Maddox MB16-1 Assembly instructions

Visit our website at: http://www.harborfreight.com
Email our technical support at: [email protected] 63729
Owner’s Manual & Safety Instructions
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. 17e
When unpacking, make sure that the product is intact
and undamaged. If any parts are missing or broken,
please call 1-888-866-5797 as soon as possible.
Copyright© 2017 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.
Diagrams within this manual may not be drawn proportionally. Due to continuing
improvements, actual product may differ slightly from the product described herein.
Tools required for assembly and service may not be included.
Read this material before using this product.
Failure to do so can result in serious injury.
SAVE THIS MANUAL.

Page 2 For technical questions, please call 1-888-866-5797. Item 63729
Specifications
Hammer Weight 5 lb.
Functions
Internal or external 3-jaw puller
Internal or external 2-jaw puller
Puller hook
Rear axle puller
Dent puller
Threaded Puller/Wrench Adapter
Important Safety Information
1. Wear ANSI-approved safety
goggles and heavy-duty work
gloves during assembly and use.
2. Inspect before every use; do not
use if parts are damaged.
3. Do not use for aircraft purposes;
use as intended only.
4. Do not modify Slide Hammer to perform
a task other than what it was designed
for. Do not use anything other than
the included hammer with this tool.
5. Read vehicle owner’s manual and
instruction manual for Jack (not
included) for proper jacking positions
(where applicable) before use.
6. Assemble only according to instructions.
Improper assembly can create hazards.
7. This product is not a toy. Do not allow
children to play with or near this item.
8. Maintain product labels and
nameplates. These carry
important safety information. If
unreadable or missing, contact
Harbor Freight Tools for a replacement.
9. Harbor Freight Tools is not responsible
for vehicle damage (including cosmetic
damage) due to improper use or lack of
experience for using this type of tool.

Page 3For technical questions, please call 1-888-866-5797.Item 63729
Instructions
Read the ENTIRE IMPORTANT SAFETY INFORMATION section at the
beginning of this document including all text under subheadings therein
before set up or use of this product.
Assembly
1. Slide the plain end of the
Slide Hammer (12) onto Spindle (11).
2. Thread Lock Nut (3) onto threaded end
of Spindle (11), hollow side first.
It serves as a Hammer Stop
for the forward motion of the
Slide Hammer (12).
3. Insert Cross Bar (9) into eyelet
at the end of the Spindle.
Lock Nut
(3)
Spindle
(11)
Slide Hammer (12)
Cross Bar (9)
Figure A
Pulling Operation (Hub/Axle/Drum)
1. Raise the vehicle according
to its service instructions.
Safely support the vehicle on lift
or jack stands (not included).
2. Remove the wheel and tire and any
nuts, bolts or accessories (such as
brake calipers) that may get in the
way of removing the Hub/Axle/Drum.
3. Bolt the Rear Axle Puller (2) onto the
Hub/Axle/Drum using the original lug
nuts. If your vehicle has a four-bolt Hub,
match the Rear Axle Puller to two axle
bolts. If it has a five-bolt Hub, match to
three axle bolts. Tighten the lug nuts.
4. Thread the Spindle into the Rear Axle
Puller hub until its non-threaded end
exits the hub. Turn the Lock Nut (3)
forward until it seats against the
Rear Axle Puller hub and hand tighten.
Rear Axle Puller (2)
Slide Hammer
(12)
Figure B
5. Push the Slide Hammer towards the
work piece, and then forcefully pull
it back towards the cross bar end.
Repeat and adjust force as needed.

Page 4 For technical questions, please call 1-888-866-5797. Item 63729
External Grip Jaw Operation
1. Use the Bolts and Nuts to attach
the Jaws to the 2 or 3 Jaw Puller
Adapters (6/10), as needed.
Thread the adapter onto the
Spindle until non-threaded end of
the Spindle exits the Adapter.
Note: To grip the work piece externally,
claws of the Jaws should be facing inward,
as shown in Figure C and Figure D.
2. Clamp the Jaws onto the object to be
pulled. Turn Lock Nut (3) clockwise
against the end of the Jaws, forcing
them closed, causing the claws to be
pushed inward against the work piece.
Tighten the Bolts and Nuts firmly.
3. Push the Slide Hammer towards the
work piece, and then forcefully pull
it back towards the cross bar end.
Repeat and adjust force as needed.
Jaws (4)
Lock Nut
(3)
Spindle (11)
2-Jaw
Puller
Adapter
(6)
Bolt
and Nut (1)
Figure C
Spindle (11)
Lock Nut
(3)
Jaws (4)
3-Jaw
Puller
Adapter
(10)
Bolt
and Nut (1)
Figure D
Internal Grip Jaw Operation
1. To use Jaws to grip an object from the
inside, thread the Lock Nut onto the
spindle with the conical side first.
2. Use the Bolts and Nuts to attach
the Jaws to the 2 or 3 Jaw Puller
Adapters (6/10), as needed.
Thread the adapter onto the
Spindle until non-threaded end of
the Spindle exits the Adapter.
Note: To grip the work piece internally,
claws of the Jaws should be facing outward.
3. Back-off the Lock Nut (3) to permit the
jaws to be attached to the workpiece.
Turn the Lock Not forward, causing
the claws to expand and grip the work
piece firmly. Tighten the fasteners.
4. Push the Slide Hammer towards the
work piece, and then forcefully pull
it back towards the cross bar end.
Repeat and adjust force as needed.

Page 5For technical questions, please call 1-888-866-5797.Item 63729
Operation (Dent Pulling)
1. Drill a 1/8" hole into the
center of the dent.
2. Place the Screw (13) through the
Dent Puller Adapter (7). See Figure E.
3. Thread the Screw into the drilled hole
using a #2 Phillips screwdriver.
4. Thread the Spindle into
the Dent Puller Adapter.
Thread the Lock Nut (3) against the
Dent Puller Adapter and hand tighten.
5. Push the Slide Hammer towards the
work piece, and then forcefully pull
it back towards the cross bar end.
Repeat and adjust force as needed.
CAUTION! Do not use excessive
force when pulling dents.
Sheet metal can easily bend or tear.
Lock Nut
(3)
Screw (13)
Dent Puller
Adapter (7)
Spindle (11)
Figure E
Operation (Hook/Thread Pulling)
1. Identify the lip area you will be
inserting the Puller Hook (5) into.
2. Thread the Puller Hook onto the
end of the Spindle. See Figure F.
Lock Nut
(3)
Puller Hook (5)
Figure F
3. Place the Puller Hook tip onto the
edge of the lip of object to be pulled.
4. Push the Slide Hammer toward the
object to be pulled. Gently pull the Slide
Hammer toward the Handle Cross Bar.
5. Repeat Step 4 until object
has been pulled out.
6. Use the Bolt Adapter (8) for larger
cross sections, thicker sheet
metal, and concentrated deep
dents. See Figure G.
Lock Nut
(3)
Bolt Adapter (8)
Figure G
7. Follow the Steps 1-5 until threaded
object has been pulled out.

Page 6 For technical questions, please call 1-888-866-5797. Item 63729
Maintenance and Servicing
TO PREVENT SERIOUS INJURY FROM TOOL FAILURE:
Do not use damaged equipment. If abnormal noise or vibration
occurs, have the problem corrected before further use.
Cleaning, Maintenance, and Lubrication
1. BEFORE EACH USE, inspect the
general condition of the tool. Check for:
• loose hardware
• misalignment or binding
of moving parts
• cracked or broken parts
• any other condition that may
affect its safe operation.
2. AFTER USE, wipe the tool
off with a clean cloth.
3. When storing, keep Slide Hammer and
Puller Set in its Carrying Case (14).
PLEASE READ THE FOLLOWING CAREFULLY
THE MANUFACTURER AND/OR DISTRIBUTOR HAS PROVIDED THE PARTS LIST AND ASSEMBLY
DIAGRAM IN THIS DOCUMENT AS A REFERENCE TOOL ONLY. NEITHER THE MANUFACTURER
OR DISTRIBUTOR MAKES ANY REPRESENTATION OR WARRANTY OF ANY KIND TO THE
BUYER THAT HE OR SHE IS QUALIFIED TO MAKE ANY REPAIRS TO THE PRODUCT, OR
THAT HE OR SHE IS QUALIFIED TO REPLACE ANY PARTS OF THE PRODUCT. IN FACT, THE
MANUFACTURER AND/OR DISTRIBUTOR EXPRESSLY STATES THAT ALL REPAIRS AND PARTS
REPLACEMENTS SHOULD BE UNDERTAKEN BY CERTIFIED AND LICENSED TECHNICIANS,
AND NOT BY THE BUYER. THE BUYER ASSUMES ALL RISK AND LIABILITY ARISING OUT OF
HIS OR HER REPAIRS TO THE ORIGINAL PRODUCT OR REPLACEMENT PARTS THERETO,
OR ARISING OUT OF HIS OR HER INSTALLATION OF REPLACEMENT PARTS THERETO.

Page 7For technical questions, please call 1-888-866-5797.Item 63729
Parts List and Diagram
Part Description Qty.
1Bolt and Nut Set (M8 x 1.25) 3
2 Rear Axle Puller 1
3 Lock Nut 1
4 Jaw 3
5 Puller Hook 1
6 2-Jaw Puller Adapter 1
7 Dent Puller Adapter 1
Part Description Qty.
8Bolt Adapter (M12 x 1.75) 1
9 Handle Cross Bar 1
10 3-Jaw Puller Adapter 1
11 Spindle 1
12 Slide Hammer 1
13 Screw 1
14 Carrying Case (not shown) 1
1
2
3
4
5
6
7
9
10
11 12
8
13
Record Serial Number Here:
Note: If product has no serial number, record month and year of purchase instead.
Note: Some parts are listed and shown for illustration purposes only,
and are not available individually as replacement parts.

Limited 90 Day Warranty
Harbor Freight Tools Co. makes every effort to assure that its products meet high quality
and durability standards, and warrants to the original purchaser that this product is free from
defects in materials and workmanship for the period of 90 days from the date of purchase.
This warranty does not apply to damage due directly or indirectly, to misuse, abuse, negligence
or accidents, repairs or alterations outside our facilities, criminal activity, improper installation,
normal wear and tear, or to lack of maintenance. We shall in no event be liable for death,
injuries to persons or property, or for incidental, contingent, special or consequential damages
arising from the use of our product. Some states do not allow the exclusion or limitation of
incidental or consequential damages, so the above limitation of exclusion may not apply to you.
THIS WARRANTY IS EXPRESSLY IN LIEU OF ALL OTHER WARRANTIES, EXPRESS OR
IMPLIED, INCLUDING THE WARRANTIES OF MERCHANTABILITY AND FITNESS.
To take advantage of this warranty, the product or part must be returned to us with transportation
charges prepaid. Proof of purchase date and an explanation of the complaint must accompany
the merchandise. If our inspection verifies the defect, we will either repair or replace
the product at our election or we may elect to refund the purchase price if we cannot readily
and quickly provide you with a replacement. We will return repaired products at our expense,
but if we determine there is no defect, or that the defect resulted from causes not within
the scope of our warranty, then you must bear the cost of returning the product.
This warranty gives you specific legal rights and you may also
have other rights which vary from state to state.
3491 Mission Oaks Blvd. • PO Box 6009 • Camarillo, CA 93011 • 1-888-866-5797