Northern Industrial Tools M157300E, M157300E User Manual

M157300E

Item Numbers: 157300,157301
157302

TM

Owner’s Manual

Pressure Washer: Machine that cleans dirty

surfaces with high pressure water.

WARNING

Read this manual.

Serious injury or death can result if safety instructions are not followed.

Pump is shipped with oil.

- Remove shipping tape from pump oil fill cap. (Cat Pumps)

- Remove shipping plug and install vented fill cap. (Comet Pumps)

- See pump oil cap section of this manual.

Closely inspect all components.

-If you have damaged components: Contact the freight company that
delivered the unit and file a claim.

-If you have missing components: Contact Customer Service at
1-800-270-0810.

Any Questions, Comments, Problems or Parts Orders

Call NorthStar Customer Service 1-800-270-0810

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Hazard Signal Word Definitions

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Table of Contents

Important Safety Instructions……………………….... 4-5

Warning Label Locations……………………………... 6
Assembly Instructions……………………………………. 7-9
Machine Component Identification……………………… 10
Pump Oil Cap and Pump Component Identification….. 11

Operation Instructions……………………………….... 11-15

Water Supply……………………………………….... 11

Start-Up/Shut-Down Instructions………………….. 12
Spray Gun Safety Lock and Attaching the Lance.. 13
Installing Nozzles and Quick Connect hoses…….. 14
Applying Chemicals…………………………………. 15

Maintenance and Storage……………………………. 16-18

Maintenance Mode and Maintenance Schedule… 16
Pump Oil Change……………………………………. 17

Winter Storage………………………………………. 18
Troubleshooting…………………………………………… 19
Specifications……………………………………………… 20
Parts Explosions………………………………………….. 22

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Important Safety Instructions

WARNING -Risk of Injection or Injury to Persons - Do Not Direct Discharge Stream at Persons. - Do

not use a hose if exterior damage is evident.

-Risk of explosion. - Do not spray flammable liquids. - Do not operate in a flammable
environment.

CAUTION -Gun kicks back. Hold with both hands.

-To reduce the risk of injury, read operating instructions carefully before use.

WARNING - When using this product basic precautions should always be followed, including the following:

1.) Read all the instructions before using the product.

2.) To reduce the risk of injury, close supervision is necessary when the product is used near
children. Do not allow irresponsible use by children. Always stop the product and bleed
pressures before leaving unattended, disconnecting hoses or servicing the pump.

3.) Know how to stop the product and bleed pressures quickly. Be thoroughly familiar with the
controls.

4.) Stay alert - watch what you are doing.

5.) Do not operate the product when fatigued or under the influence of alcohol or drugs.

6.) Keep operating area clear of all persons.

7.) Do not overreach or stand on unstable support. Keep good footing and balance at all times.
Wear footwear capable of maintaining a good grip on wet surfaces - Do not place the machine
on soft or unstable ground.

8.) Follow the maintenance instructions specified in all manuals. Do not run machine without
sufficient lubrication or sufficient water to cool the pump.

9.) Wear safety glasses, gloves, face protection and appropriate clothing when operating the
machine.

10.) Do not operate this machine with broken or missing parts. - Never alter the manufacturer’s
original design or deactivate any safety device on the machine.

11.) Risk of exposure to dangerous chemicals. Wear protective gloves when handling and
cleaning with chemicals. Follow the chemical manufacturer’s directions. Understand all safety
hazards and first aid for all chemicals being used. Check whether dangerous chemicals have
been used and take any precautions that may have been recommended by the supplier of
these chemicals when cleaning filters. Do not pump highly abrasive fluids or use with
incompatible chemicals or solvents.

12.) Know the pressure and temperature limits of your machine. Be sure all high pressure
accessories meet or exceed your machine’s limits. Do not set the pressure relief valve above
the machine’s limit.

13.) Do not move this machine by pulling on the hose. Do not use the pump to support other items
of equipment that impose unacceptable loads on the pump. Do not attempt to use this machine
as a prop.

14.) To reduce risk of injury, do not secure the spray gun open. Your spray gun is equipped with a
built-in trigger safety latch to guard against accidental trigger release and potentially dangerous
high pressure spray. Rotate the safety latch to the locked position when not spraying.

15.) Do not clean this machine with its own spray. Cleaning should be done with a damp sponge
with the motor OFF.

16.) Always make sure all switches and controls are in the OFF position prior to plugging in the
electrical cord. Do no stand in water while plugging and unplugging electrical cord.

17.) This product is provided with a ground fault circuit interrupter built into the power cord plug. If
replacement of the plug or cord is needed, use only identical replacement parts.

SAVE THESE INSTRUCTIONS

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Grounding Instructions

This product must be grounded. If it should malfunction or breakdown, grounding provides a path of least
resistance for electric current to reduce the risk of electrical shock. This product is equipped with a cord having
an equipment-grounding conductor and a grounding plug. The plug must be plugged into an appropriate outlet
that is properly installed and grounded in accordance with all local codes and ordinances.

DANGER - Improper connection of the equipment - grounding conductor can result in a risk of electrocution.
Check with a qualified electrician or service personnel if you are in doubt as to whether the outlet is properly
grounded. Do not modify the plug provided with the product - if it will not fit the outlet, have a proper outlet
installed by a qualified electrician. Do not use any type adapter with this product.

1. For a product rated 125 volts or less:
GROUND FAULT CIRCUIT INTERRUPTER PROTECTION

This pressure washer is provided with a ground fault circuit interrupter (GFCI) built into the plug of the power
supply cord. This device provides additional protection from the risk of electric shock. Should replacement of
the plug or cord become necessary, use only identical replacement parts that include GFCI protection.

2. For a product rated more than 125 volts:
GROUND FAULT CIRCUIT INTERRUPTER PROTECTION

To comply with the National Electric Code (NFPA 70) and to provide additional protection from the risk of

electric shock, this pressure washer should only be connected to a receptacle that is protected by a ground

fault circuit interrupter (GFCI).

Extension Cords

Use only 3-wire extension cords that have 3 prong grounding-type plugs and 3-pole cord connectors that
accept the plug from the product. Use only extension cords that are intended for outdoor use. These extension
cords are identified by a marking “Acceptable for use with outdoor appliances; store indoors while not in use.”
Use only extension cords having an electrical rating not less than the rating of the product. Do not abuse
extension cord and do not yank on any cord to disconnect. Keep cord away from heat and sharp edges.
Always disconnect the extension cord from the receptacle before disconnecting the product from the extension
cord.

Warning - To reduce the risk of electrocution, keep all connections dry and off the ground. do not touch plug
with wet hands.

SAVE THESE INSTRUCTIONS

5

Warning Label Locations

START-UP INSTRUCTIONS

1. Attach garden hose.

2. Attach pressure hose.

3. Attach gun and lance.

4. Turn water supply ON.

5. Squeeze trigger to
purge air from pump.

6. Insert nozzle.

7. Plug in power cord,
reset the GFCI, start motor.

©2005 NT+E Co. 800-270-0810

Motor and pump not
shown for clarity.

SHUT-DOWN INSTRUCTIONS

1. Turn motor OFF.

2. Unplug the power cord.

3. Turn water supply OFF.

4. Squeeze trigger to
relieve system pressure.

5. Remove garden hose.

6. Remove pressure hose.

WARNING

Gun kicks back. Hold with both hands.
Risk of injection or injury to persons. Do

not direct discharge stream at persons.

Risk of fire and explosion. Do not spray

flammable liquids.

To reduce the risk of injury, read

owner's manual carefully before using.

Part No. 778069

NOTE:
Only one set of
labels is used per
machine.
Labels may be
placed on right or left
side of machine.
Both locations are
shown.
Use the location that
does not obstruct
viewing labels.

Call 1-800-270-0810 to order new labels.

Instruction Label
Warning Label

: Part No. 778166

: Part No. 778069

6

Machine Component Identification

I.) Unpack

Your pressure washer is shipped in one box. Separate and identify the components found in

both boxes.

* Figures shown are for representation only. Actual components will vary by model.

Any Questions, Comments, Problems or Parts Orders

Call NorthStar Customer Service 1-800-270-0810

Pressure Hose

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