Northern Industrial Tools 3754101 User manual

L A R G E D O U B L E D E C K C A R T
OWNER’S MANUAL
WARNING: Read carefully and understand all
INSTRUCTIONS before operating. Failure to follow the
safety rules and other basic safety precautions may result
in serious personal injury.
Item# 3754101

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Thank you very much for choosing a NORTHERN TOOL + EQUIPMENT CO., INC. Product! For
future reference, please complete the owner’s record below:
Model: _______________ Purchase Date: _______________
Save the receipt, warranty and these instructions. It is important that you read the entire manual
to become familiar with this product before you begin using it.
This machine is designed for certain applications only. Northern Tool + Equipment cannot be
responsible for issues arising from modification. We strongly recommend this machine not be
modified and/or used for any application other than that for which it was designed. If you have
any questions relative to a particular application, DO NOT use the machine until you have first
contacted Northern Tool + Equipment to determine if it can or should be performed on the
product.
For technical questions please call 1-800-222-5381.
INTENDED USE
The Double Deck Cart was designed to distribute up to 700 pounds of payload between two
high-capacity steel grate shelves while providing the convenience of complete mobility. This
ruggedly constructed cart puts a wealth of items within easy reach on its top shelf, while the lower
shelf provides an excellent storage location for additional materials.
TECHNICAL SPECIFICATIONS
Item
Description
Capacity
700 lbs. (318kg)
Tires
10in x 3.50-4 Pneumatic Wheels
Construction
18in Risers between Decks
Expanded Metal Powder-Coated Decks with 2in Lips
Dimensions
48inL x 24inW x 44inH (122 x 61 x 112cm)
GENERAL SAFETY RULES
WARNING: Read and understand all instructions. Failure to follow all of the instructions
listed below may result in serious injury.
CAUTION: Do not allow anyone to operate or assemble this Double Deck Cart until
they have read this manual and have developed a thorough understanding of how the Cart works.
WARNING: The warnings, cautions, and instructions discussed in this owner's
manual cannot cover all possible conditions or situations that could 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.

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WORK AREA
•Keep the work area clean, free of clutter and well lit. Cluttered and dark work areas can cause
accidents.
•Keep children and bystanders away while operating the Double Deck Cart. Distractions can
cause you to lose control, so visitors should remain at a safe distance from the work area This is
not a toy and should not be used as such by children.
•Be aware of all power lines, electrical circuits, water pipes and other mechanical hazards in
your work area, particularly those hazards below the work surface hidden from the operator’s
view that may be unintentionally contacted and may cause personal harm or property damage.
PERSONAL SAFETY
•Stay alert. Watch what you are doing and use common sense when using the Double Deck
Cart. Do not use the Cart while you are tired or under the influence of drugs, alcohol or
medication. A moment of inattentiveness while operating this Cart may result in serious personal
injury.
•Dress properly. Do not wear loose clothing, dangling objects, or jewelry. Keep your hair,
clothing and gloves away from moving parts. Loose clothes, jewelry or long hair can be caught
in moving parts.
•Use safety apparel and equipment. Use safety goggles or safety glasses with side shields
which comply with current national standards, or when needed, a face shield. Use a dust mask
in dusty work conditions. This applies to all persons in the work area. Also wear non-skid safety
shoes, a hardhat and gloves. Use a dust collection system and hearing protection when
appropriate.
•The Double Deck Cart is not a toy; DO NOT allow children to ride on the cart.
USE AND CARE
•Do not modify the Double Deck Cart in any way. Unauthorized modification may impair the
function and/or safety of the Cart and could affect the life of the equipment. There are specific
applications for which the Double Deck Cart was designed.
•Always check of damaged or worn out parts before using the Double Deck Cart. Broken
parts will affect the Cart's operation. Replace or repair damaged or worn parts immediately.
•Do not exceed the Double Deck Cart load capacity.
•Distribute the load evenly. Uneven loads may cause the Double Deck Cart to tip, resulting in
personal injury to the operator or others.
•Use the Double Deck Cart on flat and level surfaces capable of supporting the maximum
load capacity. Pulling or pushing a load on a slanted or uneven surface can result in a loss of
control.
•Store the Double Deck Cart in a secure place out of the reach of children when not in use.
Make sure that the Cart is in good working condition prior to storage and before each re-use.
ASSEMBLY
1. Slip the Strut onto the Axle Shaft in the position shown in (Figure 1). Secure the Struts and
Tag Axle to the Frame with six M8×20 Hex Bolts, 8mm Flat Washers and M8 Locking Nuts.

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Figure 1. Tag Axle and Wheel Installation
2. Slide the Wheels on to the Axles. Then secure each Wheel to the Axle with a 12mm Flat
Washer and a M12 Lock Nut (Figure 1).
3. Connect the Receiver and the Center Strut to the Steering Axle with a M8×20 Hex Bolt, a
8mm Flat Washer and a M8 Locking Nut (Figure 2).
Figure 2. Steering Axle
4. Place a 10mm Flat Washer onto the King Pin and secure it with the Cotter Pin (Figure 2).
5. Secure the Tie Bar to the Steering Axle and fasten the Axle Assembly to the Frame with four
M8×20 Hex Bolts, 8mm Flat Washers, and M8 Locking Nuts (Figure 2).
6. Slide the Wheels onto the Axles, and secure each in place with a 12mm Flat Washer, a Lock
Washer, and a Locking Nut.
7. Insert the Handle into the Handle Joint. Then insert the Joint into the Receiver. Secure the
Assembly with a M8×80 Hex Bolt, a 8mm Flat Washer, and a M8 Locking Nut (Figure 3).
King Pin, Washer,
and Cotter Pin
Receiver
Center Strut
Tie Bar
Tag Axle Shaft
Strut
Tag Axle Support

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Figure 3. Tow Handle
8. Position the Cart on its Wheels and install the Top Shelf and Side Supports with M6×15
Hex Bolts, 6mm Flat Washers, Lock Washers and M6 Nuts (Figure 4).
Figure 4. Top Shelf
WARNING: Make sure the tires are inflated to the pressure indicated on the tire sidewall.
Do not overinflate; use a hand pump only. A high-pressure air hose can easily overfill the tires
resulting in an explosion and possible injury.
MAINTENANCE
•Maintain your Double Deck Cart. It is recommended that the general condition of any Double
Deck Cart be examined before it is used. Keep your Double Deck Cart in good repair by
adopting a program of conscientious repair and maintenance. If any abnormal vibrations or
noise occurs, have the problem corrected before further use. Have any necessary repairs made
by a qualified service professional.
Handle Joint
Receiver
Tow Handle

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DIAGRAM & PARTS LIST
Part #
Description
Qty.
Part #
Description
Qty.
#01
TOP SHELF
1
#18
TIE BAR
1
#02
HEX BOLT M8×35
4
#19
FLAT WASHER 12MM
6
#03
HEX NUT M8
4
#20
WHEEL 3.50-4
4
#04
FLAT WASHER 8MM
4
#21
RECEIVER
1
#05
LOCK WASHER 8MM
4
#22
HEX BOLT M8×25
4
#06
SHELF SUPPORT
4
#23
LEFT STEERING SPINDLE
1
#07
BED
1
#24
RIGNT STEERING SPINDLE
1
#08
HEX BOLT M8×20
11
#25
HEX BOLT M8×60
1
#09
LOCK NUT M8
19
#26
LOCK NUT M8
4
#10
FLAT WASHER 8MM
19
#27
FLAT WASHER
4
#11
HEX BOLT M10×30
4
#28
CENTER STRUT
1
#12
REAR AXLE
W/SUPPORT
1
#29
STEERING AXLE SUPPORT
1
#13
REAR AXLE LEFT
STRUT
1
#30
HANDLE
1
#14
LOCK NUT M12
6
#31
HANDLE JOINT
1
#15
HEX NUT M12
4
#32
FALT WASHER 10MM
1
#16
FLAT WASHER 10MM
4
#33
COTTER PIN M3×30
1
#17
LOCK WASHER 12MM
4
#34
REAR AXLE RIGHT STRUT
1
For replacement parts and technical questions, please call 1-800-222-5381.

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WARRANTY
One-Year Limited Warranty
Northern Tool + Equipment Co., Inc.
Burnsville, Minnesota 55306-6936
Made in China