Graco Pro 230ES, Pro 270ES Operation Manual
Operation
Pro 230ES and Pro 270ES Electric
3A2813A
Airless Sprayers
For the application of architectural paints and coatings. For professional use only.
3000 psi (20.7 MPa, 207 bar) Maximum Working Pressure
Important Safety Instructions
Read all warnings and instructions in this
manual and in other manuals. Save all
instructions.
Related Manuals
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ti19332a
Pro 270ES
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ti19331a
Warnings
Warnings
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.
WARNING
GROUNDING
This product must be grounded. In the event of an electrical short circuit, grounding reduces the risk of
electric shock by providing an escape wire for the electric current. This product is equipped with a cord
having a grounding wire with an appropriate grounding plug. The plug must be plugged into an outlet that
is properly installed and grounded in accordance with all local codes and ordinances.
• Improper installation of the grounding plug is able to result in a risk of electric shock.
• When repair or replacement of the cord or plug is required, do not connect the grounding wire to
either flat blade terminal.
• The wire with insulation having an outer surface that is green with or without yellow stripes is the
grounding wire.
• Check with a qualified electrician or serviceman when the grounding instructions are not completely
understood, or when in doubt as to whether the product is properly grounded.
• Do not modify the plug provided; if it does not fit the outlet, have the proper outlet installed by a
qualified electrician.
• This product is for use on a nominal 120V circuit and has a grounding plug similar to the plug
illustrated in the figure below.
Ground
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• Only connect the product to an outlet having the same configuration as the plug.
• Do not use an adapter with this product.
Extension Cords:
• Use only a 3-wire extension cord that has a 3-blade grounding plug and a 3-slot receptacle that
accepts the plug on the product.
• Make sure your extension cord is not damaged. If an extension cord is necessary, use 12 AWG
(2.5 mm
• An undersized cord results in a drop in line voltage and loss of power and overheating.
2 3A2813A
2
) minimum to carry the current that the product draws.
Warnings
WARNING
FIRE AND EXPLOSION HAZARD
Flammable fumes, such as solvent and paint fumes, in work area can ignite or explode. To help prevent
fire and explosion:
• Do not spray flammable or combustible materials near an open flame or sources of ignition such as
cigarettes, motors, and electrical equipment.
• Paint or solvent flowing through the equipment is able to result in static electricity. Static electricity creates a risk of fire or explosion in the presence of paint or solvent fumes. All parts of the spray system,
including the pump, hose assembly, spray gun, and objects in and around the spray area shall be
properly grounded to protect against static discharge and sparks. Use Graco conductive or grounded
high-pressure airless paint sprayer hoses.
• Verify that all containers and collection systems are grounded to prevent static discharge. Do not use
pail liners unless they are antistatic or conductive.
• Connect to a grounded outlet and use grounded extensions cords. Do not use a 3-to-2 adapter.
• Do not use a paint or a solvent containing halogenated hydrocarbons.
• Keep spray area well-ventilated. Keep a good supply of fresh air moving through the area. Keep pump
assembly in a well ventilated area. Do not spray pump assembly.
• Do not smoke in the spray area.
• Do not operate light switches, engines, or similar spark producing products in the spray area.
• Keep area clean and free of paint or solvent containers, rags, and other flammable materials.
• Know the contents of the paints and solvents being sprayed. Read all Material Safety Data Sheets
(MSDS) and container labels provided with the paints and solvents. Follow the paint and solvents
manufacturer’s safety instructions.
• Fire extinguisher equipment shall be present and working.
• Sprayer generates sparks. When flammable liquid is used in or near the sprayer or for flushing or
cleaning, keep sprayer at least 20 feet (6 m) away from explosive vapors.
ELECTRIC SHOCK HAZARD
This equipment must be grounded. Improper grounding, setup, or usage of the system can cause electric
shock.
• Turn off and disconnect power cord before servicing equipment.
• Connect only to grounded electrical outlets.
• Use only 3-wire extension cords.
• Ensure ground prongs are intact on power and extension cords.
• Do not expose to rain. Store indoors.
3A2813A 3
Warnings
WARNING
SKIN INJECTION HAZARD
High-pressure spray is able to inject toxins into the body and cause serious bodily injury. In the event that
injection occurs, get immediate surgical treatment.
• Do not aim the gun at, or spray any person or animal.
• Keep hands and other body parts away from the discharge. For example, do not try to stop leaks with
any part of the body.
• Always use the nozzle tip guard. Do not spray without nozzle tip guard in place.
• Use Graco nozzle tips.
• Use caution when cleaning and changing nozzle tips. In the case where the nozzle tip clogs while spray-
ing, follow the Pressure Relief Procedure, page 9 for turning off the unit and relieving the pressure
before removing the nozzle tip to clean.
• Do not leave the unit energized or under pressure while unattended. When the unit is not in use, turn off
the unit and follow the Pressure Relief Procedure, page 9 for turning off the unit.
• Check hoses and parts for signs of damage. Replace any damaged hoses or parts.
• This system is capable of producing 3000 psi. Use Graco replacement parts or accessories that are
rated a minimum of 3000 psi.
• Always engage the trigger lock when not spraying. Verify the trigger lock is functioning properly.
• Verify that all connections are secure before operating the unit.
• Know how to stop the unit and bleed pressure quickly. Be thoroughly familiar with the controls.
EQUIPMENT MISUSE HAZARD
Misuse can cause death or serious injury.
• Do not operate the unit when fatigued or under the influence of drugs or alcohol.
• Do not exceed the maximum working pressure or temperature rating of the lowest rated system compo-
nent. See Technical Data in all equipment manuals.
• Use fluids and solvents that are compatible with equipment wetted parts. See Technical Data in all equip-
ment manuals. Read fluid and solvent manufacturer’s warnings. For complete information about your
material, request MSDS from distributor or retailer.
• Do not leave the work area while equipment is energized or under pressure.
• Turn off all equipment and follow the Pressure Relief Procedure, page 9 when equipment is not in use.
• Check equipment daily. Repair or replace worn or damaged parts immediately with genuine manufac-
turer’s replacement parts only.
• Do not alter or modify equipment. Alterations or modifications may void agency approvals and create
safety hazards.
• Make sure all equipment is rated and approved for the environment in which you are using it.
• Use equipment only for its intended purpose. Call your distributor for information.
• Route hoses and cables away from traffic areas, sharp edges, moving parts, and hot surfaces.
• Do not kink or over bend hoses or use hoses to pull equipment.
• Keep children and animals away from work area.
• Comply with all applicable safety regulations.
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.
• Many other fluids may contain chemicals that can react with aluminum. Contact your material supplier for
compatibility.
4 3A2813A
Warnings
WARNING
MOVING PARTS HAZARD
Moving parts can pinch, cut or amputate fingers and other body parts.
• Keep clear of moving parts.
• Do not operate equipment with protective guards or covers removed.
• Pressurized equipment can start without warning. Before checking, moving, or servicing equipment, fol-
low the Pressure Relief Procedure and disconnect all power sources.
TOXIC FLUID OR FUMES HAZARD
Toxic fluids or fumes can cause serious injury or death if splashed in the eyes or on skin, inhaled, or swallowed.
• Read MSDSs to know the specific hazards of the fluids you are using.
• Store hazardous fluid in approved containers, and dispose of it according to applicable guidelines.
RECOIL HAZARD
Gun may recoil when triggered. If you are not standing securely, you could fall and be seriously injured.
PERSONAL PROTECTIVE EQUIPMENT
Wear appropriate protective equipment when in the work area to help prevent serious injury, including eye
injury, hearing loss, inhalation of toxic fumes, and burns. This protective equipment includes but is not limited
to:
• Protective eyewear, and hearing protection.
• Respirators, protective clothing, and gloves as recommended by the fluid and solvent manufacturer
3A2813A 5
Component Identification
Component Identification
W
C
B
K
F
H
J
G
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D
E
X
R
Q
M
6 3A2813A
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L
S
V
A
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T
V (SG2/SG3)
Component Identification
A Airless spray gun
B Power switch
C Pressure control knob
Dispenses fluid.
Turns sprayer ON and OFF.
Increases (clockwise) and decreases (counter-clockwise) fluid pressure in
pump, hose, and spray gun.
D Pump fluid outlet fitting Threaded connection for paint hose.
E Filter
F
Endurance
™
Pump
G Suction tube
H Prime tube (with diffuser)
Filters fluid coming out of pump to reduce tip plugging and improve finish.
Pumps and pressurizes fluid and delivers it to paint hose.
Draws fluid from paint pail into pump.
Drains fluid in system during priming and pressure relief.
• In PRIME position (pointing down) directs fluid to prime tube.
JPrime/Spray valve
• In SPRAY position (pointing forward) directs pressurized fluid to paint
hose.
• Automatically relieves system pressure in overpressure situations.
K Serial Tag (below sprayer frame)
L Inlet screen
M Paint hose
Q Tip guard
Sprayer model and serial number information
Prevents debris from entering pump.
Transports high-pressure fluid from pump to spray gun.
Reduces risk of fluid injection injury.
• Atomizes fluid being sprayed, forms spray pattern and controls fluid flow
R Reversible spray tip
according to hole size.
• Reversed, it unclogs plugged tips without disassembly.
S Gun trigger safety lever Prevents accidental triggering of spray gun.
T Gun fluid inlet fitting Threaded connection for paint hose.
V Gun fluid filter Filters fluid entering spray gun to reduce tip clogs.
W Hose wrap Rack Stows paint hose.
X Pail hanger For transporting pail by its handle.
3A2813A 7
Installation
Installation
Grounding
The equipment must be grounded to reduce the risk
of static sparking and electric shock. Electric or static
sparking can cause fumes to ignite or explode.
Improper grounding can cause electric shock.
Grounding provides an escape wire for the electric
current.
• The sprayer cord includes a grounding wire with an
appropriate grounding contact.
• The plug must be plugged into an outlet that is properly installed and grounded in accordance with all
local codes and ordinances.
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Power Requirements
• 100-120V units require 100-120 VAC, 50/60 Hz,
15A, 1 phase.
• Use an extension cord with an undamaged ground
contact.
• If an extension cord is necessary, use a 3-wire, 12
AWG (2.5 mm
2
) minimum.
Pails
• Solvent and oil/based fluids: follow local code.
Use only conductive metal pails, placed on
a grounded surface such as concrete.
• Do not place pail on a nonconductive surface such
as paper or cardboard which interrupts grounding
continuity.
• Do not modify plug! If it will not fit in outlet, have
grounded outlet installed by a qualified electrician.
Do not use an adapter.
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Thermal Overload
Motor has a thermal overload sensor to shut itself down
if overheated. If unit overheats, perform Pressure Relief
Procedure, page 9, and allow approximately 45 minutes
for unit to cool before attempting to resume operation.
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• Grounding a metal pail: connect a ground wire to
the pail by clamping one end to pail and other end to
a true earth ground such as a water pipe.
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• To maintain grounding continuity when flushing
or relieving pressure: hold metal part of spray gun
firmly to side of a grounded metal pail. Then trigger
gun.
8 3A2813A
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Operation
WASTE
Operation
Trigger Lock
Always engage the trigger lock when you stop spraying
to prevent the gun from being triggered accidentally by
hand or if dropped or bumped.
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Trigger Locked
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Trigger Unlocked
Pressure Relief Procedure
Follow the Pressure Relief Procedure whenever
you see this symbol.
This equipment stays pressurized until pressure is
manually relieved. To help prevent serious injury from
pressurized fluid, such as skin injection, splashing
fluid and moving parts, follow the Pressure Relief
Procedure when you stop spraying and before
cleaning, checking, or servicing the equipment.
3. Trigger gun to relieve pressure.
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WASTE
4. Turn prime valve down.
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If you suspect spray tip or hose is completely clogged,
or that pressure has not been fully relieved after following these steps, VERY SLOWLY loosen tip guard retain-
ing nut or hose end coupling to relieve pressure
gradually, then loosen completely. Now clear tip or hose
obstruction.
1. Turn power OFF and unplug sprayer.
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2. Turn pressure to lowest setting.
-
TIB
3A2813A 9
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