valves Restricted inlet or air entering the inlet plumbing inlet restrictions and or air leaks Stuck inlet or discharge valve Pump runs extremely rough pressure low Leaking high pressure seals Replace seals Water leakage from under Worn packing Install new packing the manifold Water in pump crankcase May be caused by humid air Change oil at 3 month or 500 Hour intervals using Crankcase Oil other approved oil every month or 200 hours P N 801 144 condensing into water inside the crankcase f Replace plungers Reduce inlet pressure Replace plungers install proper filtration on pump inlet plumbing Frequent or premature failure Scored piungers of the packing Over pressure to inlet manifold Damaged or worn plungers Abrasive materia in the fluid being pumped Excessive pressure and or temperature of fluid being pumped Check pressures and fluid inlet temperature be sure they are within specified range Pump will overheat if run for over 10 minutes without spraying Check tip size Use only proper tip Do not run pump without water Over pressure of pumps Running pump dry Check for smooth lap surfaces on inlet and discharge valve seats Discharge valve seats and inlet valve seats may be lapped on a verv Tine oil stone Foreign particles in the inlet or disc
14. rior to cold weather storage CAUTION Let a frozen pump thaw in a warm place Don t pour hot water on a frozen pump A sudden temperature change may crack the ceramic plungers Do not pump caustic materials Before extended storage flush the pump with light oil Avoid dragging hose over an abrasive surface such as cement This causes excessive wear and shorter hose life Lubrication and Care Fill pump crankcase to dot on oil gauge window with 54 oz 1 6 liters of crankcase oil part no 801 144 or equivalent SAE 40 weight hydraulic oil with antiwear and rust inhibitor additives Change initial fill after 50 hour running period Change oil every 3 months or at 500 hour intervais 8 WARNING NEVER alter adjustment or modify the unloader valve Altering or adjusting unloader will not increase performance of unit Service of the unloader must be performed only by qualified service personnel 801 765 5 rt A A e er Pressure Washer Assembly 800 076 PARTS DRAWING SPRAY GUN ASSEMBLY See Parts Dwg List 4 page 8 page 11 m 33 LU n F n N 20 sa Do Q d NOTE Item 1 Water Tank Assembly is not shown see page 9 801 765 6 PARTS LIST Pressure Washer Assembly 800 076 REF PART REF PART NO NO DESCRIPTION QTY NO NO DESCRIPTION QTY 1 800 148 WATER TANK ASSEMBLY 27 801 822 PULLEY motor 3TB 58 1 Not Shown see page 9 1 28 801 823 BUSHING pulley P1 1
15. so that it seats properly and doesn t bind or jam This is best done by torquing bolts closest to the center of the manifold first and then working out from those bolts Servicing V Packings NOTE Use packing repair kit P N 801 769 1 After removing the 16 capscrews and the manifolds carefully pull packing retainer 30 from the manifold Examine o ring 21 and replace if necessary Remove low pressure packing 19 and head ring 18 Pull intermediate retainer ring 31 from manitold Remove long life ring 20 high pressure packing 19 and head ring 18 Inspect all parts and replace if necessary NOTE If just the packings are needed use kit 801 769 if rings or retainers need replacement use kit 801 770 Thoroughly clean packing cavity in manifold and examine Lightly grease packing cavity Replace packing assembly in the following order head ring 18 packing 19 long life ring 20 intermediate ring 31 head ring 18 packing 19 packing retainer 30 and o ring 21 CAUTION f Carefully study the location of each part and the position of the seais to assure proper reassembly and operation Lubricate each plunger and carefully slide manifold onto crankcase NOTE When replacing the manifold onto plungers extreme caution should be exercised to avoid damage to the seals Replace the 16 capscrews in the manifolds and tighten as previously described step 9
16. under servicing plungers PARTS DRAWING UNLOADER ASSEMBLY 1 See Parts Dwg List page 7 10 9 7 2 SEAL KiT PLUNGER 801 770 REPAIR KIT Six kits needed 5 j 6 8 3 801 474 for entire pump Two kits needed includes VALVE KIT OIL SEAL KIT PACKING KIT for entire pump REF 801 472 801 779 801 769 Includes NO ary Two kits needed Two kits needed Two kits needed REF 18 2 for entire pump Tar entire pump for entire pump NO ary 19 2 Includes Includes Includes 23 3 20 1 REF REF REF 24 3 21 1 NO QTY NO QTY NO QTY 28 3 30 1 14 6 22 3 19 6 29 3 31 1 PARTS LIST Pump Assembly 800 144 REF PART REF PART NO NO DESCRIPTION QTY NO NO DESCRIPTION QTY 1 800 122 UNLOADER ASSEMBLY see 18 801 776 PACKING 12 parts drawing list page 7 1 20 801 775 LONG LIFE RING 6 2 801 416 BUSHING 3 8 NPT x 3 4 NPT 1 21 801 476 O RING 6 3 801 316 ELBOW street HP 1 2 NPT 1 22 801 780 OIL SEAL l 6 4 801 786 NIPPLE brass 3 4 x 3 1 23 801 493 PLUNGER RETAINING SCREW 6 5 801 787 TEE LP brass 3 4 NPT 1 24 801 492 BEARING GASKET WASHER 6 6 801 788 BARB 1 2 NPT x 3 4 1 25 801 782 OIL DIPSTICK 1 7 801 121 BARB 3 4 NPT x 3 4 2 26 801 489 FLINGER 6 8 801 789 BRACKET mounting 2 27 801 783 PLUNGER 6 9 801 123 CLAMP HOSE 1 1 4 2 28 801 491 BACK UP RING 6 10 801 570 HOSE LP 3 4 1D 24 29 801 488 O RING 5 11 801 790 PUMP T1631 2500 PSI 30 801 772 PACKING RETAINER 6 replaceable parts in
17. ure that all accessory items and system components will withstand the pressure developed NEVER exceed the pressure rating of any component in system NEVER alter or modify equipment your personal safety as well as the function of the equipment is at stake Before each use check hose for weak worn or damaged conditions caused by traffic sharp corners pinching or kinking Tighten all fluid connections securely before each use Replace any damaged hose Do not use chemicals or agents which are not compatible with Buna N Viton PVC or neoprene cover of hose Do not leave a pressurized unit unattended Shut off the unit and relieve pressure before leaving FIRE Do not spray flammabie liquids Do not operate the unit where combustible fumes or dust may be present t GENERAL NEVER run the unit with the belt guard removed Keep clear of moving parts when the unit is running Observe detergent manufacturer s safety precautions Avoid getting detergent or other liquids in your eyes Follow the directions on the container regarding contact with eyes nose and skin breathing fumes etc Always wear full goggles to protect your eyes from the spray as well as any debris disiodged by the spray lf necessary wear gloves or other protective clothing If antidotes or treatment are recommended be prepared to use them Don t spray toxic chemicals such as insecticide or weed killer IMPORTANT
18. y oid cartridge and install new cartridge using a small amount of pipe sealant on threads Be sure to tighten cartridge firmly against housing 4 Slide access plate into place and install access pin 8 801 765 SEE NOTE NOTE Spray Tip not inctuded with Gun Assembly See Pressure Washer Assembly Parts Drawing List page 6 7 PARTS LIST Gun Assembly 800 145 REF PART ee NO NO DESCRIPTION QTY 1 801 134 TUBE 32 1 2 801 674 GRIP 3 801 117 TIP ADAPTOR 1 4 801 638 SPRAY GUN replaceable parts include tems 5 16 1 5 801 639 CARTRIDGE 1 6 801 671 HOUSING 1 7 801 670 HEX PLUG 1 8 801 256 TRIGGER PIN 1 9 801 424 TRIGGER 1 10 801 672 OUTLET 1 11 801 673 PIN COVER 2 12 801 428 ACCESS PIN 1 13 801 419 HANDLE 1 14 801 427 _ ACCESS PLATE 1 15 801 420 TUBE 1 16 801 423 INLET FITTING 1 Order parts by name and series letter of the king for which you are ordering PARTS DRAWING Water Tank Assembly 800 148 Water Tank Assembly 800 148 PARTS LIST REF PART NO NO 1 801 793 2 801 794 3 801 796 4 801 797 5 801 733 6 801 798 7 801 799 8 801 110 9 801 111 10 801 112 11 801 800 12 801 801 DESCRIPTION NIPPLE brass low pressure 3 4 npt x 1 3 8 long BUSHING brass fow pressure 1 npt x 3 4 npt PLUG brass low pressure 3 4 npt TEE brass low pressure 3 4 npt x 1 4 npt HOSE BARB brass 1 4 npt x 1 4 hose HOSE BARB brass 3 4 npt x 3
19. zle at an angle to surface and at distance you determined to be best for surface If some dirt remains repeat procedure letting it soak a little longer Protect surfaces that might be damaged by cleaning solution or high pressure spray and rinse solution before it dries When you have finished cleaning shut off unit and trigger spray gun to relieve pressure For abrasive cleaning see the Water Sandblaster Tank Manual 801 767 SHUTDOWN AND CARE OF UNIT When the unit is not in use turn offthe water supply When shutting down for the day or weekend shut off the unit shut off the water supply valve and trigger the gun to relieve pressure wipe off the unit with a damp rag f CAUTION Shut off the cleaning unit when not actually spraying for longer pump life The pump will overheat if left running for over 10 minutes without spraying Check filter on inside of water tank at the outlet at least once a month If filter is plugged remove from tank and disassemble filter Rinse parts off reassemble filter and replace in water tank if water surges occur while using unit this is an indication that the filter might need cleaning THE PUMP MUST NOT BE RUN DRY and must be drained of water before exposure to freezing temperatures Use and store the unit where it will not be subjected to freezing temperatures If water does freeze in the unit thaw before trying to start A50 antifreeze solution may be pumped p
Download Pdf Manuals
Related Search