Page 1
This
manual
WARNINGS
READ
AND
contains
and
INSTRUCTIONS
RETAlN
FOR
IMPORTANT
REFERENCE
Q
P/N 800-093
P/N 800-094
800
psi
(55
1
100
psi
(76
SERIES
SERIES
bar)
OPERATING PRESSURE
bar)
MAXIMUM WORKING PRESSURE
"A"
"A"
-
CART
-
HANDLE MODEL
MODEL
Page 2
UNJECTUON
Fluids under high pressure from spray or leaks can
penetrate the skin and cause extremely serious
injury. including the need for amputation.
NEVER
the body.
point the spray gun at anyone or any part of
HAZARD
Do
not use chemicals or agents which are not
compatible
hose.
Do
not leave a pressurized
the unit and release pressure before leaving.
with
Viton and PVC or neoprene cover of
unit
unattended. Shut off
FUWE
NEVER
NEVER
body.
MEDICAL
If any fluid appears to penetrate your skin, get
Tell the doctor exactly what fluid was injected. For
treatment instructions have your doctor call the
AVOID
Even after you shut off the electric motor, there is
high pressure
release
the spray tip or servicing the
unit
Be sure that all accessory items and system
components
NEVER
in
personal safety. as well as the function of the
equipment,
Before each use, check hose
damaged conditions caused by traffic, sharp corners,
pinching or kinking. Tighten all fluid connections
securely before each use. Replace any damaged
hose.
put
hand
or
fingers over the spray tip.
try to stop or deflect leaks
' '
with
your hand or
TREATMENT
EMERGENCY
DO
NOT
NATUONAL
COMPC3NENT
it
by triggering the gun.
and
trigger the
exceed the pressure rating of any component
system.
NEVER
is
MEDUCAL
TREAT
POISON
(rgt2)
681-5569
CARE
AS
A
SIMPLE
CENTER
AB
ONCE.
CUR.
NETWORK
RUPTURE
in
the pump, hose and gun
So
before removing
unit,
always shut off the
gun
to release pressure.
will
withstand the pressure developed.
alter or modify equipment-your
at stake.
for
weak, worn or
until
you
Do
not spray flammable liquids.
unit
where combustible fumes or dust may be
present.
Do
not operate the
GENERAL
Observe detergent manufacturer's safety
precautions. Avoid getting detergent or other liquids
in
your eyes. Follow the directions on the container
regarding contact
breathing fumes, etc. Always wear full goggles to
protect your eyes from the spray as well as anydebris
dislodged by the spray. If necessary. wear gloves or
other protective clothing. If antidotes or treatment
are recommended, be prepared to use them.
DONT
weed killer.
This
up of three AWG
electric cord
motor frame. The other two wires are connected to
the starter switch.
The starter switch has a built-in ground fault
interrupter that
whenever an improper ground condition exists.
Always check to be sure the switch is
hoses and electric cord are clear of moving parts
before plugging
spray toxic chemicals such as insecticide or
unit
is supplied
is
with
eyes. nose, and skin,
with
an 8-foot power cord made
No.
14
wires. The green wire of the
connected to the
will
shut off the power to the
unit
off
in
the power cord,
chassis and
unit
,
.
andthat the
IMPORTANT
United States Government safety standards have been adopted under the Occupational Safety and Health Act.
These standards-particularly the General Standards, Part
Should be consulted
2
801-888
..
..
in
connection
~. . . . .
with
your use of airless spray equipment,
..
. . . ... .. .
191
.
0,
andthe Construction Standards, Part
..
~.
1926-
..
.,
.. .
.
Page 3
.. .
PTFEPTFEPTFE
..
.
~.
CART
MOTOR
j
POWER
COR0
CONTROL
HANDLE
MODEL
3/4"
HOSE
GARDEN
THREAD
PRESSURE
AOJUSTMENT
KNOB
4
4
HIGH
HOSE
ADJUSTABLE
PRESSURE
I30
FT.)
NOZZLE
CONTROL
SPRAYTIP
RING
H6")
..
,
. . .
5.'
',
Check
Check unit for any damage that may have occurred
shipping. Any damage should be noted and the
carrier notified immediately.
Check unit' and accessories to be sure that all
components were included. If anything is. missing
contact your local representative.
Handle
The handle
installation of hose, gun and connection to water
supply. as described later, Is
Cart
The can
parts drawing on page 7 for aid when following
assembly procedures.
Install axle and wheels by inserting axle through axle
.
.
...
;,.
...
>,:
'support tube which is attached to chassis. Place a
washer, a wheel, and another washer
both sides of the chassis. Insert a cotter pin into the
hole at each endpf the axle. Bend cotter pins over
they won't fall out.
Attach leg assembly and handle by putting the leg
assembly directly under the unit towards the front of
For Damage
Model
unit
Model
unit
comes partially assembled. Refer to the
in
comes completely assembled. The
all
that is required.
on
the axle
on.
so
the chassis. Insert the flattened tabs
in
through the slots
Align holes and insert the four hex head machine
Screws
lock washer and nut and firmly tighten,
Spray
Assemble spray gun by attaching the spray wand
with
comes
end.
end of the wand. Tighten securely to avoid any
leaking.
Attach one end of the high pressure hose to the spray
gun and the other end to the high pressure outlet.
Tighten swivel connections firmly using two
wrenches..
Spray
A
supplied with this model. Additional sections may be
ordered to increase the hose length. Be aware
adding additional spray hose
of the
the chemical injector. Maximum recommended hose
length is
(3/8-16
Gun/Hose
its
safety grip to the gun handle. The wand
with
Attach the adjustable spray nozzle to the other
Hose
30
foot
(9.1
unit
at the spray gun and decrease suction
90
feet
the front edge of the chassis.
NC
x
1-1
/4
inch) with flat washer,
tape
on
the pipe threads at each
m) section
of
high pressure hose is
will
(27
m).
on
the handle
that
lower the pressure
of
801-888
3
Page 4
Connect
To
Water Supply
-CAUTION
NOPE:
~~
For a direct supply system, your wafer
a
source at the unit must have
rate of
at
least 4 GPM
(1
5
flow
liter/min).
plumbing codes regarding cross-connection to
water supply. Optional backflowpreventorP/N
801-1
33
is available to prevent the back-up of
Do
not exceed
pump in
Connect a hose with at least
from your city water supply to the units
garden hose threaded inlet. The supply hose should
not be longer than
a
1
GOOF
(70'C) water temperature to
direct supply system.
3/4
50
feet
(15
m)
inch
long.
(19
mm)
3/d
I.D.
inch
OPERATION
startup
Before starting, be sure to read the safety warnings
and startup instructions.
Turn
.on the water supply
Trigger the gun to release any back pressure
DO
NOT wire or tie the gun trigger into the open
or triggered position.
Never run the cleaning unit dry.
to the pump will result. Always be sure water
supply is completelyturned on before operating.
~~~~~~~
CAUTION
Costly
-
damage
Electrical Service
an
Before plugging the sprayer into
electrical receptacle be sure that the electrical
service is single phase,
With the motor control switch
plug the power cord into a grounded outlet. If an
is
extension cord
and that the wire gage is at least
The cord should not be over
the operation section for further characteristics on
the motor control switch,
.With the control ring turned completely counter-
clockwise (viewed from front)
be
directed through the spray tip orifice. In this
position the normal spray pattern
place.
To
change the spray pattern simply turn
ring clockwise. This will cause a drop
which
injector.
When full strength spraying
ring counterclockwise
will
used, be sure that
activate the downstream chemical
115
V,
60
in
the
No.
100
feet
all
water pressure
is
desired, turn control
to
closed position.
Hz
(30
of
approved
AC.
15
Amp,
OFF
position,
it
has a ground
14
gage wire.
m) long.
15"
will take
the
control
in
pressure
See
will
~A~~~~~~
DO
NOT
attempt to adjust nozzle when spray
is
in
use.
Be
gun
gun
is
in the
sure that the safety latch on
ON
position before adjusting.
all
Inspect
necessary.
Motor,Control Switch
As indicated earlier
switch has a built in ground fault interrupter circuit.
Due
to this special protection feature of the switch, if
the
switch
unplugged, the unit will go into the
When
switch cannot be turned off
power
NOTE:
Cleaning
Start unit by lifting the cover on the motor control
switch and pushing the "START" button. This button
is
also marked "RESET".
should
The spray pattern can be changed by turning the
control ring on the adjustable spray nozzle.
connections for any leaks. Tighten if
in
this manual the motor control
"ON"
button
is
pushed in while the
"ON"
plugged in, unit
is
applied to unit,
Always
when starting and stopping unit. Avoid
inadvertently pushing
when unit is unplugged.
will immediately start. The
until
it
isenergized. Once
switch can be turned off.
use
the motor control switch
"ON"
.
Pull
trigger on gun and unit
start
spraying.
unit
mode.
button
is
Pressure Adjustment
The pressure washer has been factory adjusted to
800
k25
deliver
This
is
the maximum pressure that this unit
designed for. However, this pressure can be
decreased by turning the control knob located on the.
unloader valve on 'the
Turning the control knob
(viewed from above the unit) will gradually decrease
the output pressure and flow.
Chemical Injector
A downstream chemical injector is provided with the
pressure washer. Insert chemical filter that is
attached with clear tubing
the top of the desired chemical container.
The chemicals used must be compatible with system
components. The standard spray hose
'Buna-N rubber, and the chemical injector is brass.
PSI (measured
outlet
WI&3N8M'G
Observe chemical manufacturer's safety pre-
cautions regarding
clothing or respirators.
L
use
at
the pump outlet).
side of the pump.
in
a clockwise direction
to
chemical injector into
is
made of
of goggles, protective
is
~
Page 5
~-
Turn control ring on adjustable nozzle clockwise to
in
cause a drop
Start pressure washer unit and trigger spray gun. The.
injector may draw momentarily as system is filling but
normally
actuate injector,
counterclockwise.
from the container. After the chemical reaches injector,
flow rate may be adjusted by turning the adjustment
knob. At
chemical adjustment knob, maximum chemical flow
obtained.
Check the distance you
from surface by test spraying on a scrap of similar
material. For soft surfaces, such as wood, hold nozzle
about 3 feet
closer, check. to
damaging the surface.
Mist-wet surface with cleaning solution. Let
briefly, then
nozzle at an angle to surface, and at distance you
determined to be best for surface. If some dirt
remains, repeat procedure, letting.
longer. Stubborn
stronger, heated cleaning solution.
Protect surfaces that might be damaged by cleaning
solution or high pressure spray, and rinse solution
before
will
two
Do
it
dries.
pressure.
stop as system builds up to full pressure.
turn
chemical adjustment knob out.
until
chemical begins
full turns from the closed position of
not exceed
(1
m)from surface and gradually bring
use
spray rinse to “chisel” off dirt. Keep
two
turns.
will
need to hold spray nozzle
see
if the high pressure spray
dirt
can be cleaned off better
to
be drawn
it
it
soak a little
with
soak
To
the
is
it
is
a
Check the filter screen
as often as necessary,
with
the unit
PUMP MUST
of water prior
Use
and store the unit where
to freezing temperatures. If water does freeze
unit, thaw before trying to start. A
solution may be pumped prior to cold weather
storage.
Use only spray tips that are matched
avoid excessive cycling and wear of the unloader
valve.
the inlet and filter screen removed.
NOT
to exposure to freezing temperatures.’
BE
in
the water inlet connection
at
least daily.
RUN
DRY
it
Do
not operate
and must be drained
will
not be subjected
50%
anti-freeze
to
the unit to
in
the
CAUTION
pour hot water on a frozen pump. A sudden
temperature change may crack the ceramic
Do
not pump caustic materials.
Before extended storage, flush the pump with light
oil.
Avoid dragging hoseoveranabrasivesurfacesuchas
cement. This causes excessive wear and shorter
hose life.
Clean the intake line strainer daily.
Shutdown
When unit is not
When shutting down for the day orweekend, shut off
unit, shut off water supply valve, and trigger gun to
release pressure. Wipe off the
This model runs with very little noise due to the size
ofthemotorandpump.Besurethattheunitisturned
off
when not
actually using spray gun, the build up of temperature
in
the, by-pass loop of the pump could exceed the
manufacturer’s specifications of
maximum. This
And Care
in
use, turn off water supply.
in
use.
If
will
cause shortened pump life.
Of
Unit
unit
with
a damp rag.
unit is left running, when not
16BF
(71OC)
CAUTION
spraying, for longer pump life. The pump
overheat if left running for over
10
will
minutes
Lubrication and Care
Fill
pump crankcase to dot on
10.20~.
or equivalent
anti-wear and rust inhibitor additives. Change initial
fill after
months or at
Winter Maintenance
1.
2. Pump a
3.
(.0.3
liters) of crankcase oil (part
SAE
20/30 weight hydraulic oil with
50
hour running period. Change oil every 3
500
hour intervals.
Turn
discharge lines.
machine
displaced.
When machine is needed, connect the water
supply and circulate the antifreeze from the
machine to containers for
flowing from the outlet becomes clear, reconnect
discharge lines.
off
and disconnect water supply and
50%
antifreeze solution through the
making sure
oil
gauge window with
no.
801-144)
all
water has been
reuse.
When the water
801-888
5
Page 6
SERVICE
Troubleshooting
PROBLEM
Low.Pressure
rump runs extremely
rough, pressure low.
iNater leakage from under
:he manifold.
iNater
in
pump crankcase.
Zrequent or premature
'ailure of the packing.
jtrong surging at the inlet
Ind low pressure on the
lischarge side.
hit
will not start.
:hemica1 injection system
oesn't work.
pray gun doesn't work
r leaks.
CAUSE
Worn nozzle.
Coupling slippage.
Air leak
Relief valve stuck, partially
plugged or improperly
adjusted; valve seat worn.
Inlet suction strainer clogged
or improper size.
Worn packing. Abrasives
pumped fluid or severe cavita:
tion. Inadequate water supply.
Fouled or dirty inlet or dis-
charge valves.
Worn inlet or discharge valves.
Leaky discharge hose.
Pressure adjustment set down.
Restricted inlet or air
entering the inlet plumbing.
Inlet restrictions and/or air
leaks. Stuck inlet or discharge
valve.
Leaking high pressure seals.
Worn packing.
May be caused by humid
condensing into water inside
the crankcase.
Scored plungers.
Over pressure to inlet manifold.
Damaged or worn plungers.
4brasive material
3eing pumped.
Excessive pressure and/or
:emperatwe of fluid being
Jumped.
3ver pressure
7unning pump dry.
:oreign particles
lischarge valve,
and/or discharge valves.
Jnit
j.F.1.C. activated.
ilectric motor overheated.
ilectric service
:hemica1 injector clogged. Disassemble chemical valve and clean.
\djustable nozzle completely
losed. to cause drop
.ow chemical level.
iun
in
inlet plumbing.
:
in
air
in
the fluid
of
pump.
in
the inlet or
or
worn inlet
not plugged
cartridge needs replace- Replace cartridge (see gun parts drawing).
in.
off.
SOLUTION
Replace with nozzle of proper size.
Tighten or replace.
Disassemble, reseal, and reassemble.
Clean, and adjust relief valve; check for
worn and dirty valve seats.
Clean. Use adequate size. Check more
frequently.
Install proper filter. Check flow available to
pump.
Clean inlet and discharge valve assemblies.
Replace worn valves, valve seats and/or
discharge hose.
rurn adjustment knob counter-
:lockwise to increase pressure.
'roper size inlet plumbing: check for air
:ight seal.
:lean out foreign material, replace worn
Ialves.
7eplace seals.
nstall new packing.
:hange oil
)sing Crankcase Oil (other approved oil every
nonth or
leplace plungers
leduce inlet pressure.
leplace plungers.
nstall proper filtration
Ilumbing.
I
:heck pressures and fluid inlet temperature;
le sure they are within specified range.
leduce pressure.
Do
not run pump without water.
Check for smooth lap surfaces on inlet and
discharge valve seats. Discharge valve seats
and inlet valve seats may be lapped
fine oil stone.,
Check power cord.
Check for proper grounding.
Push switch
Let motor cool
on
rear
Check fuse/circuit breaker panel.
Check and clean chemical hose and filter.
Turn control ring
Check level of chemical.
of
at
3
200
ON
motor.
in
month or
hours)
(RESET)
and
push reset button
,
on
nozzle clockwise
pressure.
500
P.N.
801-144.
on
pump inlet
button.
Kit
available.
hour intervals
on
a very
6
801-888
Page 7
BARBS
Pressure
33.
DRAWING
Washer
A
...
.
:
..
..
,.
WIRING DIAGRAM
801-888
7
Page 8
PARTS
Pressure
LIST
Washer
Assembly,
800-093.
800-094
REF. PART
NO.
NO.
800-093
800-094
i
800.154
2
800.157
3 801-859
4 801-931
5
801-929
6
801-966
7 801-930
8 801-893
9
801.884
10 801.884
11
801-226
12 801-304
13
801-221
14 801-894
15
801-605
16 801-606
17 801-875
18 801.876
19 801-882
20
*EO1
-883,
21 801-967
22 801.677
23 801-683
24 801-129
25 801-008
26 801,388
27 801-417
28
801.524
29 801-501
DESCRIPTION
PRESSURE WASHER ASSY..
Cart Model (Includes items
1-52, 61, 62
PRESSURE WASHER ASSY.,
Handle Model (Includes
items
1-35, 53-60
PUMP/MOTOR ASSY., see
parts drawing, pg.
GUN ASSY., see parts
drawing, pg.
SWITCH MOUNTING BRACKET
CORD GRIP
CONNECTION, Conduit,
CORD, with
CONDUIT,.
BOX,
COVER, Switch
SWITCH/G.F.I.
WIRE NUT, Orange
CRIMP CONNECTOR, Blue
CRIMP CONNECTOR, YELLOW
SCREW, Self Tapping,
BOLT,
FLATWASHER.
LOCKWASHER,
NUT,
COUPUNG.3/8NPTMx1/4NPSF
TIP.
HOSE. Hiah Pressure.
TUBING. themica(
FILTER. Chemical
LA8Ei
LABEL Graco "G"
LABEL Warning, Ground.
LABEL, Relieve Pressure
LABEL
LABEL Serial Number
3/8
Switch
10-24 x 3/4
10-24
15065
Warning, High Pressure
Oil,
13
15
Amp Plua
3/16
Pump
9
#10
5/16
90°
-
#lo
30
ft.
I.D.
QTY
18"
7
2
2
4
2
2
1
1
1
8'
1
1
2
1
1
1
1
1
1
1
1
2
1
1
1
1
1
1
REF. PART
NO.
NO.
30 801.902
31 801-903
32 801-910
33
801-228
34 801-229
35 801-303
36
801-024
37 801-023
38 801.025
39 800-155
~40 801-858
4~1 801-853
42 801-541
43 801-539.
44
801-857
45 801.504
:46 801 -546
47 801-363
48 801-015
49 801-941
50 801-880
51
801-235
52
801-879
53 801-024
54 801-023
55 801-025
56 801-854
57 801.886
58 801-895
59 801-022
60
801-088
801-878
61
62 801-499
Order parts by name and series letter
which
you
are ordering.
*Recommended "tool box" spare parts.
DESCRIPTION
LABEL, By-Pass
LABEL, Start-Stop
PLUG, Plastic
WIRE, Black
WIRE. White
WIRE; Green
5/16-18
NUT.
FLA~ASHER.
LOCKWASHER.
SUPPORT TUBE WELDMENT
LEG
CHASSIS
HANDLE
BUMPER
AXLE
FOOT, Rubber
BOLT,
3/8-16x1-1/4",
LOCKWASHER.
FLATWASHER.
BOLT.
5/16-1
COTTER PIN,
WASHER,
WHEEL
NUT.
5/16-18
FLATWASHER,
LOCKWASHER,
HANDLE, Carrying
BUMPER. Rubber
TUBE. Closure
BOLT.
5/16-18
5/8
1/4
3/8
5/16
8
x
1
/8
1/4
5/16
x
5/16
1
0
1
BOLT,5/16-18x 1-1/2"
NUT,
3/8-16
NUT, Lock,
3/8-16
grade
5
",
grade
5
x
1
-
114''
-3/4"
of
the assembly for
QTY
1
1
1
24"
24"
24"
8
16
8
1
1
1
1
1
1
1
5
4
10
8
2
4
2
6
8
6
1
4
2
5
1
4
1
8
801-888
Page 9
PARTS DRAWING
Pump/Motcr
Asse
....
..
i.
.~
..
..
.j..~.
PARTS LIST
Pump/Motor
REF.
PART
NO.
NO.
1
801-862 MOTOR, 1.5
2
801-864 PUMP, T-9791, see parts
3 801-870 COUPLER HOUSING
4
801-871 COUPLER
5
801-866
6
801-890
7 801.891
8 801-881 COUPLING, 3/8 NPTFx
9 801-178
10
801-709 PLUG,
11 801-865 UNLOAOER, ST260
12 801-112
13 801-110
14 801-111 NUT, Hose Adaptor 1
15
801
-872 BOLT, Hex Hd., M6 x 20 mm
Assembly,
DESCRIPTION
800-1
hp,
"C
54
Face
drawing, page 11
HOSE, By-Pass
COUPLING,3/8NPTMx3/8NPSF
COUPLING,3/8NPTMx3/8NPSM
1/4NPSF
ELBOW, Street, 1/2 NPT
Sq.
Hd.,
1/4
SCREEN, Inlet
HOSE
ADAPTOR
QTY
4
1
1
1
1
1
1
1
1
1'
1
1
1
1
REF.
PART
.NO.
NO.
16
801-023 WASHER,
17
801-139 WASHER,
DESCRIPTION
Flat,
Lock.
QTY
1/4 4
1/4
18 801.546 BOLT, Hex Hd., 3/8-16x 1-1/4 2
19
801-015 WASHER, Flat, 5/16
20 801-363 WASHER,
Lock,
3/8
21 801-138 CHEMICAL INJECTOR,
22
801-818
23 , 801-901
CHEMJET
drawing,
BOLT, Hex Hd.. 3/8-16 x
'
SUPPORT, Unloader
#2.
pg.
12
see
parts
1
24 801-900 GROMMET
25 801.905 ADAPTOR, 3/8 NPT x G 3/8
8
26 801-907 WASHER, Aluminum
Order parts
which
by
you
are ordering.
name and series letter of the assembly for
801-888
4
4
4
1
2
1
1
1
1
9
Page 10
SERVICE
Pump
(Refer to Parts Drawing, Page 11)
MOTE:
Valves:
1.
Remove the hex plug
M30 wrench.
Examineo-ring(4)underplugandreplace'ifcutsor
2.
distortion exist.
'3.
Remove valve~unit and O-ring (3) from cavity.
NOTE:
4. Replace valve unit
5. Replace hex plug and torque to 72.3
K/m).
NOTE:
1.
Remove the six Allen head cap screws (1)from the
manifold using the M6 Allen wrench.
Three sizes of metric wrenches are
necessary for servicing the. pump; M30,
M17, and M6 Allen wrench.
(5)
from manifold (6) using
Valve
removal.
Hex plug should be re-torqued after
hours operation. carefully pull packing retainer (12) from the
unit
may come apart during
with
P/.N 801-472.
ft.
Ibs.
(10
5
7. Install retaining screw assembly into plunger and
ft.
torque to 14.4
8. Lubricate each plunger and carefully slide
manifold onto crankcase.
9.
Replace the six capscrews and snug them up.
Torque to
NOTE:
'Servicing V-Packings:
NOTE:
1. After removing thesixcapscrewsandthe manifold
manifold. Examine O-ring (13) and replace if
necessary. Pumping Section:
2.
Remove
16
The six capscrews must be torqued
evenly to apply equal pressure on the
manifold
doesn't bind or jam. This
torquing bolts closest to the center of the
manifold first and then working out from
those bolts,
Use packing repair
low
Ibs. (2 K/m).
ft. Ibs. (2.2 K/m).
so
that
it
kit
P/N 801 -662.
pressure packing
seats properly and
is
best done by
(10)
and head ring
2. Carefully separate the manifold from the
crankcase.
NOTE:
It
may be necessary to tap manifold
lightly
with
mallet to loosen.
CAUTION
Keep manifold properly aligned
plungers when removing to avoid damage to
plungers or seals.
3. Carefully examine each plunger
scoring and replace if necessary,
Servicing Plungers:
1.
Loosen plunger retainiw screw (15) 5-6 turns,
using "17 wrench. Push plunger towards
crankcase. This
retaining screw.
2. Remove retaining screw from plunger and
examine O-ring
bearinglgasket washer
using plunger repair kit P/N'801-474.
3. Remove plunger from plunger rod and remove
copper flinger
4.
Lightly grease flinger and replace
5. Replace plunger.
6.
Lightly grease retaining screw assembly to avoid
cutting O-ring. Lightlygrease outer endof plunger.
will
separate plunger and
(1
7). back-up ring
(1
6). Replace
(20).
Clean or replace if necessary.
with
ceramic
(19)
for any
(1
8), and copper
if
necessary
it
on plunger rod.
3. Pull intermediate retainer ring
high pressure packing
4. Inspect all parts and replace if necessary
NOTE:
5.
Thoroughly clean packing cavity
examine. Lightly grease packing cavity.
6. Replace packing assembly
head ring
head ring
and O-ring (13).
If just the packings are needed use kit
801-662.
replacement use kit 801 -664.
(9).
packing
(9).
packing
(10)
If
rings or retainers need
(10).
(10).
(1
1)from manifold,
and head ring
in
in
the following order:
intermediate ring
packing retainer (12).
(9).
manifold and
CAUTION
Carefully study the location
position of the seals to assure proper
reassembly and operation.
7.
Lubricate each plunger and carefully slide
manifold onto crankcase.
NOTE:
8.
Replace the six capscrews
tighten as previously described (step
servicing plungers).
When replacing the manifold onto
plungers, extreme caution should be
exercised to avoid damage
of
each part and the
to
the seals.
in
the manifold and
9
under
(1
1).
.
..
,.
.,.
. ..
..
..
10
801-888
Page 11
PARTS
Pump,
DRAWING
8pl-864
"
.:
.
.: .
. ..
~.....
..
**PACKING
RETAINER
801 -664
KIT
Includes:
REF.
NO.
9
10
11
12
13
REF. PART
NO. NO.
1
800-651
2 801-652
3 801-472
4 801-470
5 801-471
6 801-889
7
801-485
8
801-484
9 801-655
10 801-653
11 801-654
&
'PLUNGER
KIT
QTY.
1
1
1 16
1
1
WASHER
CAP, 378
HEAD RING
PACKING
INTERMEDIATE RING
Includes:
REF.
NO.
15 3
17
18 3 10 6
DESCRIPTION
SCREW, M8
WASHER, 8.4
VALVE UNIT
O-RING
HEX PLUG, M24
MANIFOLD
801-474
x
60
x
NPl
REPAIR
QTY.
3
3
*
Pump
another model.pump. Extra parts included in kits
should be kept for future use.
**
Two
'PACKING
801-662
Includes:
REF.
NO.
repair kits indicated are standard kits for
kits needed for entire pump.
CITY
MM
13
x
0.8
MM
6
4
4
x
2 x 16
MM
4
1
1
1
4
4
2
KIT
*OIL
SEAL
801-658 801 -472
Includes:
REF.
QTV.
NO.
14
REF.
PART
NO.
6
NO.
12 801-656
13
801-657
14 801-778
15 801-493
16 801-492
17 801-488
18 801-491
19 801-661
20 801-660
21 801-659
Order parts by name
which
you
are ordering.
KIT
QTV.
3
*VALVE
Includes:
REF.
NO.
3
UNIT
an.
DESCRIPTION
PACKING RETAINER
O-RING
OIL
SEAL
PLUNGER RETAINING SCREW
WASHER
O-RING.
BACK-UP RING
PLUNGER
FLINGER
OIL
DIPSTICK
and
series lerrer
of
rhe assembly for
KIT
6
CITY
2
2
2
2
2
2
2
2
2
1
801-888
11
Page 12
SERVICE
Chemical injector
The nozzle, check valve, valve seat, and needle valve
may be cleaned by disassembling the chemical
injector
As
or
manner, the injector
restriction should be eliminated before continuing.
if
clogging occurs
with
any injector,
if downstream restriction increases
within.
if the spray tip becomes clogged
will
stop drawing chemical: The
in
any
PARTS DRAWING
Chemical Injector
A
retaining spring
factory to prevent the adjustment knob
being unscrewed too far and the internal parts from
falling out. This spring can be removed if the injector
needs to be taken apart for cleaning. Be sure to leave
in
spring
being used. Removal of spring
chemical flow but could cause chemical injector to
quit working.
PARTS
place whenever the pressure washer is
LIST
(17)
has been installed at the
(15)
will
'not improve
from
Chemical Injector
REF.
PART
NO.
NO.
1 800-138 CHEMJET NO. 2,
2 801-684
3
801-685 O-RING
4 801-687
5
801-688
6
801-689
7 801-690
8
.
"801 -784
9 801-692
801-693
10
11
801-694
'
801-695
12
13 801-696
14 801-697
15
801-698
16 801-677 TUBING.
17
801-662
18 801-683 STRAINER
DESCRIPTION
2-15
.
NIPPLE,
.
NOZZLE NO. 2, (16-21
.
O-RING
.
CHEMJET BODY
.
SPRING,
.
BALL
.
O-RING
.
O-RING
VALVE SEAT
.
SPRING
.
O-RING
.
NEEDLEIHOSE
.
ADJUSTMENT KNOB
SPRING,
hex, brass,
5/16
retaining
includes items
cane
BARB
I.D.
3/8
NPT
I/rninJ
QN
1
1
1
1
1
1
1
1
1
1
1
Order parts
1
which
*Recommended
by
you
are ordering.
name and series letter
"tool
box"
spare pans
of
the assembly for
..
Page 13
!
NOTE:
Hose.
Swivel
Spray Tip are not included
Gun Assembly - See
with
Pressure
Pans
Washer Assembly
Drawing/List. page
&
7.
8.
SERVICE
Gun,
Cartridge
1. Press access pin (1
access plate (14) by sliding plate backwards.
Remove cartridge
19
mm socket wrench.
2.
Check inside housing to be sure all O-rings came
out when cartridge was removed.
seen inside the housing, remove
not to damage internal threads in housing.
3.
Throw away old canridge and install new cartridge
using
a
small amount of pipe sealant on threads.
Besuretotightencartridgefirmlyagainsthousing.
4.
Slide access plate into place and install access pin.
Replacement
2)
from gun handle and remove
(5)
from housing
(6)
by using
If
O-ring can be
it,
being careful
a
Gun Assembly,
REF.
PART
NO.
NO.
1 801-935
2
801-957 GRIP 1
3 800-118 ADJUSTABLE NOZZLE 1
4 801-638
5
'801-639
6
801-671
7 801-670
8
801-256
9
801-424
10 801-672
11
801.673
12 801-428
13 801-419
14 801-427
15. 801-420
16 801-423
Order parts by name and series letter
you
which
*Recommended "tool
are ordering.
800-1
DESCRIPTION
WAND, 20"
SPRAY
Darts
.
.
.
.
.
.
.
.
.
.
.
.
57
GUN. (replaceable
include
CARTRIDGE
HOUSING
HEX PLUG
TRIGGER PIN
TRIGGER
OUTLET
PIN COVER
ACCESS PIN
HANDLE
ACCESS PLATE
TUBE
INLET FlUlNG
box"
items
spare parts.
.
'
5-16)
of
the assembly for
801-888
QTY
1
1
1
1
1
1
1
1
2
1
1
1
1
1
13
Page 14
ACCESSORIES
(Must
be
purchased separately)
CHEMICAL CLEANING COMPOUNDS:
General Purpose Cleaner 800-1
Heavy Duty Degreaser
Vehicle
Wash
800-108
800-1
Metal Pretreatment, Phosphatizer
Paintable Rust Inhibitor
800- 1 10
OVERALL DIMENSION: Length:
06
07
800-109
MOTOR: 1.5 hp. single phase
WATER PUMP:
WETTED PARTS: Stainless Steel, Aluminum.
UNIT WEIGHT:
BACK
FLOW
Prevent back-up
supply. install upstream from pump.
TECHNICAL DATA
115V.60Hr.15Amp
BOO
psi
(55 bar)
measured at
2.6
GPM
Phenolic Plastic, Ceramic
Liners, Nitrile Rubber
Carl Unit:
90
Ib. (41 kg)
Width: 19
Height: 19.5 in. (495
(9.8
36
pump
liter/min)
in.
(914
in.
(483
rnm)
mm)
mm)
PREVENTOR
of
contaminated water into
Handle
Unit:
70
Ib.
132
kg)
Length:
Width: 10 in. (254
Height: 14 in. (356
22
in.
(559
801
mm)
mml
mm)
-1
33
fresh
MAX. INLET WATER TEMPERATURE:
INLET HOSE CONNECTION: 3/4" garden hose
150°F
(70°
C)
(f)
.,.
...
.:,,
:
.
,.',....j
..
..
....
:
,
.
Page 15
THE
GRACQ
Graco Inc. warrants all equipment manufactured by
material and workmanship under normal use and service. This warranty extends to the original
purchaser for a perid of
installed and operated
cover damage or wear which, in the reasonable judgment of Graco. arises from misuse. abrasion.
corrosion, negligence, accident, substitution of non-Graco parts, faulty installation
This warranty is conditioned upon the prepaid return of the equipment claimed to
examination by Graco to verify the claimed defect. If the claimed defect is verified. Graco will repair
replace free of charge, any defective pans. The equipment will
transportation prepaid. If inspection of the equipment does not disclose any defect
material, repairs will be made at a reasonable charge and return transportation will be charged.
THIS LIMITED WARWNTY
OR
IMPLIED) INCLUDING WARRANTY OF MERCHANTABILITY
PARTICULAR PURPOSE AN0
LIABILITIES BASED ON NEGLIGENCE
SPECIAL
EOUIPMENT NOT COVERED BY GRACO WARRANTY. Accessories
Graco that are not manufactured by Graco
the warranty. if any. of their manufacturer. Graco will provide purchaser with reasonable assistance in
making such claims.
OR
CONSEQUENTIAL DAMAGES
12
months from the date
in
accordance with written factory recommendations. This warranty does not
IS
EXCLUSIVE, AND
OF
ANY NON-CONTRACTUAL LIABILITIES INCLUDING PRODUCT
OR
STRICT LIABILITY EVERY FORM OF LIABILITY
(such
WARRANTY
it
and bearing its name to be free from defects
of
purchase and applies
be
IS
IN LIEU OF ANY OTHER WARRANTIES (EXPRESS
OR
LOSS
IS
as electric motors, switches, hose, etc.) are subjectto
OR
EXPRESSLY EXCLUDED AND DENIED.
only
when the equipment is
or
tampering.
be
defective for
returned to the original purchaser
WARRANTY OF FITNESS FOR A
or
components of equipment sold by
in
workmanship
FOR
in
or
or
DIRECT,
Subsidiary
factor^
and
GRACO
Branches:
Affiliate Compenies:
nmc.
Atlanta. Dallas. Detroit. Lor Angeles. West Caldwell
P.O.
BOX
PRINTED IN U.S.A. 801-888 Rev B 5/85 45-100758
Canada: England: Switzerland;
1441
MINNEAPOLIS,
France:
MM
1N.J.l
Germany:
55440-9-
Hong Kong: Japan
..
..
.
..
..
. ..
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