HAND GREASE
®
GUN
Model 1703
OPERATING INSTRUCTIONS
3491 Mission Oaks Blvd., Camarillo, CA 93011
Visit our Web site at: http://www.harborfreight.com
TO PREVENT SERIOUS INJURY,
READ AND UNDERSTAND ALL WARNINGS
AND INSTRUCTIONS BEFORE USE.
Copyright© 2005 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.
PRODUCT SPECIFICATIONS
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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.
SAVE THIS MANUAL
You will need this manual for the safety warnings and precautions, assembly, operating,
inspection, maintenance and cleaning procedures, parts list and assembly diagram.
Keep your invoice with this manual. Write the invoice number on the inside of the front
cover. Keep this manual and invoice in a safe and dry place for future reference.
GENERAL SAFETY RULES
IMPORTANT SAFETY INSTRUCTIONS
WARNING!
READ AND UNDERSTAND ALL INSTRUCTIONS
Failure to follow all instructions listed below may
result in serious injury.
SAVE THESE INSTRUCTIONS
WORK AREA
1. Keep your work area clean and well lit. Cluttered benches and dark areas invite
accidents.
2. Keep bystanders, children, and visitors away while operating this product.
Distractions can cause you to lose control.
REV 12/05
Page 2SKU 1703 For technical questions, please call 1-800-444-3353.
PERSONAL SAFETY
1. Stay alert. Watch what you are doing, and use common sense when operating
a power tool. Do not use this product while tired or under the influence of
drugs, alcohol, or medication. A moment of inattention while operating this product
may result in serious personal injury.
2. Dress properly. Do not wear loose clothing or jewelry. Contain long hair. Keep
your hair, clothing, and gloves away from moving parts. Loose clothes, jewelry,
or long hair can be caught in moving parts.
3. Do not overreach. Keep proper footing and balance at all times. Proper footing
and balance enables better control of the power tool in unexpected situations.
4. Use safety equipment. Always wear ANSI approved safety glasses underneath a
full face safety shield. Nonskid safety shoes, heavy duty work gloves, and a hard
hat should be worn under appropriate conditions.
TOOL USE AND CARE
1. Do not force the tool. Use the correct tool for your application. The correct tool
will do the job better and safer at the rate for which it is designed.
2. Store idle tools out of reach of children and other untrained persons. Tools are
dangerous in the hands of untrained users.
3. Maintain tools with care. Properly maintained tools are less likely to malfunction
and are easier to control. Do not use a damaged tool. Tag damaged tools “Do not
use” until repaired.
4. Check for misalignment or binding of moving parts, breakage of parts, and
any other condition that may affect the tool’s operation. If damaged, have the
tool serviced before using. Many accidents are caused by poorly maintained
tools.
5. Use only accessories that are recommended by the manufacturer for your
model. Accessories that may be suitable for one tool may become hazardous when
used on another tool.
SERVICE
1. Tool service must be performed only by qualified repair personnel. Service or
maintenance performed by unqualified personnel could result in a risk of injury.
2. When servicing a tool, use only identical replacement parts. Follow instructions
in the
unauthorized parts or failure to follow maintenance instructions may create a risk of
personal injury.
“Inspection, Maintenance, And Cleaning”
section of this manual. Use of
Page 3SKU 1703 For technical questions, please call 1-800-444-3353.
SPECIFIC SAFETY RULES
1. Maintain labels and nameplates on this product. These carry important
information. If unreadable or missing, contact Harbor Freight Tools for a replacement.
2. When using the Grease Gun, always maintain a firm grip on the tool with both
hands.
3. Keep the outer body of the Grease Gun dry, clean, and free from oil and grease.
4. Industrial applications must follow OSHA requirements.
5. Make sure to read and understand all instructions and safety precautions as
outlined in the manufacturer’s manual for the vehicle (or object) you are
lubricating.
6. This Grease Gun is designed only to hold and dispense grease. Never use the
Grease Gun to hold and dispense any other material.
7.
BARREL
RELEASE
LATCH
WARNING! The warnings, precautions, and instructions discussed in this
manual cannot cover all possible conditions and situations that may occur. The
operator must understand that common sense and caution are factors which cannot
be built into this product, but must be supplied by the operator.
SAVE THESE INSTRUCTIONS
CARTRIDGE
LEVER
SUCTION FILLING
GUN
HEAD
PLUNGER ROD
CARTRIDGE FILLING
Because of continuing improvements, actual product may differ slightly from illustrations.
FILLER PUMP FILLING
Page 4SKU 1703 For technical questions, please call 1-800-444-3353.
FILLING THE GREASE GUN
Installing A Grease Cartridge
1. Unscrew and remove the head of the grease gun from the barrel.
2. Pull the Plunger Rod all the way back and ensure it is locked in place.
3. Remove both ends from a 14 ounce grease cartridge (not included), and insert the
cartridge into the Barrel in the direction indicated on the cartridge.
4. Screw the Head back onto the Barrel.
5. Depress the Release Latch, and push the Plunger Rod all the way forward as far as
it will go.
Suction Filling
1. Unscrew and remove the Head from the Barrel.
2. Insert the open end of the Barrel into the lubricant. Slowly pull the Plunger Rod
back while pushing the Barrel deeper into the lubricant to prevent air pockets from
being pulled into the Barrel.
3. When the Plunger Rod is fully extended, remove the Barrel from the lubricant. Wipe
the exterior of the Barrel clean of lubricant. Then, screw the Head back onto the
Barrel.
4. Depress the Release Latch, and push the Plunger Rod back into the Barrel.
Using A Filler Pump
1. Pull back on the Plunger Rod until the Plunger Rod is extended only
2. Remove the Loader Cover Screw.
3. Attach the Loader Port of the Grease Gun to the Filler Valve on the lubricant container.
3. Operate the Filler Pump on the lubricant container to fill the Barrel of the Grease
Gun.
4. Make sure to read and understand all safety warnings and instructions as
outlined in the owner’s manual of the Filler Pump.
5. When the Plunger Rod automatically extends about 8 inches out from the rear of the
Barrel, the Barrel is filled.
6. Disconnect the Grease Gun from the Filler Valve on the lubricant container. Then,
depress the Release Latch and push the Plunger Rod forward into the Barrel as far
as possible.
halfway
.
Page 5SKU 1703 For technical questions, please call 1-800-444-3353.
TO EXPEL AIR POCKETS IN THE BARREL
If the grease gun does not work properly, there may be air pockets in the barrel.
1
1. Unscrew the gun head 1-1
2. Depress the Release Latch, and slowly push the Plunger Rod forward toward the
Barrel.
3. After all excess air is expelled from the Barrel, retighten the gun head.
/2 turns.
TO OPERATE THE GREASE GUN
1. NOTE: ALWAYS clean the grease fitting carefully and completely with a clean
cloth prior to inserting the Grease Gun’s Coupler onto the grease fitting.
2. Insert the Coupler of the Grease Gun
you are lubricating.
3. With one hand, hold the Barrel securely. With the other hand, pump the Handle of
the Grease Gun several times or until a small amount of grease begins to flow back
out of the grease fitting.
4. Remove the Coupler from the grease fitting, and wipe any excess grease from the
exterior of the grease fitting and Coupler.
5. When finished, store the Grease Gun in a clean, dry, safe location out of reach of
children.
fully
onto the
clean
grease fitting of the object
INSPECTION, MAINTENANCE, AND CLEANING
1. Before each use, inspect the general condition of the Grease Gun. Check for
misalignment or binding of moving parts, cracked or broken parts, leaking
connections, and any other condition that may affect its safe operation. If a problem
occurs, have the problem corrected before further use.
Do not use damaged equipment.
2. Daily, with a soft, dry cloth, remove all dirt, grease, and debris from the exterior of
the Grease Gun. Do not use solvents to clean the Grease Gun. Do not immerse the
Grease Gun in any liquids.
3. When storing, always keep the Grease Gun in a clean, dry, safe location out of
reach of children.
Page 6SKU 1703 For technical questions, please call 1-800-444-3353.
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