Pacific hydrostar 65087 User Manual

9 HP PRESSURE WASHER

Model

65087

SET UP, OPERATING, AND SERVICING

INSTRUCTIONS

DANGER

Using an engine indoors CAN KILL YOU IN
MINUTES.

Engine exhaust contains carbon monoxide.
This is a poison you cannot see or smell.

NEVER use inside
a home or garage,
EVEN IF doors and
windows are open.

Diagrams within this manual may not be drawn proportionally.

Due to continuing improvements, actual product may differ slightly from the product described herein.

Distributed exclusively by Harbor Freight Tools®.

3491 Mission Oaks Blvd., Camarillo, CA 93011

Visit our website at: http://www.harborfreight.com

Only use OUTSIDE
and far away from
windows, doors, and
vents.

Read this material before using this product.

Failure to do so can result in serious injury.
SAVE THIS MANUAL.

Copyright© 2008 by Harbor Freight Tools®. All rights reserved. No portion of this
manual or any artwork contained herein may be reproduced in any shape or form
without the express written consent of Harbor Freight Tools.

For technical questions or replacement parts, please call 1-800-444-3353.

CONTENTS

IMPORTANT SAFETY

INFORMATION ............................ 4

SET UP PRECAUTIONS ....................4

OPERATING PRECAUTIONS ............5

VIBRATION HAZARD: ..................7

SERVICE PRECAUTIONS .............7

REFUELING: .................................8

BASIC SPECIFICATIONS .............9

AFTER 20 OPERATION HOUR

BREAK-IN PERIOD: ................17

AFTER EVERY 25 OPERATION

HOURS: ....................................17

AFTER EVERY 50 OPERATION

HOURS: ....................................17

AFTER EVERY 100

OPERATION HOURS: ..............17

AFTER EVERY 300

OPERATION HOURS: ..............17

STORAGE ........................................17

TROUBLESHOOTING ......................19

UNPACKING .................................. 9

SET UP INSTRUCTIONS ............... 9

ASSEMBLY.........................................9

IF USING DETERGENT: .............10

OPERATING INSTRUCTIONS ....10

STARTING THE ENGINE .................10

CHECKING ENGINE OIL LEVEL 10

ENGINE DIAGRAM ...................... 11

CHECKING FUEL LEVEL ...........12

CHECKING OR REPLACING

THE PUMP LUBRICANT..........12

BREAK-IN PERIOD ....................13

EQUIPMENT OPERATION ...............13

TECHNICAL SPECIFICATIONS ..15

SERVICING ..................................15

MAINTENANCE PROCEDURES .....15

ENGINE OIL CHANGE ...............15

AIR FILTER ELEMENT

MAINTENANCE .......................15

SPARK PLUG MAINTENANCE ..16
FUEL FILTER REPLACEMENT

(IF EQUIPPED) .........................16

CLEANING, MAINTENANCE, AND

LUBRICATION SCHEDULE ..........17

GENERAL PARTS LIST .............. 22

GENERAL ASSEMBLY

DIAGRAM .................................. 23

PUMP PARTS LIST .....................24

PUMP DIAGRAM .........................25

CYLINDER HEAD PARTS LIST

& DIAGRAM ..............................26

CRANK CASE PARTS LIST &

DIAGRAM .................................. 27

CRANK CASE COVER PARTS

LIST AND DIAGRAM ................. 28

CRANKSHAFT/PISTON PARTS

LIST & DIAGRAM ...................... 29

GAS DISTRIBUTION

ADJUSTMENT SYSTEM

PARTS LIST & DIAGRAM ......... 30

STARTER SUBASSEMBLY

PARTS LIST & DIAGRAM ......... 31

DIVERSION ASSEMBLY PARTS

LIST & DIAGRAM ...................... 32

Page 2SKU 65087 For technical questions, please call 1-800-444-3353.

CARBURETOR PARTS LIST &

DIAGRAM .................................. 33

FLYWHEEL/COIL ASSEMBLY

PARTS LIST & DIAGRAM ......... 34

CONTROL SYSTEM PARTS

LIST & DIAGRAM ...................... 35

AIR CLEANER PARTS LIST &

DIAGRAM .................................. 36

MUFFLER PARTS LIST &

DIAGRAM .................................. 37

FUEL TANK PARTS LIST &

DIAGRAM .................................. 38

LIMITED 1 YEAR / 90 DAY

WARRANTY ..............................39

EMISSION CONTROL SYSTEM

WARRANTY ..............................39

Page 3SKU 65087 For technical questions, please call 1-800-444-3353.

SAVE THIS MANUAL

Keep this manual for the safety warn­ings and precautions, assembly, operat­ing, inspection, maintenance and cleaning
procedures. Write the product’s serial
number in the back of the manual near the
assembly diagram (or month and year of
purchase if product has no number). Keep
this manual and the receipt in a safe and
dry place for future reference.

IMPORTANT SAFETY

INFORMATION

In this manual, on the labeling,
and all other information
provided with this product:

This is the safety alert

symbol. It is used to alert
you to potential personal
injury hazards. Obey all
safety messages that
follow this symbol to avoid
possible injury or death.

DANGER indicates

DANGER

situation which, if not
avoided, will result in death or
serious injury.

WARNING

WARNING

hazardous situation which, if
not avoided, could result in
death or serious injury.

CAUTION, used

CAUTION

alert symbol, indicates a
hazardous situation which, if
not avoided, could result in
minor or moderate injury.

a hazardous

indicates a

with the safety

Notice

CAUTION

NOTICE is used to

address practices

not related to personal injury.
CAUTION, without

the safety alert
symbol, is used to address
practices not related to
personal injury.

WARNING! Read all instructions.

Failure to follow all instructions

listed below may result in re,

serious injury and/or DEATH.

The warnings and precautions
discussed in this manual cannot
cover all possible conditions and
situations that may occur. It must
be understood by the operator that
common sense and caution are
factors which cannot be built into
this product, but must be supplied
by the operator.

SAVE THESE INSTRUCTIONS

SET UP PRECAUTIONS

Gasoline fuel and fumes are amma-1.
ble, and potentially explosive. Use
proper fuel storage and handling pro­cedures. Do not store fuel or other

ammable materials nearby.
Have multiple ABC class re extin-2.

guishers nearby.
This equipment has a spark arresting 3.

mufer included. A spark arresting
mufer is required by law in Califor-

nia, on some US Forest Service land,
and possibly in other areas or situa­tions.

Set up and use only on a at, level, 4.
well-ventilated surface.

Page 4SKU 65087 For technical questions, please call 1-800-444-3353.

The work area should have adequate 5.
drainage to reduce the possibility of a
fall due to slippery surfaces.

Wear ANSI-approved safety goggles, 6.
heavy-duty work gloves, and dust
mask/respirator during set up and
use.

Use only oil and fuel recommended 7.

in the “Specications” section of this

manual.
Only use cold Water or pressure 8.

washer detergent in this tool. Do
not use caustic materials, solvents,

ammable materials, or detergents

not designed for pressure washers.
Use of any such material can cause
injury, or damage this tool or personal
property.

Do not dry run this product. Dry run-9.
ning will cause serious damage to the
seals. Make sure the water supply
used for the Pressure Washer is not
dirty or sandy.

Prior to starting the Pressure Washer 10.
in cold weather, check all of the parts
of the unit to make sure ice has not
formed. Do not store the unit any­where that the temperature will fall
below 32° F (0° C).

OPERATING PRECAUTIONS

1. CARBON MONOXIDE
HAZARD
Using an engine indoors
CAN KILL YOU IN
MINUTES.

Engine exhaust contains carbon
monoxide. This is a poison you
cannot see or smell.

NEVER use inside a home or garage,
EVEN IF doors and windows are
open.

Only use OUTSIDE and far away
from windows, doors, and vents.

Keep children away from the equip-2.
ment, especially while it is operating.

Do not leave the equipment unat-3.
tended when it is running. Turn off
the equipment (and remove safety
keys, if available) before leaving the
work area.

Wear ANSI-approved safety goggles 4.
and hearing protection during use.

People with pacemakers should 5.
consult their physician(s) before

use. Electromagnetic elds in close

proximity to a heart pacemaker could
cause pacemaker interference or
pacemaker failure. Caution is neces­sary when near the engine’s magneto
or recoil starter.

Page 5SKU 65087 For technical questions, please call 1-800-444-3353.

Use only accessories that are recom-6.
mended by Harbor Freight Tools for
your model. Accessories that may be
suitable for one piece of equipment
may become hazardous when used
on another piece of equipment.

Do not operate in explosive atmo-7.
spheres, such as in the presence of

ammable liquids, gases, or dust.

Gasoline-powered engines may ignite
the dust or fumes.

Keep the equipment, engine, and sur-15.
rounding area clean at all times.

Use the equipment, accessories, etc., 16.
in accordance with these instructions
and in the manner intended for the
particular type of equipment, taking
into account the working conditions
and the work to be performed. Use
of the equipment for operations differ­ent from those intended could result
in a hazardous situation.

Stay alert, watch what you are doing 8.
and use common sense when operat­ing a piece of equipment. Do not use
a piece of equipment while tired or

under the inuence of drugs, alcohol

or medication.
Do not overreach. Keep proper foot-9.

ing and balance at all times. This en­ables better control of the equipment
in unexpected situations.

Do not carry the spray handle with 10.

your nger on the trigger, whether or

not engine is operating.
Use this equipment with both hands 11.

only. Using equipment with only
one hand can easily result in loss of
control.

Dress properly. Do not wear loose 12.
clothing or jewelry. Keep hair, cloth­ing and gloves away from moving
parts. Loose clothes, jewelry or long
hair can be caught in moving parts.

Parts of the Pressure Washer, espe-13.
cially exhaust system components,
get very hot during use. Stay clear of
hot parts.

Do not cover the engine or equipment 14.
during operation.

Do not operate the equipment with 17.
known leaks in the engine’s fuel system.

This product contains or, when used, 18.
produces a chemical known to the
State of California to cause cancer
and birth defects or other reproduc­tive harm. (California Health & Safety
Code § 25249.5, et seq.)

WARNING: The brass components 19.
of this product contain lead, a chemi­cal known to the State of California
to cause birth defects (or other repro­ductive harm). (California Health &
Safety code § 25249.5, et seq.)

When spills of fuel or oil occur, they 20.
must be cleaned up immediately.
Dispose of uids and cleaning materi­als as per any local, state, or federal
codes and regulations. Store oil rags
in a bottom-ventilated, covered, metal
container.

Keep hands and feet away from 21.
moving parts. Do not reach over or
across equipment while operating.

Before use, check for misalignment 22.
or binding of moving parts, breakage
of parts, and any other condition that
may affect the equipment’s operation.

If damaged, have the equipment
serviced before use. Many ac-

Page 6SKU 65087 For technical questions, please call 1-800-444-3353.

cidents are caused by poorly main­tained equipment.

reduce the risk of vibration-related
injury:

Use the correct equipment for the 23.
application. Do not modify the equip­ment and do not use the equipment
for a purpose for which it is not in­tended.

The high pressure water ow can 24.
damage the work surface if not used
properly. Always test the spray in an

open area rst.

When dispensing detergent, apply 25.
the detergent to the cleaning area at
low pressure only. Detergent dis­pensing only works when the spray
wand is in the low-pressure position.

26. Injection Hazard. The high
pressure water jet pro­duced by this tool can cut
skin or cause injury to
hands or eyes. Do not

allow spray to strike you and do not
spray toward people or animals. Do
not spray the tool itself or any electri­cal source.

This Pressure Washer is intended for 27.
outdoor residential use only.

In case of an emergency during 28.
use, immediately release the trig­ger on the spray handle, turn the
engine off and then shut off gas
supply to the engine. Do not set
the spray handle down without
turning off the engine.

Vibration Hazard:

This tool vibrates during use. Re­peated or long-term exposure to
vibration may cause temporary or
permanent physical injury, particularly
to the hands, arms and shoulders. To

Anyone using vibrating tools regu-1.
larly or for an extended period should

rst be examined by a doctor and

then have regular medical check­ups to ensure medical problems are
not being caused or worsened from
use. Pregnant women or people
who have impaired blood circulation
to the hand, past hand injuries, ner­vous system disorders, diabetes, or
Raynaud’s Disease should not use
this tool. If you feel any medical or
physical symptoms related to vibra­tion (such as tingling, numbness, and

white or blue ngers), seek medical

advice as soon as possible.
Do not smoke during use. Nico-2.

tine reduces the blood supply to the

hands and ngers, increasing the risk

of vibration-related injury.
Wear suitable gloves to reduce the 3.

vibration effects on the user.
Use tools with the lowest vibration 4.

when there is a choice between dif­ferent processes.

Include vibration-free periods each 5.
day of work.

Grip tool as lightly as possible (while 6.
still keeping safe control of it). Let
the tool do the work.

To reduce vibration, maintain the tool 7.
as explained in this manual. If any
abnormal vibration occurs, stop use
immediately.

SERVICE PRECAUTIONS

Before service, maintenance, or 1.
cleaning:

Page 7SKU 65087 For technical questions, please call 1-800-444-3353.

Turn the engine switch to its a.
“OFF” position.

ing ttings or having repair work done
by a qualied technician.

Allow the engine to completely cool.b.
Then, remove the spark plug c.

wire(s) from the spark plug(s).

Keep all safety guards in place and in 2.
proper working order. Safety guards
include mufer, air cleaner, mechani­cal guards, and heat shields, among
other guards.

Do not alter or adjust any part of 3.
the equipment or its engine that is
sealed by the manufacturer or dis-

tributor. Only a qualied service

technician may adjust parts that
may increase or decrease gov­erned engine speed.

Wear ANSI-approved safety goggles, 4.
heavy-duty work gloves, and dust
mask/respirator during use and ser­vice.

Keep the high pressure hose con-5.
nected to the pressure washer and
spray Gun while the system is pres­surized. Disconnecting the pressure
hose while the unit is pressurized is
dangerous, and may cause injury.

Do not allow the high pressure hose 6.
to come in contact with any hot part
of the unit. The hose might be dam­aged, possibly causing it to burst or
leak under high pressure.

Maintain labels and nameplates on 7.
the equipment. These carry impor­tant information. If unreadable or
missing, contact Harbor Freight Tools
for a replacement.

If water is leaking out of the Pressure 8.
Washer immediately turn off the unit.
Unplug the Pressure Washer, and
discharge all pressure before tighten-

When the engine is running, do not 9.
allow the Pressure Washer to remain
idle for more than two minutes. If
allowed to remain idle, the water in
the unit will heat up, possibly causing
damage to the Pressure Washer.

Have the equipment serviced by a 10.

qualied repair person using only

identical replacement parts. This will
ensure that the safety of the equip­ment is maintained. Do not attempt
any service or maintenance proce­dures not explained in this manual
or any procedures that you are un­certain about your ability to perform
safely or correctly.

Store equipment out of the reach of 11.
children.

Follow scheduled engine and equip-12.
ment maintenance.

Refueling:

Do not smoke, or allow sparks, 1.

ames, or other sources of ignition

around the equipment, especially
when refuelling.

Do not rell the fuel tank while the 2.
engine is running or hot.

Do not ll fuel tank to the top. Leave 3.
a little room for the fuel to expand as
needed.

Refuel in a well-ventilated area only.4.

SAVE THESE

INSTRUCTIONS.

Page 8SKU 65087 For technical questions, please call 1-800-444-3353.

BASIC SPECIFICATIONS

SET UP INSTRUCTIONS

Fuel

Type

Capacity 1.58 Gallons

Type SAE

Engine Oil

Capacity 1.2 Quarts

Pump Oil

Engine Speed 3,600 RPM
Engine Family 6CGP.2702GA
Tire Ination 30 PSI (cold)
Water Flow 4 GPM
Maximum Pressure 3,300 PSI

86+ octane unleaded
gasoline

10W 30 above 32° F
5W30 at 32° F or below

16.9 oz. SAE 10W-30
oil

Note: Additional specications found in

the TECHNICAL ENGINE SPECIFI­CATIONS chart in this manual.

The emission control system for this
Generator’s Engine is warranted for stan­dards set by the U.S. Environmental Pro­tection Agency. For warranty information,
refer to the last pages of this manual.

At high altitudes, the engine’s carbu­retor, governor (if so equipped), and any
other parts that control the fuel-air ratio will

need to be adjusted by a qualied me­chanic to allow efcient high-altitude use

and to prevent damage to the engine and
any other devices used with this product.

UNPACKING

When unpacking, check to make sure
that the item is intact and undamaged. If
any parts are missing or broken, please
call Harbor Freight Tools at the number
shown on the cover of this manual as soon
as possible.

Read the ENTIRE IMPORTANT
SAFETY INFORMATION
section at the beginning of this
manual including all text under
subheadings therein before set
up or use of this product.

Risk of accidental

WARNING

starting; resulting
in serious personal injury.
Turn the Power Switch of the
equipment to its “OFF”
position, wait for the engine to
cool, and unplug the spark
plug wire(s) before
assembling or making any
adjustments to the equipment.

Note: For additional information regarding

the parts listed in the following pages,
refer to the Assembly Diagram near
the end of this manual.

Assembly

This equipment has a spark arresting 1.

mufer included. A spark arresting
mufer is required by law in Califor-

nia, on some US Forest Service land,
and possibly in other areas or situa­tions.

Attach the Handle (15) onto the 2.
Frame (18) with the Handle Bolt (16)
and Nut (17).

Attach the Hose (19) to the Hose 3.
Connection on the unit. (See picture
on the next page.)

Pull the Collar at the end of the hose 4.
back and attach the Gun (20) to the
hose.

Screw the Wand (21) onto the Gun 5.
and secure with the grommet.

Page 9SKU 65087 For technical questions, please call 1-800-444-3353.

Choose the right Nozzle (5) for the 6.
job. Pull back the quick connect col­lar and push the Nozzle onto the end
of the Wand. Make sure the quick
connect collar locks the Nozzle in
place.

minimum of ve gallons of clean, cold

water per minute at 20 PSI. Only
use a hose that is rated to meet this
capacity.

If using detergent:

Red Nozzle - direct spray stream. •
This Nozzle should only be used
on hard surfaces such as concrete
or metal. This Nozzle can damage
wood.

Yellow Nozzle - 15° spray range. •
This Nozzle is used to clean small
areas.

Green Nozzle - 25° spray range. •
This Nozzle can be used to clean
larger areas.

White Nozzle - 40° spray range. •
This Nozzle can be used to clean
very large areas. .

Black Nozzle - This Nozzle is used •
with pressure washer detergent.

Detergent Inlet
Connection

Pressure
Regulator
Knob

Read detergent directions. Connect 8.
one end of the Detergent Inlet Hose
(8) to the Detergent Inlet Connection,
and the other end into the container
holding the detergent. Only use de­tergents specied for use with Pres­sure Washers. The Pressure Washer
will draw one gallon of detergent for
every seven gallons of water. Only
use the Black (low pressure) Nozzle
when spraying detergents.

OPERATING INSTRUCTIONS

Read the ENTIRE IMPORTANT
SAFETY INFORMATION
section at the beginning of this
manual including all text under
subheadings therein before set
up or use of this product.

Hose
Connection

Water Inlet
Connection

7. Connect the water supply to the
Water Inlet Connection. The water
source must be able to provide a

Starting the Engine

Inspect engine and equipment
looking for damaged, loose,
and missing parts before
set up and starting. If any
problems are found, do not use

equipment until xed properly.

Checking Engine Oil Level
CAUTION! Your Warranty is VOID if the

engine’s crankcase is not properly

lled with oil before each use. Before

each use, check the oil level. Do not
run the engine with low or no engine
oil. Running the engine with no or

Page 10SKU 65087 For technical questions, please call 1-800-444-3353.

COMPONENTS & CONTROL LOCATIONS

2.

COMPONENTS & CONTROL LOCATIONS

THROTTLE LEVER

MUFFLER

SPARK PLUG

AIR CLEANER

FUEL VALVE LEVER

CHOKE LEVER

RECOIL STARTER

STARTER GRIP

IGNITION SWITCH

FUEL FILLER CAP

FUEL TANK

OIL DRAIN PLUG

OIL FILLER CAP/DIPSTICK

ENGINE DIAGRAM

Page 11SKU 65087 For technical questions, please call 1-800-444-3353.

low engine oil WILL permanently
damage the engine.

Checking or Replacing the Pump
Lubricant

Clean the Oil Filler Cap and the area 1.
around it.

Remove the Oil Filler Cap/Dipstick. 2.
Read the engine service manual for
the proper way to check the oil level.

If the oil level is low, add the proper 3.
type and weight. See information
below.

Oil type:

32° F or above = SAE 10W-30
Below 32° F = SAE 5W-30.

Replace the Oil Filler Cap.4.

CAUTION! Do not run the engine with too

little or too much oil. The engine will
be permanently damaged.

Checking Fuel Level

WARNING! To prevent re,
shut the engine off and wait
for it to cool before adding
fuel. Do not smoke.

Clean the Fuel Filler Cap and the 1.
area around it.

To Check the fuel level, unscrew and 1.
remove the Fuel Filler Cap.

Mix fuel stabilizer (not included) with 2.
86 octane (or better) unleaded gaso­line according to fuel stabilizer direc­tions.

To check the pump oil level, look at 1.
the Oil Sight (2A). The oil is at the
proper level when the level is in the
middle of the Oil Sight.

Remove the Oil Inlet Plug (9A) by 2.
turning it counterclockwise. Add oil
as required. The total amount needed
is 16.9 oz. of SAE 10W-30 oil.

To remove the oil from the pump re-3.
move the Oil Drain Plug (5A).

Make sure both the Oil Inlet Plug and 4.
the Oil Drain Plug are properly in­stalled.

Start Procedure

Before starting the engine:

Follow the Set Up Instruc-a.
tions to prepare the equip­ment.

Inspect the equipment and b.
engine.

Fill the engine with the prop-c.
er amount and type of both
fuel and oil.

Read the Equipment Opera-d.
tion section that follows.

Turn the fuel valve lever to its 1.

“OPEN” position.

Turn the ignition switch to its ON or 2.
RUN position.

Fill the Fuel Tank to about 1 inch 3.
under the lip of the gasoline tank
with the stabilized unleaded gasoline
mixture.

Then replace the Fuel Filler Cap.4.

Then, turn the engine choke lever to 3.

its “CHOKE” position. Set the choke
lever in the “RUN” position when

starting a warm engine.
Grasp the starter handle, and pull 4.

slowly until resistance is felt. While
holding the handle, allow the starter
rope to rewind slowly. Then, pull the

REV 09d

Page 12SKU 65087 For technical questions, please call 1-800-444-3353.