Graco Inc EM390 Model 231±390 shown, Graco INC. P.O. BOX, MINNEAPOLIS, MN 55440±1441

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EM390

Upright Cart Ð Model 231±001, Basic Sprayer

Model 231±390, Complete Sprayer*

LoBoy Cart Ð Model 220±726, Basic Sprayer

Model 231±051, Complete Sprayer*

Model 231±390 shown

* Complete sprayers include 50 ft (15 m) 1/4 in. I.D. hose, 3 ft (0.9 m) 3/16 in. I.D. whip hose, and Flex gun with

RAC IV DripLess Tip Guard and 517 SwitchTip.

0663

Technical Data

Maximum Working Pressure . . . . . . 2500 psi (172 bar)

Electric Motor . . . . . . . . . . . . . . . . . . . . . . . . . . 1/2 HP, AC

Power Requirements . . . . 120 VAC, 60 Hz, 15 amp or 4000 watt generator

Delivery . . . . . . . . . . . . . . . . . . . . . . . 0.33 gpm (1.25 lpm)

Cycles Per Gallon (liter) . . . . . . . . . . . . . . . . . 750 (197)

Tip Size . . . . . . . . . . . . . . . . . . one gun to 0.017 inch tip with latex at 2000 psi (138 bar)

Fluid Inlet . . . . . . . . 1/2 npt(m) with 30 inside chamfer

Inlet Paint Strainer . . . . . . . . . . . 16 mesh (1190 micron) reusable stainless steel screen

Fluid Filter Outlet Size . . . . . . . . . . . . . . . . 1/4 npsm(m)

Fluid Filter Material . . . . . . . . aluminum, stainless steel, carbon steel 60 mesh (250 micron) reusable SST screen

Spray Hose Requirements . . . . . . . . . . . . . . . grounded, 50 ft (15 m) minimum, non-wire braid, spring guards on both ends

Pump Material . . . carbon steel, polyurethane, Delrin

Pump Packing Material . . . . . . . . . . UHMWPE, leather

GRACO INC. P.O. BOX 1441

MINNEAPOLIS, MN 55440±1441

COPYRIGHT 1995, GRACO INC. PRINTED IN U.S.A. 3Z7±724 August 1995

Application

Sprays stains, lacquers, oil base, or latex. Do not use with solvents such as methylene chloride or other HHCs.

U.S. patent number 4,323,741.

Dimensions

 

Upright

LoBoy

Height

41 in. (1041 mm)

20 in (508 mm)

Length

20.5 in. (521 mm)

31 in. (787 mm)

Width

20.5 in. (521 mm)

18 in. (457 mm)

Weight

75 lb (34 kg)

75 lb (34 kg)

TO PLACE AN ORDER, call 1±800±367±4023 Toll Free

FOR TECHNICAL ASSISTANCE, call 1±800±543±0339 Toll Free

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Contents Model 231±390 Model 231±001, Series BModel 231±018 Model 220±726, Series CSpray Gun Safety Devices General SafetySpray Tip Safety Medical Alert±±Airless Spray WoundsSystem Pressure Flushing SafetyFluid and Solvent Compatibility Hose Grounding ContinuitySoins médicaux Consignes générales de sécuritéDispositifs de sécurité du pistolet Consignes de sécurité concernant lajutage du pulvérisateurCompatibilité chimique des corps PressionMise à la terre ou à la masse Continuité de la mise à la terre des tuyauxSeguridad general EL Rociado a Alta Presion Puede Causar Graves LesionesTratamiento médico Aparatos de seguridad de la pistola pulverizadoraCompatibilidad de fluido Presión del sistemaPuesta a tierra Continuidad del circuito de puesta a tierra de la mangueraCheck the electrical service SetupConnect the hose and gun. See ±1 Plug in the sprayerOperation Pressure Relief ProcedurePrime the sprayer with paint Install the spray tip and tip guardCleaning a Clogged Tip Adjust the spray patternShutdown and Care Startup after storage When to FlushHOW to Flush Right Wrong Application MethodsPressure Relief Procedure Troubleshooting GuideProblem Cause Solution Fluid supply often to prevent running the pump Reassembly Notes Displacement PumpReinstalling the Pump. See ±1 Removing the Pump. See ±1204 Reassembly Procedure206 222Replacing the Connecting ROD and Bearing 55d 55a Replacing the Drive AssemblyCapacitor Replacing the Electric Motor & Capacitor303 23fCircuit Board Removal Replacing the Pressure Control & Circuit BoardPressure Control Removal Service Tools Needed Pressure Control AdjustmentFollow the Pressure Relief Procedure Warning, above 0750 Circuit Board Applications Parts Drawing & List ± Pressure ControlModel 218±215, Series C Carbon Steel Displacement Pump Displacement Pump Parts Drawing & ListDescription Qty Model 231±001, Series B, Basic Sprayer Parts List ± Sprayer with Upright CartModel 231±001, Series B Parts Drawing ± Sprayer with Upright CartModel 220±726, Series C, Basic Sprayer Parts List ± Sprayer with LO-BOY CartModel 220±726, Series C Parts Drawing ± Sprayer with LO-BOY CartDetail a Model 231±390 Complete Upright Sprayer with Flex Gun Parts Drawing & List ± Complete SprayersModel 231±018 Complete Upright Sprayer with Contractor Gun Model 231±051 Complete Lo±Boy Sprayer with Flex GunManual Change Summary AccessoriesDimensions Technical DataImportant Phone Numbers To you 1±800±328±0211 Toll Free307-724 Graco Warranty and Disclaimers Table of ContentsGraco INC. P.O. BOX Model 231±390 shownMINNEAPOLIS, MN 55440±1441 Upright LoBoyPacking Repair Kit 222±587 Injection Hazard