Graco Inc 256856, ti12763a, ti12771a, ti12870a, 257092 User Manual
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HVLP EDGE™ Gun
Models: 256855, 257092, 256856
Maximum Fluid Working Pressure: 50 psi (0.35 MPa, 3.5 bar)
Maximum Air Working Pressure: 10 psi (0.07 MPa, 0.7 bar)
Important Safety Instructions
Refer to your sprayer instruction manual for
Pressure Relief and spray instructions. Keep these
instructions.
256855
ti12761ati12761a ti12870a
257092
256856
Registered Design No. 001147813-0001
313317C
ENG
- For the application of architectural paints and coatings -
The HVLP Edge gun is not intended to be used on an external compressor
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 hazard symbols refer to procedure-specific risks. Refer back to these
Warnings. Additional, product-specific warnings may be found throughout the body of this manual where applicable.
WARNINGS
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:
•Use equipment only in well ventilated area.
•Eliminate all ignition sources; such as pilot lights,
cigarettes, portable electric lamps, and plastic
drop cloths (potential static arc).
• Keep work area free of debris, including solvent, rags
and gasoline.
• Do not plug or unplug power cords, or turn power or
light switches on or off when flammable fumes are
present.
• Ground all equipment in the work area. See Ground-
ing instructions.
• Hold gun firmly to side of grounded pail when triggering into pail.
• If there is static sparking or you feel a shock, stop
operation immediately. Do not use equipment until
you identify and correct the problem.
• Keep a working fire extinguisher in the work area.
• When flammable liquid is sprayed or used for flushing
or cleaning, keep sprayer at least 20 feet (6 meters)
away from explosive vapors.
• Do not clean with materials having flash points lower
than 70° F (21° C). Use water-based materials or
mineral spirits-type material only. For complete information about your fluid, request the MSDS from the
fluid distributor or retailer.
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 component. See Technical Data in all equipment manuals.
• Use fluids and solvents that are compatible with
equipment wetted parts. See Technical Data in all
equipment manuals. Read fluid and solvent manufacturer’s warnings. For complete information about your
material, request MSDS forms from distributor or
retailer.
• Check equipment daily. Repair or replace worn or
damaged parts immediately with genuine manufacturer’s replacement parts only.
• Do not alter or modify equipment.
• 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
Do not use 1,1,1-trichloroethane, methylene chlo-
ride, other halogenated hydrocarbon solvents or
fluids containing such solvents in pressurized aluminum
equipment. Such use can cause serious chemical reaction and equipment rupture, and result in death, serious
injury, and property damage.
PERSONAL PROTECTIVE EQUIPMENT
You must wear appropriate protective equipment
when operating, servicing, or in the operating
area of the equipment to help protect you from serious
injury, including eye injury, inhalation of toxic fumes,
burns, and hearing loss. This equipment includes but is
not limited to:
• Protective eyewear and Hearing protection
• Gloves, clothing and respirator as recommended by
the fluid and solvent manufacturer
Component Identification
Component Identification
DE F
C
B
J
K
A
M
N
ID Component ID Component
A Siphon Cup G Trigger Slide
B Check Valve H Air Inlet
C Air Cap J
EasyGlide
D Air Nozzle K Latch
E Fluid Needle M Swivel Tube
F Flow Control Knob N Strainer
G
H
ti12771a
™
2. Fill cup 3/4 full. Install cover. Latch
the gun cup cover to secure it to
siphon cup.
ti12872a
Operation
Adjust Spray Pattern
1. Set air cap to position for spray pattern desired.
ti12763a
2. Verify trigger slide is in SPRAY position (E) and not
NEEDLE REMOVAL position (D).
Trigger
ED
Pressure Relief Procedure
The spray gun cup is pressurized by the gun air supply.
To reduce the risk of serious injury from pressurized fluid
or accidental spray from gun, always turn off the air supply to the gun before removing the spray gun cup. Unplug
sprayer from outlet
Setup
Make sure sprayer is turned off and unplugged from
power source. Refer to your sprayer instruction manual
for spray setup.
Connect Gun to Siphon Cup
1. Attach air hose from sprayer to
inlet fitting of gun.
ti12797a
ti12795a
Adjust Flow and Pattern Size
Flow and pattern size is determined by the flow control
knob. Set knob at 0. Increase flow to attain desired spray
pattern.
ti12772a
ti12823a
Spray
1. Keep gun perpendicular to surface and at a distance
of 6 to 8 in. (150 to 200 mm) from surface.
2 313317C
2. Have spray gun in motion before triggering. Move
spray gun in a straight, smooth stroke. Release
trigger at end of stroke.
6 to 8 in. (150 to 200 mm)
Operation
8. Remove retaining ring, air cap
and fluid nozzle. Clean in solvent
or water. Clean face of gun with a
solvent or water dampened rag.
RIGHT
WRONG
ti12793a
Cleaning Spray Gun
Before cleaning gun, read all warnings and do Pressure
Relief Procedure.
1. Remove siphon cup. Empty spray
material from siphon cup.
ti12775a
2. Pour small amount of solvent or
water recommended by spray
material manufacturer into siphon
cup.
ti12778a
9. Assemble gun. Wipe gun with
solvent or water dampened rag.
ti12780a
Check Valve Troubleshooting
Recommended if fluid is in the check valve.
Poppet Valve Quick Clear
1. Disconnect check valve from
siphon cup air hoses.
ti13104a
2. Unscrew check valve.
ti13105a
3. Pull out on nub on poppet
valve and release.
3. Latch the gun cup cover to secure
it to siphon cup.
4. Swirl solvent or water inside of gun.
5. Spray solvent or water into waste
pail until spray appears to be clean.
6. Remove siphon cup. Empty
remaining solvent or water from
siphon cup.
7. Clean inside of siphon cup with a
clean rag.
ti12775a
ti12872a
ti12906a
ti12905a
ti13106a
4. Assemble check valve. Install
on air hoses.
5. Try spraying again to see if
spraying is normal.
Check Valve Cleaning
1. Do steps 1 and 2 of Poppet Valve Quick Clean.
2. Unscrew poppet valve from
check valve.
3. Clean all parts in solvent recommended by spray material
manufacturer.
4. After all parts are dry apply a light coat of petroleum
jelly all over o-ring.
5. Assemble check valve. Install on air hoses.
ti13107a
313317C 3
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