Graco Inc Hydra-Clean 802-776, Hydra-Clean 800-232 User Manual
INSTRUCTIONS-PARTS
This
manual
WARNINGS
READ AND RETAIN FOR REFERENCE
contains
IMPORTANT
and
INSTRUCTIONS
LIST
e
GRACO
802-776,
HYDRAlCLEAN
Pressure Washer
826
c
GRACO INC. P.O.
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BOX
1441
@COPYRIGHT
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MINNEAPOLIS,
1987
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GRACO
INC.
MN
55440-1444
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WARNING
HIGH
FOR PROFESSIONAL
Read and understand all instruction manuals before operating equipment.
FLUID
General Safety
This 'pressure washer generates very high fluid
pressure. Spray from the gun, leaks or ruptured
components can inject fluid through your skin and
into your body and cause extremely serious bodily
injury, including the need for amputation. Also, fluid
injected or splashed into the eyes or on the skin can
cause serious damage.
solutions maybetoxicandcancausechemical burns,
skin irritations, and allergic reactions if inhaled or if
they come
follow
pressure washing system to reduce the risk
serious bodily injury.
NEVERpointthespraygunatanyoneoratanypartof
the body. NEVER use the spray gun without the
wand. NEVER put hand or fingers over the spray
NEVER try to stop or deflect leaks with your hand or
body.
ALWAYS be sure equipment safety devices are
operating properly before each use.
Use this pump only for pumping water and waterdiluted cleaning solutions. NEVER use the pump for
paint or.any other coatings.
ALWAYS wear protective eyewear and appropriate
clothing to protect yourself from the overspray and
the debris that is removed as you clean.
Read and follow the cleaning chemical
manufacturer's recommendations on preparation
and use of the cleaning solution, and the use
breathing apparatus and proper ventilation.
INJECTION
in
contact with the body or eyes. Always
these precautions when operating your
.
PRESSURE SPRAY
USE
HAZARD
In
addition, some cleaning
CAN
ONLY. OBSERVE ALL WARNINGS.
of
tip.
of
CAUSE
Pressure Relief Procedure
To reduce the risk of serious bodily injury, including
fluid injection and splashing
skin, always follow this procedure whenever you
shut
part of the system. when installing or changing spray
tips, and whenever you stop spraying for more than
10
1.
2.
3.
4.
5.
Spray
Do not remove or modify any pait of the gun; this can
cause a malfunction and result in serious bodily
injury.
Safety Latch
ALWAYS engage
stopcleaning,evenforamoment.ThelatchMUSTBE
pushed fully down
Failure to properly set the safety latch can result in
accidental triggering of the gun. See Figure
Spray
Use extreme caution when cleaning
spray tips. If the spray tip clogs while spraying,
engage the gun safety latch immediately. ALWAYS
follow the Pressure Relief Procedure and then
remove the spray tip
SERIOUS INJURY.
in
the eyes, or on the
off
the pump, when checking or servicing any
minutes.
Engage the gun trigger safety latch.
Turn pressure washer OFF.
Remove the power cord from outlet.
Shut
off
the water supply.
Disengage the trigger safety latch andtriggerthe
gun to relieve pressure, and engage the latch
again.
Gun
Safety
the
gun safetylatch whenever you
to
make the gun inoperative.
2.
page
6.
Tip
Safety
or
changing
to
clean
it.
MEDICAL
If any fluid appears to penetrate your skin, get
EMERGENCY MEDICAL
NOT
exactly what fluid was injected.
Note
traumatic injury.'
injury surgically as soon
delay treatment to research toxicity. Toxicity
concern with some exotic coatings injected
directly
a plastic surgeon
surgeon may be advisable.
2
802-776
TREATMENT
TREAT
AS A SIMPLE
To
Physician: Injection
into
thebloodstream. Consultation with
CARE AT
CUT.
It
is important to treat the
as
possible.
.
or
reconstructive hand
ONCE.
Tell the doctor
in
the
skin
Do
DO
is a
not
isa
EQUIPMENTMISUSE
HAZARD
General Safety
Any misuse of the pressure washer or accessories,
such as overpressurizing, modifying pans, using
incompatible chemicals and fluids, or using worn or
damaged pans, can cause them to rupture and result
in
fluid injection, splashing
or other serious bodily injury or propeny damage.
NEVER alter or modify any pan
doing
so
could cause
CHECK allcleaningequipment regularlyandrepairor
replace worn or damaged pans immediately.
in
the eyes or on theskin,
of
it
to malfunction.
this equipment,
.~
NEVER use a damaged hose. Before each use, check
entire hose for cuts, leaks, abrasion, bulging cover, or
If
damage or movement of the hose couplings.
these conditions exist, replace the hose immediately.
DO
NOT try
with tape or any other device.Arepaired hosecannot
contain the high pressure fluid.
HANDLE AND ROUTE HOSES CAREFULLY.
pull on hoses
use chemicals which are not compatible with the
inner tube and cover of the hose.
Graco hose
below -4OOF
to
recouple high pressure hose or mend
to
move the pressure washer.
DO
to
temperatures above 20OoF (94'C)
(-4OOC).
any of
-Do
not
Do
not
NOT expose
or
it
If using a chemical injector,. read and follow the
chemical manufacturer's literature regarding the use
of protective eyewear, clothing and equipment.
System
This sprayer can develop
MAXIMUM
spray equipment and accessories are rated
withstand the maximum working pressure of this
sprayer.
pressure of any component or accessory used
system.
Chemical
BE SURE that all chemicals used in the chemical
injector are compatible with the wetted parts of the
hose, gun. wand and tip, as given
Data on the back cover. Always read the chemical
manufacturer's literature before using any chemical
in this pressure washer.
Pressure
WORKING
DO
NOT exceed the maximum working
PRESSURE.
1100
psi
Be sure
Compatibility
in
the Technical
(76
that
in
bar)
all
to
the
HOSESAFETY
in
High pressure
dangerous.
rupture due to any kind of wear, damage or misuse.
the high pressure spray emitted from it can cause
fluid injection injury or other serious bodily injury or
propeny damage.
fluid
the hose
If
the hoses
develops
a
can
leak,
be very
split or
a
ELECTRlCAL HAZARD
NEVER
being properly
wiring on unit, plug (ground plug must be intact), and
building wiring. Because water is
conductor,
ground circuit to avoid serious bodily injury if
equipment should fail.
operate
the pressure
grounded.
it
is very Fmportant to provide a good
washer without
This includes internal
the unit
a
natural
MOVING PARTS HAZARD
Moving pans can pinch or amputate your fingers or
other body parts. KEEP CLEAR of moving pans when
starting or operating thepressurewasher. Followthe
Pressure Relief Procedure, page 2. before checking
or servicing the pressure washer to prevent
discharging high pressure fluid from the gun.
IMPORTANT
United States Government safety standards have
been adopted under the Occupational Safety and
Health Act. These standards-particularly the
Pan
General Standards,
Standards, Part 1926-should be consulted.
1910, andthe Construction
c
TIGHTEN all fluid connections securely before each
use.Highpressurefluidcandislodgealoosecoupling
or allow high pressure spray to be emitted from the
coupling.
user
to
WARNING:
conditions that could cause
CAUTION:
conditions that could cause damage
of equipment.
NOTE:
information.
Alerts
Alerts user
Identifies helpful procedures and
avoid or correct
bodily injury.
to
avoid or correct
to
or destruction
802-776
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ASSEMBLYANSTALLATION
SET-UP
1.
Remove the two hood bolts, flats and locks, from
the center bottom of each side of the hood. Pivot
the hood open.
2.
Position the handle into the end of the chassis
closest to the wheels. Line up the four mounting
x
1
holes. Install the four 3/8
outside of the chassis. Use flat washers only on
a
head of bolt. Use
nut on each bolt on the inside of the chassis.
3. Connect one end of the 30 foot high pressure
hose to the pump outlet. This connection is made
with
a threaded swivel fitting. Connect the other
end to the gun using the quick couplers provided.
flat washer, lock washer, and
inch bolts from the
CAUTION
Using longer hoses may affect sprayer
performance, and chemical injector
performance.
4
mzn6
..
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..
4.
Remove the plastic plug from the top of the pump
and install the dipstick.
NOTE:
5.
Hood may now be closed and secured with hood
bolts, flat washers, and lock washers removed
Step
6.
Remove the plastic plug from the inlet hose.
Check the water supply flow rate (see page
Connect inlet hose to water supply. A standard
5/8
hose to the water supply.
The plastic plug may he reused to
prevent splashing oil when
transporting the pressure washer
vehicle. Be sure to reinstall the
dipstick before using the unit to allow
proper venting.
1.
I.D. garden hose may be used to connect inlet
in
a
in
5).
-~
j
I
Water
Supply
Before connecting the water supply to the
pump, check your local plumbing code
regarding cross-connection to the water supply.
A backflow preventor, Part No. 801-133. is
available to prevent the back flow of
contaminated water intothefresh watersupply.
Install upstream from the pump.
DO
NOT exceed
temperature.
Higher temperatures will damage the pump
packings.
CAUTION
160°F
(70T)
inlet water
..
A. Check flow rate of the water supply.
be at least
not develop
E. To check flow rate, time how
fill a standard five gallon pail;
no longer
Electrical
7.
Connect the power cord to the proper 'power
supply. The electrical service required is single
phase,
service must include a ground wire.
extension cord
wire and be at least No.
cord must not be over
Supply
115V.
3
gpm or the pressure
full pressure.
than
1
minute and
60
Hz
AC,
is
used,
100
,..
15
it
must have a ground
14
gage wire. Extension
feet long.
washer will
'
..
. . . .
long
it
it
should take
40
seconds.
Amp. Electrical
It
mus
takes to
If
an
START-UP
c
Use this procedure each time you
washer to help ensure the pressure washer is ready
to operate and that you start
1.
Check pump
window through inspection hole in side of. the
hood. Pump also has a dipstick located under
hood on top of pump. Oil level should be up todot
on oil level indicator window and within the
on
notch
detergent oil as necessary.
2.
Connect pressure washer to water supply and to
'proper electrical service as described in set-up.
3.
Turn water supply on and trigger the gun until
water sprays from the tip and
from the system.
4.
Press start bunon on control panel,
NOTE:
5.
Always engage the gun's trigger safety latch
whenever you stop spraying, even for a moment,
to reduce the risk of fluid injection or splashing in
the eyes or on the skin if the gun is bumped or
triggered accidentally.
6.
Most pressure washer spraying is done at full
pressure. If a reduced pressure is desired for a
special application, there are two methods to
reduce the maximum output from the pressure
washer.
oil
level. Look at oil level indicator
dipstick. Add SA€
Avoid pressing start button when unit
is not plugged
button cannot be pushedunlessunitis
in.
plugged
switch when starting and stopping
unit.
Always use motor control
start
the pressure
it
safely.
20
or 30-weight non-
all
air is purged
in
because the stop
b. Turn chemical selector valve to the
position, then open the adjustable nozzle on
the end of the spray wand, as needed. This
method is best to quickly reduce pressure for
a
special application.
when the spray gun is in use.
safety latch on the gun is in the "ON" position
before adjusting to avoid seriousbodily injury or
7.
Always observe the following cautions to help
avoid costly damage to your pressure washer,
Be
sure that the
CAUTION
DO
NOT allow the pressure washer to idle for
more than
with
recirculating water from becoming too hot and
seriously damaging the pump, but
idea to turn the pressure washer
not spraying or cleaning
minutes.
DO
NOT run the pump dry, which will quickly
damage the pump.
fully turned
DO
NOT operate the pressure washer with the
inlet screen removed. This screen helps keep
abrasive sediment out of the pump, which could
clog or scratch the pump.
DO
NOTpumpcaustic materials; such materials
may corrode the pump components.
10
minutes. The
a
thermal relief valve to help avoid the
Be
sure the water supply
on
before starting the pump.
unit
off
at
least every
is
equipped
it
is a good
if you are
"OFF"
10
is
C
a. Turn the pressure control knob on the
unloader counterclockwise, as needed. This
method is best if you are operating
consistently
at
a
reduced pressure.
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