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Quick Start Guide

3000 MAX PSI* Pressure Washer

Have Questions?

 

Do not return to store. We can help.

Call Customer Service Toll-Free 

1-800-743-4115

Or visit our website 

powerboss-equipment.com

Unpack pressure washer

Remove everything from carton except pressure washer.

1. 

Open carton completely by cutting each corner from top to bottom. 

2. 

Ensure you have all included items prior to assembly. If items are 

3. 

damaged or missing, call 

1-800-743-4115

Assemble pressure washer

Place handle (A) onto handle supports (B) connected to main 

1. 

unit. Make sure holes (C) in handle align with holes (C) on handle 

supports. 

1

NOTICE 

 

It may be necessary to move the handle supports from side to 

side in order to align the handle so it will slide over the handle supports.

Place cleaning tanks (D) over holes on handle (viewing from rear 

2. 

of unit). Push tree clips (E) into top holes until they sit flat against 

cleaning tanks. 

2

 

Insert carriage bolts (F) through bottom holes of cleaning tanks, the 

3. 

handle and handle supports from rear of unit and attach a plastic 

knob (G) from front of unit. Tighten by hand. 

2

Attach rope guide (H) through handle with plastic knob (J). Tighten 

4. 

by hand. Route engine recoil rope through guide. 

3

Place accessory tray (K) over holes on handle (viewing from front of 

5. 

unit). Push four tree clips (L) into the holes until they sit flat against 

the accessory tray. 

4

Insert multi–colored spray tips and other supplied accessories in 

6. 

spaces provided in accessory tray. See 

How to Use Accessory Tray, 

in operator’s manual.  
Attach detergent siphon hose (M) to barbed hose fitting (N) closest 

7. 

to high pressure outlet connection (P) on pump. 

5

Add engine oil and fuel

NOTICE 

 

You MUST properly fill engine with oil before attempting to start 

pressure washer.

NOTICE 

 

DO NOT use E85 fuel. 

NOTICE 

 

DO NOT mix oil with fuel. 

Move pressure washer outdoors to a flat, level surface. 

1. 

Clean area around oil fill and remove oil fill cap/dipstick (Q). 

2. 

6

Using oil funnel (optional), slowly pour contents of provided oil 

3. 

bottle into oil fill opening. 
Replace oil fill cap/dipstick and fully tighten.

4. 

Clean area around the fuel cap (R). 

5. 

6

Remove fuel cap and add clean, fresh, UNLEADED fuel. Allow 1.5 in. 

6. 

(4 cm) space in fuel tank for fuel expansion. 
Replace fuel cap and let any spilled fuel evaporate before starting 

7. 

engine.

Move pressure washer  

to safe operating location

 

WARNING  

Outdoor use ONLY. DO NOT start or run engine indoors 

or in an enclosed area, even if windows and doors are open. 

Running engines give off carbon monoxide, an odorless, 

poison gas that can cause nausea, fainting or death.

Move pressure washer outdoors to a flat, level surface. Running 

1. 

engines give off carbon monoxide. 

7

Keep at least 5 ft. (1.5 m) clearance on all sides of pressure washer 

2. 

including overhead to reduce the risk of exhaust heat or exhaust 

gases igniting nearby combustible material. 

Connect spray gun

NOTICE 

 

Remove and discard the shipping caps from the pump’s high 

pressure outlet and water inlet before attaching hoses.

Uncoil high pressure hose (S) and attach one end of hose to base of 

1. 

spray gun (T). Tighten by hand. 

8

Attach other end of high pressure hose (S) to high pressure outlet 

2. 

(U) on pump. Tighten by hand. 

9

Connect water supply

 

1.  Inspect garden hose inlet screen for damage. 

10

NOTICE 

 

If inlet screen is damaged or missing, DO NOT use pressure 

washer, call 

1-800-743-4115

.

Clean screen if it contains debris or have it replaced if damaged. DO 

2. 

NOT run pressure washer if inlet screen is damaged or missing.
Run cold water through garden hose for 30 seconds to clean out any 

3. 

debris. Garden hose length must not exceed 50 ft. (15 m). Turn off 

water supply and attach garden hose (V) to water inlet (W). Tighten by 

hand. 

10

Start pressure washer

NOTICE 

 

You MUST connect and turn on water supply fully before 

starting engine.

Put on safety goggles.

1. 

 

WARNING 

 Risk of eye injury. Spray can splash back or propel 

objects. Always wear indirect vented (chemical splash) 

safety goggles, marked to comply with ANSI Z87.1 

when using or in vicinity of this equipment. NEVER 

substitute safety glasses or dry-condition goggles for indirect 

vented safety goggles.

 Turn on water supply.

2. 

Point gun in a safe direction and press red safety button on spray 

3. 

gun and pull trigger until water comes out in a steady stream. 

11

Attach nozzle extension (X) to spray gun (T). Tighten by hand. 

4. 

12

 

Choose desired quick-connect spray tip (Y), pull back on collar of 

5. 

nozzle extension (X), insert spray tip and release collar. Tug on spray 

tip to make sure it is securely in place. 

13

Push engine rocker switch (Z) to on position (I or ON). 

6. 

14

NOTICE  

 This unit is equipped with a ReadyStart® engine. A 

ReadyStart® engine means there is no priming or choking required. 

 

WARNING  

Starter cord kickback (rapid retraction) can result in 

bodily injury. NEVER pull starter cord without first relieving 

spray gun pressure. Pull starter cord slowly until resistance 

is felt, then pull rapidly. Kickback will pull hand and arm 

toward engine faster than you can let go. High pressure can cause 

spray gun to kickback. Hold spray gun with both hands during use.

When starting engine, position yourself as recommended. Grasp 

7. 

starter grip handle and pull slowly until you feel some resistance. 

Then pull rapidly to start engine. 

15

After each starting attempt, where engine fails to run, always point 

8. 

gun in safe direction press red safety button and squeeze spray gun 

trigger to release high pressure.  
Point gun toward surface to be cleaned. Press red saftey button and 

9. 

pull trigger to begin spraying.

Stop pressure washer

Release spray gun trigger and let engine idle for two minutes.

1. 

Push engine rocker switch (Z) to off position (O or OFF). 

2. 

14

Turn off water supply.

3. 

Point spray gun in safe direction, press red saftey button, and 

4. 

squeeze spray gun trigger to relieve retained high water pressure.

NOTICE 

 

Spray gun traps high water pressure, even when engine is 

stopped and water is disconnected.

 

WARNING  

 Contact with engine parts and muffler area can result 

in serious burns. DO NOT touch hot parts and AVOID hot 

exhaust gases. Allow equipment to cool before touching.

Disconnect garden hose from pump.

5. 

Disconnect high pressure hose from pump and gun for storage. For 

6. 

long term storage instructions, see operator’s manual.
Remove safety goggles.

7. 

You will need:

•  Utility knife     •  Unleaded fuel     •  Garden hose, 50 ft. (15m) or less     •  Safety goggles (indirect vented type)

Items Included: 

Operator’s Manual (not shown)

 

WARNING 

 Failure to read and follow the operator’s 

manual and all operating instructions can 

result in death, bodily injury, and/or property 

damage. 

 

WARNING  

Fuel and its vapors are flammable and 

explosive. Turn off engine and wait at least 

2 minutes before refueling. Let spilled fuel 

evaporate before starting engine. Always 

allow space for fuel expansion. 

 

WARNING 

 High pressure water spray can cut 

through skin. Never spray people or animals, 

as injury can result. Spray gun traps high 

water pressure, even when engine is stopped 

and water is disconnected. ALWAYS point spray gun in 

safe direction, press red button and squeeze spray gun 

trigger, to release high pressure, every time you stop 

engine.

 

WARNING 

 Outdoor use ONLY. DO NOT start or run 

engine indoors or in an enclosed area, even 

if windows and doors are open. Running 

engines give off carbon monoxide, an 

odorless, poison gas that can cause nausea, fainting or 

death.

 

WARNING 

 Starter cord kickback (rapid retraction) 

can result in bodily injury. NEVER pull 

starter cord without first relieving spray 

gun pressure. Pull starter cord slowly until 

resistance is felt, then pull rapidly. Kickback will pull 

hand and arm toward engine faster than you can let go. 

High pressure can cause spray gun to kickback. Hold 

spray gun with both hands during use.

 

WARNING 

 Risk of eye injury. Spray can splash back 

or propel objects. Always wear indirect vented 

(chemical splash) safety goggles, marked 

to comply with ANSI Z87.1 when using or 

in vicinity of this equipment. NEVER substitute safety 

glasses or dry-condition goggles for indirect vented 

safety goggles.

Copyright © 2010. All rights reserved.  No part of this material may be reproduced or transmitted in any form without the express written permission of Briggs & Stratton Power Products Group, LLC.
Every effort has been made to ensure that the information in this document is accurate and correct. However, we reserve the right to alter or otherwise improve the product and this document at any time without prior notice and without incurring obligation.
*This pressure washer is rated in accordance to the Pressure Washer Manufacturers Association (PWMA) standard PW101 (Testing and Rating Performance of Pressure Washers).

2

1

5

A

B

C

C

3

K

H

J

4

D

E

G

F

L

6

R

Q

10

11

8

Exhaust Port 

Pointed away from 

dwelling openings

7

12

15

13

T

Y

T

S

9

S

14

W

U

Inlet Screen

Safety Button

X

X

V

Z

M

N

P

Not 

for  

Reproduction

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