Tuff stuff SG BA-703 User manual

Maintenance & Assembly Instructions
IMPORTANT: KEEPTHIS MANUAL FOR FUTURE REFERENCE
BA-703
BICEPS CURL
OWNER’S MANUAL
BA-703_REV1
Revision Date: 5-16-2018
NOTICE
It is the Purchaser’s/Owner’s obligation:
1. To disclose and post all Rules & Regulations, Danger, Warning and Caution
labels axed on the machine to their customers/users.
2. Equipment to be installed byTFI Authorized Dealer or a service
company approved by TFI.
3. Provide trained personnel, supervision and correct usage of the equipment.
4. Provide scheduled inspection, maintenance & repairs and must be performed
by TFI Authorized Dealer or a service company approved byTFI.
5. Must use only genuine TFI replacement parts.
6. Machine must be anchored to a solid and level surface.

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OVERHEAD SPECIFICATIONS .........................................................................Page 3
DANGER, WARNING, & CAUTION LABELS INFORMATION ...............Page 4-7
ANCHORING UNIT .............................................................................................Page 8
IMPORTANT SAFETY INSTRUCTIONS..........................................................Page 9
REGISTRATION, SERVICE & ASSEMBLY..................................................... Page 10
INSPECTION/MAINTENANCE...................................................................... Page 11
CABLE INSPECTION........................................................................................ Page 12
STEP 1-5 .......................................................................................................Page 13-17
STEP 6-7 CABLE ROUTING .....................................................................Page 18-21
STEP 8-11.....................................................................................................Page 22-25
PARTS LIST......................................................................................................... Page 26
PRE ASSEMBLED COMPONENTS .........................................................Page 27-30
NOTES................................................................................................................. Page 31
WARRANTY ....................................................................................................... Page 32
Table of Contents
TuStu Fitness International Inc. continually engages in research related to product improvements. Please take the time to carefully read through
this owner’s manual thoroughly. Instructions contained in this owner’s manual are not intended to cover all details or variations possible with
equipment, or to cover every contingency that may be met in conjunction with assembly, installation, operation, maintenance or troubleshooting of
the equipment. Even though we have prepared this owner’s manual with extreme care, neither the manufacturer nor the author can accept
responsibility for any errors in, or omission from, the information given. Should additional information be required, or should situations arise that are
not covered by this owner’s manual, the matter should be directed to Customer Service at TuStu Fitness International Inc. in Chino, California.

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OVERHEAD SPECIFICATIONS
L 73” X W 55” X H 58”
L 186 cm X W 140 cm X H 148 cm
PRODUCT WEIGHT 630 lb/286 kg

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Carefully read ALL Danger, Warning & Caution labels posted on the machine
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U.S. Pat. No.
9,539,462 B2
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121
Chinese Utility Model Pat. No.
ZL 201621077910.0
Stack them
Chinese Utility Model Pat. No.
ZL 201720317261.5

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Carefully read ALL Danger, Warning & Caution labels posted on the machine
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120
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Chinese Utility Model Pat. No.
ZL 201621077910.0
Chinese Utility Model Pat. No.
ZL 201720317261.5

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807787
Carefully read ALL Danger, Warning & Caution labels posted on the machine
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It is extremely important that the Facility Sign shown to the left
be installed in plain view of the unit.
You should have received it along with this Owners Manual. If
you did not receive this Facility Sign with your order, you can
obtain one at no cost to you from TuStu Fitness by contacting
our service department at:
1 [phone]
service@tustu.net
service1@tustu.net
73
U.S. Pat. No.
9,539,462 B2

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Anchoring
Holes on shoes are provided for anchoring the unit to the oor. (See anchoring hole locations below)

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Important Safety Instructions
It is the responsibility of the facility owner and/or owner of the equipment to review the Owner’s Manual with their facility
personnel and understand all Danger, Warning and Caution labels axed on the machine. It is the responsibility of the oor
personnel to instruct users on proper operation of the equipment and review all danger, warning and caution labels.
SERIOUS INJURY OR DEATH CAN OCCUR
IF THESE SAFETY PRECAUTIONS ARE NOT OBSERVED:
1. Obtain a medical exam before beginning any exercise program.
2. Read and understand Owner’s Manual and all Danger, Warning
and Caution labels before using this equipment. If you still need
help, seek assistance from oor personnel.
3. Inspect the equipment before each use for wear and tear, loose
ttings, worn or frayed cables and frame welds. DO NOT USE if it
appears to be inoperable or damaged.
4. Stop exercising if you feel faint or dizzy. Consult a physician if you
are experiencing pain.
5. Use this equipment only for the intended use.
6. Keep body, clothing and hair clear from all moving parts. Do not
attempt to free any jammed parts by yourself.
7. Always warm-up before and cool-down after weight training.
Warm-up for 10-15 minutes with stretching and cardiovascular
exercises. Cool-down should include light stretching exercises for
5-15 minutes.
8. Never hold your breath – will limit the ow of oxygen to your brain
and may cause dizziness. The most often used breathing pattern is
inhaling during least resistance and exhaling during maximum
resistance.
9. Do not use accessories or accessory attachments that are not
recommended by TFI.
10. Make sure selector pin is completely inserted. Use only the selector
pin provided by the manufacturer.
11. Never pin the weights in an elevated position. Do not use the
machine if found in this condition.
Facility Safety Guidelines and Practices
1. Read and understand the Owner’s Manual before assembling,
servicing or using the equipment.
2. Equipment to be installed byTFI Authorized Dealer or
Professional Service Company approved byTFI.
3. Make sure each machine is set up and operated on a solid level
surface. Do not install equipment on an uneven surface.
4. Anchoring of equipment must be completed at time of
installation and inspected prior to use. Failure to anchor the
machine to the oor could cause the machine to tip or fall over
due to incorrect usage and misuse, and could result in serious
injury or death.
DANGER: indicates an imminently hazardous situation which, if not
avoided, will result in death or serious injury.
WARNING: indicates a potentially hazardous situation which, if not
avoided, will result in death or serious injury.
CAUTION: indicates a hazardous situation which, if not avoided, could
result in minor or moderate injury.
5. Provide an adequate safety perimeter between the machine,
walls and other equipment to ensure that the facility has proper
clearance for usage and training.
6. Post and disclose all safety, rules and regulations on a bulletin
board easily accessible to users.
7. Perform regular maintenance (see Inspection Label). Pay special
attention to areas most susceptible to wear and tear, including but
not limited to cables, pulleys and rubber grips.
8. Do not lean against or pull on the framework, weight stack or
any component at all times.
9. Children must not be allowed near the equipment.Teenager must
be supervised.
10. Replace immediately all parts at rst sign of wear or damage. If
unable to replace worn or damaged components/parts, remove
machine from service until the repair is made.
11. Use only genuineTuStu replacement parts. Failure to do so will
void warranty and could result in serious injury or death to the users.
12. Do not remove any decals axed to the machine. Replace if
damaged.
13. Do not alter or modify the original manufacturer’s weight stack
with any add-on incremental weights, weight plates or
dumbbells except those with standard factory installed option.
14. Maintain a service contract with a TFI Authorized Dealer or a
Professional Service Company approved byTFI. Keep a service
log of all maintenance and repair activities. NOTICE: It is the sole
responsibility of the owner or facility operator to ensure that regular
maintenance is performed.

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Thank you for purchasing the BA-703 Biceps Curl. This machine is part of the TuStu line of quality strength training equipment.
To maximize your use of the equipment, please study the Owner’s Manual thoroughly.
Required Tools
The basic tools that you will need to assemble the BA-703 but are not
limited to:
• 3/4”, 9/16”, 1/2”combination wrenches
• Adjustable wrench
• Ratchet wrench with 3/4”, 9/16”, 1/2”sockets
• Rubber mallet, measuring tape & utility knife
• Super Lube® spray lubricant and grease
• Windex or household glass cleaner
Assembly Requirements
Follow these installation requirements when assembling the
BA-703. Use the overhead view on the Content Page to layout your oor
plan before assembling.
Set up the BA-703 on a clean, solid, at surface. A smooth, at surface
under the machine helps keep it level.
Allow ample space around the machine for safe unrestricted use and
easier access.
Insert all bolts in the same direction. For aesthetic appearance, insert all
bolts in the same direction unless specied (in text or illustration) to do
otherwise.
Leave room for adjustments. Do not fully tighten fasteners until
instructed in the assembly steps to do so (to prevent any diculty with
alignment of parts during the assembly process). When not instructed,
tighten fasteners such as bolts, nuts and screws so the unit is stable, but
leave room for adjustments.
Assembly Tips
Read all“Notes”on each page before beginning each step.
While you may be able to assemble the BA-703 using the illustrations
only, IMPORTANT safety notes and other tips are included in the text.
Some pieces may have extra holes that you will not use. Use only those
holes indicated in the instructions and illustration.
NOTE: With so many assembled parts, proper alignment and
adjustment is critical.While tightening the nuts and bolts,
be sure to leave room for nal adjustments.
CAUTION: Obtain assistance fromTFI if you have diculty
assembling the BA-703. Please do not attempt to
complete the assembly as this could result in equipment
failure and serious injuries to the users.
Symbols & Description
Registration
To avoid unnecessary delays on warranty parts and to insure that a
permanent record of your purchase is on le with our company, be
sure to register online at http://www.tustutness.com or mail to
address shown below within 10 days of purchase.
Obtaining Service
Please use this Owner’s Manual as your guide to all parts included in
your shipment. When ordering parts, you must specify the part number
and description from this owner’s manual. Use only genuine TuStu
replacement parts when servicing the equipment. Failure to do
so will void warranty and could result in serious injury or death.
For information about product operation or service:
Phone: [phone] Toll Free 888-884-8275
Fax: [phone]
E-mail: service@tustu.net or service1@tustu.net
Hours: M–F 8:00 – 4:30 PST
Or write to: TuStu Fitness International, Inc.
Customer Service
13971 Norton Avenue, Chino, CA 91710
Retain this Owner’s Manual for future reference when ordering
service or parts. To assist you better, please be prepared to
provide the following information:
1. Model Number 2. Place of Purchase
3. Serial Number 4. Part # and Description
Registration, Service & Assembly
Loosely Tighten
70%
100%
Fully Tighten
Loosely Tighten
Loosely tighten all hardware in this step. DO NOT Fully
Tighten. Some component(s) may need pre-assembly
and or alignment during the assembly process.
Fully Tighten
Wrench tighten all hardware in this step.

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INSPECTION / MAINTENANCE RECORDS
DATE REPLACEMENT REPAIRS INSPECTED BY
WARRANTY REPAIRS
DATE REPLACEMENT REPAIRS INSPECTED BY
Perform regular maintenance (see Inspection Label). Pay special attention to areas most susceptible to wear and tear, including
but not limited to cables, pulleys and rubber grip. TFI recommends you maintain a service contract with a TFI Authorized Dealer or a
Professional Service Company approved by TFI. Keep a service log of all maintenance and repair activities. Extra copies can be downloaded
from our website www.tustutness.com
Inspection/Maintenance

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Cable Inspection
WARNING:
THE FOLLOWING CONDITIONS MAY INDICATE A WORN CABLE. REPLACE IMMEDIATELY.
IMPORTANT NOTE:
DAMAGED OR WORN CABLE (AS SHOWN ABOVE) MAY DAMAGE THE PULLEY(S). YOU MUST INSPECT THE
PULLEYS AT THIS TIME FOR WEAR AND TEAR. REPLACE IF NEEDED.
“NECKING”, STRETCHED CABLE COVERING
A TEAR IN THE CABLE COVER
CABLE END SLIPPING OUT
A CRACK IN THE CABLE COVER
A BREAK ON THE CABLE

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110
24
40
58
110
40
58 *15
*28
4
Step 1
Step 1 Assembly List
Item # Description Qty.
4 BICEPS CABLE 1
*15 MAIN FRAME 1
24 TOP CROSS BRACE 1
*28 WEIGHT STACK FRAME 1
40 BUTTON HEAD SOCKET CAP SCREW Z/P 1/2-13 X 1 4
58 FLAT WASHER SAE Z/P 1/2” 4
110 SPLIT LOCK WASHER Z/P 1/2” 4
WARNING:
1. It is strongly recommended
that two or more persons
participate in the assembly
of this unit.
Loosely Tighten
70%
Loosely Tighten
Loosely tighten all hardware in this step.

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36
102
36
*22
102
*22
4
Step 2
Step 2 Assembly List
Item # Description Qty.
4 BICEPS CABLE 1
*22 SWIVEL PULLEY BRACKT NCB 2
31 7/8 RD X 1 11/16 SPLIT LINK 3/16 CABLE 2
36 BLACK DELRIN SPACER AND RANGE LIMITER, 1” ID 2
44 BUTTON HEAD SOCKET CAP SCREW Z/P 1/4-20 X 3/4 2
49 CABLE STOPPER SHELL 1 1/2 X 1 3/4 2
98 OVAL HEAD PHILLIPS MACHINE SCREW Z/P #10-32 X 1 1/8 2
102 RETAINING SNAP RING EXT. PLAIN .925 X 1 X .042 2
118 TRAKHANDLE SPORT CABLE HANDLE 2
44
49
31
118
498

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60
59
63
111
61
58 93
5
Step 3
Step 3 Assembly List
Item # Description Qty.
5 BOTTOM CROSS BRACE 1
58 FLAT WASHER SAE Z/P 1/2” 2
59 FLAT WASHER SAE Z/P 3/8” 4
60 FLAT WASHER Z/P 1/2 X 1 3/4 X 3/16 2
61 HEX HEAD CAP SCREW Z/P 1/2-13 X 3 1/4 2
63 HEX HEAD CAP SCREW Z/P 3/8-16 X 1 1/4 4
93 NYLON INSERT LOCK NUT Z/P 1/2-13 2
111 SPLIT LOCK WASHER Z/P 3/8” 4
100%
Fully Tighten
Fully Tighten
Wrench tighten all hardware in this and
previous loosely tighten steps.
Tie together
Note:
1. Run guide wire through hole in frame as
shown below.

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54
54
54
34
2
34
54
16
34
*18
34
Step 4
Step 4 Assembly List
Item # Description Qty.
2 AXLE 1 RD X 4 3/8 (2X- 3/8-16 THREADED HOLES) 1
16 PIVOT AXLE 1 RD SS 303 X 5 5/8, 2X 1/2-13 DEEP 1 1
*18 SEAT FRAME 1
34 ALUMINUM ROUND COVER PLATE, 2 1/2 4
54 FLAT HEAD SOCKET CAP SCREW Z/P 1/2-13 X 1 4
100%
Fully Tighten
Fully Tighten
Wrench tighten all hardware in this step.

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66
104
111
14
9
*29
9
*30
59
Step 5
Step 5 Assembly List
Item # Description Qty.
9 GUIDE ROD 3/4 X 47 3/4 2
14 MAGNETIC SELECTOR PIN W/COIL 3/8 X 5 GOLD KNOB 1
*29 15 LB STEEL WEIGHT PLATE W/FLANGED BUSHINGS ASM 19
*30 10 LB TOP PLATE W/ADJ SLTR BAR 19X 3/4 WTS ASM 1
59 FLAT WASHER SAE Z/P 3/8” 2
66 HEX HEAD CAP SCREW Z/P 3/8-16 X 3 2
104 RUBBER DONUT 3/4 RD ID X 2 1/2 RD OD X 3 2
111 SPLIT LOCK WASHER Z/P 3/8” 2
100%
Fully Tighten
Fully Tighten
Wrench tighten all hardware in this step.
Make sure threaded hole on
guide rods face up

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C
27
A
B
D
Step 6 Cable Routing
100%
Fully Tighten
Fully Tighten
Wrench tighten all hardware in this step.
See Fig B
See Fig A
Tie cable here
Pull cable here
Note:
1. Remove linear sha covers #13, #*13 to allow you to route the cable.
2.Tie guide wire to cable end and pull it out as indicated below.
3. Make sure cable runs on the pulleys.
4. Adjust cable tension on top plate bolt #109.

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Step 6 Assembly List
Item # Description Qty.
27 WEIGHT STACK CABLE 1
*30 10 LB TOP PLATE W/ADJ SLTR BAR 19X 3/4 WTS ASM 1
37 BLACK NYLON PULLEY 3/8 X 1 X 3 1/2 1
39 BLACK NYLON PULLEY 3/8 X 1 X 4 1/2 2
46 BUTTON HEAD SOCKET CAP SCREW Z/P 3/8-16 X 1 3/4 1
51 FINISHED HEX NUT Z/P 1/2-13 1
59 FLAT WASHER SAE Z/P 3/8” 6
64 HEX HEAD CAP SCREW Z/P 3/8-16 X 1 3/4 1
65 BUTTON HEAD SOCKET CAP SCREW Z/P 3/8-16 X 2 1/2 1
95 NYLON INSERT LOCK NUT Z/P 5/16-18 1
97 NYLON INSERT THIN PATTERN LOCK NUT Z/P 3/8-16 3
106 SHOULDER BOLTALLOY 3/8 X 3/4 1
109 SPLIT HEX TAP BOLT GR-5 Z/P 1/2-13 X 3 1/2 (RD CUT) 1
110 SPLIT LOCK WASHER Z/P 1/2” 1
112 STRAP BRACKET 20 #SF20 STAINLESS STEEL 1
112 106
95
64
97
59
59
37
109
51
110
*30
27
97
59
46
65
59
59 97 39
39
Assemble pulleys aer routing the cable
A
C
B
D

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Note:
1. Some parts not shown/cut out for clarity.
2. Re-install Linear sha covers #13 #*13 aer completing this step.
I
M
L
A
B
J
H
F
D
C
E
G
*4
K
Step 7 Cable Routing
100%
Fully Tighten
Fully Tighten
Wrench tighten all hardware in this step.
44
49
31
118
498