
PERFORMANCE INTERACTIVE SERIES
RECUMBENT BIKE
WITH ARM EXERCISER
SF-RB420032
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).

1
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 4 feet (1.2 M) 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 265 lbs (120 kgs).
10. The equipment is not suitable for therapeutic use.
11. Use caution when lifting and moving the equipment. Always use proper lifting technique and
seek assistance if necessary.
12. Your product is intended for use in cool, 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!

2
PRE-ASSEMBLY CHECK LIST
.Before you start to assemble, please make sure all parts are included.
No.
Description
Spec.
Qty.
No.
Description
Spec.
Qty.
1
Main Frame
1
45L/R
Pedal
1PR.
2
Front Stabilizer
1
52
Support Pad
1
3
Rear Stabilizer
1
62
Seat
1
4
Handlebar Post
1
63
Backrest
1
5L/R
Swing Bar
1PR.
64
Nut Cap
S13
2
6L/R
Connecting Arm
1PR.
65
Meter
TZ4112
1
7L/R
Handlebar
1PR.
A
Manual
1
9
Rear Handlebar
1
B
Thank You Card
1
10
Adjustable Handle
1
C
Hardware Package
1
11
Seat Rail
1
D
Battery
AAA
2
44
Long Axle
Φ19×300
1

3
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 end of the manual)
Please contact us at support@sunnyhealthfitness.com or 1-877-90SUNNY
(877-907-8669).

4
ASSEMBLY INSTRUCTIONS
We value your experience using Sunny Health and Fitness products. For assistance with parts or
(877-907-8669).
STEP 1
Remove the 2 Paper Tubes (No. E), 4
Carriage Bolts (No. 27), 4 Arc Washers (No.
26) and 4 Cap Nuts (No. 33) from the Main
Frame (No. 1).
NOTE: You may discard the 2 Paper Tubes
(No. E) or save them to repackage the item in
the future.
Attach the Front Stabilizer (No. 2) and the
Rear Stabilizer (No. 3) to the Main Frame
(No. 1) with 4 Carriage Bolts (No. 27), 4 Arc
Washers (No. 26) and 4 Cap Nuts (No. 33)
that were just removed using Spanner (No.
119).
Tighten the Support Pad (No. 52) to the
bottom of the Main Frame (No. 1).

5
We value your experience using Sunny Health and Fitness products. For assistance with parts or
(877-907-8669).
STEP 2
Remove 4 Screws (No. 22), 4 Spring Washers
(No. 41) and 4 Arc Washers (No. 26) from the
Main Frame (No. 1) using Allen Wrench (No.
120).
NOTE: Make sure the Tension Controller (No.
71a) is at the lowest level before you connect
the cable. This ensures the cables are at their
longest point. We recommend the assistance of
a second person to help hold the Handlebar
Post (No. 4). This will make the connection
easier when you are attaching Tension Hook
(No. 72) to the Tension Cable (No. 71b).
Attach the Tension Cable (No. 71b) into the
metal bracket of Tension Hook (No. 72) as
shown in drawing A-① . Then, pull Tension
Cable (No. 71b) upward and insert it into the
slot of metal bracket of Tension Hook (No. 72)
as shown in drawing A-③. Make sure the metal
fitting on Tension Cable (No. 71b) is secured in
the metal bracket.
Connect the Pulse Extension Wire 2 (No. 77)
to the Pulse Extension Wire 1 (No. 76) and
connect the Sensor Extension Wire 2 (No. 74)
to the Sensor Extension Wire 1 (No. 73).
Attach the Handlebar Post (No. 4) to the Main
Frame (No. 1) with 4 Screws (No. 22), 4
Spring Washers (No. 41) and 4 Arc Washers
(No. 26) that were just removed. Tighten and
secure with the Allen Wrench (No. 120).
NOTE: Do not cut or pinch any wires when
attaching the Handlebar Post (No. 4).

6
We value your experience using Sunny Health and Fitness products. For assistance with parts or
(877-907-8669).
STEP 3
Remove 2 Hex Screws (No. 30), 2 Spring
Washers (No. 41), 2 Flat Washers (No. 38)
and 2 Wave Washers (No. 36) from the Long
Axle (No. 44) using the Spanner (No. 119) and
the Spanner (No. 122).
Insert the Long Axle (No. 44) into the
Handlebar Post (No. 4), then insert 2 Wave
Washers (No. 36) that were just removed to
the both sides of Long Axle (No. 44). Attach
the 2 Swing Bars (No. 5L/R) to both sides of
the Long Axle (No. 44) using 2 Flat Washers
(No. 38), 2 Spring Washers (No. 41) and 2
Hex Screws (No. 30) that were just removed.
Pre-secure with the Spanner (No. 119) and the
Spanner (No. 122).
NOTE: Do not completely tighten the Hex
Screws (No. 30) yet.

7
We value your experience using Sunny Health and Fitness products. For assistance with parts or
(877-907- 8669).
STEP 4
Remove the 2 Nylon Nuts (No. 23L/R) and 2 Spring
Washers (No. 78) from the Pedals (No. 45L/R) by
Spanner (No. 123).
Attach the Left Pedal (No. 45L) to the left side of
Crank (No. 35) with 1 Left Connecting Arm (No.
6L), 1 Spacer (No. 43) and 1 Alloy Bushing (No.
24). Turn the Left Pedal (No. 45L) counter-clockwise
as tightly as you can with your hand. Use Spanner
(No. 119) to hold the pedal bolt on Left Pedal (No.
45L) in place. Use Spanner (No. 123) to screw 1
Spring Washer (No. 78) and 1 BLACK Left Nylon
Nut (No. 23L) clockwise onto the end of Left Pedal
(No. 45L).
Attach the Right Pedal (No. 45R) to the right side of
Crank (No. 35) with 1 Right Connecting Arm (No.
6R), 1 Spacer (No. 43) and 1 Alloy Bushing (No.
24). Turn the Right Pedal (No. 45R) clockwise as
tightly as you can with your hand. Use Spanner (No.
119) to hold the pedal bolt on Right Pedal (No. 45R)
in place. Use Spanner (No. 123) to screw 1 Spring
Washer (No. 78) and 1 WHITE Right Nylon Nut (No.
23R) counter-clockwise onto the end of Right Pedal
(No. 45R).
NOTE: Please do not fully tighten Pedals (No.
45L/R) and 2 Nylon Nuts (No. 23L/R) at this time.
Attaching the Pedals (No. 45L/R) to the wrong side
of the Crank (No. 35) or turning it the wrong direction
can damage the Crank (No. 35).
Attach 2 Swing Bars (No. 5L/R) to 2 Connecting
Arms (No. 6L/R) with 2 Bolts (No. 19), 2 Flat
Washers (No. 39) and 2 Nylon Nuts (No. 34) using
Allen Wrench (No. 121) and Spanner (No. 119).
NOTE: Please do not fully tighten 2 Bolts (No. 19) at
this time.
Firstly, fasten Pedals (No. 45L/R) and 2 Nylon Nuts
(No. 23L/R) using Spanner (No. 123) and Spanner
(No. 119).
Secondly, fasten 2 Bolts (No. 19) and 2 Nylon Nuts
(No. 34) using Allen Wrench (No. 121) and Spanner
(No. 119).
Then fasten 2 Hex Screws (No. 30) using Spanner
(No. 119) and the Spanner (No. 122).
Finally, cover with 2 Nut Caps (No. 64).
NOTE: Ensure that all bolts and washers are in place
and partially threaded in before completely tightening
any of them.

8
We value your experience using Sunny Health and Fitness products. For assistance with parts or
(877-907- 8669).
STEP 5
Attach 2 Handlebars (No. 7L/R) to 2 Swing
Bars (No. 5L/R) with 4 Carriage Bolts (No.
29), 4 Arc Washers (No. 26) and 4 Cap Nuts
(No. 33). Tighten and secure with Spanner
(No. 119).
Remove the preassembled 4 Screws (No. 70)
from the Meter (No. 65) with Spanner (No.
119).
Connect the Pulse Extension Wire 2 (No. 77)
with Meter Pulse Connecting Wire (No. 65b),
and connect the Sensor Extension Wire 2
(No. 74) with Meter Sensor Connecting Wire
(No. 65a).
Attach the Meter (No. 65) to the bracket of the
Handlebar Post (No. 4) with 4 Screws (No.
70) that were just removed using Spanner (No.
119).
STEP 6
Attach the Seat Rail (No. 11) to the Main
Frame (No. 1) with 4 Bolts (No. 20) and 4 Flat
Washers (No. 39). Tighten and secure with
Allen Wrench (No. 120).
Remove 2 Screws (No. 16) from the
Adjustable Handle (No. 10) using Allen
Wrench (No. 121).
Attach the Adjustable Handle (No. 10) to the
Axle (No. 12) with 2 Screws (No. 16) that
were just removed. Tighten and secure with
Allen Wrench (No. 121).

9
We value your experience using Sunny Health and Fitness products. For assistance with parts or
(877-907-8669).
STEP 7
Remove 1 Screw (No. 22), 1 Spring Washer
(No. 41) and 1 Flat Washer (No. 39) from the
Seat Support (No. 8) using Allen Wrench
(No. 120).
Attach the Rear Handlebar (No. 9) to the Seat
Support (No. 8) with 1 Screw (No. 22), 1
Spring Washer (No. 41) and 1 Flat Washer
(No. 39) that were just removed. Tighten and
secure with Allen Wrench (No. 120).
Tighten the Rear Handlebar (No. 9) to the
Seat Support (No. 8) with 1 Carriage Bolt
(No. 28), 1 Flat Washer (No. 39) and 1 Nylon
Nut (No. 34) using Spanner (No. 119).
Connect the Pulse Extension Wire 1 (No. 76)
to the Pulse Wire (No. 75).
Attach the Seat (No. 62) to the Seat Support
(No. 8) with 4 Flat Washers (No. 39) and 4
Screws (No. 22). Tighten and secure with
Allen Wrench (No. 120).
Attach the Backrest (No. 63) to the Seat
Support (No. 8) with 2 Flat Washers (No. 39)
and 2 Bolts (No. 18) using Allen Wrench (No.
121).
THE ASSEMBLY IS COMPLETE!

10
ADJUSTMENT GUIDE
ADJUSTING THE BALANCE
In order to achieve a smooth and comfortable ride,
you must ensure that the bike is stabled and
secured. If you notice that the bike is unbalanced
during use, you should adjust the Adjustable Pads
(No. 51) located on the Front Stabilizer (No. 2)
until the bike becomes levelled with the floor
surface.
ADJUSTING THE SEAT
To move the Seat (No. 62) forward or backward,
while seated on the bike, put your feet on the floor.
Shift the Adjustable Handle (No. 10) down to
loosen. Adjust the Seat (No. 62) to your desired
position, then shift the Adjustable Handle (No. 10)
up to secure.
ADJUSTING THE TENSION
Adjust the tension by rotating the Tension
Controller (No. 71a) clockwise to increase the level
of resistance. Rotate the Tension Controller (No.
71a) counter-clockwise to decrease the level of
resistance.
Tension levels are set at Level 1 being the lowest
and Level 8 being the highest.
MOVING THE BIKE
Lift the bike by the Rear Stabilizer (No. 3) until the
Transportation Wheels (No. 61) touch the ground.
With the Transportation Wheels (No. 61) on the
ground, you can transport the bike to the desired
location with ease.

11
BATTERY INSTALLATION & REPLACEMENT
BATTERY INSTALLATION
1. Take out 2 AAA batteries from meter box.
2. Press the buckle of battery cover on the Meter (No. 65), then remove battery cover.
3. Install 2 AAA batteries into the battery case on the back of the Meter (No. 65). 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 Meter (No.
65).
The installation is complete!
BATTERY REPLACEMENT
1. Press the buckle of battery cover on the back of the Meter (No. 65), 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 Meter (No. 65). 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 Meter (No.
65).
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.
Battery
Battery
Cover
65

12
EXERCISE METER
FUNCTION BUTTONS:
MODE: Press the button to select TIME, DISTANCE, and
CALORIES 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
CALORIES. 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 the meter. (Whenever
batteries are removed, all the function values will be reset to zero.)
2. AUTO ON/OFF:
Once the user begins to exercise, the meter will show the workout value automatically. After
about 4 minutes of inactivity, the meter will turn off. Odometer value does not reset to 0 when
the meter turns off. When the user starts to exercise again, the workout value of odometer will
accumulate continuously.
3. AUTO SCAN:
After the meter 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 0.00 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.
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 0.0 to 9999 (Cal). The user may also preset
the target calories before training by pressing the SET & MODE buttons. Each setting increment
is 1 Cal.

13
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 0.0 to 9999 M (miles). User can also press MODE
button to display the odometer value.
9. PULSE:
The meter 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 meter 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.
APP CONNECTION:
1. Scan the QR code below to download the SunnyFit app onto your mobile device.
2. If this is your first time using the SunnyFit app, follow the in-app instructions to register for your
free SunnyFit account and log in.
3. Ensure that the Bluetooth function is turned on from your mobile device.
4. To connect the equipment to the SunnyFit app:
a. From the “Workout” tab, press on the “Search” button to search for your equipment.
b. Once your equipment appears on the list, tap the “Select” button to confirm.
c. NOTE: If your equipment does not appear on the "Searching for Equipment" list, check the
EXERCISE METER on your equipment to ensure that it is not in sleep mode and your
phone's Bluetooth function is on, then tap "Retry" to search again.
d. Once your equipment shows up on the “Workout” tab as “Currently Selected”, your
equipment is now ready to display, track, and record your equipment’s workout stats on the
app!
5. If you are unable to replicate these steps, or have any other issues with the SunnyFit app,
please contact SunnyFit support at [email protected], or use the in-app “Contact Us” form
to request support (“Me” tab -> “Contact Us”).

14
EXPLODED DIAGRAM

15
PARTS LIST
No.
Description
Spec.
Qty.
No.
Description
Spec.
Qty.
1
Main Frame
1
58
Round Plug
Φ25×1.5
2
2
Front Stabilizer
1
59
Square Plug
38×38×1.5
2
3
Rear Stabilizer
1
60
Sleeve
80x40x1.5
2
4
Handlebar Post
1
61
Transportation Wheel
Φ42×Φ8XL121
2
5L/R
Swing Bar
1 PR.
62
Seat
1
6L/R
Connecting Arm
1 PR.
63
Backrest
1
7L/R
Handlebar
1 PR.
64
Nut Cap
S13
2
8
Seat Support
1
65
Meter
1
9
Rear Handlebar
1
65a
Meter Sensor
Connecting Wire
1
10
Adjustable Handle
1
65b
Meter Pulse Connecting
Wire
1
11
Seat Rail
1
66
Pulse Sensor
2
12
Axle
1
67
Screw
M5×15
1
13
Fixed Plate
1
68
Arc Washer
D5×Φ20
1
14
Screw
ST3.5×8
4
69
Screw
ST4.2×18
2
15
Set Bolt
M8×10
1
70
Screw
M5×10
4
16
Screw
M6×10
2
71a
Tension Controller
1
17
Screw
M6×16
2
71b
Tension Cable
1
18
Bolt
M8×50
2
72
Tension Hook
1150 mm
1
19
Bolt
M8×45
2
73
Sensor Extension Wire 1
650 mm
1
20
Bolt
M8×40
6
74
Sensor Extension Wire 2
650 mm
1
21
Nylon Nut
M6
1
75
Pulse Wire
700 mm
1
22
Screw
M8×20
9
76
Pulse Extension Wire 1
2000 mm
1
23L/R
Nylon Nut
B0.5×20
1 PR.
77
Pulse Extension Wire 2
650 mm
1
24
Alloy Bushing
Φ32×Φ21×8.5
2
78
Spring Washer
D13
2
25
Bearing
Φ28.6×11×Φ13
2
79
Idler Wheel Linkage
1
26
Arc Washer
D8×Φ20×2×R25
12
80L/R
Belt Cover
1 PR.
27
Carriage Bolt
M8×65
4
81
Crank Cover
Φ60xΦ30x8.5
2
28
Carriage Bolt
M8×60
1
82
Sealing
Φ50
1
29
Carriage Bolt
M8×35
4
83
Belt Pulley
Φ220
1
30
Hex Screw
M8×20
2
84
Plug
Φ25x22
2
31
Hex Nut
M10
1
85
Belt
350 PJ6
1
32
Hex Nut
M8
2
86
Bearing Housing
72×56x11
2
33
Cap Nut
M8
8
87
Idler Wheel
Φ39×24
1
34
Nylon Nut
M8
6
88
Screw
ST4.2×19
5
35
Crank
B0.5×20
1
89
Phillips Head Screw
ST4.2×18
8
36
Wave Washer
Φ20×Φ28×0.3
2
90
Phillips Head Screw
M6×10
4
37
Round Plug
25×3
2
91
Screw
M6×8
2
38
Flat Washer
D8×Φ32×2
2
92
Spring Washer
D12
3
39
Flat Washer
D8×D16×1.5
16
93
Flywheel
Φ200×40
1
40
Eccentric Wheel
Φ25×38
1
94
Screw
Φ14×Φ10×M8×2
0.5
1
41
Spring Washer
D8
7
95
Hex Bolt
M5×60
1
42
Alloy Bushing
Φ18×Φ8.1×10
4
96
Hex Screw
M6×15
5
43
Spacer
D28.6×Φ34×4.5
2
97
Hex Nut
M5
2
44
Long Axle
Φ19×300
1
98
Nut
4.5x32x32
2
45L/R
Pedal
1 PR.
99
Washer
Φ22.6×Φ28x2.5
1
46
Foam Grip
Φ24×T3×290
2
100
Locking Nut-L
Φ45×H3.5
1
47
Foam Grip
Φ24×T3×480
2
101
Open Face Bearing
Φ45.8×8.8
2
48
Grip
Black
1
102
Bearing Housing
2.5x76x76
2
49
Rear End Cap
Φ50
2
103
Locking Nut-R
Φ45×H3.5
1
50
Wire Plug
Φ12.5
2
104
Big Flat Washer
Φ25.2×Φ38x1
1
51
Adjustable Pad
Φ38x18
2
105
Sensor Bracket
1
52
Support Pad
M10×60
1
106
Adjustable Belt Bolt
M6x36
1
53
Square Plug
60×30x2
2
107
Magnetic Board Axle
Φ12×61
1
54
Plastic Bushing
Φ32×28
6
108
Wave Washer
D12×Φ15.5×0.3
2
55
Upper Block
38×34x36.2
1
109
Flat Washer
D6×Φ16×1.5
3
56
Front End Cap
Φ50×1.5
2
110
Flat Washer
D6×D12×1.2
2
57
Round Plug
Φ28×1.5
2
111
Flat Washer
D10×Φ14×1
1

16
No.
Description
Spec.
Qty.
No.
Description
Spec.
Qty.
112
Flywheel Axle
Φ20×103
1
119
Spanner
S13,S14,S15
1
113
Bearing Bracket
72x56x1.5
2
120
Allen Wrench
S6
1
114
Magnet
40×25x10
4
121
Allen Wrench
S5
1
115
Spring Washer
D6
5
122
Spanner
S13,S14
1
116
Spring
Φ1.6×Φ15×L47.2
1
123
Spanner
S17,S19
1
117
Spring
Φ3×Φ18×L58.5
1
124
Magnetic Board
1
118
Bearing
6001RS
4
Version 1.1

