
MAGNETIC ELLIPTICAL TRAINER
SF-E3810
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: support@sunnyhealthfitness.com 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 220 pounds (100 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.

2
EXPLODED DIAGRAM 1
1
3
4
4
5
5
6
6
2
7
8
9
9
10
10
10
10
11
11
11
11
11
11
11
11
11
11
11
11
11
18
12
1a
1b
13
14
15
16
17
18
18
18
18
18
18
18
18
18
18
18
18
18
18
18
19
19
19
19
19
20L
20R
21
21
22
22
23
23
24
24
24
24
24
25
26
26
27
27
27
27
27
27
27
27
27
27
27
27
27
27
28L
28R
29
29
30
31
31
31
31
31
31
32
32
32
32
32
32
32
32
33
33
33
33
34
34
34
34
35
35
35
35
35
35
36L
36R
37
37
37
37
38
38
39
39
29
29
29
29
40
40
11
41
41
41
41
41
41
41
41
41
41
42L
42R
43L
43R
44
44
45
45
46
46
46
46
51
51
51
51
52
52
53
53
54
54
55
56
57
57
58
58
58
58
59
59
59
59
60
60
60
60
61
62
62
S13
#102 S5 2PCS
#104 S13-14-15
#103 S6 1PC
S14
S15
50
52
47
48
47
47
48
47
63
63
63
63
63
63
63
63
63
63
63
63
63
63
59
59
59
59

3
EXPLODED DIAGRAM 2
HARDWARE PACKAGE
#51 M8*65*20*H5 2PCS
#23 M8*40 4PCS
#11 d8 4PCS
#52 d8*Φ20*2*R25 2PCS
#10 d8*Φ20*2*R16 4PCS
#24 M8*H16 6PCS
#102 S5 2PCS
#103 S6 1PC
S13
S15
S14
#104 S13-14-15 1PC
64
64
64
64
65
65
65
65
65
65
66
67
11
40
68
69
70
70
71
72
73
74
75
74
76
77
78
79
75
81
80
82
83
49
73
72
84
85
86
35
88
87
89
89
90
91
92
93
94
95
96
97
98
53
81
99L
99R

4
PARTS LIST
No. Description Spec. Qty.
No. Description Spec. Qty.
1 Computer 1
31 Wave Washer d19*Ф25*0.3 6
1a Computer Wire 1
32 Bushing 3 Φ32*Φ28*18 8
1b Computer Wire 2
33 Spacer Φ14*Φ8.2 4
2 Bolt M5*10 4
34 Bolt M8*62*20 4
3 Middle Handlebar 1
35 Nylon Nut M8*H7.5 7
4 Foam Grip Φ23*3*380 2
36L/R
Pedal Support Tube
2
5 Handle Pulse Plate 2
37 Sleeve Φ28*Φ16 4
6 Screw ST4.0*19 2
38 Swing Joint 2
7 Handle Pulse Wire 2
39 Wave Washer d16*Φ25*0.3 2
8 Grommet Φ12*11*Φ3 1
40 Washer d8*Φ28*2 3
9 End Cap Φ25*16 2
41 Bolt M8*16 14
10 Arc Washer d8*Φ20*2*R16 8
42L/R
Connecting Rod 2
11 Spring Washer d8 25
43L/R
Pedal 2
12 Bolt M8*20 2
44 Wheel Φ71*24 2
13
Trunk Wire
1
45 Bolt M8*55*20 2
14
Tension Control
Knob
1
46 Bearing 608 4
15 Arc Washer d5*Φ20*1*R15 1
47 Bolt M5*8 4
16 Bolt M5*40 1
48 Anti-run Plate 2
17 Handlebar Post 1
49 Spring Washer d6 4
18 Washer d8*Φ16*1.5 20
50 Lower Tension Wire
1
19 Bolt M8*18 8
51 Bolt M8*65*20*H5 4
20L/R
Handlebar 2
52 Arc Washer d8*Φ20*2*R25 4
21 Foam Grip Φ23*3*680 2
53 Screw ST4.2*16 3
22 End Cap Φ25*22*Φ50 2
54 End Cap Φ50*88 2
23 Bolt M8*40 4
55 Front Stabilizer 1
24 Cap Nut M8*H16 8
56 Rail 1
25 Grommet Φ16 1
57 Connector 2
26 Round Bushing Ф34*4*Ф26.5 2
58 End Cap Φ50*13 4
27 Bushing 4
Φ32*3*Φ21.2*2
0
14
59 Nut M8*H5.5 8
28L/R
Swing Rod 2
60 Foot Pad 4
29 Washer d8*Φ32*2 6
61 Main Frame 1
30 Long Axle Φ19*225 1
62 Support Plate 2

5
No. Description Spec. Qty.
No. Description Spec. Qty.
63
Plastic Bushing Φ27*1*Φ19.2*6
14
84 Idler Wheel Shaft 1
64 Screw ST4.2*16 4
85 Spring Φ3.2 *70*N10 1
65 Screw ST4.2*19 6
86 Washer d8*Φ20*2 1
66 Bolt M8*16 1
87 C-clip d15 1
67 Flywheel 1
88 Wave Washer d15*Φ19*0.3 1
68 C-clip d35 1
89 Bearing 6000 2
69 Wave Washer d31.5*0.3 1
90 Wave Washer d10*Φ15*0.3 1
70 Bearing 6202 2
91 Washer d10 1
71
Flywheel Shaft
1
92 Magnetic Plate 1
72 Crank Cover 2
93 C-clip d8 1
73 Nut M12*1.25 2
94 Magnet 25*10*5 5
74 Crank 2
95 Bolt M6*20 1
75 Bearing 6004 2
96 Nut M6*H5 1
76 Belt 1
97 Spring Φ1.2 *48*N9 1
77 Belt Wheel 1
98 Sensor 1
78 C-clip d20 1
99L/R
Belt Cover 2
79 Wave Washer d21 1
100 - -
80 Spacer Φ20.1 *5.5 1
101 - -
81 Bolt M6*16 4
102 Allen Wrench S5 2
82 Axle 1
103 Allen Wrench S6 1
83 Nylon Nut M6*H6 4
104
Spanner
S13-14-15 1
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).

6
ASSEMBLY INSTRUCTIONS
We value your experience using Sunny Health and Fitness products. For assistance with parts or
(877-907-8669).
STEP 1:
Remove 2 Bolts (No. 51), 2 Cap Nuts (No. 24),
and 2 Arc Washers (No. 52) from Front
Stabilizer (No. 55) using Spanner (No. 104).
Atta
ch Front Stabilizer (No. 55) to Main Frame
(No. 61) using 2 Bolts (No. 51), 2 Cap Nuts (No.
24), and 2 Arc Washers (No. 52) that were
removed. Tighten and secure with Spanner (No.
104).
Attach
Rail (No. 56) to Main Frame (No. 61)
using 2 Bolts (No. 51), 2 Cap Nuts (No. 24), and
2 Arc Washers (No. 52). Tighten and secure
with Spanner (No. 104).
24
52
24
52
51
51
51
51
24
52
61
56
55
#51 M8*65*20*H5 4PCS
#52 d8* Φ 20*2*R25 4PCS
#24 M8*H16 4PCS
S13
#104

7
We value your experience using Sunny Health and Fitness products. For assistance with parts or
(877-907-8669).
15
16
10
11
11
11
18
18
19
19
19
13
98
61
14
50
14
50
13
98
#10 d8*Φ 20*2*R16 2PCS
#19 M8*18 6PCS
#18 d8*Φ 16*1.5 4PCS
#102 S5 1PC
#104 S13-14-15 1PC
#16 M5*40 1PC
#15 d5*Ф 20*1*R15 1PC
#11 d8 6PCS
17
17
50
61
50
50
14
A
B
C
D
STEP 2:
Remove 6 Bolts (No. 19), 2 Arc Washers (No.
10), 6 Spring Washers (No. 11), and 4
Washers (No. 18) from Main Frame (No. 61)
using Allen Wrench (No. 102).
Pull the Lower Tension Wire (No. 50) out from
the top hole of Main Frame (No. 61), run it
through the bottom hole of the Handlebar Post
(No. 17) and go out through the side hole on
the Handlebar Post (No. 17) as shown in
picture A.
Connect the link wire of Sensor (No. 98) with
Trunk Wire (No. 13) as shown in picture B.
Attach Handlebar Post (No. 17) to Main
Frame (No. 61) using 6 Bolts (No. 19), 6
Spring Washers (No. 11), 2 Arc Washers
(No. 10), and 4 Washers (No. 18) that were
removed. Tighten and secure with Allen
Wrench (No. 102).
Note: Be careful not to pinch the wires when
assembling the Handlebar Post (No. 17).
Remove 1 Bolt (No. 16) and 1 Arc Washer
(No. 15) from Tension Control Knob (No. 14)
using Spanner (No. 104).
Set the Tension Control Knob (No. 14) at
level 8 (highest resistance) to ensure the wire
is at the longest. Connect Tension Control
Knob (No. 14) with Lower Tension Wire (No.
50) as shown in picture C, then insert the
Lower Tension Wire (No. 50) into Handlebar
Post (No. 17).
Note: When inserting the Lower Tension Wire
(No. 50) into Handlebar Post (No. 17), the
direction should be correct as shown in picture
D.
Attach Tension Control Knob (No. 14) to
Handlebar Post (No. 17) using 1 Bolt (No. 16)
and 1 Arc Washer (No. 15) that were removed.
Tighten and secure with Spanner (No. 104).

8
We value your experience using Sunny Health and Fitness products. For assistance with parts or
troubleshooting, please contact us at support@sunnyhealthfitness.com or 1-877-90SUNNY
(877-907-8669).
17
1a
13
3
11
12
2
1a
1b
13
1
7
7
13
25
3
A
B
7
10
1b
17
#102 S5 1PC
#104 S13-14-15 1PC
#11 d8 2PCS
#10 d8*Φ20*2*R16 2PCS
#2 M5*10 4PCS
#12 M8*20 2PCS
STEP 3:
Remove 2 Bolts (No. 12), 2 Arc Washers (No.
10), and 2 Spring Washers (No. 11) from
Handlebar Post (No. 17) using Allen Wrench
(No. 102).
Run the Handle Pulse Wires (No. 7) through
the hole on the right side of the Handlebar Post
(No. 17) and pull it out from the top hole of
Handlebar Post (No. 17). Then, place
Grommet (No. 25) into the hole of the
Handlebar Post (No. 17) as shown in picture A.
Attach Middle Handlebar (No. 3) to Handlebar
Post (No. 17) using 2 Bolts (No. 12), 2 Spring
Washers (No. 11), and 2 Arc Washers (No. 10)
that were removed. Tighten and secure with
Allen Wrench (No. 102).
Connect Computer Wires (No. 1b) with Handle
Pulse Wires (No. 7) and connect the Computer
Wire (No. 1a) with Trunk Wire (No. 13) as
shown in picture B.
Remove 4 Bolts (No. 2) from the back of
Computer (No. 1).
Attach Computer (No. 1) to Handlebar Post
(No. 17) using 4 Bolts (No. 2) that were
removed. Tighten and secure with Spanner (No.
104).

9
We value your experience using Sunny Health and Fitness products. For assistance with parts or
troubleshooting, please contact us at support@sunnyhealthfitness.com or 1-877-90SUNNY
(877-907-8669).
STEP 4:
Remove 2 Bolts (No. 19), 2 Spring Washers
(No. 11), 2 Washers (No. 29), and 2 Wave
Washers (No. 31) from Long Axle (No. 30)
using Allen Wrench (No. 102).
Insert Long Axle (No. 30) into Handlebar Post
(No. 17), then attach 2 Wave Washers (No. 31)
to the two sides of Long Axle (No. 30). Attach
Left & Right Swing Rods (No. 28L & No. 28R)
to Handlebar Post (No. 17) using 2 Bolts (No.
19), 2 Spring Washers (No. 11) and 2
Washers (No. 29) that were removed. Tighten
and secure with 2 Allen Wrenches (No. 102).
Attach Left & Right Handlebars (No. 20L &
No. 20R) to Left & Right Swing Rods (No. 28L
& No. 28R) using 4 Bolts (No. 23), 4 Arc
Washers (No. 10), 4 Spring Washers (No.
11), and 4 Cap Nuts (No. 24). Tighten and
secure with Allen Wrench (No. 103) and
Spanner (No. 104).
11
19
29
11
19
29
30
31
31
10
11
23
24
10
11
24
23
17
28R
28L
20R
20L
#24 M8*H16 4PCS
#31 d19*Φ25*0.3 2PCS
#10 d8*Φ20*2*R16 4PCS
#19 M8*18 2PCS
#29 d8*Φ32*2 2PCS
#23 M8*40 4PCS
#11 d8 6PCS
S13
#103 S6 1PC
#102 S5 2PCS
#104 S13-14-15 1PC

10
We value your experience using Sunny Health and Fitness products. For assistance with parts or
troubleshooting, please contact us at support@sunnyhealthfitness.com or 1-877-90SUNNY
(877-907-8669).
STEP 5:
Remove 4 Bolts (No. 34), 8 Washers (No. 18),
and 4 Nylon Nuts (No. 35) from 2 Swing Joints
(No. 38) and 2 Connectors (No. 57) using
Allen Wrench (No. 103) and Spanner (No.
104).
Attach Left & Right Connecting Rods (No. 42L
& No. 42R) to 2 Connectors (No. 57) using 2
Bolts (No. 34), 4 Washers (No. 18), and 2
Nylon Nuts (No. 35) that were removed.
Tighten and secure with Allen Wrench (No.
103) and Spanner (No. 104).
Attach Left & Right Pedal Support Tubes (No.
36L & No. 36R) to 2 Swing Joints (No. 38)
using 2 Bolts (No. 34), 4 Washers (No. 18), and
2 Nylon Nuts (No. 35) that were removed.
Tighten and secure with Allen Wrench (No.
103) and Spanner (No. 104).
Remove 4 Bolts (No. 41) from Left & Right
Pedal Support Tubes (No. 36L & No. 36R)
using Allen Wrench (No. 102).
Attach Left & Right Pedals (No. 43L & No.
43R) to Left & Right Pedal Support Tubes (No.
36L & No. 36R) using 4 Bolts (No. 41) that were
removed. Tighten and secure with Allen
Wrench (No. 102).
18
18
34
35
18
34
35
18
34
18
18
35
57
42L/R
34
18
18
35
34
18
18
35
36L/R
41
43L
41
41
41
43R
42L
36L
42R
36R
34
18
18
35
57
57
38
38
#34 M8*62*20 4PCS
#35 M8*H7.5 4PCS
#41 M8*16 4PCS
S13
#18 d8*Φ16*1.5 8PCS
#103 S6 1PC
#102 S5 1PC
#104 S13-14-15 1PC

11
We value your experience using Sunny Health and Fitness products. For assistance with parts or
troubleshooting, please contact us at support@sunnyhealthfitness.com or 1-877-90SUNNY
(877-907-8669).
1
2
3
48
48
42L/R
42L/R
42L/R
48
47
47
56
56
#104 S13-14 -15 1PC
S13
#48 2 PCS
#47 M5*8 4PCS
42R
42L
STEP 6:
Remove 4 Bolts (No. 47) from Left & Right
Connecting Rods (No. 42L & No. 42R) using
Spanner (No. 104).
Attach 2 Anti-run Plates (No. 48) into the bottom
of Rail (No. 56) as shown in picture 1.
Assemble 2 Anti-run Plates (No. 48) into the
holes of Left & Right Connecting Rods (No. 42L
& No. 42R) as shown in picture 2, then secure
them using 4 Bolts (No. 47) that were removed.
Tighten and secure with Spanner (No. 104) as
shown in picture 3.
The assembly is complete!

12
ADJUSTMENTS GUIDE
ADJUSTING THE RESISTANCE
Rotate the Tension Control Knob (No. 14) clockwise to
increase the level of resistance. Rotate the Tension Control
Knob (No. 14) counter-clockwise to decrease the level of
resistance.
Tension levels are set at Level 1 being the lowest and Level 8
being the highest.
ADJUSTING THE BALANCE
When this elliptical is on an uneven surface, please adjust both
Foot Pads (No. 60) according to the left instruction picture.
MOVING THE ELLIPTICAL
To move the elliptical, lift the Rail (No. 56) until the
transportation wheels of End Caps (No. 54) touch the ground.
With the transportation wheels of End Caps (No. 54) on the
ground, you can transport the elliptical to the desired location
with ease.

13
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 value 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 key, 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. The user may preset target time by pressing the
SET & MODE button. 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 button. Each increment is 1 minute.
Automatically count down from targeting value during exercise.

14
7. CALORIES:
Accumulates calories burned during training from 0 to 9999. The user may also preset the target
calorie before training by pressing the SET & MODE button. 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. User can also press mode key to display
the odometer value.
9. PULSE:
The computer will display the user's heart rate in beats per minute during training.
10. RESET:
Press the button and hold for 2 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.

15
BATTERY INSTALLATION & REPLACEMENT
1
BATTERY INSTALLATION
1. Take out 2 AAA batteries from computer 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 maybe recycled. When disposing or recycling, do not mix battery
types and do not mix old and new batteries. Always change both batteries at the
same time.
Battery
Version 3.2
Battery Cover

