Graco Hydra-Clean 2540 Instructions-Parts List Manual

9 & 11 hp engine, 2500 psi (172 bar) operating pressure / 3000 psi (207 bar) maximum working pressure / 3000 psi (207 bar) operating pressure/ 3400 psi (234 bar) maximum working pressure

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INSTRUCTIONS-PARTS LIST
This manual contains IMPORTANT
WARNINGS and INSTRUCTIONS READ
AND RETAIN FOR REFERENCE
HYDRA-CLEAN 2540, 3040
Pressure Washer
HYDRA–CLEAN 2540, 9 HP ENGINE
P/N 800–638, Series A
P/N 800–690, Series A
2500 psi (172 bar) OPERA TING PRESSURE
3000 psi (207 bar) MAXIMUM WORKING PRESSURE
HYDRA–CLEAN 3040, 11 HP ENGINE
P/N 800–639, Series A
3000 psi (207 bar) OPERA TING PRESSURE
3400 psi (234 bar) MAXIMUM WORKING PRESSURE
GRACO INC. P.O. Box 1441 MINNEAPOLIS, MN 55440–1441
COPYRIGHT 1990, GRACO INC.
308–529
Rev A

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Summary of Contents for Graco Hydra-Clean 2540

  • Page 1 This manual contains IMPORTANT WARNINGS and INSTRUCTIONS READ AND RETAIN FOR REFERENCE HYDRA-CLEAN 2540, 3040 Pressure Washer HYDRA–CLEAN 2540, 9 HP ENGINE P/N 800–638, Series A P/N 800–690, Series A 2500 psi (172 bar) OPERA TING PRESSURE 3000 psi (207 bar) MAXIMUM WORKING PRESSURE HYDRA–CLEAN 3040, 11 HP ENGINE...
  • Page 2: General Safety

    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.
  • Page 3 HANDLE AND ROUTE HOSES CAREFULL Y. Do not pull on hoses to move the pressure washer. Do not use chemicals which are not compatible with the inner tube and cover of the hose. DO NOT expose Graco hose to temperatures above 200 –40...
  • Page 4 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: Alerts user to avoid or correct conditions that could cause bodily injury.
  • Page 5: Installation

    INSTALLATION HIGH PRESSURE HOSE CONNECTION INLET WATER CONNECTION 3/4” GARDEN HOSE Figure 1 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 If you are using a downstream chemical injector, install it between the pump unloader and the high pressure hose, using the quick couplers provided.
  • Page 6 8. ALWAYS observe the following 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 pressure washer if it will not be spraying or cleaning at least every 10 minutes.
  • Page 7: Trigger Safety Latch

    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 3 308–529...
  • Page 8: Shutdown, Flushing And Storage

    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.
  • Page 9: Troubleshooting Chart

    TROUBLESHOOTING CHART 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 Engine will not start or No gasoline in fuel tank or carburetor.
  • Page 10: Parts Drawing

    PARTS DRAWING 800–638 & 800–690 Hydra–Clean 2540 Pressure Washer 308–529...
  • Page 11: Parts List

    PARTS LIST 800–638 & 800–690 Hydra–Clean 2540 Pressure Washer REF PART DESCRIPTION 800–392 GUN & WAND ASSEMBLY (incl. 2, 5, 9, 15, 17, 47) 803–350 GUN, Spray (see Instruction Manual 308–511) 181–867 LABEL, Warning, ventilation 802–363 LABEL, Caution 801–134 WAND, 32”...
  • Page 12 PARTS DRAWING 800–639 Hydra–Clean 3040 Pressure Washer 308–529...
  • Page 13 PARTS LIST 800–639 Hydra–Clean 3040 Pressure Washer REF PART DESCRIPTION 800–392 GUN & WAND ASSEMBLY (incl. 2, 5, 9, 11, 15, 47) 803–350 GUN, Spray (see Instruction Manual 308–511) 181–867 LABEL, Warning, ventilation 802–363 LABEL, Caution 801–134 WAND, 32” 179–885 LABEL, Warning, chassis 803–158 ENGINE, 11 hp, Honda OHV...
  • Page 14 GEAR REDUCER SERVICE 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 on page 2 before proceeding. Replacing the Gasket (9) NOTE: To maintain a good seal, the gasket must be replaced whenever the gear reducer is...
  • Page 15 PARTS DRAWING 802–143 Gear Reducer PARTS LIST 802–143 Gear Reducer REF PART DESCRIPTION 802–332 O–RING 802–333 COVER, Mounting 802–334 SCREW, Set 802–335 GEAR, Pump 802–336 GEAR, Engine 802–337 RING, Snap 802–338 BEARING 802–339 RING, Snap 802–340 GASKET 801–475 DIPSTICK 802–341 CASE, Mounting 100–527 WASHER, Lock 802–342 SCREW 802–343 SEAL, Oil...
  • Page 16 PARTS DRAWING 803–737 Pump Assembly 308–529...
  • Page 17 PARTS LIST 803–737 Pump Assembly REF PART DESCRIPTION 801–467 MANIFOLD, 2000 psi 801–468 SCREW, Cap, hex hd. 801–469 WASHER, Lock KIT 1 O–RING KIT 1 SEAT, Valve KIT 1 PLATE, Valve KIT 1 SPRING KIT 1 GUIDE, Valve KIT 4 O–RING KIT 4 KIT 1...
  • Page 18: Pump Service

    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 follow the Pressure Relief Procedure Warning before proceeding. NOTE: The following metric wrenches are needed: M10, M13 and M30.
  • Page 19: Technical Data

    7. Reassemble the manifold as instructed in Servicing the Plungers. 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.
  • Page 20: Important Phone Numbers

    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.

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