Graco 223-773 A Series, ULTRA Plus+ 1500 Instructions And Parts List
INSTRUCTIONS-PARTS
LIST
308–551
This
manual contains important
warnings and information.
READ AND KEEP FOR REFERENCE.
INSTRUCTIONS
120 V
ULTRA
AC, 18A
Plus
+ 1500
Airless Paint Sprayer
3000 psi (21.0 MPa, 210 bar) Maximum Working Pressure
Part No. 223–773, Series A
Basic
Sprayer on upright cart, CSA certified
Patents
Pending
First
choice when
quality counts.
Rev. G
Supersedes D
and PCN E
GRACO INC. P.O. BOX 1441
MINNEAPOLIS, MN
http://www.graco.com
COPYRIGHT
Graco
Inc. is registered to I.S. EN ISO 9001
1994, GRACO INC.
55440–1441
Table
of Contents
Warnings 2.
Setup 6
Operation
Flushing 9
Troubleshooting 10
Motor
Displacement
Pressure
Power
Motor 19
. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
7. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Brush
Supply Cord
. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Pump
Control
. . . . . . . . . . . . . . . . . . . . . . . . . .
. . . . . . . . . . . . . . . . . . . . . . . . . . . . .
. . . . . . . . . . . . . . . . . . . . . . . . . . .
12.
13.
18.
18.
Symbols
Warning Symbol
WARNING
his
symbol alerts you to the possibility of serious
injury or death if you do not follow the instructions.
Bearing
Drive
Sprayer
Sprayer
Displacement
Accessories 25
Technical
Dimensions 27
Graco Warranty 28.
Phone
Housing & Connecting Rod
Housing
Parts Drawing
Parts List
Data
Number
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. . . . . . . . . . . . . . . . . . . . . . . .
. . . . . . . . . . . . . . . . . . . . . . . . . . . .
Pump Parts Drawing and List
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. . . . . . . . . . . .
. . . . .
20.
21.
22.
23.
24.
27.
28.
Caution Symbol
CAUTION
This
symbol alerts you to the possibility of damage to
or destruction of equipment if you do not follow the
instructions.
INSTRUCTIONS
WARNING
WARNING
EQUIPMENT MISUSE HAZARD
Equipment
This equipment is for professional use only
Read all instruction manuals, tags, and labels before operating the equipment.
Use the equipment only for its intended purpose. If you are not sure, call Graco T
tance at 1–800–543–0339.
Do not alter or modify this equipment.
Check equipment daily
Do not exceed the maximum working pressure of the lowest rated system component. Refer to
the Technical Data
Use fluids and solvents which are compatible with the equipment wetted parts. Refer to the
nical Data
ings.
Do not use hoses to pull equipment.
misuse can cause the equipment to rupture or malfunction and result in serious injury
.
echnical Assis
. Repair or replace worn or damaged parts immediately
on page 27 for the maximum working pressure of this equipment.
section of all equipment manuals. Read the fluid and solvent manufacturer’s warn
.
.
-
Tech-
-
Route hoses away from traffic areas, sharp edges, moving parts, and hot surfaces. Do not ex
pose Graco hoses to temperatures above 82C (180F) or below –40C (–40
Do not lift pressurized equipment.
Comply with all applicable local, state, and national fire, electrical, and safety regulations.
-
F).
WARNING
WARNING
INJECTION HAZARD
Spray
from the gun, leaks or ruptured components can inject fluid into your body and cause ex
tremely serious injury
can also cause serious injury
Fluid injected into the skin is a serious injury
injury
. Get immediate medical attention.
Do not point the gun at anyone or at any part of the body
Do not put your hand or fingers over the spray tip.
Do not stop or deflect leaks with your hand, body
Do not “blow back” fluid; this is not an air spray system.
Always have the tip guard and the trigger guard on the gun when spraying.
Check the gun dif
Be sure the gun trigger safety operates before spraying.
Lock the gun trigger safety when you stop spraying.
, including the need for amputation. Fluid splashed in the eyes or on the skin
.
. The injury may look like just a cut, but it is a serious
.
, glove or rag.
fuser operation weekly
. Refer to the gun manual.
-
Follow the
checking or servicing the equipment.
T
ighten all fluid connections before operating the equipment.
Check the hoses, tubes, and couplings daily
not repair high pressure couplings; you must replace the entire hose.
Fluid hoses must have spring guards on both ends, to help protect them from rupture caused by
kinks or bends near the couplings.
Pressure Relief Procedure
on page 10 if the spray tip clogs and before cleaning,
. Replace worn or damaged parts immediately
TOXIC FLUID HAZARD
Hazardous
skin, inhaled, or swallowed.
Know the specific hazards of the fluid you are using.
Store hazardous fluid in an approved container
state and national guidelines.
Always wear protective eyewear
and solvent manufacturer
fluid or toxic fumes can cause serious injury or death if splashed in the eyes or on the
. Dispose of hazardous fluid according to all local,
, gloves, clothing and respirator as recommended by the fluid
.
. Do
WARNING
WARNING
FIRE AND EXPLOSION HAZARD
Improper
result in a fire or explosion and serious injury
grounding, poor ventilation, open flames or sparks can cause a hazardous condition and
.
If there is any static sparking or you feel an electric shock while using this equipment,
spraying immediately. Do not use the equipment until you identify and correct the problem.
Provide fresh air ventilation to avoid the buildup of flammable fumes from solvents or the fluid
being sprayed.
Keep the spray area free of debris, including solvent, rags, and gasoline.
Electrically disconnect all equipment in the spray area.
Extinguish all open flames or pilot lights in the spray area.
Do not smoke in the spray area.
Do not turn on or of
Do not operate a gasoline engine in the spray area.
f any light switch in the spray area while operating or if fumes are present.
MOVING PARTS HAZARD
Moving
parts can pinch or amputate your fingers.
stop
Keep clear of all moving parts when starting or operating the pump.
Before servicing the equipment, follow the
NOTE: This
your sprayer
equipment from starting unexpectedly
is an example of the DANGER label on
. This label is available in other
.
languages, free of charge. See page 25 to order
FIRE
AND
EXPLOSION HAZARD
Spray
painting,
in confined areas can result in fire or explosion.
uids
Use outdoors or in extremely well ventilated areas. Ground equip
hoses, containers and objects being sprayed.
ment,
Avoid
all ignition sources such as
cloths,
open flames
arcs from
rettes,
light switches on and off.
ing
Failure
to follow this warning can result in death or serious injury
flushing or cleaning equipment with flammable liq
static electricity from plastic drop
such as pilot lights, hot objects such as ciga
connecting or disconnecting power cords or turn
READ AND UNDERSTAND ALL LABELS AND INSTRUCTION MANUALS BEFORE USE
Pressure Relief Procedure
on page 10 to prevent the
.
SKIN INJECTION
HAZARD
Liquids
-
-
-
-
.
can be injected into the body by high
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.A
of gun by always setting safety latch when not spraying.
gering
Never spray without a tip guard.
In case of accidental skin injection, seek immediate
“Surgical
Failure to follow this warning can result in amputation or serious
injury.
T
reatment”.
pressure airless spray
void accidental trig
-
4 308-551
Major Components
S
A
K
Fig. 1
M
B
C
D
E
F
R
G
H
U
LTP
J
N
01888
A Motor
B
C
(Under shield shown) DC motor
Pressure Adjusting Knob
ON/OFF Switch, Circuit Breaker
, 120 V
ac, 18A, 1 phase
Controls fluid outlet pressure
Power switch that controls 120 V
breaker
D
Drive Assembly
E
Fluid Filter
F
Secondary Fluid Outlet
G
Pail Hanger
H
Displacement Pump
J
50 ft (15 m) Main Hose
K
RAC IV T
L
Contractor Gun
M
RAC IV Switch T
ip Guard
ip
T
ransfers power from DC motor to the displacement pump
Filter of fluid between source and spray gun
Second hose and spray gun is connected here
Container of fluid to be sprayed may be hung here
Pressures fluid to be sprayed through spray gun
1/4 in. ID, grounded, nylon hose with spring guards on both ends
Reverse-A-Clean (RAC) ti
High pressure spray gun with gun safety latch
RAC switch tip atomizes fluid and removes clogs from spray tip without
removing tip from spray gun
N
3 ft (0.9 m) Hose
3/16 in. ID, grounded, nylon hose used between 50 ft hose and spray
gun to allow more flexibility when spraying
P
Pressure Drain V
R
Pressure Control
alve
Relieves fluid pressure when open
Controls motor speed to maintain fluid pressure. W
adjusting knob.
S
Spray Gun Safety Latch
T
Primary Fluid Outlet Hose and spray gun is connected here
U
15/20 Amp Switch
Inhibits accidental triggering of spray gun
Allows sprayer to operate on 15A service with reduced performance
p g
uard reduce
ac power to sprayer; with circuit
s t
he ris
k o
f f
lui
d i
njectio
orks with pressure
n i
njury
Setup
WARNING
If you supply your own hoses and spray gun, be
sure the hoses are electrically conductive, that the
gun has a tip guard, and that each part is rated for
at least
Pressure
ry caused by static sparking, fluid injection or overpressurization and rupture of the hose or gun.
3000 psi (21.0 MPa, 210 bar) Working
. This is to reduce the risk of serious inju
4.
Check the electrical service.
cal service is 120 V
grounded outlet. Do not remove the grounding
prong of the power supply cord. Do not use an
adapter
minimum 12 gauge size. Long extension cords
-
reduce sprayer performance. If 20A service is not
available, flip the 15/20 Amp switch (U) to 15 set
ting to avoid nuisance tripping of circuit breakers.
5. With the the ON/OFF switch OFF, plug the cord
into a grounded electrical outlet
20 ft. (6 m) away from the spray area.
. Extension cords must have 3 wires of a
AC, 60 Hz, 20A. Use a properly
Be sure the electri
located at least
-
-
CAUTION
T
o avoid damaging the pressure control, which
may result in poor equipment performance and
component damage, follow these precautions:
1.
Always use a nylon spray hose at least 50 ft.
(15 m) long.
2.
Never use a wire braid hose as it is too rigid to
act as a pulsation dampener
3.
Never install any shutof
filter and the hose. See Fig. 2.
1. Assemble the gun (L), 3 ft. whip hose (N) and
50 ft. hose (J).
guard yet.
2. Two gun hookup.
1/4 npsm(m) secondary hose outlet and attach a
minimum 50 ft. long hose. For more flexible gun
movement, install a 3/16 in. ID, 3 ft. whip hose be
tween the main hose and the gun.
3. Fill the packing nut/wet–cup (216)
Graco Throat Seal Liquid (TSL), supplied.
Don’t install the spray tip and tip
Remove the cap (12) from the
.
f device between the
1/3 full with
6. Flush the pump
which was left in to protect pump parts after fac
tory testing. See page 9.
Do
not install any
fluid shutof
46
12
216
-
to remove the lightweight oil
f device here
42
L
-
C
B
U
50
WARNING
FIRE AND EXPLOSION HAZARD
Proper electrical grounding is essential
to reduce the risk of fire or explosion
which can result in serious injury and
property damage. Also read
EXPLOSION HAZARD
6 308-551
on page 4.
FIRE OR
Fig. 2
KJ N
01888
Operation
WARNING
INJECTION
T
o reduce the risk of serious injury
whenever you are instructed to relieve
pressure, follow the
Procedure
on page 10.
Startup (Fig. 2)
Always
is ready to operate and that you start it safely
1.
2.
3. Don’t install the spray tip and tip guard until
4. Put the suction tube (42) into the paint con-
5.
6. Disengage the gun safety latch.
use this procedure to help ensure the sprayer
For a first time startup
page 9.
Close the pressure drain valve (50).
the pump is primed!
tainer.
Lower the pressure setting
sure adjusting knob (B) fully counterclockwise.
Gun
1
2
safety latch
shown engaged
Gun safety latch
shown disengaged
HAZARD
Pressure Relief
, flush the sprayer
by turning the pres
,
.
. See
See Fig 3.
CAUTION
Do
not run the sprayer dry for more than 30 sec
onds to avoid damaging the pump packings.
7. T
o prime the pump
a.
Open the drain valve.
b. T
urn the ON/OFF (C) switch to ON.
c.
Slowly increase the pressure setting until the
:
sprayer starts.
d.
When fluid is flowing from the valve, turn down
the pressure and close the valve.
e.
Hold a metal part of the gun firmly against a
grounded metal waste container
. See Fig. 4.
-
Maintain
metal to metal
1
contact when
flushing
firm
Fig. 4
-
1
0143
1
Fig. 3
f. Trigger
the gun and slowly increase the pres
sure setting until the sprayer starts. Keep the
gun triggered until all air is forced out of the
system and the paint flows freely from the gun.
g.
Release the trigger and engage the gun safety
latch. See Fig 3.
2
0137
8. Check all fluid connections for leaks
. If any
leaks are found, relieve pressure before tightening
the connections.
308-551 7
Operation
9. Install the spray tip and tip guard.
gun safety latch. Install the spray tip. If you are
using the RAC IV tip guard, refer to manual
307–848 for installation instructions.
10.
Adjust the pressure.
a. T
urn the pressure adjusting knob clockwise
just until spray from the gun is completely at
omized. T
ging, and to decrease tip wear and extend the
life of the sprayer
sible pressure needed to get the desired re
sults.
b.
If more coverage is needed, use a larger tip
rather than increasing the pressure.
c. T
est the spray pattern. T
of the spray pattern: engage the gun safety
latch, loosen the retaining nut, position the tip
guard horizontally for a horizontal pattern or
vertically for a vertical pattern and tighten the
retaining nut.
o avoid excessive overspray and fog
, always use the lowest pos
o adjust the direction
Engage the
Cleaning a Clogged Tip
WARNING
INJECTION HAZARD
To
reduce the risk of serious injury
whenever you are instructed to relieve
Procedure
pressure, follow the
on page 10.
Pressure Relief
3. Return
gage the gun safety latch, and resume spraying.
4.
If the tip is still clogged, engage the gun safety
latch, shut of
the pressure drain valve to relieve pressure. Clean
the spray tip as shown in manual 307–848, sup
-
-
plied with the RAC IV
the switch tip to the original position, disen
f and unplug the sprayer
.
, and open
-
-
Shutdown and Care
-
-
,
1. Check the packing nut/wet-cup (216) daily.
lieve the pressure. Keep the packing nut/wet-cup
1/3 full with TSL at all times to help prevent fluid
buildup on the piston rod and premature wear of
packings. Tighten the packing nut just enough to
stop leakage. Overtightening may cause binding
and excessive packing wear
and light hammer to adjust the nut. See Fig. 6.
2. Clean the fluid filter (48) often
sprayer is stored. First relieve pressure. See man
ual 307–273 for the cleaning procedure.
3. Fill the connecting rod cavity (A)
every 100 hours of operation. Relieve pressure
first. See Fig. 6.
48
A
216
. Use a screwdriver
and whenever the
with motor oil
Re
-
-
1.
If the spray tip clogs, release the gun trigger, en
gage the gun safety latch, relieve pressure, and
rotate the RAC IV switch tip 180. See Fig. 5.
2.
Disengage the gun safety latch and trigger the gun
into a waste container
latch again.
Switch tip
1
in spraying position
Gun safety latch
2
shown engaged
Fig. 5
shown
. Engage the gun safety
1
2
-
0137
Fig. 6
4. For very short shutoff periods,
tube in the paint, relieve pressure, and clean the
spray tip.
5. Coil the hose and hang it on the hose rack
when storing it, even for overnight, to help protect
the hose from kinking, abrasion, coupling damage,
etc.
leave the suction
01892
When to Flush
1. New
Sprayer. The sprayer was factory tested in
lightweight oil which was left in to protect pump
parts.
Before using water–base paint
spirits, then warm, soapy water
water.
, flush with mineral
, and then clean
Flushing
5.
Storage.
sprayer
pressure and leave it open.
W
ater–base paint:
spirits. Leave the system filled with mineral spirits.
Oil–base paint:
Flush as indicated below
, open the pressure drain valve to relieve
flush with water
flush with mineral spirits.
, shut of
, then mineral
f the
Before usin
2. Changing
vent.
3. Changing water–base to oil–base paint.
with warm, soapy water
4. Changing from oil–base to water–base paint.
Flush with mineral spirits, then warm, soapy water
and then clean water
g o
il–bas
e p
aint,
f
lus
h with m
Colors. Flush with a compatible sol
, then mineral spirits.
.
inera
l s
Flush
pirits.
How to Flush
A
B
CAUTION
Never
allow water to freeze in the pressure control.
-
,
Doing so prevents the sprayer from being started
and causes serious damage to the pressure control.
Push the water out with mineral spirits.
6. Startup
paint, flush out the mineral spirits with soapy water
and then clean water
flush out the mineral spirits with the paint to be
sprayed.
7.
Open the drain valve. T
increase the pressure until until the sprayer starts.
When fluid comes from the valve, close it. Hold a
metal part of the gun firmly against a metal waste
container. T
of the system and the solvent flows freely from the
gun. Release the trigger and engage the gun
safety latch.
after storage.
rigger the gun until all air is forced out
Before using water–base
. When using oil–base paint,
urn on the sprayer and
C
Fig.
7
1.
Relieve pressure.
2.
Remove the filter bowl (A), support (C) and screen
(B); see manual 307–273. Install the bowl and
support. Clean the screen separately and install
after flushing.. See Fig 7.
3.
Close the pressure drain valve.
4.
Pour one–half gallon of compatible solvent into a
grounded metal pail. Put the suction tube in the
pail.
Remove the spray tip from the gun, if it is installed.
5.
6. T
urn the pressure adjusting knob all the way coun
terclockwise to lower the pressure setting.
50
WARNING
FIRE AND EXPLOSION HAZARD
T
o reduce static sparking and splashing,
always remove the spray tip from the
gun, and hold a metal part of the gun
firmly to the side of a grounded metal pail when
flushing.
8.
Remove the suction tube from the pail. Disengage
the gun safety latch and trigger the gun to force
solvent from the hose. Do not run the pump dry for
more than 30 seconds to avoid damaging the
pump packings! Relieve pressure.
9.
Leave the pressure drain valve open until you are
ready to use the sprayer again. If the screen was
removed, unscrew the filter bowl and reinstall the
clean screen. Reinstall the bowl, hand tight only
If you flushed with mineral spirits and are going to
10.
-
use a water–base paint, flush with soapy water
and then clean water. Relieve pressure.
308-551 9
.
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