Summary of the content on the page No. 17
PARTS LIST Pump Assembly, 3000 psi (used on Model 3050), 3500 & 4000 psi (used on Models 3540 & 4043) REF PART REF PART NO. NO. DESCRIPTION QTY NO. NO. DESCRIPTION QTY 1 801–467 MANIFOLD, 3000 psi 1 55 801–624 PUMP, 3000 psi 1 803–504 MANIFOLD, 3500 & 4000 psi 1 803–508 PUMP, 3500 & 4000 psi 1 2 801–468 SCREW, Cap, hex hd 8 56 803–083 LABEL, Keep From Freezing, 3 801–469 WASHER, Lock 8 3000 psi 1 4 Kit 1 O–RING 803–517 LABEL, Keep From Freezing, 5 Kit 1 SEAT, Valve 3500 & 4000 psi 1 6 Kit 1 PL
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PUMP SERVICE Servicing the Plungers WARNING To reduce the risk of serious bodily injury, NOTE: Plunger repair kit, P/N 801–474 or 803–510 is including fluid injection, splashing in the eyes or available to replace retainers, o–rings, on the skin, or injury from moving parts, always washers and backup rings for three cylinders. follow the Pressure Relief Procedure Warning before proceeding. 1. Loosen the plunger retaining screw five to six turns, using an M10 wrench. Push the plunger towards the
Summary of the content on the page No. 1
308–525
INSTRUCTIONS-PARTS LIST
Rev A
This manual contains IMPORTANT
WARNINGS and INSTRUCTIONS READ
AND RETAIN FOR REFERENCE
HYDRA-CLEAN 3050, 3540, 4043
Pressure Washer
HYDRA-CLEAN 3050, 13 HP ENGINE
P/N 800–681, Series A
3000 psi (207 bar) OPERATING PRESSURE
3400 psi (234 bar) MAXIMUM WORKING PRESSURE
HYDRA-CLEAN 3540, 13 HP ENGINE
P/N 800–635, Series A
P/N 800–636, Series A
3500 psi (241 bar) OPERATING PRESSURE
3900 psi (269 bar) MAXIMUM WORKING PRESSURE
HYDRA-CLEAN 4043, 16 HP ENGINE
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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 Pressure Relief Procedure This pressure washer generates very high fluid To reduce the risk of serious bodily injury, including fluid pressure. Spray from the gun, leaks or ruptured injection and splashing in the eyes or on the skin, always components can inject fluid through your ski
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5. Thoroughly clean the packing cavities and examine Servicing the V–Packings for debris and damage. NOTE: There are two types of packing kits: one is packings only, the other includes the 6. Lightly grease the packing cavities and then replace packings, rings and retainers. the packings in the following order: head ring, 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 gro
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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 only when the equipment is installed, o
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FUEL AND EMISSION HAZARDS NEVER fill the fuel tank while the unit is running or hot. odorless, invisible gas which can cause serious injury or The fuel used in this unit is combustible and when spilled death if inhaled. on a hot surface can ignite and cause a fire. ALWAYS fill NEVER alter the maximum throttle setting, which is tank slowly to avoid spilling. factory set. Tampering with this adjustment can damage NEVER operate the unit in a closed building. The the pressure washer and will void th
Summary of the content on the page No. 4
MOVING PARTS HAZARD 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 pressure fluid from the gun. NEVER operate the pressure washer without all guards and interlocks installed and functioning. Follow the TERMS WARNING: Alerts user to avoid or correct conditions CAUTION: Alerts user to avoid or correct co
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INSTALLATION QUICK COUPLER TEE HANDLE (4043 ONLY) HIGH PRESSURE HOSE CONNECTION SPRAY GUN QUICK COUPLER WATER SUPPLY CONNECTION SPRAY HOSE Figure 1 Check for Shipping Damage Connect to Water Supply Check the unit for any damage that may have occurred CAUTION in shipping. Notify the carrier immediately if there is Before attaching to the water supply, check your any damage. local plumbing code regarding cross– connection Set Up to the water supply. A backflow preventer, P/N 801–133, is avail
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STARTUP Always use this startup procedure to ensure that the unit If the engine is cold, completely close the engine is started safely and properly. choke. Press the start button. In cool weather, the choke may have to be kept closed for 10 to 30 1. Check oil levels. seconds before opening it to keep the engine running. Otherwise, open the choke as soon as the Engine: Add SAE 30 or 10W–30 weight detergent engine starts. oil as necessary. If the engine is warm, leave the choke open or Pump: Add
Summary of the content on the page No. 7
Trigger Safety Latch Installing and Changing Spray Tips WARNING WARNING To reduce the risk of serious bodily injury, including To reduce the risk of serious bodily injury, fluid injection or splashing in the eyes or onto the including fluid injection, splashing in the eyes or skin, use extreme caution when changing spray on the skin, ALWAYS engage the trigger safety tips. ALWAYS follow the procedure below. latch whenever spraying stops, even for a moment. 1. Follow the Pressure Relief Procedure.
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SHUTDOWN, FLUSHING MAINTENANCE AND STORAGE Observing regular maintenance intervals helps ensure WARNING that you get maximum performance and life from the pressure washer. Pressure Relief Procedure To reduce the risk of serious bodily injury, There is a break–in period for the engine and pump. including fluid injection and splashing in the eyes, After changing the oil in these components following or on the skin, always follow this procedure their respective break–in periods, the interval betwee
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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 Solution 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 level. Add to proper level. Start/Stop switch in Stop positio
Summary of the content on the page No. 10
PARTS DRAWING 800–635 & 800–636 Hydra–Clean 3540 Pressure Washer 76 77 77 76 89 37 63 5 1 2 87 62 63 88 5 45 87 38 46 48 86 47 5 3 2 37 85 48 4 5 50 6 49 51 61 60 58 53 33 57 52 34 71 58 35 72 57 54 36 73 56 70 74 55 59 32 7 9 64 31 8 29 28 15 5 11 1 2 5 27 44 30 2 65 10 5 6 67 66 68 5 16 2 25 17 24 20 19 69 18 5 26 23 13 42 22 84 12 14 43 39 83 40 69 87 89 26 42 81 41 79 82 80 5 75 91 78 92 21 90
Summary of the content on the page No. 11
PARTS LIST 800–635 & 800–636 Hydra–Clean 3540 Pressure Washer REF PART REF PART NO. NO. DESCRIPTION QTY NO. NO. DESCRIPTION QTY 1 100–188 NUT, Hex 5/16–18 11 47 177–144 LABEL, Belt Guard 1 2 100–214 WASHER, Lock 5/16 13 48 803–535 SCREW, Cap, Hex hd 3 803–945 BELT, Drive 2 (used on 800–635 only) 1 4 803–800 SHEAVE, Engine 1 801–559 SCREW, Cap, Hex hd 5 100–023 WASHER, Flat 5/16 26 (used on 800–636 only) 1 6 801–941 SCREW, Cap, Hex hd 49 803–942 SHEAVE, Pump 1 5/16–18 x 1 9 50 801–898 HUB, Engi
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PARTS DRAWING 800–637 Hydra–Clean 4043 Pressure Washer 76 77 89 37 1 2 87 2 62 63 88 5 87 38 46 86 47 5 3 2 85 48 4 5 50 6 49 51 61 60 58 53 33 57 52 34 71 58 35 72 57 54 36 73 56 70 74 55 59 32 7 9 64 31 8 29 28 15 5 11 1 2 5 30 44 2 27 10 65 5 67 6 45 66 68 5 16 2 25 17 24 20 19 18 5 69 23 26 12 13 22 84 42 14 39 83 40 43 87 89 69 26 42 81 79 82 41 80 5 75 91 78 92 21 90
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PARTS LIST 800–637 Hydra–Clean 4043 Pressure Washer REF PART REF PART NO. NO. DESCRIPTION QTY NO. NO. DESCRIPTION QTY 1 100–188 NUT, Hex 5/16–18 11 46 801–217 BUMPER, Rubber 1 2 100–214 WASHER, Lock 5/16 13 47 177–144 LABEL, Belt Guard 1 3 803–889 BELT, Drive 2 48 803–535 SCREW, Cap, Hex hd 1 4 803–943 SHEAVE, Engine 1 49 803–944 SHEAVE, Pump 1 5 100–023 WASHER, Flat 5/16 26 50 801–898 HUB, Engine 1 6 801–941 SCREW, Cap, Hex hd 51 801–135 HUB, Pump 1 5/16–18 x 1 9 52 801–959 TERMINAL PROTECTOR
Summary of the content on the page No. 14
PARTS DRAWING 800–681 Hydra–Clean 3050 Pressure Washer 77 76 37 63 5 1 2 62 45 38 46 47 5 3 2 48 4 5 50 6 49 51 61 60 58 53 33 57 52 34 71 58 35 72 57 54 36 73 56 70 74 55 59 32 7 9 64 31 8 29 28 15 5 11 1 2 5 27 44 30 2 65 10 5 6 67 66 68 5 16 2 25 17 24 20 19 69 18 5 26 23 13 42 22 84 12 14 43 83 69 26 42 81 79 82 41 80 5 75 78 21
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PARTS LIST 800–681 Hydra–Clean 3050 Pressure Washer REF PART REF PART NO. NO. DESCRIPTION QTY NO. NO. DESCRIPTION QTY 1 100–188 NUT, Hex 5/16–18 11 45 803–526 SPACER 1 2 100–214 WASHER, Lock 5/16 13 46 801–217 BUMPER, Rubber 1 3 801–285 BELT, Drive 2 47 177–144 LABEL, Belt Guard 1 4 803–941 SHEAVE, Engine 1 48 801–559 SCREW, Cap, Hex hd 1 5 100–023 WASHER, Flat 5/16 26 49 801–004 SHEAVE, Pump 1 6 801–941 SCREW, Cap, Hex hd 50 801–898 HUB, Engine 1 5/16–18 x 1 9 51 801–135 HUB, Pump 1 7 803–534
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PARTS DRAWING Pump Assembly, 3000 psi (used on Model 3050), 3500 & 4000 psi (used on Models 3540 & 4043) 10 9 63 65 55 8 66 67 64 7 11 6 46 60 5 1 47 61 44 4 45 62 3 2 54 53 57 59 58 52 50 11 48 51 9 49 10 13 19 56 20 14 18 12 12 17 40 15 16 42 41 43 14 44 45 39 29 28 23 21 32 33 26 22 24 30 25 34 31 35 36 27 31 37 38
