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Graco Inc. 3050 - page 1
INSTRUCTIONS-P AR TS LIST 308–525 Rev A This manual contains IMPORT ANT W ARNINGS and INSTRUCTIONS READ AND RET AIN FOR REFERENCE HYDRA-CLEAN 3050, 3540, 4043 Pressure W asher HYDRA-CLEAN 3050, 13 HP ENGINE P/N 800–681, Series A 3000 psi (207 bar) OPERA TING PRESSURE 3400 psi (234 bar) MAXIMUM WORKING PRESSURE HYDRA-CLEAN 3540, 13 H ...
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Graco Inc. 3050 - page 2
W ARNING HIGH PRESSURE SPRA Y CAN CAUSE SERIOUS INJUR Y . FOR PROFESSIONAL USE ONL Y . OBSERVE ALL W ARNINGS. 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 component ...
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Graco Inc. 3050 - page 3
FUEL AND EMISSION HAZARDS 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. AL WA YS fill tank slowly to avoid spilling. NEVER operate the unit in a closed building. The exhaust contains carbon monoxide, a pois ...
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Graco Inc. 3050 - page 4
4 308-525 MOVING P ARTS 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 Pressure Relief Procedure before checking or servicing the pressure washe ...
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Graco Inc. 3050 - page 5
INST ALLA TION Figure 1 TEE HANDLE (4043 ONL Y) SPRA Y GUN SPRA Y HOSE QUICK COUPLER QUICK COUPLER HIGH PRESSURE HOSE CONNECTION WA TER SUPPL Y CONNECTION Check for Shipping Damage Check the unit for any damage that may have occurred in shipping. Notify the carrier immediately if there is any damage. Set Up Fill the batter ...
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Graco Inc. 3050 - page 6
ST ARTUP Always use this startup procedure to ensure that the unit is started safely 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: This pressure washer is equipped with a low–oil sensor that shu ...
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Graco Inc. 3050 - page 7
T rigger Safety Latch W ARNING T o reduce the risk of serious bodily injury , including fluid injection, splashing in the eyes or on the skin, AL WA YS 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 accident ...
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Graco Inc. 3050 - page 8
SHUTDOWN, FLUSHING AND STORAGE W ARNING Pressure Relief Procedure T o 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 par ...
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Graco Inc. 3050 - page 9
TROUBLESHOOTING CHART W ARNING 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 W arning before proceeding. Problem Cause Solution Engine will not start or is hard to start No gasoline in fu ...
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Graco Inc. 3050 - page 10
10 308-525 P ARTS DRA WING 800–635 & 800–636 Hydra–Clean 3540 Pressure W asher 67 68 43 69 26 42 41 44 75 66 63 5 63 5 76 48 45 5 47 82 80 81 22 83 84 79 5 78 21 24 1 2 5 5 6 12 5 2 25 17 13 14 16 5 23 71 72 73 74 31 70 33 34 35 36 29 2 5 28 20 19 18 51 32 30 89 92 90 91 39 77 46 1 2 2 48 50 49 4 5 6 7 62 37 37 57 58 52 53 61 60 9 58 ...
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Graco Inc. 3050 - page 11
11 308-525 P ARTS LIST 800–635 & 800–636 Hydra–Clean 3540 Pressure W asher REF P ART NO. NO. DESCRIPTION QTY 1 100–188 NUT , Hex 5/16–18 11 2 100–214 W ASHER, Lock 5/16 13 3 803–945 BEL T , Drive 2 4 803–800 SHEA VE, Engine 1 5 100–023 W ASHER, Flat 5/16 26 6 801–941 SCREW , Cap, Hex hd 5/16–18 x 1 9 7 803–534 LABEL, ...
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Graco Inc. 3050 - page 12
12 308-525 P ARTS DRA WING 800–637 Hydra–Clean 4043 Pressure W asher 89 92 90 91 39 40 87 63 5 5 47 82 80 81 22 83 84 79 5 78 21 24 1 2 5 5 6 12 5 2 25 17 13 14 16 5 23 71 72 73 74 31 70 33 34 35 36 29 2 5 28 20 19 18 51 32 30 46 1 2 2 48 50 49 4 5 6 7 62 37 57 58 52 53 61 60 9 58 57 56 59 55 54 11 10 8 64 15 76 77 87 88 87 86 85 89 3 38 45 ...
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Graco Inc. 3050 - page 13
13 308-525 P ARTS LIST 800–637 Hydra–Clean 4043 Pressure W asher REF P ART NO. NO. DESCRIPTION QTY 1 100–188 NUT , Hex 5/16–18 11 2 100–214 W ASHER, Lock 5/16 13 3 803–889 BEL T , Drive 2 4 803–943 SHEA VE, Engine 1 5 100–023 W ASHER, Flat 5/16 26 6 801–941 SCREW , Cap, Hex hd 5/16–18 x 1 9 7 803–534 LABEL, Belt Guard 1 8 ...
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Graco Inc. 3050 - page 14
14 308-525 P ARTS DRA WING 800–681 Hydra–Clean 3050 Pressure W asher 67 68 43 69 26 42 41 44 75 66 63 5 76 45 5 47 82 80 81 22 83 84 79 5 78 21 24 1 2 5 5 6 12 5 2 25 17 13 14 16 5 23 71 72 73 74 31 70 33 34 35 36 29 2 5 28 20 19 18 51 32 30 77 46 1 2 2 48 50 49 4 5 6 7 62 57 58 52 53 61 60 9 58 57 56 59 55 54 11 10 8 64 15 3 38 27 65 37 26 ...
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Graco Inc. 3050 - page 15
15 308-525 P ARTS LIST 800–681 Hydra–Clean 3050 Pressure W asher REF P ART NO. NO. DESCRIPTION QTY 1 100–188 NUT , Hex 5/16–18 11 2 100–214 W ASHER, Lock 5/16 13 3 801–285 BEL T , Drive 2 4 803–941 SHEA VE, Engine 1 5 100–023 W ASHER, Flat 5/16 26 6 801–941 SCREW , Cap, Hex hd 5/16–18 x 1 9 7 803–534 LABEL, Belt Guard 1 8 ...
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Graco Inc. 3050 - page 16
16 308-525 P ARTS DRA WING Pump Assembly , 3000 psi (used on Model 3050), 3500 & 4000 psi (used on Models 3540 & 4043) 65 67 66 64 63 55 50 49 48 57 58 59 60 61 62 46 47 44 45 10 9 8 7 6 5 4 1 3 2 10 9 11 52 51 54 53 13 14 18 19 56 20 12 43 42 16 17 40 15 41 14 39 12 21 23 22 24 26 33 32 28 29 30 31 27 25 34 35 36 31 37 38 11 44 45 ...
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Graco Inc. 3050 - page 17
17 308-525 P ARTS LIST Pump Assembly , 3000 psi (used on Model 3050), 3500 & 4000 psi (used on Models 3540 & 4043) REF P ART NO. NO. DESCRIPTION QTY 1 801–467 MANIFOLD, 3000 psi 1 803–504 MANIFOLD, 3500 & 4000 psi 1 2 801–468 SCREW , Cap, hex hd 8 3 801–469 W ASHER, Lock 8 4 Kit 1 O–RING 5 Kit 1 SEA T , V alve 6 Kit 1 PLA TE, ...
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Graco Inc. 3050 - page 18
18 308-525 PUMP SER VICE W ARNING T o 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 W arning before proceeding. NOTE: The following metric wrenches are needed: M10, M13 and M30. Repair kits are available. Refer to t ...
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Graco Inc. 3050 - page 19
19 308-525 Servicing the V–Packings NOTE: There are two types of packing kits: one is packings only , the other includes the packings, rings and retainers. 1. Remove the manifold as outlined in the Pumping Section. 2. Carefully pull the packing retainer from the manifold. Examine the o–ring and replace it if it is cut or damaged. 3. Remove the ...
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Graco Inc. 3050 - page 20
THE GRACO W ARRANTY W ARRANTY 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 ...
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Graco Inc. 3050 - page 21
3X8–525 Rev . D Parts Change Notice Some parts in Rev . A of manual 308–525 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. The following pressure washers have been obsoleted and are no longer covered by this manual: 800–681 8 ...
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Graco Inc. 3050 - page 22
Pump Assembly – Parts USE ONL Y GENUINE GRACO P ARTS AND ACCESSORIES Ref. No. Part No. Description Qty Ref. No. Part No. Description Qty 1 801–467 MANIFOLD 1 803–504 MANIFOLD, 3500 & 4000 psi 1 2 801–468 SCREW , Cap, hex hd 8 3 801–469 W ASHER, lock 8 4 KIT 1 O-RING 5 KIT 1 SEA T , V alve 6 KIT 1 PLA TE, V alve 7 KIT 1 SPRING 8 KIT 1 ...
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Graco Inc. 3050 - page 23
Kit No. Repair Kit Part No. Ref No. Description Qty . 1 801–472 V alve 4 5 6 7 8 11 O–RING SEA T , V alve PLA TE, V alve SPRING GUIDE, V alve VA L VE ASSEMBL Y 6 6 6 6 6 6 2 801–473 Oil Seal 16 SEAL, Oil 3 3 802–51 1 Crankshaft Seal 41 SEAL, Oil 2 4 802–306 V alve Cap, 3000 psi 9 10 O–RING CAP 6 6 6 801–474 Plunger Repair , 3000 psi 3 ...
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