Sunny Health & Fitness SF-B2906 User manual

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MAGNETIC RESISTANCE
UPRIGHT BIKE
SF-B2906
USER MANUAL
IMPORTANT! Please retain owner’s manual for maintenance and adjustment
instructions. Your satisfaction is very important to us, PLEASE DO NOT RETURN UNTIL
YOU HAVE CONTACTED US: [email protected] or 1- 877 - 90SUNNY
(877-907-8669).

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IMPORTANT SAFETY INFORMATION
We thank you for choosing our product. To ensure your safety and health, please use this
equipment correctly. It is important to read this entire manual before assembling and using
the equipment. Safe and effective use can only be achieved if the equipment is assembled,
maintained, and used properly. It is your responsibility to ensure that all users of the
equipment are informed of all warnings and precautions.
1. Before starting any exercise program, you should consult your physician to determine if
you have any medical or physical conditions that could put your health and safety at risk
or prevent you from using the equipment properly. Your physician’s advice is essential if
you are taking medication that affects your heart rate, blood pressure, or cholesterol
level.
2. Be aware of your body’s signals. Incorrect or excessive exercise can damage your
health. Stop exercising if you experience any of the following symptoms: pain, tightness
in your chest, irregular heartbeat, shortness of breath, lightheadedness, dizziness, or
feelings of nausea. If you do experience any of these conditions, you should consult
your physician before continuing with your exercise program.
3. Keep children and pets away from the equipment. The equipment is designed for adult
use only.
4. Use the equipment on a solid, flat level surface with a protective cover for your floor or
carpet. To ensure safety, the equipment should have at least 2 feet (60 CM) of free
space all around it.
5. Ensure that all nuts and bolts are securely tightened before using the equipment. The
safety of the equipment can only be maintained if it is regularly examined for damage
and/or wear and tear.
6. Always use the equipment as indicated. If you find any defective components while
assembling or checking the equipment, or if you hear any unusual noises coming from
the equipment during exercise, discontinue use of the equipment immediately and do
not use until the problem has been rectified.
7. Wear suitable clothing while using the equipment. Avoid wearing loose clothing that may
become entangled in the equipment.
8. Do not place fingers or objects into the moving parts of the equipment.
9. The maximum weight capacity of this unit is 240 pounds (110 KG).
10. The equipment is not suitable for therapeutic use.
11. To avoid bodily injury and/or damage to the product or property, proper lifting and
moving are required.
12. Your product is intended for use in cool and dry conditions. You should avoid storage in
extreme cold, hot or damp areas as this may lead to corrosion and other related
problems.
13. This equipment is designed for indoor and home use only; it is not intended for
commercial use.

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EXPLODED DIAGRAM

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PARTS LIST
No. Description Spec Qty. No. Description Spec Qty.
1 Computer 1 41 Screw ST3*10 5
2 Mid Wire 1 42 Nut M6 3
3 Upright Post 1 43 Bolt M6*60 1
4 Tension Control Knob 1 44 Nut 1
4a Tension Control Wire 1 45 Locking Washer 1
5 Screw M5*40 1 46 Locking Nut-Left 1
6 Washer D5 1 47 Open Face Bearing 2
7 Curved Washer Φ8.5*Φ20*2 6 48 Bearing Housing 2
8 Spring Washer D8 4 49 Locking Nut-Right 1
9 Bolt M8*20 6 50 Locking Washer 1
10 Handlebar 1 51 Belt Disk 1
11 Handlebar Foam 2 52 Magnet 1
12 Seat 1 53 Belt 1
13 Seat Tube 1 54 Nylon Nut M10 1
14 Flat Washer D8 3 55 Washer Φ10.5*Φ20*2 1
15 Nylon Nut M8 3 56 Idler Sleeve 1
16L Left Pedal 1 57 Idler Wheel 1
16R Right Pedal 1 58 Screw M10*40 1
17 Rear Stabilizer 1 59 Screw M6*30 1
18 Rear End Cap 2 60 Screw ST4.2*20 6
19 Bolt M10*57 4 61 Screw ST4.2*16 5
20 Washer Φ10*Φ20*2 4 62 Sensor 1
21 Nut M10 4 63 Crank 1
22 Front Stabilizer 1 64L Left Cover 1
23 Front End Cap 2 64R Right Cover 1
24 Main Frame 1 65 Hole Cap 2
25 Tension Wire 1 66 Knob M16 1
26 Flywheel 1 67 Seat Sleeve 1
27 Flywheel Axle 1 68 Tube Cap 2
28 Bearing Support 2 69 Hole Cap 2
29 Bearing 6001RS 2 70 Handle Pulse Sensor 2
30 Bearing Board 2 70a Handle Pulse Wire 1
31 Bolt M6*9 6 71 Screw M5*10 4
32 Washer Φ6.5*Φ16*1.5 4 72 Washer 2
33 Bolt M6*15 4 73 Screw ST4.2*20 2
34 Magnetic Board 1 74 Transportation Wheel 2
35 Magnetic Board Axle 1 75 Screw M8*40 2
36 Washer D6 2 76 Washer Φ8.5*Φ16*1.5 2
37 Snap Ring D12 2 77 Nylon Nut M8 2
38 Magnetic Support 1 A Allen Wrench S6 1
39 Magnet 4 B Spanner S13-14-15-17 1
40 Tension Spring 1

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HARDWARE PACKAGE
Ordering Replacement Parts (U.S. and Canadian Customers only)
Please provide the following information in order for us to accurately identify the part(s)
needed.
 The model number (found on cover of manual)
 The product name (found on cover of manual)
 The part number found on the “EXPLODED DIAGRAM” and “PARTS LIST” (found
near the front of the manual)
Please contact us at [email protected] or 1- 877 - 90SUNNY
(877-907-8669)

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ASSEMBLY INSTRUCTIONS
We value your experience using Sunny Health and Fitness products. For assistance with parts or
troubleshooting, please contact us at [e-mail] or 1-877-90SUNNY
(877-907-8669).
STEP 1:
Attach the Front & Rear
Stabilizers (No. 22 & No. 17) to
the Main Frame (No. 24) using 4
Bolts (No. 19), 4 Washers (No.
20) and 4 Nuts (No. 21). Tighten
and secure with Spanner (No. B)

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We value your experience using Sunny Health and Fitness products. For assistance with parts or
troubleshooting, please contact us at [e-mail] or 1-877-90SUNNY
(877-907-8669).
STEP 2:
Remove Screw (No. 5) and
Washer (No. 6) from the Tension
Control Knob (No. 4) using
Spanner (No. B).
Insert Tension Control Wire (No.
4a) into Upright Post (No. 3), then
lock the Tension Control Knob
(No. 4) to Upright Post (No. 3)
using Screw (No. 5) and Washer
(No. 6) that were removed. Tighten
and secure with Spanner (No. B).
Remove 4 Bolts (No. 9), 4 Curved
Washers (No. 7) and 4 Spring
Washers (No. 8) from the Main
Frame (No. 24) using Allen
Wrench (No. A).
Connect the Tension Control Wire
(No. 4a) with Tension Wire (No.
25). Then insert Tension Control
Wire (No. 4a) into the slot on metal
bracket of Tension Wire (No. 25).
Make sure the metal fitting on
Tension Control Wire (No. 4a) is
secured into the metal bracket.
Connect Mid Wire (No. 2) and the
link wire of Sensor (No. 62).
Attach Upright Post (No. 3) to the
Main Frame (No. 24) using 4 Bolts
(No. 9), 4 Curved Washers (No. 7)
and 4 Spring Washer (No. 8) that
were removed. Tighten using Allen
Wrench (No. A).

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We value your experience using Sunny Health and Fitness products. For assistance with parts or
troubleshooting, please contact us at [e-mail] or 1-877-90SUNNY
(877-907-8669).
STEP 3:
Attach the Handlebar (No. 10) to
Upright Post (No. 3) using 2
Bolts (No. 9) and 2 Curved
Washers (No. 7). Tighten and
secure with Allen Wrench (No. A).
STEP 4:
Remove 4 Screws (No. 71) from
the back of the Computer (No. 1)
using Spanner (No. B).
Attach the Computer (No. 1) to
the Upright Post (No. 3) using 4
Screws (No. 71) that were
removed. Tighten and secure with
Spanner (No. B). Insert the Mid
Wire (No. 2) and Handle Pulse
Wire (No. 70a) into the holes on
the back of Computer (No. 1).

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STEP 5：
Remove 3 Flat Washers (No. 14) and 3
Nylon Nuts (No. 15) from Seat (No. 12)
with Spanner (No. B).
Attach the Seat (No. 12) to Seat Tube
(No. 13) using 3 Flat Washers (No. 14)
and 3 Nylon Nuts (No. 15) that were
removed. Tighten and secure with
Spanner (No. B).
Remove the Knob (No. 66) from Main
Frame (No. 24), then insert Seat Tube
(No. 13) into Main Frame (No. 24),
adjust the Seat Tube (No. 13) to desired
height, then tighten and secure with
Knob (No. 66) that was removed.
STEP 6：
Align the Right Pedal (No. 16R) with the
right side of the Crank (No. 63) at 90°
and gently insert the pedal into the crank
arm. Turn the Right Pedal (No. 16R)
clockwise as tightly as you can with your
hand, then use Spanner (No. B) to
tighten securely.
Align the Left Pedal (No. 16L) with the
left side of the Crank (No. 63) at 90° and
gently insert the pedal into the crank arm.
Turn the Left Pedal (No. 16L)
counter-clockwise as tightly as you can
with your hand, then use Spanner (No.
B) to tighten securely.
NOTE: Right Pedal (No. 16R) is marked
with “R” on the pedal, while Left Pedal
(No. 16L) is marked with “L” on the pedal.
The assembly is complete!
We value your experience using Sunny Health and Fitness products. For assistance with parts or
troubleshooting, please contact us at [e-mail] or 1-877-90SUNNY
(877-907-8669).

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BATTERY INSTALLATION & REPLACEMENT
BATTERY INSTALLATION
1. Take out 2 AAA batteries from meter box.
2. Press the buckle of battery cover on the Computer (No. 1), then remove battery cover.
3. Install 2 AAA batteries into the battery case on the back of the Computer (No. 1). Pay
attention to the battery + and – poles before installing.
4. Press the buckle of battery cover, then put the battery cover back to the back of the
Computer (No. 1).
The installation is complete!
BATTERY REPLACEMENT
1. Press the buckle of battery cover on the back of the Computer (No. 1), then remove
battery cover.
2. Remove the 2 old AAA batteries in the battery case and install 2 new AAA batteries into
the battery case on the back of the Computer (No. 1). Pay attention to the battery + and
– poles before installing.
3. Press the buckle of battery cover, then put the battery cover back to the back of the
Computer (No. 1).
The replacement is complete!
BATTERY DISPOSAL
Dispose the batteries according to the laws and regulations of your local region. Some
batteries may be recycled. When disposing or recycling, do not mix battery types.

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ADJUSTMENTS & USAGE GUIDE
ADJUSTING THE BALANCE
In order to achieve a smooth and comfortable ride,
you must ensure that the bike is stable. If you
notice that the bike is unbalanced during use, you
should adjust the Rear End Caps (No. 18) located
on the rear stabilizer by turning it clockwise.
ADJUSTING THE SEAT
The seat of this bike is fully adjustable as it moves
Up, Down.
To adjust the height of Seat Tube (No. 13), loosen
and pull the Knob (No. 66) outward, then raise or
lower the seat to the desired height. Once
adjusted, re-insert and tighten the Knob (No. 66)
to secure the Seat Tube (No. 13) in place.
HOW TO MOVE THE BIKE
Hold the Handlebar (No. 10) and tilt the bike until
the transportation wheels on the Front Stabilizer
(No. 22) touch the ground. Now you can move the
bike to the desired location.
ADJUSTING THE RESISTANCE
Adjust the resistance of the bike using the Tension
Control Knob (No. 4). Increase the level of
resistance by turning the Tension Control Knob
(No. 4) to the RIGHT (clockwise), decrease the
level of resistance by turning the Tension Control
Knob (No. 4) to the LEFT (counter-clockwise).
Tension levels are set at Level 1 being the lowest
and Level 8 being the highest.

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EXERCISE COMPUTER
FUNCTION BUTTONS:
MODE: Press the button to select TIME, DISTANCE, and CAL to preset.
Press the button for selection function display value on LCD or
enter after setting.
Press the button and hold for 3 seconds to reset all values
except odometer to zero.
(When user replaces the batteries, all the values will reset to
ZERO automatically).
SET: To set up the target value of TIME, DISTANCE, and CAL, press
the button and hold for 2 seconds to speed up the increment.
RESET: Press the button to reset function value when setting.
Press the button and hold for 3 seconds to reset all values except odometer to
zero (When the user replaces batteries, all the values will reset to ZERO
automatically).
FUNCTIONS & OPERATIONS:
1. BATTERY INSTALLATION:
Please install 2 AAA 1.5V batteries in the battery case on the back of computer.
(Whenever batteries are removed, all the function values will be reset to zero.)
2. AUTO ON/OFF:
Once the user begins to exercise, the computer will show the workout value
automatically. After about 4 minutes of inactivity, the computer will turn off. Odometer
value does not reset to 0 when the computer turns off. When the user starts to exercise
again, the workout value of odometer will accumulate continuously.
3. AUTO SCAN:
After the computer is powered on, press Mode button and the LCD will display all
function values from TIME-SPEED-DISTANCE-CALORIES-ODOMETER-PULSE. Each
value will be held for 6 seconds.
4. SPEED:
Displays the current training speed from 0.0 to 99.9 MPH (Miles per hour).
5. DISTANCE:
Accumulates total distance from 0.0 up to 9999 M (Miles). The user may preset target
distance by pressing the SET & MODE buttons. Each increment is 0.1 M (Miles).
Automatically counts down from targeting value during exercise.

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6. TIME:
Accumulates total time from 00:00 up to 99:59. The user may preset target time by
pressing SET & MODE buttons. Each increment is 1 minute.
Automatically counts down from targeting value during exercise.
7. CALORIES:
Accumulates calories burned during training from 0 to 9999 (Cal). The user may also
preset the target calories before training by pressing the SET & MODE buttons. Each
setting increase is 1 Cal.
Automatically counts down from targeting value during exercise.
Note : This data is a rough guide which cannot be used in medical treatment.
8. ODOMETER:
Displays the total accumulated distance from 0 to 9999 M (Miles). User can also press
MODE button to display the odometer value.
9. PULSE:
The computer will display the user's heart rate in beats per minute (BPM) during training.
Note : This data is a rough guide which cannot be used in medical treatment.
10. RESET:
Press the button and hold for 3 seconds to reset all values except odometer to zero.
NOTE:
1. If the computer display is abnormal, please re-install the new batteries and try again.
Always change both batteries at the same time. Do not mix battery types and do not mix
old and new batteries.
2. Battery Spec: 1.5V UM-4 or AAA (2PCS).
3. Dispose the batteries safely, according to your state and regional guidelines.

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TROUBLESHOOTING
PROBLEM SOLUTION
There is no display on the computer.
1. Remove the computer and verify that the
wire from the computer is properly
connected to the wire that comes from the
upright post.
2. Check if the batteries are correctly
positioned and battery springs are in proper
contact with batteries.
3. The batteries in the computer may be
unresponsive. Change to new batteries.
The bike wobbles when in use. Turn the rear end caps on the rear stabilizer as
needed to level the bike.
The bike makes squeaking noise when
in use.
The bolts may have become loose on the bike.
Please inspect all the bolts and tighten any
loosened bolts.
Version 2.2