Graco AquaMax 804594 A Series Instructions-Parts List Manual

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INSTRUCTIONS–PARTS LIST

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INSTRUCTIONS

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AquaMaxt Pressure Washers

Model 804594, Series A

AquaMax DD6814

pressure washer with 5.5-hp engine

and 680 liters/hr (3 gpm) pump on Hi-Boy cart with hose, gun, and tips

140 bar, 14 MPa (2000 psi) Maximum Working Pressure

Model 804597, Series A

AquaMax DD9021

pressure washer with 11-hp engine

and 900 liters/hr (4 gpm) pump on Hi-Boy cart with hose, gun, and tips

210 bar, 21 MPa (3000 psi) Maximum Working Pressure

Model 804596, Series A

AquaMax DD9023

pressure washer with 13-hp engine

and 900 liters/hr (4 gpm) pump on Hi-Boy cart with hose, gun, and tips

230 bar, 23 MPa (3300 psi) Maximum Working Pressure

U.S. Patent

Patented 1983, Canada

and other patents pending

Related Manual

Spray Gun

. . . . . . . . . . . . . . . . . . . . . . . . . . . . . .

GRACO INC. P.O. BOX 1441

308511

Model 804597

MINNEAPOLIS, MN 55440–1441

Graco Inc. is registered to I.S. EN ISO 9001

309016

First choice when

quality counts.t

Rev. B

9259A

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Page 1 ......308511 Model 804597 9259A GRACO INC. P.O. BOX 1441 MINNEAPOLIS, MN 55440–1441 ECOPYRIGHT 1999, GRACO INC. Graco Inc. is registered to I.S. EN ISO 9001...
Page 2: Table Of Contents
....... or destruction of equipment if you do not follow the Graco Phone Number ......
Page 3: Warnings
WARNING MOVING PARTS HAZARD Moving parts, such as the drive belt, can pinch or amputate fingers. D Keep clear of moving parts when starting or operating this equipment. D Do not operate the pressure washer without all guards and interlocks installed and functioning. HAZARDOUS FLUIDS Improper handling of hazardous fluids can cause serious injury or death due to splashing in eyes, ingestion, or bodily contamination.
Page 4 Setup spray hose rack pressure gauge pump hose 3/4 in. garden hose connection for water inlet high-pressure hose connection 9259A Fig. 1 Check for Shipping Damage Connect to Water Supply Check the unit for any damage that could have CAUTION occurred during shipping.
Page 5: Operation
Operation Pressure Relief Procedure Operating Cautions Always observe the following CAUTIONS when WARNING operating the pressure washer to avoid costly damage to the pressure washer. INJECTION HAZARD The system pressure must be manually CAUTION relieved to prevent the system from starting or spraying accidentally.
Page 6 Operation Startup 6. Pull the starter rope to start the engine. Brace one foot on the pressure washer cart, and pull the Always use this startup procedure to ensure that the starter rope out quickly. Pull and return the rope unit is started safely and properly.
Page 7 Operation Installing and Changing Spray Tips 5. Pull on the tip to be sure the tip is secure before you spray again. Tips are stored in storage holes on the cart of the pressure washer. CAUTION WARNING To avoid blowing the O-ring out of the quick coupler due to the high pressure in the system, never To reduce the risk of serious bodily injury, including operate the pressure washer without a tip securely...
Page 8 Notes 309016...
Page 9 Maintenance Observe regular maintenance intervals to ensure that you get maximum performance and life from the Interval Maintenance pressure washer. Daily Clean water inlet screen and filter. Check engine and pump oil levels. There is a break-in period for the engine and pump. Fill as necessary.
Page 10: Troubleshooting
Troubleshooting WARNING To reduce the risk of serious injury, including fluid injection and splashing in the eyes or on the skin, always follow Pressure Relief Procedure on page 5 before you proceed. Problem Cause Solution Engine does not No gasoline in fuel tank or carburetor Fill the tank with gasoline, and open fuel shutoff valve.
Page 11 Troubleshooting Problem Cause Solution Change oil as specified in Maintenance on page 9. Water on oil side of Humid air condensing inside crankcase pump Install new packings. See Pump Service on page Worn packings 12 or 14. Install new oil seals. See Pump Service on page Oil seals leaking 12 or 14.
Page 12: Pump Service Model 804594 (Dd6814)
Pump Service — Model 804594 AquaMax DD6814 Servicing the Plungers Always relieve the pressure before you begin. NOTE: Plunger Repair Kits are available for replacing For Pressure Relief, retainers, O-rings, washers, and backup rings for three see page 5. cylinders. See Pump Repair Kits on page 20. 1.
Page 13: Model 804594 (Dd6814)
Pump Service — Model 804594 AquaMax DD6814 Servicing the V-Packings 6. Lightly grease the retaining screw and the outer end of the plunger. Place the washer, O-ring, and There are two types of packing kits: one is packings backup ring around the screw, and install the nut only, the other includes the packings, rings and through the plunger.
Page 14 Pump Service — Models 804596 & 804597 AquaMax DD9023 & DD9021 Servicing the Plungers Always relieve the pressure before you begin. NOTE: Plunger Repair Kits are available for replacing For Pressure Relief, retainers, O-rings, washers, and backup rings for three see page 5.
Page 15 Pump Service — Models 804596 & 804597 AquaMax DD9023 & DD9021 Servicing the V-Packings 6. Lightly grease the retaining screw and the outer end of the plunger. Place the washer, O-ring, and There are two types of packing kits: one is packings backup ring around the screw, and install the nut only, the other includes the packings, rings, and through the plunger.
Page 16 Parts — Model 804594 AquaMax DD6814 Apply sealant to threads Supplied with pump All parts supplied with unloader Shaft key supplied with engine Detail 1 See Detail 1 3 Ref 309016 9260A...
Page 17 Parts — Model 804594 AquaMax DD6814 USE ONLY GENUINE GRACO PARTS AND ACCESSORIES Ref. Ref. No. Part No. Description Qty. No. Part No. Description Qty. 802264 ENGINE, Hondat OHV; 5.5 hp 23 114801 HOOK, pail 804531 PUMP ASSEMBLY 24 112380 SCREW, mach, fil hd;...
Page 18 Parts — Models 804596 & 804597 AquaMax DD9023 & DD9021 Apply sealant to threads All parts supplied with unloader Supplied with pump Detail 1 See Detail 1 3 Ref 9261A 309016...
Page 19 Parts — Models 804596 & 804597 AquaMax DD9023 & DD9021 USE ONLY GENUINE GRACO PARTS AND ACCESSORIES Ref. Ref. No. Part No. Description Qty. No. Part No. Description Qty. ENGINE 23 114801 HOOK, pail 114703 Model 804596: Hondat OHV; 13 hp 1 24 112380 SCREW, mach, fil hd;...
Page 20: Pump Repair Kits
Pump Repair Kits Repair Kit Parts for Parts for Pressure Pressure Washer Entire Washer Pressure Washer Models 804596 Model 804594 Model 804596 and 804597 Pump Cylinder Description Qty. 804033 801658 801658 Oil seal Oil seal Oil seal Oil seal 801472 804402 804402 O-ring...
Page 21: Technical Data
Technical Data Model 804594 Model 804596 Model 804597 (AquaMax DD6814) (AquaMax DD9023) (AquaMax DD9021) Engine (4 cycle, air cooled) 5.5-hp Honda 13-hp Honda 11-hp Honda Gasoline tank capacity 3.6 L (3.8 quarts) 6.5 L (6.9 quarts) 6.5 L (6.9 quarts) Water pump maximum working pressure 140 bar, 14 MPa 230 bar, 23 MPa...
Page 22: Graco Warranty
Graco distributor to the original purchaser for use. With the exception of any special, extended, or limited warranty published by Graco, Graco will, for a period of twelve months from the date of sale, repair or replace any part of the equipment determined by Graco to be defective.

This manual is also suitable for:

Aquamax 804596 a series Aquamax 804597 a series Aquamax dd6814 Aquamax dd9023 Aquamax dd9021

Graco AquaMax 804594 A Series Instructions-Parts List Manual

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