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5900HD/7900HD Airless Sprayers Provides instruction for engine removal and installation of select Kohler engines from select Graco contractor products. Also provides product label location information, model cross references, and unique replacement part numbers for Kohler engine configurations. Not for use with other engines or other Graco products.
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Warning Warning The following warnings are for the setup, use, grounding, maintenance, and repair of this equipment. The exclamation point symbol alerts you to a general warning and the hazard symbols refer to procedure-specific risks. When these symbols appear in the body of this manual or on warning labels, refer back to these Warnings. Product-specific hazard symbols and warnings not covered in this section may appear throughout the body of this manual where applicable.
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Check hoses and parts for signs of damage. Replace any damaged hoses or parts. • This system is capable of producing 3300 psi (228 bar, 22.8 MPa). Use Graco parts or accessories that are rated a minimum of 3300 psi (228 bar, 22.8 MPa).
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Warning WARNING PRESSURIZED ALUMINUM PARTS HAZARD Use of fluids that are incompatible with aluminum in pressurized equipment can cause serious chemical reaction and equipment rupture. Failure to follow this warning can result in death, serious injury, or property damage. • Do not use 1,1,1-trichloroethane, methylene chloride, other halogenated hydrocarbon solvents or fluids containing such solvents.
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Warning Engine Removal and Installation 4. Remove clutch assembly and housing. Refer to Pinion Assembly/Clutch Armature/Clamp section in manual 3A6400. 1. Allow sprayer to cool and follow Pressure Relief Procedure in primary operation manual (3A6400). 2. Unplug wires from control box. 5.
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Parts Lists Parts Lists NOTE: Refer to manual 3A6417 for complete parts list. New parts are in bold for the models listed below. Ref Part Description Ref Part Description 17Z429 LABEL, safety, warning 25U439 ENGINE, gas, 5.5 HP, Kohler 17E827K GMAX, 3900, std series 17E825K...
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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.
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