Sunny Health & Fitness SF-RB4850 User manual

PROGRAMMABLE RECUMBENT BIKE
SF-RB4850
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 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 300 pounds (135 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 is
required.
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!

EXPLODED DIAGRAM 1

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EXPLODED DIAGRAM 2

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PARTS LIST
No.
Description
Spec.
Qty.
No.
Description
Spec.
Qty.
1
Main Frame
1
47
Sensor Extension
Wire
1
2
Handlebar Post
1
48
Wheel
1
3
Seat Tube
1
49
Screw
M5X10
4
4
Handlebar
1
50
Plate
1
5
Front Stabilizer
1
51
Screw
M6X20
2
6
Rear Stabilizer
1
52
Axle
1
7
Armrest
1
53
Flat Washer
D12Xd5X1
2
8
Adjustment Handle
1
54
Bottle Holder
1
9
Carriage Bolt
M8XL45
2
55
Adaptor
1
10
Screw
M8X20
4
56
Extension Wire 2
1
11
Flat Washer
D8XФ16X1.5
18
57
Flat Washer
D6XФ12X1
2
12
Spring Washer
D8
18
58
Axle Spring Washer
2
13
Rail
1
59
Magnetic Board Axle
1
14
Cap Nut
M8
2
60
Magnetic Board
1
15
Adjustable Pad
1
61
Square Magnet
4
16
Hex Nut
M10
1
62
Flat Washer
D6XФ16X1.5
3
17
Rail Cover
2
63
Bolt
1
18
Foam Grip
1
64
Flat Washer
D10XФ14X1
1
19
Screw
M5X15
4
65
Nylon Nut
M8
1
20
Screw
M8X16
18
66
Screw
M6X10
4
21
Screw
ST4.2X18
32
67
Screw
M6X8
2
22
Arc Washer
Ф20Xd8.5XR30
6
68
Plug
2
23
Crank
1
69
Flywheel Axle
1
24
Upright Tube Cover
1
70
Flywheel
1
25
Plug
2
71
Bearing
2
26
Cushion
2
72
Wave Washer
Ф12XФ15.5X
0.3
1
27
Bushing
2
73
Fixed Plate
2
28
Backrest Cover
1
74
Bearing Block
2
29
Foam Grip
2
75
Spring Washer
D6
5
30
Foam Grip
2
76
Tension Spring
1
31L/R
Front End Cap
1 pr.
77
Screw
M5X60
1
32L/R
Rear End Cap
1 pr.
78
Hex Screw
M5
2
33
Round Cap
2
79
Idler Wheel
1
34
Round Cap
2
80
Idler Wheel Linkage
1
35
Screw
ST3.5X8
4
81
Gear Motor
1
36
Axle Spring Washer
1
82
Belt Pulley
1
37L/R
Pedal
1 pr.
83L/R
Chain Cover
1 pr.
38
Seat
1
84
Crank Cover
2
39
Backrest
1
85
Hex Nut
2
40
Meter
1
86
Washer
1
41
Screw
M6X40
4
87
Nut
1
42
Flat Washer
D6XФ16X1.2
4
88
Ball Bearing
2
43
Pulse Wire
1
89
Bearing Housing
2
44
Extension Wire 1
1
90
Nut
1
45
Upper Block
1
91
Flat Washer
1
46
Sensor Wire
1
92
Tension Wire
1

5
93
Belt
1
96
Allen Wrench
S5
1
94
Hex Screw
M6X15
5
97
Allen Wrench
S6
1
95
Spanner
S13,14,15
1
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).
#21 ST4.2x18 1PC
#42 D6xΦ16x1.2 4PCS
#96 S5 1PC
#41 M6x40 4PCS
#95 S13,14,15 1PC
#97 S6 1PC
#20 M8x16 4PCS
#11 D8XФ16X1.5 4PCS
#16 M10 1PC
#15 1PC

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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 [email protected] or 1-877-90SUNNY
(877-907-8669).
STEP 1:
Remove 2 shipping tubes (A), 8 Screws
(No. 20), 8 Spring Washers (No. 12) and 8
Flat Washers (No. 11) from the Main Frame
(No. 1) using Allen Wrench (No. 97).
NOTE: You may discard shipping tubes (A)
or save them to repackage the item in the
future.
Attach the Front Stabilizer (No. 5) and Rear
Stabilizer (No. 6) to the Main Frame (No. 1)
with 8 Screws (No. 20), 8 Spring Washers
(No. 12) and 8 Flat Washers (No. 11) that
were just removed. Tighten and secure with
the Allen Wrench (No. 97).
Attach the Adjustable Pad (No. 15) and
Hex Nut (No. 16) to the Main Frame (No. 1).
NOTE ：The Hex Nut (No. 16) is
preassembled to the Adjustable Pad (No.
15).
STEP 2:
Attach the Pedals (No. 37L/R) to the Crank
(No. 23)using Spanner (No. 95).
Note: Make sure to attach the Left Pedal
(No. 37L), marked (L), to the Left Crank
(No. 23). It should be tightened
COUNTER-CLOCKWISE. Make sure to
attach the Right Pedal (No. 37R), marked
(R), to the Right Crank (No. 23). It should
be tightened CLOCKWISE.
Attaching the Pedals (No. 37L/R) to the
wrong Crank (No. 23)or turning them the
wrong direction will damage the Crank (No.
23).

7
We value your experience using Sunny Health and Fitness products. For assistance with parts or
troubleshooting, please contact us at [email protected] or 1-877-90SUNNY
(877-907-8669).
STEP 3:
Remove 4 Screws (No. 20), 4 Spring
Washers (No. 12) and 4 Arc Washers (No.
22) from the Main Frame (No. 1) using Allen
Wrench (No. 97).
Insert the Handlebar Post (No. 2) into the
Upright Tube Cover (No. 24) and move the
Upright Tube Cover (No. 24) higher.
Connect the Sensor Extension Wire (No.
47) with Sensor Wire (No. 46), and connect
Extension Wire 2 (No. 56) with Extension
Wire 1 (No. 44).
Attach the Handlebar Post (No. 2) to the
Main Frame (No. 1) with 4 Screws (No. 20),
4 Spring Washers (No. 12) and 4 Arc
Washers (No. 22) that were just removed.
Tighten and secure with the Allen Wrench
(No. 97).
Move the Upright Tube Cover (No. 24)
lower so it snaps into the Main Frame (No.
1).
STEP 4:
Remove 2 Screws (No. 20), 2Spring
Washers (No. 12) and 2 Arc Washers (No.
22) from the Handlebar Post (No. 2) using
Allen Wrench (No. 97). Then attach the
Armrest (No. 7) to the Handlebar Post (No.
2) with 2 Screws (No. 20), 2Spring
Washers (No. 12) and 2 Arc Washers (No.
22) that were just removed. Tighten and
secure with the Allen Wrench (No. 97).
Remove 2 Screws (No. 19) and 2Flat
Washers (No. 53) from the Handlebar Post
(No. 2) using Spanner (No. 95). Then attach
the Bottle Holder (No. 54) to the Handlebar
Post (No. 2) with 2 Screws (No. 19) and 2
Flat Washers (No. 53) that were just
removed. Tighten and secure with the
Spanner (No. 95).

8
We value your experience using Sunny Health and Fitness products. For assistance with parts or
troubleshooting, please contact us at [email protected] or 1-877-90SUNNY
(877-907-8669).
STEP 5:
Remove 4 Screws (No. 10), 4 Spring
Washers (No. 12) and 4 Flat Washers (No.
11) from the Rail (No. 13) with Allen
Wrench (No. 97). Then attach the Rail (No.
13) to the Main Frame (No. 1) with 4
Screws (No.10), 4 Spring Washers (No.
12) and 4 Flat Washers (No. 11) that were
just removed using Allen Wrench (No. 97).
Remove the 2 Screws (No. 51) from the
Adjustable Handlebar (No. 8) using Allen
Wrench (No. 96). Then attach the
Adjustable Handlebar (No. 8) to the Axle
(No. 52) with 2 Screws (No. 51) that were
just removed using Allen Wrench (No. 96).
Remove 2Carriage Bolts (No. 9), 2Flat
Washers (No. 11) and 2 Cap Nuts (No. 14)
from the Handlebar (No. 4) using Spanner
(No. 95). Then attach the Handlebar (No. 4)
to the Seat Tube (No. 3) with 2 Carriage
Bolts (No. 9), 2Flat Washers (No. 11) and
2Cap Nuts (No. 14) that were just removed
using Spanner (No. 95).
Connect the Pulse Wire (No. 43) with the
Extension Wire 1 (No. 44).

9
We value your experience using Sunny Health and Fitness products. For assistance with parts or
troubleshooting, please contact us at [email protected] or 1-877-90SUNNY
(877-907-8669).
STEP 6:
Remove 2 Screws (No. 19) from the Main
Frame (No. 1) using Spanner (No. 95).
Then attach 2 Rail Covers (No. 17) to the
Main Frame (No. 1) with 2 Screws (No. 19)
that were just removed using Spanner (No.
95).
Attach the Seat (No. 38) to the Seat Tube
(No. 3) with 4 Screws (No. 20) and 4Flat
Washers (No. 11) using Allen Wrench (No.
97).
Attach the Backrest (No. 39) to the Seat
Tube (No. 3) with 4 Screws (No. 41) and 4
Flat Washers (No. 42). Tighten and secure
with Allen Wrench (No. 96).
Attach the Backrest Cover (No. 28) to the
Seat Tube (No. 3) with the Screw (No. 21)
using the Spanner (No. 95) to secure.
STEP 7:
Remove 4Screws (No. 49) from the Meter
(No. 40) with Spanner (No. 95).
Connect the Extension Wire 2 (No. 56) and
Sensor Extension Wire (No. 47) to the
corresponding wires of Meter (No. 40). Then
attach the Meter (No. 40) to the bracket of
Handlebar Post (No. 2) with 4Screws (No.
49) that were just removed. Tighten and
secure with the Spanner (No. 95).
NOTE: Insert all wires to the tube of
Handlebar Post (No. 2). Do not cut or pinch
any wires when attaching the Meter (No. 40)
The assembly is now complete! You can
connect the Adaptor (No. 55) to the Main
Frame (No. 1).