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Graco EM 490 C Series Instructions-Parts List Manual
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Graco EM 490 C Series Instructions-Parts List Manual

Graco EM 490 C Series Instructions-Parts List Manual

Portable/electric airless paint sprayer
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INSTRUCTIONS-PARTS LIST
EM 490
PORTABLE/ELECTRIC
AIRLESS PAINT SPRAYER
2750 psi (190 bar) MAXIMUM WORKING PRESSURE
Model 231-002, Series C
Basic sprayer, without hose or gun
Model 231-490
Complete sprayer with hose, "FLEX" gun, Reverse-A-
Clean IV Dripless Tip Guard, and 517 size SwitchTip
Model 220-679, Series C
Same as Model 231-002 except has low-profile cart.
Model 231-050
Same as Model 231-490 except has low-profile cart.
CONTENTS
Warnings
English
. . . . . . . . . . . . . . . . . . . . . . . . .
French (Avertissement)
. . . . . . . . . .
Spanish (Advertencia)
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Parts Lists and Drawings
. . . . . . . . . . . . . . . . . . . .
. . . . . . . . . . . . . . .
NOTE: This is an example of the DANGER label on your sprayer.
This label is available in other languages, free of charge.
See page 30 to order.
Spray painting, flushing or cleaning equipment with flammable liq-
uids in confined areas can result in fire or explosion.
Use outdoors or in extremely well ventilated areas. Ground equip-
ment, hoses, containers and objects being sprayed.
Avoid all ignition sources such as static electricity from plastic drop
cloths, open flames such as pilot lights, hot objects such as ciga-
rettes, arcs from connecting or disconnecting power cords or turn-
ing light switches on and off.
Failure to follow this warning can result in death or serious injury.
READ AND UNDERSTAND ALL LABELS AND INSTRUCTION MANUALS BEFORE USE
All manuals and user guides at all-guides.com
This manual contains IMPORTANT
WARNINGS and INFORMATION
READ AND RETAIN FOR REFERENCE
2
4
6
8
19
11
12
13
14
16
. . . . . . . .
24
30
. . . .
31
Back Cover
FIRE AND
EXPLOSION HAZARD
Liquids can be injected into the body by high pressure airless spray
or leaks - especially hose leaks.
Keep body clear of the nozzle. Never stop leaks with any part of the
body. Drain all pressure before removing parts.Avoid accidental trig-
gering of gun by always setting safety latch when not spraying.
Never spray without a tip guard.
In
case
of
accidental
skin
"Surgical Treatment".
Failure to follow this warning can result in amputation or serious
injury.
307-735
Rev G
Supersedes F
Model 231-490 shown
SKIN INJECTION
HAZARD
injection,
seek
immediate

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Summary of Contents for Graco EM 490 C Series

  • Page 1: Table Of Contents

    All manuals and user guides at all-guides.com INSTRUCTIONS-PARTS LIST 307–735 Rev G This manual contains IMPORTANT WARNINGS and INFORMATION Supersedes F READ AND RETAIN FOR REFERENCE EM 490 PORTABLE/ELECTRIC AIRLESS PAINT SPRAYER 2750 psi (190 bar) MAXIMUM WORKING PRESSURE Model 231–002, Series C Basic sprayer, without hose or gun Model 231–490 Complete sprayer with hose, “FLEX”...

  • Page 2: Safety Warnings

    All manuals and user guides at all-guides.com SAFETY WARNINGS HIGH PRESSURE SPRAY CAN CAUSE SERIOUS INJURY. FOR PROFESSIONAL USE ONLY. OBSERVE ALL WARNINGS. Read and understand all instruction manuals before operating the equipment. FLUID INJECTION HAZARD General Safety Safety Latch This equipment generates very high fluid pressure.

  • Page 3: Fire Or Explosion Hazard

    ING PRESSURE. Be sure all spray equipment and accessories cover of the hose. DO NOT expose Graco hoses to tempera- used are rated to withstand the this pressure. DO NOT exceed tures above 180 F (82 C) or below –40 F (–40 C).
  • Page 4 All manuals and user guides at all-guides.com AVERTISSEMENT La pulvérisation à haute pression peut causer de blessures très graves. Réservé exclusivement à l’usage professionnel. Observer toutes les consignes de sécurité. Bien lire et bien comprendre tous les manuels d’instructions avant d’utiliser le matériel. RISQUES D’INJECTION Consignes générales de sécurité...

  • Page 5: Risques D'incendie Ou D'explosion

    All manuals and user guides at all-guides.com RISQUES EN CAS DE MAUVAISE UTILISATION DU MATERIAL Consignes générales de sécurité TOUS LES TUYAUX FLEXIBLES DOIVENT AVOIR DES RES- SORTS SPIRALE DE PROTECTION AUX 2 BOUTS! Les spira- toute utilisation anormale de l’appareil du pulvérisation ou des les de protection contribuent à...
  • Page 6 All manuals and user guides at all-guides.com ADVERTENCIA EL ROCIADO A ALTA PRESION PUEDE CAUSAR GRAVES LESIONES. SOLO PARA USO PROFESIONAL. RESPECTE LOS AVISOS DE ADVERTENCIA. Lea y entienda todo el manual de instrucciones antes de manejar el equipo. PELIGRO DE INYECCION DE FLUIDO Seguridad general Aparatos de seguridad de la pistola pulverizadora Este equipo general un fluido a una presión muy alta.
  • Page 7 All manuals and user guides at all-guides.com PELIGRO POR MAL USO DEL EQUIPO Seguridad general Presión del sistema Cualquier mal uso del equipo pulverizador o los accesorios, tal Esta pulverizadora puede desarrollar 190 barías (2750 psi) de como sobre presurización, modificación de piezas, uso de mate- PRESION DE TRABAJO MAXIMA.
  • Page 8 DO NOT use thread sealant, and DO NOT install the flushing procedure. the spray tip yet! 2. Fill the packing nut/wet–cup 1/3 full with Graco 7. Prepare the paint according to the manufacturer’s Throat Seal Liquid (TSL), supplied. See Fig 1.

  • Page 9: Setup

    All manuals and user guides at all-guides.com SETUP FILTER DO NOT INSTALL A SHUT OFF DEVICE HERE ON/OFF SWITCH PACKING NUT/WETCUP Keep filled with TSL PRESSURE CONTROL KNOB 50 ft. (15.2 m) MAIN FLUID HOSE 3 ft (0.9 m) HOSE RAC IV DripLess TIP GUARD and SwitchTip Fig 1 OPERATION...
  • Page 10 All manuals and user guides at all-guides.com OPERATION ON/OFF SWITCH PRESSURE CONTROL KNOB TURN CCW TO LOWER PRESURE RAC IV DripLess PRESSURE DRAIN VALVE TIP GUARD and SwitchTip Fig 2 1. Prime the sprayer with paint. g. Check all fluid connections for leaks; relieve pres- sure before tightening connections.

  • Page 11: Shutdown & Care

    All manuals and user guides at all-guides.com OPERATION 4. Cleaning a Clogged Tip If using a spray tip kit which is not self-clean- ing, VERY SLOWLY loosen the tip guard retain- ing nut or hose coupling to relieve pressure grad- WARNING ually, then loosen the part completely.

  • Page 12: Flushing Guidelines

    All manuals and user guides at all-guides.com FLUSHING GUIDELINES NOTE: The Pressure Relief Procedure Warning is on How To Flush page 14. 1. Relieve pressure. 2. Remove the filter bowl and screen; see instruction When To Flush manual 307–273, supplied. Clean the screen sepa- rately and install the bowl, without the screen, to flush CAUTION the bowl.

  • Page 13: Application Methods

    All manuals and user guides at all-guides.com APPLICATION METHODS Always hold the gun perpendicular to the work surface The best way to control the rate of coverage is with the and at an even12 to 14 in. (300–356 mm) from the surface gun tip size.

  • Page 14: Troubleshooting Guide

    All manuals and user guides at all-guides.com TROUBLESHOOTING GUIDE WARNING Pressure Relief Procedure 4. Disengage the gun safety latch. Hold a metal part To reduce the risk of serious bodily injury, including fluid of the gun firmly to the side of a grounded metal injection, splashing in the eyes or on the skin, or injury pail, and trigger the gun.

  • Page 15: Displacement Pump

    All manuals and user guides at all-guides.com PROBLEM CAUSE SOLUTION Paint leaks into wet–cup Throat packings are worn or damaged Replace the packings. See page 16. Excessive surging from spray gun Spray tip or fluid filter is plugged Disassemble and clean. Spray tip too big or worn Change the spray tip.
  • Page 16 All manuals and user guides at all-guides.com 2. Torque the locknut (112) to 70 ft–lb (95 N.m). 3. Reassemble the remaining parts, in the reverse order of removal. Disassembly. See Fig 15 , except where noted. 1. Remove and disassemble the intake valve (222). If no further service is needed, reasemble the valve, using a new gasket (206).

  • Page 17: Repair

    All manuals and user guides at all-guides.com DISPLACEMENT PUMP Reassembly Procedure 8. Assemble the intake valve. Use a new gasket (206*). Screw the valve into the cylinder and tighten to 80 ft– 1. Stack the backup washer (219*), U–cup seal (205*) lb (107 N.m).
  • Page 18 All manuals and user guides at all-guides.com REPLACING THE CONNECTING ROD and BEARING WARNING 9. Assemble the connecting rod (54) and bearing (53). Assemble the coupling (36) to the connecting rod and To reduce the risk of serious bodily injury, including fluid injection or splashing in the eyes or on the skin, install the pin (34).
  • Page 19 All manuals and user guides at all-guides.com REPLACING THE DRIVE ASSEMBLY WARNING 3. Remove the screws (55d and 55f) and pull the drive housing (A) off the motor housing (B). To reduce the risk of serious bodily injury, including fluid injection or splashing in the eyes or on the skin, 4.
  • Page 20 All manuals and user guides at all-guides.com REPLACING THE ELECTRIC MOTOR & CAPACITOR WARNING NOTE: A circuit board (23f) is included with a new motor. To reduce the risk of serious bodily injury, including See page 21 for installation. fluid injection or splashing in the eyes or on the skin, Capacitor or injury from moving parts, always follow the Pres- sure Relief Procedure Warning on page 14 be-...
  • Page 21 All manuals and user guides at all-guides.com REPLACING THE PRESSURE CONTROL & CIRCUIT BOARD WARNING 11. Adjust the pressure control. See page 22. To reduce the risk of serious bodily injury, including WARNING fluid injection or splashing in the eyes or on the skin, Adjust the pressure control whenever a new or used or injury from moving parts, always follow the Pres- pressure control or circuit board is installed, to re-...

  • Page 22: Pressure Control Adjustment

    All manuals and user guides at all-guides.com PRESSURE CONTROL ADJUSTMENT WARNING USE EXTREME CAUTION WHEN PERFORMING THIS ADJUSTMENT PROCEDURE to reduce the risk of a fluid injection injury or other serious bodily injury, which can result from component rupture, electric shock, fire, explosion or moving parts.
  • Page 23 All manuals and user guides at all-guides.com PRESSURE CONTROL ADJUSTMENT ON/OFF SWITCH If the pressure is lower than 2750 psi (190 bar): Unplug the sprayer. Relieve pressure. Insert the wrench and untighten the pressure adjustment nut 1/8 turn or less, then repeat steps 5 and 6. If the pressure is higher than 2750 psi (190 bar): Unplug the sprayer.

  • Page 24: Parts Drawing - Pressure Control

    Sprayer, Series 220–679, C Extra warning labels available at no cost. 231–002, A & B 231–002, C 218–923 Graco Motor P/N 223–805 3/4 HP Motor ID Label 3/4 HP+ * NOTE: A new pressure control (50) does not include items 302,...

  • Page 25: Displacement Pump Parts Drawing And List

    All manuals and user guides at all-guides.com DISPLACEMENT PUMP PARTS DRAWING and LIST Model 218–215, Series C NO. PART NO. DESCRIPTION Carbon Steel Displacement Pump Includes items 201 to 224 201 180–656 PLUG 203 105–444* BALL, sst; 0.3125” dia. 204 105–445* BALL, sst;...

  • Page 26: Parts Drawing

    All manuals and user guides at all-guides.com PARTS LIST – SPRAYER WITH UPRIGHT CART Model 231–002, Series C, Basic Sprayer Includes items 1 to 135 as listed below PART NO. DESCRIPTION PART NO. DESCRIPTION 065–099 CONDUIT, electrical 4 in. 215–903 BEARING ASSEMBLY 100–188 NUT, hex, 5/16–18...
  • Page 27 All manuals and user guides at all-guides.com PARTS DRAWING – SPRAYER WITH UPRIGHT CART MODEL 231–002, Series C Basic Sprayer with Upright Cart Ref No. 23 Electric Motor Includes items 23a to 23g 23d* DANGER LABEL, ENGLISH Ref No. 55 DANGER LABEL, Drive Assembly FRENCH...
  • Page 28 All manuals and user guides at all-guides.com PARTS LIST – SPRAYER WITH LOBOY CART Model 220–679, Series C, Basic Sprayer Includes items 1 to 135 as listed below PART NO. DESCRIPTION PART NO. DESCRIPTION CONDUIT, electrical 4 in. 065–099 218–922 DRIVE ASSEMBLY 100–188 NUT, hex, 5/16–18...
  • Page 29 All manuals and user guides at all-guides.com PARTS DRAWING – SPRAYER WITH LOBOY CART MODEL 220–679, Series C Basic Sprayer with LoBoy Cart Ref No. 55 Drive Assembly Includes items 55a to 55h Ref No. 23 Electric Motor Includes items 23a to 23g DANGER LABEL ENGLISH DANGER LABEL,...

  • Page 30: Accessories

    Name your sprayer. The drawing below shows the best Changed Status placement of these labels for good visibility. ADD (1) 100–188 Order the labels directly from Graco, free of 100–214 ADD (1) Lockwasher charge. Call 1–800–328–0211 OLD (6) 101–344 Capscrew...

  • Page 31: Technical Data & Dimensions

    Aluminum, Carbon Steel, Stainless Steel NOTE: Delrin is a registered trademark of the DuPont Co. IMPORTANT PHONE NUMBERS DIMENSIONS TO PLACE AN ORDER , contact your Graco distribu- Model 231–002 Model 220–679 tor, or call this number to identify the distributor closest...

  • Page 32: The Graco Warranty And Disclaimers

    Graco distributor to the original purchaser for use. As purchaser’s sole remedy for breach of this warranty, Graco will, for a period of twelve months from the date of sale, repair or replace any part of the equipment proven defective. This war- ranty applies only when the equipment is installed, operated and maintained in accordance with Graco’s written recommendations.

This manual is also suitable for:

Em 490 231-002Em 490 231-490Em 490 220-679Em 490 231-050