INSTRUCTIONS–P
This
manual contains important
warnings and information.
READ AND RETAIN FOR REFERENCE
ELECTRIC, 120 VAC
ARTS LIST
308–646
Rev. B
Supercedes Rev. A
Performance 390
Airless
2750
psi (195 bar) Maximum Working Pressure
Model 231–553, Series A
Complete
T
ip Guard and SwitchT
sprayer with hoses, gun, RAC IV DripLess
Paint Sprayer
ip
GRACO INC. P.O. BOX 1441
COPYRIGHT
Graco
Inc. is registered to I.S. EN ISO 9001
MINNEAPOLIS, MN
1996, GRACO INC.
55440–1441
Table
of Contents
Warnings 4.
Component
Setup 6
Operation
Startup
Shutdown
Flushing 13
Troubleshooting 14
Motor Test 18.
General
Motor
Displacement
Motor 26
Motor
Power
. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Identification and Function5. . . . . . . . . . .
. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
7. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
9. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
and Care
. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Repair Information
Brush
. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Start Board
Supply Cord
. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Pump Repair
. . . . . . . . . . . . . . . . . . . . . . . . . .
. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
. . . . . . . . . . . . . . . . . . . .
. . . . . . . . . . . . . . . . . . . .
. . . . . . . . . . . . . . . . . . . . . . . . . . . .
. . . . . . . . . . . . . . . . . . . . . . . . . . .
12.
19.
20.
22.
27.
27.
Symbols
Warning Symbol
WARNING
his
symbol alerts you to the possibility of serious
injury or death if you do not follow the instructions.
ON/OFF
Drive
Pressure
Pressure Transducer 31.
Drain Valve 32.
Inlet
Displacement
Accessories 33
Sprayer
Sprayer
Technical
Dimensions 36
Graco Warranty and Disclaimers
Phone
Switch
Housing, Connecting Rod, Crankshaft
Control
Strainer Installation/Removal
Parts Drawing
Parts List
Data
Number
. . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
. . . . . . . . . . . . . . . . . . . . . . . . . . . . .
. . . . . . . . . . . . . . . . . . . . . . . . .
. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
. . . . . . . . . . . . . .
Pump Parts Drawing and List
. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
. . . . . . . . . . . . . . . . . . . . . . . .
. . . . . . . . . . . . . . . . . . . . . . . . . . . .
. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
. . . . . . . . . . . . . . .
. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
. . . . .
. . . . .
27.
28.
30.
32.
33.
34.
35.
36.
36.
36.
Caution Symbol
CAUTION
This
symbol alerts you to the possibility of damage to
or destruction of equipment if you do not follow the
instructions.
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.
stop
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 9 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
MOVING PARTS HAZARD
Moving
parts can pinch or amputate your fingers.
Keep clear of all moving parts when starting or operating the pump.
Before servicing the equipment, follow the
equipment from starting unexpectedly
Pressure Relief Procedure
.
on page 9 to prevent the
WARNING
WARNING
EQUIPMENT MISUSE HAZARD
INSTRUCTIONS
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 your distributor
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
misuse can cause the equipment to rupture or malfunction and result in serious injury
.
.
. Repair or replace worn or damaged parts immediately
.
on page 36 for the maximum working pressure of this equipment.
section of all equipment manuals. Read the fluid and solvent manufacturer’s warn
ings.
Do not use 1,1,1–trichloroethane, methylene chloride, other halogenated hydrocarbon solvents or
fluids containing such solvents in pressurized aluminum equipment. Such use could result in a
chemical reaction, with the possibility of explosion.
Do not use hoses to pull equipment.
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
F).
.
Tech-
-
-
Do not lift pressurized equipment.
Comply with all applicable local, state, and national fire, electrical, and safety regulations.
NOTE: This
is an example of the DANGER label on
your sprayer
. This label is available in other
languages, free of charge. See page 36 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
.
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
-
READ AND UNDERSTAND ALL LABELS AND INSTRUCTION MANUALS BEFORE USE
Component
Function and Identification
H
05963
N
E
K
G
F
J
B
C
A
D
M
L
Fig.
1
A Motor
B
Drive Assembly
C
Pressure Adjusting Knob
D
ON/OFF Switch
E
Fluid Outlet
F
Displacement Pump
G
50 ft (15 m) Main Hose
H
RAC IV T
J
FTx Gun
K
RAC IV Switch T
L
Pressure Drain V
M
Pressure Control
N
Spray Gun Safety Latch
ip Guard
ip
alve
05993
DC motor
T
ransfers power from DC motor to the displacement pump
Controls fluid outlet pressure
Power switch that controls 120 V
Hose and spray gun is connected here
Pressurizes fluid to be sprayed through spray gun
1/4 in. ID, grounded, nylon hose with spring guards on both ends
Reverse-A-Clean (RAC) tip guard reduces the risk of fluid injection inju
ry
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
Relieves fluid pressure when open
Controls motor to maintain fluid pressure. W
adjusting knob.
Inhibits accidental triggering of spray gun
, 120 V
ac, 15A, 1 phase
ac power to sprayer
orks with pressure
-
308-646 5
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
is to reduce the risk of serious injury caused by
static sparking, fluid injection or over-pressurization
and rupture of the hose or gun.
2750 psi (195 bar) Working Pressure
. This
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
.
2. Fill the wet–cup (102).
Fill the cup 1/3 full with Graco Throat Seal Liquid
(TSL), supplied. Install the wet-cup seal.
3.
Plug in the sprayer. Be sure the ON/OFF switch
(52) is OFF
least 20 feet away from the spray area.
. Plug the cord into a grounded outlet at
Pry of
f the wet-cup seal.
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
4. Flush the pump
which was left in to protect pump parts after fac
tory testing. See page 13.
to remove the lightweight oil
FIRE OR
on page 2.
-
3.
Never install any shutof
filter and the hose. See Fig. 2.
1. Connect the hose (74) and gun (67)
onto the outlet nipple (28). Don’t use thread
sealant, and don’t install the spray tip yet!
1
1/4
npsm(m) fluid outlet
2
Do not install any shutof
3
Rotate clockwise to increase pressure
4
Shown in closed or spray position
5
Fill 1/3 full with TSL
f device between the
f device here
74
and screw it
12
28
5.
Prepare the paint
ers’
s recommendations. Remove any paint skin.
Strain the paint through a fine nylon mesh bag
(available at most paint dealers) to remove par
ticles that could clog the spray tip. This is an im
portant step toward trouble-free paint spraying.
32
64
3
according
52
to the manufactu
33
-
-
-
Fig. 2
67
4
102
5
05993
Operation
How to use the gun trigger safety
When
engaged, the gun safety latch prevents the gun
from accidental triggering. See Fig. 3.
WARNING
INJECTION HAZARD
If the gun still sprays when the gun trig
ger safety is locked, repair the gun. See
manual 308–235, supplied.
Gun
1
2
safety latch
shown engaged
Gun safety latch
shown disengaged
1
Open or drain, position
1
2
Closed,
or spray position
-
Fig.
4
1
2
04646
How to use the pressure control.
The
pressure control controls the motor operation so
the sprayer maintains constant fluid pressure at the
pump outlet. T
terclockwise to obtain the minimum setting. T
2
knob clockwise to increase pressure. See Fig. 5.
urn the pressure control knob fully coun
urn the
-
Fig. 3
05964
How to use the pressure drain valve.
Use
the pressure drain valve to relieve fluid pressure
from the pump and to help prime the pump. If the valve
senses an over pressure condition, it opens automati
cally to relieve fluid pressure. If this happens, stop
spraying immediately, shut of
f and unplug the sprayer
Determine the cause of the problem and correct it be
fore operating the sprayer again. Refer also to the
Troubleshooting
, page 14. See Fig. 4.
-
-
.
Fig. 5
01022A
308-646 7
Operation
How to use the RAC IV tip guard.
WARNING
INJECTION
T
o reduce the risk of serious injury
whenever you are instructed to relieve
pressure, follow the
Procedure
The tip guard alerts you to the risk and helps prevent
placing any part of the body close to the spray tip. The
tip guard also adjusts the vertical or horizontal spray
pattern. See Fig. 8. The tip guard holds a reversing
spray tip. The tip is in the spraying position when the
tip handle points forward. See Fig. 6.
on page 9.
HAZARD
,
Pressure Relief
1
Tip
handle shown in
1
spraying position.
T
urn handle 180
2
trigger gun to clear clog
Fig. 6
,
How to remove a tip clog.
1. Release
tate the RAC IV tip handle 180. See Fig. 6.
2.
Unlock the safety latch. T
or onto the ground to remove the clog.
3.
Lock the safety latch. Rotate the tip handle to the
spraying position.
the gun trigger
. Lock the safety latch. Ro
rigger the gun into a pail
2
04647
-
Clean the front of the tip frequently during the day’
operation. First, follow the
on page 9.
Pressure Relief Procedure
4.
If the tip is still clogged, lock the safety latch, shut
s
of
f and unplug the sprayer
drain valve to relieve pressure. Clean the spray tip
as shown in manual 307–848, supplied.
, and open the pressure
Startup
WARNING
INJECTION HAZARD
The system pressure must be manually
relieved to prevent the system from
starting or spraying accidentally
under high pressure can be injected through the
skin and cause serious injury
an injury from injection, splashing fluid, or moving
parts, follow the
whenever you:
are instructed to relieve the pressure,
stop spraying,
check or service any of the system equipment,
or install or clean the spray tip.
Pressure Relief Procedure
. T
o reduce the risk of
Pressure Relief Procedure
1. Engage the gun safety latch.
2. Turn the ON/OFF switch to OFF
3.
Unplug the power supply cord.
4.
Disengage the gun safety latch. Hold a metal part
of the gun firmly to a grounded metal pail. T
the gun to relieve pressure.
5.
Engage the gun safety latch.
6. Open the pressure drain valve. Leave the pressure
drain valve open until you are ready to spray
again.
If you suspect that the spray tip or hose is completely
clogged, or that pressure has not been fully relieved
after following the steps above
en the tip guard retaining nut or hose end coupling to
relieve pressure gradually
Now clear the tip or hose obstruction.
, then loosen completely
, VER
.
Y SLOWL
. Fluid
rigger
Y loos
-
.
NOTE:
See page 13.
NOTE:
in the text as you start the sprayer
1.
2. Don’t install the spray tip until the pump is
Fig.
3. T
4. Disengage the gun trigger safety
If this is a first-time startup, flush the sprayer
Refer to Fig. 9 and the other figures referenced
.
Open the pressure drain valve (42).
primed!
Open
1
or drain, position
7
urn the pressure knob (64) to the minimum
setting.
page 7.
See Fig. 7.
.
See Fig. 3,
CAUTION
Do not run the sprayer dry for more than 30 sec
onds to avoid damaging the pump packings.
42
.
1
04648
-
Startup Procedure
Use
this procedure each time you start the sprayer to
help ensure the sprayer is ready to operate and that
you start it safely
.
5. T
o prime the pump,
on. Slowly increase the pressure until the sprayer
starts. When fluid comes from the pressure drain
valve, close the valve.
turn the sprayer switch (52)
308-646 9
WARNING
FIRE AND EXPLOSION HAZARD
T
o reduce the risk of static sparking and
splashing when priming or flushing the
system, hold a metal part of the gun
firmly to the side of a grounded metal pail before
triggering the gun.
6. T
o prime the hose
splashing. Hold a metal part of the gun firmly
against and aimed into a grounded metal pail. See
the preceding W
open and slowly increase the pressure until the
pump starts. Keep the gun triggered until all air is
forced out of the system and the fluid flows freely
from the gun. Release the trigger and engage the
gun safety latch.
, lower the pressure to reduce
ARNING. Hold the gun trigger
Startup
b.
c.
NOTE:
Change the spray tip if adjusting the pressure will not
improve the spray pattern.
If more coverage is needed, use a larger tip
rather than increasing the pressure.
Adjust the direction of the spray pattern. See
Fig. 8. Engage the gun safety latch. Loosen
the retaining nut (A). Position the tip guard for
a horizontal or vertical pattern. Hold the tip
guard in place and tighten the retaining nut.
Spray patterns will change as tips wear
.
A
7. Check all fluid connections for leaks
pressure before tightening the connections.
8.
Engage the gun safety latch.
9. Install the spray tip and tip guard.
spray tip. If you are using the RAC IV tip guard,
refer to manual 307–848 for installation instruc
tions.
10. Adjust the spray pattern
a.
Increase the pressure until spray from the gun
is completely atomized. T
overspray and fogging, and to extend tip and
sprayer life, always use the lowest pressure
needed to get the desired results.
o avoid excessive
Install the
. Relieve
1
-
For a vertical
1
spray pattern
For
2
Fig. 8
a horizontal
spray pattern
2
05971
10 308-646
1
1/4
npsm(m) fluid outlet
2
Do not install any shutof
3
Rotate clockwise to increase pressure
4
Shown in closed or spray position
5
Fill 1/3 full with TSL
f device here
Startup
3
64
32
33
Fig.
9
67
74
2
28
1
52
4
102
5
05993
308-646 11
Shutdown and Care
WARNING
INJECTION
T
o reduce the risk of serious injury
whenever you are instructed to relieve
pressure, follow the
Procedure
on page 9.
Shutdown and Care
1. Check the packing nut/wet-cup daily (102).
lieve pressure first. Keep the wet-cup 1/3 full of
TSL at all times to help prevent fluid buildup on the
piston rod and premature wear of packings.
2. Tighten the packing nut/wet-cup (102) just
enough to stop leakage.
binding and excessive packing wear
punch or brass rod and a light hammer to adjust
the nut. See Fig.10.
3.
Periodically clean paint residue from the pres
sure transducer (29)
Replace the transducer when leakage is exces
sive. See page 31.
4. Lubricate the bearing housing
hours of operation. Remove the front cover
bearing housing cavity (A) with SAE 10 nondetergent oil. See Fig. 1
5. Flush the sprayer at the end of each work day
and fill it with mineral spirits to help prevent pump
corrosion and freezing. See page 13.
HAZARD
,
Pressure Relief
Re
Over-tightening causes
. Use a round
vent hole area. See Fig. 1
-
after every 100
. Fill the
1.
1.
WARNING
INJECTION HAZARD
See the warning section
HAZARD
the hazard of using damaged hoses.
Turn
nut
tighten
1
Vent
102
packing
clockwise
hole
to
1
-
-
Fig. 10
1
on page 3 for information on
29
1
A
INJECTION
04650
CAUTION
To
prevent pump corrosion, and to reduce the
chance of fluid freezing in the pump in cold weather
never leave water or any type of paint in the sprayer
when it is not in use. Freezing can seriously dam
age the sprayer or result in a loss of pressure or
stalling.
6. For very short shutoff periods,
tube in the paint, relieve pressure, and clean the
spray tip.
7. Coil the hose and hang it on a hose rack when
storing it, even for overnight, to help protect the
hose from kinking, abrasion, coupling damage, etc.
12 308-646
leave the suction
-
,
Fig. 11
04651
When to Flush
1. Before
which was left in to protect pump parts.
Before using water-base paint:
eral spirits followed by soapy water
clean water flush.
Before using oil-base paint:
spirits only
2. Changing colors:
such as mineral spirits or water
using a new sprayer:
.
flush with a compatible solvent
Flushing
flush out the oil
flush with min
, and then a
flush with mineral
.
3.
Pour one-half gallon (2 liters) of compatible solvent
into a grounded metal flushing pail. Put the suction
hose in the pail.
4.
Open the pressure drain valve. See Fig. 4, page
-
7.
5. To save the paint still in the pump and hose,
follow Step 6, except put the drain tube in the paint
pail. When solvent appears, close the drain valve.
Put the drain tube in the flushing pail. T
gun into the paint pail. When solvent appears, re
lease the trigger
. Continue with Step 6.
rigger the
-
3. Changing from water-base to oil-base paint:
flush with warm, soapy water
spirits.
4. Changing from oil-base to water-base paint:
flush with mineral spirits, then warm, soapy water
and then a clean water flush.
5. Storage after using water-base paint:
water and then mineral spirits. Leave the system
filled with mineral spirits. Relieve pressure. Leave
the drain valve open.
Storage after using oil-base paint:
mineral spirits. Relieve pressure. Leave the drain
valve open.
, and then mineral
flush with
flush with
CAUTION
Never
allow water to freeze in the pressure control.
Doing so prevents the sprayer from being started
and may cause serious damage. 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.
How to Flush
1. Follow
page 9.
2.
Remove the spray tip and clean it separately
after storage.
the
Pressure Relief Procedure
Before using water-base
. When using oil-base paint,
on
.
WARNING
FIRE AND EXPLOSION HAZARD
T
o reduce static sparking and splashing,
always remove the spray tip from the
,
firmly to the side of a grounded metal pail when
flushing.
6.
Lower the pressure setting. T
Maintaining metal-to-metal contact, trigger the gun
into the flushing pail. Slowly increase the sprayer
pressure until the pump starts. Keep the gun trig
gered until the solvent flows freely from the gun.
Circulate the solvent to thoroughly clean the spray
er
safety.
7.
Open the drain valve and circulate the solvent
through the drain tube to thoroughly clean it. Close
the drain valve.
8.
Remove the suction hose from the pail. Disengage
the gun trigger safety
pump a few seconds to push air into the hose. Do
not run the pump dry for more than 30 seconds to
avoid damaging the pump packings! Relieve pres
sure.
9.
Remove and clean the inlet strainer
the suction hose and drain tube.
10.
Refer to
pressure.
11.
Leave the drain valve open until you use the
sprayer again.
gun, and hold a metal part of the gun
urn on the sprayer
. Release the gun trigger. Engage the gun trigger
. T
rigger the gun and run the
. Wipe paint of
When To Flush,
Step 1 again. Relieve
.
-
-
-
f
308-646 13
Troubleshooting
WARNING
INJECTION HAZARD
T
o reduce the risk of serious injury, whenever you are instructed to relieve pressure, follow the
Pressure Relief Procedure
Check
everything in the troubleshooting table before disassembling the sprayer
on page 9.
Basic Problem Solving
.
TYPE OF PROBLEM WHA
Fluid pressure
Mechanical
Electrical 1.
If check is OK, go to next check
1.
2.
1.
2.
3.
2.
T T
O CHECK
Check pressure control knob setting. The pump
won’t develop much pressure if it is at minimum
setting (fully counterclockwise).
Check for a clogged spray tip or fluid filter
used. See page 8.
Check for frozen or hardened paint in pump
(20). Using a screwdriver
fan at back of motor by hand. See page 18.
Check pump connecting rod pin (17). It must be
completely pushed into connecting rod (15),
and retaining spring (18) must be firmly in con
necting rod groove. See Fig. 18, page 22.
Check for motor damage. Remove drive hous
ing assembly (1
motor fan by hand.
Check electrical supply with volt meter
should read 105–125 V
Check extension cord for visible damage. Use
a volt meter or test lamp at extension cord out
let to check.
1). See page 28. T
, carefully try to rotate
AC.
, if
ry to rotate
. Meter
WHA
T T
When check is not OK, refer to this column
1.
2.
1.
2.
-
-
3.
1.
2.
-
O DO
Slowly increase pressure setting to see if
motor starts.
If tip is still clogged, relieve pressure; re
fer to separate gun or tip instruction
ual for tip cleaning. Clean the filter
used.
Thaw
. Plug in sprayer and turn on.
Slowly increase pressure setting to see if
motor starts. If it doesn’t, see NOTE, be
low.
Push pin into place and secure with
spring retainer
Replace motor (4) if fan won’t turn. See
page 26.
Reset building circuit breaker; replace
building fuse. T
Replace extension cord.
.
ry another outlet.
, if
man
-
-
-
3. Check sprayer power supply cord (50) for visible damage such as broken insulation or wires.
4.
Check motor brushes for the following:
a.
Loose terminal screws.
b.
Broken or misaligned brush springs.
c.
Brushes binding in holders.
d.
Broken leads.
e. W
orn brushes.
NOTE:
on both sides of motor
NOTE:
Thaw sprayer if water or water–based paint has frozen in it, due to exposure to low temperatures, by placing in a warm
area. Do not try to start sprayer until completely thawed or damage to motor and/or start board may occur
(dried) in sprayer
, the pump packings (page 22) and/or pressure transducer (page 31) must be replaced.
The brushes do not wear at same rate
. Check both brushes.
3.
Replace power supply cord.
See page 27.
4.
Refer to page 20.
a. Tighten.
Replace broken spring and/or align
b.
spring with brush
c.
Clean brush holders. Remove carbon
with small cleaning brush. Align brush
leads with slot in brush holder to as
sure free vertical brush movement.
d.
Replace brushes
e.
Replace brushes if less than 0.5 in.
long.
. If paint hardened
14 308-646
-
Basic Problem Solving
TYPE OF PROBLEM WHA
If check is OK, go to next check
Electrical
(continued)
5. Check
6.
7. Check
8.
9. Check power supply cord (50). Disconnect
10.Check ON/OFF switch (52). Disconnect the
T T
O CHECK
motor armature commutator for burn
spots, gouges and extreme roughness. Re
move motor cover and brush inspection plates
to check. See page 20.
Check motor armature for shorts using arma
ture tester (growler) or perform motor test.
See page 18.
leads from pressure control and motor to
motor
start board (47) to be sure they are se
curely fastened and properly mated.
Check motor start board (47) by substituting
with a good board. See page 27.
CAUTION:
tor armature is determined to be good. A bad
motor armature can burn out a good board.
black and white power cord terminals; connect
volt
should
motor start board (47) and switch and connect
volt meter between exposed terminal on switch
and power cord’
and turn ON. Meter should read 105–125V
urn of
T
Do not perform this check until mo
meter to these
read 105–125V
f and unplug sprayer
leads. Plug in sprayer
AC. Unplug sprayer
s white wire. Plug in sprayer
.
-
-
-
. Meter
.
AC
WHA
T T
O DO
When check is not OK, refer to this column
5.
Remove motor and have motor shop
resurface commutator if possible. See
page 26.
6.
Replace motor
7.
Replace loose terminals; crimp to leads.
Be sure male terminal blades are straight
and firmly connected to mating part.
8.
Replace board. See page 27.
-
9.
Replace power supply cord. See page
27.
10.
Replace ON/OFF switch. See page 27.
. See page 26.
11.
12.
(1)
(2)
13.
Intermediate Problem Solving
TYPE OF PROBLEM WHA
Low output
If check is OK, go to next check
1.
2.
Check motor thermal cutout switch. Connect
ohmmeter between motor’s red leads. Meter
should read 1 ohm maximum.
Remove pressure control (64) and check mi
croswitch operation with ohmmeter:
With pressure knob at lowest setting and
stem pushed into control, readings should
be: white & black = 1 ohm max.
white & red = open.
With pressure knob at highest setting,read
ings should be: white & black = open;
white & red = 1 ohm max.
Check pressure transducer (29) for hardened
paint or damaged or worn components. See
page 31.
T T
O CHECK
11.
-
12.
-
13.
WHA
When check is not OK refer to this column
Check for worn spray tip. 1.
Be sure pump does not continue to stroke
when gun trigger is released. Plug in and turn
on sprayer
mentarily
Relieve pressure, turn of
. Prime with paint. T
, then release and lock safety latch.
rigger gun mo
f and unplug sprayer
2.
.
Allow motor to cool. Correct cause of
overheating. If switch remains open after
motor cools, replace motor
Replace pressure control. See page 30.
Replace transducer
ough system flushing will help extend life
of transducer
T T
O DO
Follow
replace tip. See your separate gun or tip
manual.
Service pump. See page 22.
.
Pressure Relief Procedure
.
. See page 31. Thor
then
-
Intermediate Problem Solving
TYPE OF PROBLEM WHA
If check is OK, go to next check
Low output
Drain valve leaks 1.
(continued)
3. Release
4.
5.
6.
7.
8.
T T
O CHECK
pump
Check electrical supply with volt meter
should read 105–125V
Check extension cord size and length; must be
at least 12 gauge wire and less than 150 ft
(45 m) long.
Check motor brushes. See Electrical – What T
Check, item 4, on page 14.
Check motor start board (47) by substituting
with a good board.
CAUTION:
tor armature is determined to be good. A bad
motor armature can burn out a good board.
Check motor armature for shorts by using an
armature tester (growler) or perform motor test.
See page 18.
Check drain valve for correct torque and/or
worn parts. Check for debris trapped on seat.
gun trigger
rod (107).
Do not perform this check until mo
. Observe resting position of
. Meter
AC.
WHA
T T
O DO
When check is not OK, refer to this column
3.
If pump consistently comes to rest with
rod (107) fully extended, the piston pack
ings and/or piston valve may be worn.
Service the pump. See page 22.
4.
Reset building circuit breaker; replace
building fuse. Repair electrical outlet or
try another outlet.
5.
Replace with a correct, grounded exten
sion cord.
o
6.
See page 20.
7.
Replace board. See page 27.
-
8.
Replace motor
9. T
ighten to 185 in–lb (21 N.m). Clean
valve and replace with new gasket (42a)
and sealant (42d). See page 32.
. See page 26.
-
-
Transducer leaks 1.
No output: motor runs and
pump strokes
No output: motor runs but
pump does not stroke
Slight leakage from transducer is normal.
1.
Check paint supply
2.
Check for clogged intake strainer
3.
Check for loose suction tube or fittings. See
page 34.
4.
Check to see if intake valve ball and piston ball
are seating properly
5.
Check for leaking around throat packing nut
which may indicate worn or damaged packings.
See page 22.
6. Release
pump
1.
Check displacement pump connecting rod pin
(17). See Fig. 18, page 22.
7.
Check connecting rod assembly (15) for dam
age. See page 28.
gun trigger
rod (107).
. 1.
. 2.
. See page 22.
. Observe resting position of
1.
Periodically remove residue from its cyl
inder port. See page 31.
Refill and reprime pump.
Remove and clean, then reinstall.
3. T
ighten; use thread sealant on npt
threads of adapter (38).
4.
Remove intake valve and clean. Check
ball and seat for nicks; replace as need
ed. See page 22. Strain paint before us
ing to remove particles that could clog
pump.
5.
Replace packings. See page 22. Also
check piston valve seat for hardened
paint or nicks and replace if necessary
ighten packing nut/wet-cup.
T
6.
If pump consistently comes to rest with
rod (107) fully extended, the piston pack
ings and/or piston valve may be worn.
Service the pump. See page 22.
1.
Replace pin if missing. Be sure retainer
spring (18) is fully in groove all around
connecting rod.
-
7.
Replace connecting rod assembly
page 28.
-
-
-
.
-
. See
16 308-646
8.
Be sure crank in drive housing rotates; plug in
sprayer and turn on briefly to check. T
and unplug sprayer
. See page 28.
urn of
8.
f
Check drive housing assembly for
damage and replace if necessary
page 28.
. See
Intermediate Problem Solving
TYPE OF PROBLEM WHA
If check is OK, go to next check
Spray Pattern V
Motor Is Hot and Runs
Intermittently
Building Circuit Breaker
As Soon As
Opens
Switch Is T
ariations
Sprayer
urned On.
1.
2.
3.
4.
1. Determine
2.
3. Check motor. 3.
1.
2.
T T
O CHECK
Spray tip worn beyond sprayer pressure capa
bility.
Check transducer (29) for wear or damage.
Check pressure control (64) for smooth opera
tion.
Check Low output section, page 16.
sure with small tips, which causes excessive
heat build up.
Be sure ambient temperature where sprayer is
located is no more than 90F (32C) and
sprayer is not located in direct sun.
Check all electrical wiring for damaged insula
tion, and all terminals for loose fit or damage.
Also check wires between pressure control and
motor
Check for missing motor brush inspection plate
gasket (see page 18), bent terminal forks or
other metal to metal contact points which could
cause a short.
if sprayer was operated at high pres
-
. See page 26.
WHA
T T
O DO
When check is not OK, refer to this column
-
1.
Replace spray tip.
NOTE:
A smaller size tip will provide
longer life.
2.
Replace transducer
-
3.
Replace pressure control. See page 30.
-
1.
Decrease pressure setting or increase tip
size.
2.
Move sprayer to shaded, cooler area if
possible.
Replace motor
1.
Repair or replace any damaged wiring or
terminals. Securely reconnect all wires.
2.
Correct faulty conditions.
. See page 31.
. See page 26.
Circuit breaker opens after
operates for
sprayer
minutes.
Building circuit breaker
opens as soon as sprayer
is plugged into outlet and
is NOT turned on.
sprayer
Unit will not run on gener
ator but does run on AC
power
5 to 10
3.
Check motor armature for shorts. Use an arma
ture tester (growler) or perform motor test. See
page 18. Inspect windings for burns.
4.
Check motor start board (47) by substituting
with a good board.
CAUTION:
motor armature is determined to be good. A
bad motor armature can burn out a good board.
1. Check
14.
1. Check ON/OFF switch (52).
unplugged!
Check switch with ohmmeter
should be infinity with ON/OFF switch OFF
and zero with switch ON.
CAUTION:
switch and or motor start board (47).
2.
Check electrical supply with volt meter
should read 105–125 V
-
Check
the generator’s peak voltage. This sprayer will
not
run if the peak voltage is above 190V
Do not perform this check until
‘Basic Problems – Electrical’ on page
Disconnect wires from switch.
A short in motor circuit can damage
Be sure sprayer is
. The reading
AC.
. Meter
.
-
3.
Replace motor
4.
Replace board. See page 27.
1.
Replace ON/OFF switch. See page 27.
,
2.
If voltage is too high, do not operate
sprayer until corrected.
Use AC power or a dif
. See page 26.
ferent generator
WARNING
Motor
T
est
INJECTION
T
o reduce the risk of serious injury
whenever you are instructed to relieve
pressure, follow the
Procedure
For checking armature, motor winding and brush elec
trical continuity
on page 9.
.
HAZARD
,
Pressure Relief
Setup
Remove the drive housing. See page 28. This is to
ensure that any resistance you notice in the armature
test is due to the motor and not to worn gears in the
drive housing.
Remove the motor brush inspection covers (A). See
Fig. 12.
Remove the junction box screws (56). Lower the junc
tion box. Disconnect the two leads (C) from the motor
to the board (47). See Fig. 13.
Armature Short Circuit Test
-
A
Fig. 12
-
B
04652
Remove
Spin the motor fan by hand. If there are no shorts, the
motor will coast two or three revolutions before coming
to a complete stop. If the motor does not spin freely
the armature is shorted and the motor must be re
placed. See page 26.
the fan cover (B). See Fig. 12.
,
-
Armature, Brushes, and Motor Wiring
Open Circuit Test (Continuity)
Connect
lead. T
tions per second.
When turning the fan on a DC motor, normally you
sense an even, pulsing resistance. If there is irregular
turning resistance, or no turning resistance, check and
repair the following as needed: broken brush springs,
brush leads, motor leads; loose brush terminal screws
or motor lead terminals; worn brushes. See page 20.
If there is still uneven or no turning resistance, replace
the motor
the two black motor leads together with a test
urn the motor fan by hand at about two revolu
. See page 26.
-
59
58
Fig. 13
MOTOR
89
BLACK/
WHITE
BLACK
C
RED
56
47
04720
18 308-646
General
Repair Information
WARNING
INJECTION
T
o reduce the risk of serious injury
whenever you are instructed to relieve
pressure, follow the
Procedure
on page 9.
Tool List
These
are the tools required to service all parts of the
sprayer.
3/16” Allen wrench:
3/8” Allen wrench:
#1 Phillips screwdriver:
pressure control, front cover
3/8” socket wrench:
5/8” socket wrench:
on/off switch boot, piston
13/16” socket wrench:
1-1/4” socket wrench:
1/2” open end wrench:
1
1/16” open end wrench:
15/16” open end wrench:
1-3/4” open end wrench:
5/64” drive pin:
3” needle nose pliers:
Hammer & punch:
T
orque wrenches:
drain valve pin
HAZARD
Pressure Relief
gear housing, legs, handle
pump manifold
junction box,
motor mount
drain valve, outlet fittings,
drain valve
pump inlet valve
pump rod
piston jam nut
flats of inlet tube
pump jam nut
wiring, on/off switch
packing nut
various fasteners
WARNING
HOT SURF
,
als spilled on the hot, bare motor could cause a fire
or explosion
During operation, the motor and drive
housing become very hot and could burn
your skin if touched. Flammable materi
ACE HAZARD
-
CAUTION
T
o reduce the risk of a pressure control malfunc
tion, be sure to properly mate connectors, and
never pull on a wire to disconnect it. Pulling on a
wire could loosen the connector from the wire.
1. When disconnecting wires
assembly
ing connectors.
2.
When reconnecting the wires
blade of the insulated male connector is centered
in the wrap–around blade of the female
connector.
, use needle nose pliers to separate mat
in the junction box
, be sure the flat
-
-
CAUTION
Improper wire routing can result in poor sprayer
performance or damage to the pressure control.
WARNING
MOVING P
o reduce the risk of serious injury
ing electric shock, DO NOT touch any
moving parts or electrical parts with your
fingers or a tool while inspecting the repair
Shut of
complete the inspection.
Reinstall all covers, gaskets, screws and washers
before operating the sprayer
f the sprayer and unplug it as soon as you
ARTS HAZARD
, includ
.
.
3.
Route wires carefully through the drive housing
and motor
junction box and the motor or pressure control.
4.
-
Keep all screws, nuts, washers, gaskets, and
electrical fittings
dures. These parts are not normally provided with
replacement assemblies.
5. T
est your repair before regular operation
sure the problem is corrected.
6.
If the sprayer does not operate properly
that everything was done correctly. Also refer to
the T
identify other possible problems and solutions.
. A
void pinching the wires between the
removed during repair proce
roubleshooting Guide, pages 14–18, to help
-
to be
, verify
Motor
Brushes
NOTE: Replace brushes when worn to about 0.5 in.
(12.5 mm). Always check both brushes. Brush Repair
Kit 236–967, which includes spring clip 1
available for motors manufactured by Pacific Scientific.
NOTE:
long as the original ones. To maximize brush life, break
in new brushes by operating the sprayer for at least
one hour with no load (remove the pump connecting
rod pin).
Replacement brushes may last only half as
12–766, is
WARNING
INJECTION HAZARD
T
Procedure
o reduce the risk of serious injury
whenever you are instructed to relieve
pressure, follow the
on page 9.
Pressure Relief
,
lead; do not disconnect
Motor
1
2
Minimum 0.5” (12.5 mm)
3
Included in Brush Repair
Kit 236–967
2
C
G
3
F
Fig. 15
4. Inspect
ing or gouging. A black color on the commutator is
normal. Have the commutator resurfaced by a
qualified motor repair shop if the brushes seem to
wear too fast or arc excessively
also.
H
E
D
the commutator for excessive pitting, burn
. See Step 9.d.,
1
B
03881
-
1.
Remove both inspection covers (A) and their gas
kets. See Fig 14.
A
Fig. 14
2.
Push in the spring clip (F) and release its hook (G)
from the brush holder (B). Pull out the spring clip.
See Fig 15.
3.
Slide of
connector
f the brush lead terminal (E) of
. Remove the old brush (C). See Fig 15.
f the blade
-
04653
5.
Repeat for the other side.
NOTE:
upside down.
6.
Fig. 16
7.
8.
The motor brushes on the other side are
Place a new brush (C) in the holder (B) so the
ramp (H) faces the spring. See Fig. 16.
1
F
Holding the spring clip (F) at a slight angle, slide
the spring clip into the brush holder and hook it
over the end of the holder
spring clip to be sure it stays in place. Connect the
brush lead to the blade connector (E).
Repeat for the other side.
. See Fig. 16. Pull on the
G
C
E
03881
9. Test the brushes.
Remove the pump connecting rod pin (17).
a.
See Fig. 18, page 22.
b.
With the sprayer OFF
trol knob fully counterclockwise to minimum
pressure. Plug in the sprayer
urn the sprayer ON. Slowly increase the
c. T
pressure until the motor is at full speed.
Motor
, turn the pressure con
.
Brushes
shock and serious injury
10.
Install the brush inspection covers and gaskets.
WARNING
MOVING P
Do not touch the brushes, leads, springs
or brush holders while the sprayer is
plugged in to reduce the risk of electric
ARTS HAZARD
.
d. Inspect
for excessive arcing. Arcs should not trail or
circle
the brush and commutator contact
around the commutator surface.
area
11.
Break in the brushes.
least one hour with no load. Install the pump
connecting rod pin. See Fig. 18, page 22.
Operate the sprayer for at
308-646 21
Displacement
WARNING
INJECTION
T
o reduce the risk of serious injury
whenever you are instructed to relieve
pressure, follow the
Procedure
NOTE:
ence numbers of parts included in the kit are marked
with an asterisk, i.e., (121*). For the best results, use
all the new parts in the kit, even if the old ones still look
good.
on page 9.
Packing Repair Kit 235–703 is available. Refer
HAZARD
,
Pressure Relief
Pump Repair
2.
Align the hole in the rod (107) with the connecting
rod assembly (15). Use a screwdriver to push the
retaining spring (18) up and push in the pin (17).
Push the retaining spring (18) into place around
the connecting rod.
3.
Reconnect the suction and drain hoses (32,33).
Install the front cover (13).
4. T
-
ighten the packing nut (102) just enough to stop
leakage, but no tighter
1/3 full with Graco TSL. Push the plug (123) into
the wet-cup.
. Fill the packing nut/wet-cup
NOTE:
performance, check the motor brushes (see page 20)
and
pack
To minimize down time, and for the best sprayer
clean the transducer (see page 31) whenever you
the pump. Replace these parts as needed.
re
Removing the pump (See Fig. 17.)
1.
Flush the pump, if possible. Relieve pressure. Stop
the pump with the piston rod (107) in its lowest
position, if possible. T
ally
, rotate the motor fan blades.
2.
Loosen the swivel nut on adapter (38) and remove
suction hose (32). While pushing in on the collar of
elbow (36), pull out and remove drain tube (33).
NOTE:
to
3.
4.
If repairing only the intake valve assembly
Intake valve repair, page 23.
Use a screwdriver to push the retaining spring (18)
up and push out the pin (17).
Loosen the screws (21). Remove the pump (20).
Installing the pump (See
1.
Mount the pump on the drive housing. T
the alignment pins with a soft hammer
screws (21) to 50 ft-lb (68 N.m).
o lower the piston rod manu
, go
Fig. 18 and 19.)
ap it into
. T
ighten the
-
-
13
1
Fig. 17
18
107
20
21
33
32
38
118
1
2
2
17
120
*122
*121
36
*119
to
Torque
50 ft–lb (68 N.m)
Apply sealant (42d)
04654
WARNING
MOVING P
Be sure the retaining spring (18) is firmly
in the groove all the way around, to pre
vent the pin (17) from working loose due
to vibration. See Fig. 18.
If the pin works loose, it or other parts could break
of
f due to the force of the pump action. These parts
could be projected into the air and result in serious
injury or property damage, including the pump con
necting rod or drive housing.
ARTS HAZARD
17
15
123
-
Torque
1
-
Fig.
to
50 ft–lb (68 N.m)
18
21
1
18
102
04655
Displacement
Intake valve repair (See Fig. 17)
Remove the suction hose. See Step 2,
1.
the pump.
Removing
Pump Repair
1.
Check the outside of the piston rod (107) and the
inside of the cylinder (1
parts to ensure a good seal with the new packings.
15) for wear
. Replace worn
Unscrew the intake valve (1
2.
o-ring (1
ball (121*) from the valve.
3.
Clean and inspect the parts for wear or damage.
Replace parts as needed. Use a new o–ring
(1
the pump.
19*), ball guide (120), stop pin (122*) and
19*). If no further service is needed, reassemble
18). Remove the
Disassembling the pump (See Fig. 19.)
1.
Remove the intake valve (118). See page
2.
Loosen the packing nut (102) and plug (123).
3.
Use a plastic mallet to tap the piston rod (107)
down, and then pull the rod out through the bottom
of the cylinder
4.
Remove the packing nut (102) and throat pack
ings.
5.
Loosen the jam nut (1
(1
15) and the o-ring (1
6.
Clamp the flats of the piston rod in a smooth jaw
vise. Use an open-end wrench to loosen the nut
(1
10) and then unscrew the piston valve (108).
7.
Remove all parts from the piston valve (108).
.
-
17). Remove the cylinder
16*).
Reassembling the pump
NOTE: Alternate plastic and leather packings. See Fig.
19. The lips of the throat V-packings face down. The
lips of the piston V
tion damages the packings and causes pump leakage.
-packings face up. Incorrect installa
2.
Stack these parts onto the piston valve (108) one
at a time: the female gland (1
plastic (1
the male gland (111*). See Fig. 19.
*103
*104
101
117
*116
115
-
12*) with two leather packings (113*), and
packings
Throat
Piston packings
Intake valve
123
102
105*
106*
14*), alternately three
*113
107
109*
110
111
112*
114*
108
118
NOTE:
sembling the pump.
Soak the leather packings in oil before reas
-
Fig. 19
01069A
Displacement
Pump Repair
3. Tighten
the nut (1
10) onto the piston valve (108) to
5 in-lb (0.57 N.m). See Fig. 20.
NOTE: Note the alignment
nut (1
10). Maintain this alignment through Step 8.
4.
Clean all residue from the piston valve threads.
of the piston (108) to the
Apply one drop of adhesive, supplied, to the
threads.
Place the ball (109*) on the piston valve (108). See
5.
Fig. 20.
CAUTION
Step 6, tightening the piston valve into the rod, is
critical. Follow the procedure carefully to avoid
damaging the packings by overtightening.
6.
Hand tighten the valve into the piston rod just until
the nut (1
7.
Place the flats of the rod (107) in a smooth jaw
vise.
8. CAREFULLY
ton rod to 30 ft-lb (40 N.m). See Fig. 21.
10) contacts the rod. See Fig. 21.
tighten the nut (1
10) against the pis
Torque
to
5 in–lb (0.57 N.m)
Apply one drop of
sealant to these
threads
107
*109
110
Fig. 20
Torque
to 30 ft–lb (40 N.m)
Do not allow nut (110)
to move relative to
piston (108) when
tightening piston
against rod.
Fig.
21
9. Stack
these parts one at a time into the top of the
nut against rod
108
107
110
108
01070
01071
manifold (101): the male gland (106*), alternately
three plastic packings (104*) with two leather pack
-
ings (105*), and then the female gland (103*). See
-
Fig. 23.
Use two wrenches to maintain the alignment men
tioned in
NOTE
below Step 3.
-
10.
Install the packing nut (102) and plug (124), but
leave loose for now
. See Fig. 23.
Displacement
Pump Repair
11. Place
a new o-ring (1
16*) firmly in the cylinder
groove. See Fig. 22.
12.
Coat the piston rod and packings with oil. Carefully
slide the assembly
(115)
. See Fig. 22.
13.
Put the manifold upside down in a vise. Fully
thread the jam nut (1
into the top of the cylinder
17) onto the cylinder (1
Guide the rod/cylinder assembly down through the
manifold (101). Screw the cylinder (1
15) into the
manifold. See Fig. 22.
102
15).
101
15. T
orque the cylinder jam nut (1
(98
N.m). See Fig. 22.
16.
Install the pump. See page 22.
1
Leather
packings
2
Poly packings
Lips of V–packings
3
must face down
17) to 73 ft-lb
Lips of V–packings
4
must face up
T
orque to 53 ft–lb
5
(71 N.m)
107
123
102
Torque
1
2
3
4
jam nut (1
to 73 ft–lb (98 N.m)
T
orque cylinder (1
into manifold (101) to
53 ft–lb (71 N.m)
Torque
intake valve (1
cylinder (1
into
53 ft–lb (71 N.m)
Piston assembly
17)
15)
15) to
16)
107
116*
4
117
115
118
Fig. 22
14. Place
the ball guide (120), stop pin (122) and ball
(121*) in the cylinder (1
15). Screw the intake valve
into the cylinder and torque to 53 ft-lb
(71 N.m). This will also properly torque the cylinder
into the manifold. See Fig. 23.
1
2
3
01072A
*103
*105
1
3
*116
110
111
*113
115
120
*119
5
118
Fig. 23
1 4
104*
2 3
106*
101
109*
117
112*
2 4
114*
108*
122*
121*
01073
WARNING
Motor
8.
Remove the two screws (46) and lift the motor of
the base (66).
f
INJECTION
T
o reduce the risk of serious injury
HAZARD
whenever you are instructed to relieve
pressure, follow the
Procedure
NOTE:
1.
Relieve pressure.
2. T
ry to stop the pump with the piston rod (107) in its
lowest position. T
on page 9.
See Fig. 26 except where noted.
o lower the piston rod manually
Pressure Relief
rotate the motor fan blades. Use a screwdriver to
push the retaining spring (18) up and push out the
pin (17). See Fig. 24.
3.
Remove the screws (56) and lower the junction
box (59). Disconnect the motor wires and the pres
sure control wire (A) from the motor start board.
Refer to Fig. 27 on page 27.
4.
Remove the front cover (13).
5. T
urn the displacement pump rod (107) so the pin
hole aligns with the bottom drive housing screw
(19). See Fig. 25. Remove the three drive housing
screws and lockwashers (19,6). Also see Fig. 26.
9.
Align the new motor with the base and reinstall the
,
screws (46).
10.
Assemble the drive housing to the motor
steps 8 to 1
11.
Connect the wires in the junction box. Refer to Fig.
1 on page 28.
. Follow
27 on page 27. Install the junction box.
12.
Connect the piston rod (107) to the drive housing;
see page 22,
W
ARNING following it.
,
Installing the Pump
15
, Step 2 and the
17
18
-
Fig. 24
01068
107
19,6
6.
Remove the two motor screws (19) and and re
move the sprayer handle (24).
7. T
ap the lower rear of the drive housing (1
plastic mallet to loosen the motor
. Pull the drive
housing straight off the motor while guiding the
harness (A) from the motor
. Do not allow the gear
(16) to fall. Read the CAUTION on page 28.
1
2
3
to 80 in–lb (9 N.m)
Torque
Quantity of three
Quantity of one
1
19
13
3
31
Fig. 26
6
34
-
1) with a
11
2
Fig. 25
16
12
01074
1
19
24
C
B
A
4
59
46
56
04656
Motor
Start Board
WARNING
INJECTION
T
o reduce the risk of serious injury
whenever you are instructed to relieve
pressure, follow the
Procedure
NOTE:
1.
Relieve pressure.
2.
Remove the junction box screws (56) and lower
the junction box (59).
3.
Disconnect the motor wires (B) and the 3-wire con
nector (A) from the motor start board (47). Ob
serve where connections are made.
4.
Remove the screws (58) and motor start board
(47). T
board to the new board.
5.
Install the new motor start board. Reconnect all
wires. Install the junction box. Be sure no leads are
pinched against the motor or by the motor start
board. Also be sure the gasket (89) is installed.
on page 9.
See Fig. 27 for this procedure.
ransfer the white thermal paste from the old
HAZARD
Pressure Relief
5.
Install the new cord (50) in the reverse order of
disassembly.
Install the junction box. Be sure no leads are
6.
pinched against the motor or by the motor start
board. Also be sure the gasket (89) is installed.
,
On/Off
NOTE:
1.
2.
3.
4.
-
-
5.
6.
See Fig. 27 for this procedure.
Relieve pressure.
Remove the junction box screws (56) and lower
the junction box (59).
Remove the nut and rubber boot (55).
Disconnect the black wires from the ON/OFF
switch (52) and remove the switch.
Place the ring terminal of the ground wire (53) over
the barrel of the new switch. Install the switch so
the internal tab of the anti-rotation ring (54) en
gages with the vertical groove in the threads of the
switch, and the external tab engages with the blind
hole (C) of the junction box.
Powder the inside of the rubber boot (55) with tal
cum, then shake the excess out of the boot. Install
the nut and rubber boot and tighten.
Switch
-
-
CAUTION
Be sure the flat blade of the insulated male con
nector is centered in the wrap–around blade of the
female connector when the connections are made.
Route all wires carefully to avoid interference with
the motor start board or junction box.
These precautions are essential to reduce the risk
of a malfunction.
Power
NOTE:
1.
2.
3.
4.
See Fig. 27 for this procedure.
Relieve pressure.
Remove the junction box screws (56) and lower
the junction box (59).
Disconnect the power supply cord leads, including
the green wire to the grounding screw (49).
Loosen the strain relief bushing (51). Remove the
power supply cord (50).
Supply Cord
7.
Reconnect the ON/OFF switch black wires.
8.
-
Install the junction box. Be sure no leads are
pinched against the motor or by the motor start
board. Also be sure the gasket (89) is installed.
MOTOR
GREEN
49
BLACK/
WHITE
BLACK
B
59
58
A
47
Fig. 27
RED
53
56
GREEN/
YELLOW
50
51
52
C
89
54
55
04720
Drive
Housing, Connecting Rod, Crankshaft
WARNING
INJECTION
T
o reduce the risk of serious injury
whenever you are instructed to relieve
pressure, follow the
Procedure
NOTE:
parts that are worn or damaged.
1.
Remove the displacement pump. See page 22.
2.
Remove the pressure control (64). See page 30.
3. T
urn the displacement pump rod (107) so the pin
hole aligns with the bottom drive housing screw
(19). See Fig. 28. Remove the three drive housing
screws and lockwashers (19,6). Also see Fig. 29
on page 29.
on page 9.
Inspect parts as they are removed. Replace
107
HAZARD
Pressure Relief
CAUTION
Do not allow the gear (16) to fall; it may stay
,
attached to the drive housing or to the motor
Do
not lose the thrust balls (1
fall
between
housing
ily covered with grease, usually stay in the gear
cesses,
in
place, the bearings will wear prematurely
6.
Remove and inspect the crankshaft (12) and the
connecting rod (15).
7.
Install the connecting rod.
8.
Lubricate the inside of the drive housing bearing
with SAE non-detergent oil. Pack the roller bearing
and gears with the grease supplied.
NOTE:
housing (1
tain a total of 3 fl. oz. (29 cc) of grease.
9.
The gears and bearings between the drive
Route the wire harness (A) through the motor pas
sages to the junction box (59).
the gears, which will damage the drive
if not removed. The balls, which are heav
but could be dislodged. If the balls are not
1) and motor front end bell (C) should con
1a or 4a) or let them
.
-
re
-
.
-
-
Fig. 28
4.
Remove the two motor screws (19) and handle
(24). See Fig. 29 on page 29.
5. T
ap the lower rear of the drive housing (1
plastic mallet to loosen the motor
housing straight of
f the motor
. Pull the drive
.
19,6
1) with a
01074
10.
Place the large washer (12a) and then the small
washer (12b) on the crankshaft (12).
11.
Lift the crank to the top of the stroke and insert
crankshaft (12). Align the gears and push the drive
housing (1
ing pins. Install the screws (19, 5) and their lock
washers (6). T
12.
Install the displacement pump. See page 22.
13.
Install the pressure control (64). See page 30.
Install the front cover (13).
1) straight onto the motor and the locat
orque to 80 in–lb (9 N.m).
-
-
Drive
Housing, Connecting Rod, Crankshaft
1
Torque
2
Quantity of three
3
Quantity of one
Apply a total of
4
3 fl. oz.(29 cc) of
grease
to gears.
Fig. 29
to 80 in–lb (9 N.m)
19
64
REF
A
4
12
16
12b
4a
1
C
12a
24
11a
A
47
59
31
3
56
11
34
13
2
15
19
6
1
04657
Pressure
WARNING
Control
7.
Loosely install the screws (63) and then torque
them to 21 in–lb (2.4 N.m).
INJECTION
T
o reduce the risk of serious injury
whenever you are instructed to relieve
pressure, follow the
Procedure
NOTE:
NOTE:
or adjusted. If it has malfunctioned, replace it.
1.
Remove the front cover (13). Remove the screws
(56). Lower the junction box (59).
2.
Disconnect the harness connector (A) from the
motor start board (47).
3.
Remove the screws (63). Pull forward on the pres
sure adjusting knob and tip the pressure control
(64) forward and up to detach it from the drive
housing (1
4.
Guide the harness (A) through the motor and drive
housing and remove the pressure control.
5.
Guide the harness of the new pressure control
through the drive housing and motor passages.
6.
Install the new pressure control. T
control down and back into the drive housing (1
Do not pinch or damage the harness (A).
on page 9.
See Fig. 30 for this procedure.
The pressure control (64) cannot be repaired
1).
HAZARD
Pressure Relief
ip the pressure
8.
Install the front cover (13). Connect the harness
,
-
1).
(A) to the motor start board (47).
9.
Install the junction box. Be sure no leads are
pinched against the motor or by the motor start
board.
64
63
11
A
Torque
21 in–lb (2.4 N.m)
Fig.
59
56
30
13
to
02816A
Pressure
WARNING
T
ransducer
INJECTION
T
o reduce the risk of serious injury
whenever you are instructed to relieve
pressure, follow the
Procedure
NOTE:
1.
Remove the displacement pump. See page 22.
2.
Use a pull–twist motion to remove the transducer
(29) from the pump manifold (101).
3.
Clean paint residue from the hole in the manifold;
do not scratch the surface of the hole.
4.
Lightly apply oil to the o-ring of the new transducer
Install the transducer in the pump manifold, while
5.
guiding the o-ring and backup ring into place.
6.
Align the holes in the transducer as shown by the
arrows in Fig. 31.
7.
Install the displacement pump. See page 22.
on page 9.
See Fig. 31 for this procedure.
HAZARD
Pressure Relief
,
29
101
.
Fig. 31
02817A
308-646 31
Drain
V
alve
WARNING
INJECTION
T
o reduce the risk of serious injury
whenever you are instructed to relieve
pressure, follow the
Procedure
42a
Fig.
32
1. T
urn the handle (45) to the closed position. Drive
out the pin (44). Remove the handle.
2.
Remove the base (43).
3.
Unscrew the drain valve (42). The gasket (42a)
and seat (42b) will stay in the valve.
3
42b
42
on page 9.
1
42d
HAZARD
Pressure Relief
1
2
42c
3
4
43
44
Apply
Apply grease
to face of base
T
orque into pump
manifold to 185 in–lb
(21 N.m)
Handle shown
in closed position
45
4
,
thread sealant
2
02819
Repair
1.
Unscrew the spring retainer from the valve body
Remove the spring, washers and stem/ball. Clean
any debris from the ball or seat area.
2.
If replacing the gasket (42a) or seat (42b), pry out
the gasket.
NOTE:
place it with a new one.
3.
4.
NOTE:
valve until the valve is tightened into pump, which cor
rectly seats the gasket.
Whenever the gasket (42a) is removed, re
Coat the o-ring (42d) with grease. Press the stem
into the valve body
spring retainer into the valve body
Place the seat (42b) in the valve body so the
lapped side is toward the ball. Apply a small
amount of grease to the new gasket (42a) and in
stall it in the valve body
The gasket will protrude from the end of the
. Install the spring, washers and
.
.
-
Replacement
1.
Apply a small amount of thread sealant (42e) onto
the valve (42) threads. T
pump manifold to 185 in–lb (21 N.m).
2.
Lightly grease the face of the base (43) and install
the base. T
3.
Securely install the handle (45) and drive pin (44).
urn the stem so the pin hole is vertical.
ighten the valve into the
.
-
-
Inlet
Strainer Installation/Removal
Installation (Fig. 33)
1. Align
2.
the keyway in the strainer (39) with the small
nub near the end of the suction tube (32).
Push the strainer over the nub and up to the suc
tion tube’
against the band, rotate it about 1/2 turn in either
direction (a wrench may be necessary).
s raised band. While holding the strainer
Removal
1.
With a wrench or the hand, turn the strainer (39) in
either direction until the keyway aligns with the
raised nub in the suction tube (32). A sudden re
lease in turning resistance will be felt when the
parts align.
2.
Pull, or tap, the strainer straight of
tube.
f the suction
32
-
39
-
Fig. 33
04717
Displacement
Model 236–787, Series A
Includes
Ref
No. Part
101 187–611
102 176–758 P
103* 176–757 GLAND,
104* 176–997 V–PACKING,
105* 176–755 V–PACKING,
106* 176–754 GLAND,
107 187–613 DISPLACEMENT
108 224–808 PIST
109* 105–444
110 176–751 NUT,
111* 176–750 GLAND,
112* 176–882 V–PACKING,
113* 176–749 V–PACKING,
114* 180–073 GLAND,
115 236–786 CYLINDER,
116* 108–526 P
117 187–614 NUT,
118 224–966 INLET
119* 111–603 PACKING,
120 176–760 GUIDE,
121* 105–445 BALL,
122* 176–759 PIN,
123 180–656 PLUG
124* 102–969 SEALANT
127 188–663 LABEL,
*Supplied in Repair Kit 235–703.
Keep a repair kit on hand to reduce
down time.
items 101 to 127
No.
Description Qty
MANIFOLD,
ACKING NUT
ON V
BALL,
hex, 1/2–20 unf–2b
ACKING,
jam,1-3/8
ball stop
pump 1
female, throat
plastic, throat
leather,
male,
throat
ALVE 1
5/16”,
piston
male,
piston
plastic,
leather,
female,
piston
pump 1
o–ring,PTFE 1
18 unef–2
V
ALVE 1
o–ring, PTFE
ball
1/2”, inlet
(not shown)
Warning 1
Pump Parts Drawing and List
123
102
1
throat
ROD
piston
piston
b1
1
1
3
2
1
1
1
1
1
3
2
1
1
1
1
1
1
*103
105*
*104
106*
*113
127
101
117
*122
*116
*119
115
107
109*
110
111
112*
114*
108
120
121*
Fluid Filter Kit 235–677
Filters
particles from fluid stream. Includes manifold
filter
, fittings and installation instructions.
Upright Cart Kit 236–328
Converts
sprayer to tall wheeled cart.
Accessoriese.
Low Profile Cart Kit 235–710
Converts
sprayer to low profile wheeled cart.
118
01069A
Model
231–553, Series A
REF 33
REF 32
30
Sprayer Parts Drawing
74
Label
1
See detail
2
on page 31
39
67
24
19
HOSE
AND GUN NOT SHOWN
IN
PROPOR
4e
TION T
1
O SPRA
YER
OUTSIDE
LABEL
INSIDE
LABEL
31
35
14
13
79
18
63
15
17
19
28
64
4
4a
29
16
12b
12
1
4f
12a
6
11b
4g
1
89
11
11a
66
2
50
56
42a
42b
42d
42c
23
34
21
32
33
20
38
36
42
43
44
46
45
37
25
O4658
Model 231–553, Series A
Includes
items 3 to 89 as listed below
Sprayer
Parts List
Ref.
No.
Part No.
4{ 236–965 MOT
4a. 100–069 .BALL,
4b. 111–616 .TERMINAL,
4c. 107–503 .TERMINAL,
4d. 107–267 .TERMINAL,
4e.Y 187–784 .LABEL,
4f.Y 187–791 .
4g.Y 187–975 .
6 105–510 LOCKWASHER,
11 224–965
11a 100–069 .BALL,
Description Qty.
OR KIT
Includes
items 4a to 4g
sst,
1/4” dia.
flat, 1/4” (f), 18 awg
3/16”
(m), 16 awg
3/16” (f) 1
DANGER,
LABEL, DANGER,
LABEL, W
ARNING, electric shock 1
1/4” 3
French 1
English 1
DRIVE HOUSING KIT
Includes
item 11a, 1
stainless
1b
steel, 1/4” dia.
11b 111–726 .PLUG 1
12 224–803 CRANKSHAFT 1
Includes items 12a, 12b
12a 180–131 .BEARING,
thrust
12b 107–434 .BEARING 1
13 188–366 COVER,
14Y 177–762 LABEL,
15 218–359
16 218–364
CONNECTING ROD
GEAR REDUCER
17 176–818 PIN,
18 176–817 SPRING,
19 103–345 SCREW,
1/4–20 x 1–1/4”
20 236–787 PUMP
see
21 111–706 CAPSCREW,
23 111–715 SCREW,
24 190–337 HANDLE,
25 112–759 CAP,
28 162–453
NIPPLE,
1/4 npt, 1–3/16”
29 235–009 PRESSURE
30 190–464 CLIP,
31 108–850 SCREW,
32 237–684 SUCTION
33 190–336
DRAIN TUBE
34 111–705 SCREW
35 290–237 LABEL
36 237–696 ELBOW,
37 190–334 LEG,
38 190–451 ADAPTER,
front
W
ARNING 1
headless, 3/8” dia. x 1”
retaining
socket
head,
KIT
parts on page 29
7/16–14 x 1–3/4”
5/16–18
sprayer 1
tubing 4
hex,
x 1–1/4”
1/4 npsm x
TRANSDUCER
5/8”
filh, 8–32 x 1–1/4”
HOSE & TUBE
,
filh,
8–32 x 2–1/2”
, identification
drain
sprayer 2
union
39 237–820 STRAINER 1
42 235–014
42a 111–699 .GASKET,
42b 187–615 .SEAT,
42c 224–968 .STEM,
42d 168–110 .O–RING,
42e 110–110 .SEALANT,
43 224–807 BASE,
DRAIN VALVE KIT
Includes
items 42a to 42e
valve
seat
drain valve 1
drain valve 1
stem
pipe (not shown)
valve 1
Ref.
No.
Part No.
44 111–600 PIN,
45 187–625 HANDLE,
1
46 110–997 SCREW,
1
47 235–008 MOTOR
2
48Y 186–620
1
49 110–037 SCREW,
50 235–010 POWER
51 111–617
52 105–679 SWITCH,
53 235–035
1
54 105–658
55 105–659 BOOT
1
56 111–703 SCREW,
58 100–035 SCREW,
59 187–795 JUNCTION
63 111–704 SCREW
1
64 224–828 PRESSURE
66 189–932
1
67 238–350
1
1
68 206–994 TSL,
74 223–541 HOSE,
1
1
5
79 103–473 STRAP,
Description Qty.
grooved,
3/32 x 1”
drain valve 1
washer/hex hd, 5/16”
START BOARD
LABEL,
ground
mach,
terminal
pnhd, 10–24 x 5/8”
CORD SET
STRAIN RELIEF BUSHING,
3/8–18
npt
ON/OFF
GROUND HARNESS
LOCKING RING
, switch 1
filh, 10–24 x 3”
pan
hd, 8–32 x 5/16”
BOX
,
filh, 10–24 x 1–5/8”
CONTROL KIT
BASE,
motor 1
FTx GUN
See
manual 308–645 for parts
8
oz. (not shown
grounded, nylon; 1/4” ID;
cpld 1/4 npsm(f); 50 ft (15 m);’
spring guards both ends
)1
tie
1
89 187–963 GASKET 1
2
4
2
1
1
1
1
1
3
Extra warning labels available free of charge.
Y
{
Motor Brush and Spring Replacement Kit,
P
.N.236–967 is available. Purchase separately
MOTOR
48
4c
GREEN
49
53
50
GREEN/
YELLOW
1
1
1
1
BLACK/
WHITE
BLACK
4b
52
59
1
58
RED
4d
1
1
47
1
2
1
1
1
1
1
1
1
1
4
2
1
2
1
1
1
2
.
51
54
55
04720
308-646 35
Technical
Delrin® is a registered trademark of the DuPont Company.
Power
Requirements
Generator
Working
Motor 1/2
Cycles/Gallon
Delivery 0.33
Tip Size
Power Cord
Inlet
Pump Inlet Size
Fluid
Wetted Parts:
Displacement Pump
NOTE: Delrin
.
. . . . . . . . . . . . . . . . . . . . . . . . .
Pressure Range
.
. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
(liter)
.
. . . . . . . . . . . . . . . . . . . . . . . . . . .
.
. . . . . . . . . . . . . . . . . . . . . . .
.
. . . . . . . . . . . . . .
Paint Strainer
Outlet Size
TFE,
P
. . . . . . . . . . . . . . . . . . .
.
. . . . . . . .
.
. . . . . . . . . . . . . . . . . . . . . . . . . .
.
. . . . . . . . . . . . . . .
Stainless
.
. . . . . . . . . . . . . . . . . . . . . . . . . . . . .
.
. . . . . . . . . . . . . . . . . . . . . . . . . . . .
.
. . . . . .
Aluminum, Polyethylene, Delrin, Leather
is a
Data
120 V
AC,60Hz,.
1
phase, 15 amp minimum
3000 W
0–2750 psi (0 – 195 bar)
one gun to 0.019 new tip
with
latex at
No. 14 AWG, 3 wire, 6’ (1.8 m)
12 mesh (1525 micron)
Steel Screen, reusable
Stainless steel, Carbon steel,
att minimum
620 (164)
gpm (1.25 lpm)
2000 psi (138 bar)
1/2 npt(f)
1/4 npsm
hp
DANGER
LABELS
The English language DANGER label shown on
page 1 is also on your sprayer
. If you have paint
ers who do not read English, order one of the fol
lowing labels to apply to your sprayer
. The draw
ing below shows the best placement of these la
bels for good visibility
.
Order the labels directly from Graco, free of
charge: 1–800–328–021
French 185–956
1
Apply
language here
other
Spanish 185–961
German 186–041
Greek 186–045
Korean 186–049
English 185–953
-
-
-
-
04653
Graco
Phone
Dimensions
Weight
(dry w/o packaging)
Height 18
Length 15
Width 12.5
.
. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
.
. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
.
. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
.
. . . . . . . . . . . . . . . .
35 lb (16 kg)
in. (457 mm)
in. (381 mm)
in. (318 mm)
TO
PLACE AN ORDER
utor
, or call this number to identify the distributor
closest to you:
The
WARRANTY
Graco
warrants all equipment manufactured by it and bearing its name to be free from defects in material and workmanship on the date of sale by
an authorized Graco distributor to the original purchaser for use. As purchaser’s sole remedy for breach of this warranty
twelve
months from the date of sale, repair or replace any part of the equipment proven defective, with the exception of defects in parts on the drive
train/gear
date of sale for Gas–Hydraulic (GH) and Gas-Mechanical (GM) sprayers and for thirty-six months from the date of sale for Electric-Mechanical
(EM), Electric-Hydraulic (EH), 390st and 490st sprayers. This warranty applies only when the equipment is installed, operated and maintained in
accordance with Graco’
This
sion,
Graco
rials
materials not supplied by Graco.
This warranty is conditioned upon the prepaid return of the equipment claimed to be defective to an authorized Graco distributor for verification of
the
nal
a
DISCLAIMERS AND LIMIT
The
warranty
based
no
the date of sale.
EQUIPMENT NOT COVERED BY GRACO W
Graco
ries,
motor,
making any claim for breach of these warranties.
box on EM and GM sprayers or power train on EH and GH sprayers, which will be repaired or replaced for twenty-four months from the
warranty does not cover
corrosion, inadequate or improper maintenance, negligence, accident, tampering, or substitution of non–Graco component parts. Nor shall
be liable for malfunction, damage or wear caused by the incompatibility with Graco equipment of structures, accessories, equipment or mate
not supplied by Graco, or the improper design, manufacture, installation, operation or maintenance of structures, accessories, equipment or
claim. If the claimed defect is verified, Graco will repair or replace free of charge any defective parts. The equipment will be returned
purchaser transportation prepaid. If inspection of the equipment does not disclose any defect in material or workmanship, repairs will be made at
reasonable charge, which charges may include the costs of parts, labor and transportation.
terms of this warranty constitute purchaser’s sole and exclusive remedy and are in lieu of any other warranties (express or implied), including
of merchantability or warranty of fitness for a particular purpose,
on negligence or strict liability
case shall Graco’
makes no warranty
equipment, materials, or components sold but
switches, hose, etc.) are subject to the warranty
Graco Warranty and Disclaimers
s written recommendations.
, and Graco shall not be liable for
ATIONS
s liability exceed the amount of the purchase price. Any action for breach of warranty must be brought within two (2) years of
, and disclaims all implied
. Every form of liability for direct, special or consequential damages or loss is expressly excluded
ARRANTY
warranties of merchantability and fitness for a particular purpose
not manufactured by Graco. These items sold, but not manufactured by Graco (such as electric
, any malfunction, damage or wear caused by faulty installation, misapplication, abra
and of any non–contractual liabilities, including product liabilities,
, if any
, of their manufacturer
. Graco will provide purchaser with reasonable assistance in
Number
, contact your Graco distrib
1–800–367–4023 T
oll Free
, Graco
will, for a period of
and denied. In
, with respect to
-
to the origi
accesso
-
-
-
-
Sales
Foreign Offices:
Belgium, Canada, England, Korea, Switzerland, France, Germany
Offices:
GRACO INC. P.O. BOX 1441
PRINTED
IN U.S.A. 308–646 February 1996, Revised September 1996
Atlanta, Chicago, Detroit, Los Angeles
MINNEAPOLIS, MN
, Hong Kong, Japan
55440–1441
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