UDIRC UD1003 Udi 2.4ghz Bullet Simulation High Speed R C Boat User Guide

UD1003 Udi 2.4ghz Bullet Simulation High Speed R C Boat

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Product Specifications:

• Scale: 1/10
• Drive: 2/4WD
• Age Recommendation: Over 14 years old
• Design and specifications subject to change without notice

Product Usage Instructions:

Safety Precautions:

1. Read the instruction manual carefully before use.

2. Ensure all screws and nuts are properly tightened.

3. Use batteries with saturated power for both remote control
and vehicle.

4. Throttle trigger should be in the center position before
operation.

Before Operation:

– Read the instruction manual thoroughly.

– Ensure a person with experience supervises or read with a
guardian if necessary.

During Operation:

– Regularly check for abnormal operation and stop immediately to
investigate.

– Avoid touching the motor as it is a heating part.

After Operation:

– Turn off model power, then remote control power, and remove
the battery.

– Perform daily maintenance after each use.

– If not in use for a long time, raise the chassis to let the
wheels hang in the air.

Usage Environment:

– Only use the product in empty places, strictly avoid roads,
living areas, parks, indoor areas, children’s areas, or crowded
places to prevent injury.

Frequently Asked Questions (FAQ):

Q: What should I do if my model car is operating

abnormally?

A: Stop the model immediately and check for reasons causing
abnormal operation. Refer to troubleshooting section in the manual
if needed.

Q: How often should I perform maintenance on the model

car?

A: Daily maintenance is recommended after each use to ensure
optimal performance and durability of the vehicle.

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1/10-SCALE 2/4WD ROAD MUSCLE CAR 1/102/4WD

OPERATING
INSTRUCTIONS
V1.0

This product is suitable for users over 14 years old. Please read this instruction manual carefully befores use.
14

IMPORTANT NOTICE

Our company’s products are improving all the time,design and specifications are subject to change without notice. All the information in this manual has been carefully checked to ensure accuracy, if any printing errors, our company reserve the final interpretation right.

CATALOGUE

Safety precautions

P04

Troubleshooting

P08

Model Car Summary

P09

Electronic speed controller

Lamp control box

P12

Model battery

P13

Operational guidance

P16

Parts exploded view

P18

Buyable accessories

P33

The spare parts (including batteries and chargers) mentioned in the User Manual are subject to sales

THANK YOU
Thank you for choosing this product. The remote control model is designed to be fun to drive and uses high quality parts to improve durability and performance. The instruction manual you are reading is to make the product easier to understand and explain more thoroughly. We hope you enjoy this remote control model car. If you have any problems or need help, please call us and we will try our best to help you.
This is a radio control model product, not a toy! which needs regular maintenance to obtain the best performance. If you don’t do regular maintenance, it can affect performance. We have all the necessary parts and accessories to ensure that your vehicle maintains its best performance.
The warning or attention symbol will alert you to potentially dangerous steps. Please read and understand the instructions carefully before proceeding.

– 03 –

WARNING

ATTENTION

Failure to follow these instructions may result in injury to yourself or others. You may also cause property damage or model damage.

WARNING

Before Operation

During Operation

Afte Operation

Read the instruction manual in detail, or ask for the person with experience in operation, and read with the guardian if necessary.
Make sure all screws and nuts are properly tightened. The remote control and the vehicle should always use the battery with saturated power to avoid
losing control of the model. Please make sure that the throttle trigger is in the center position.
First turn on the power of the remote control, and then turn on the power of the model. Use this product only in open areas (>5x5m) without pedestrians. DO NOT put fingers or any objects inside rotating and moving parts. (>5×5m)
First turn off the model power, then turn off the remote control power. And take out the battery. Daily maintenance is required after the model is used.

The model must stop immediately and check for the reasons when it is operating abnormal. Keep in mind that people around you may also operate a radio control model. The motor is a heating part, please do not touch it. If you don’t use the model for a long time, please raise the chassis to let the wheels hang in the air. Please keep the package or instructions as they contain important information.
Please use this prodcut only in empty place!It is strictly forbidden to use it on roads, living area, parks, indoor areas, children or places where people gather, otherwise injury may occur.

– 04 –

WARNING
The product should only be used by adults and children over 14 years. Adult supervision is required for children under 14 years. Hinweis: Dieses Produkt ist für die Erwachsene und die Kinder ab 14 Jahren. Die kinder unter 14 Jahren müssen von Erwachsenen beaufsichtigt werden. Avertissement: Ce produit est destiné aux adultes et aux enfants de plus de 14 ans. Les enfants de moins de 14 ans doivent être surveillés par des adultes. Avvertimento: Questo prodotto è destinato all’uso per i adulti e bambini di età superiore ai 14 anni. I bambini di età inferiore ai 14 anni devono essere sorvegliati da un adulto. Advertencia: Este producto es para adultos y niños mayores de 14 años. Los niños menores de 14 años deben ser supervisados por adultos.
DANGER!
Only suitable for age 14+
1.14 2.! 3. 4. 5. 5000 6. 7.USB 8.USBUSB
– 05 –

ATTENTION
NO!

The product contains small and sharp parts. Keep away from children.

Be sure to read the instruction manual in detail, or ask for the person with experience in operation, and read with the guardian if necessary.

DO NOT operate in public streets or crowded places to avoid accidents.

Cutters, nippers and screwd rivers need careful handling.

DO NOT put the model in high temperature, humidity and direct sunlight.

Please don’t reverse contact or disassemble the battery, as this way will cause the battery to explode.

Battery safety

1)41.5V 5 2)
3) 4) 5) 6) 7) 8)
9) 10) 11)USBUSB
– 06 –

Battery safety
Please read and observe all precautions before use. Improper use of battery may cause danger. It is normal for the battery to heat up after operation. Please be careful when handling the battery.
If the wire is worn, it is easy to short circuit and cause fire. Wasted li-ion battery must not be placed with household trash. please contact local environmental or
waste agency or the supplier of your model or your nearest li-ion battery recycling center.

1. After use, please disconnect the power supply and pull out the plug; 2) Remove the battery from the model before charging; 3) DO NOT charge the battery when it is bulging or expanding; 4) Keep away from damp, corrosive environment and heat source; 5) Please charge the battery under adult supervision; 6) Pay attention to the polarity of the battery when installing or replacing the battery; 7) Different types of batteries or old and new batteries should not be mixed; 8) DO NOT short circuit any terminals; 9) DO NOT short circuit, decompose or put the battery into fire; 10) Please use the attached special charger to charge the battery.

Product maintenance

When not in use, remove the battery from the model and transmitter.

Please remove the sediment and dirt on the car completely and must be kept dry after play.

Apply lubricating oil to external metal parts.

Please separate the car and battery when not in use.

– 07 –

Model Battery

Troubleshooting

Cause
Remote control car doesn’t work
Long frequency matching time
Operation delay The vehicle moves forward (backward) automatically or makes a sound of “en….”
/”en…..”
The indicator of the transmitter is not bright The steering of the model car has no force or function

Solution
When the battery is low, charger it in time or replace it with new battery.
Please make sure the wheel or drive shaft is entangled by debris and remove it.
The motor may have reached the expiration date, replace with the same motor.
Please keep the car within effective control distance.
When the battery of the transmitter in low battery, please replace it in time.
Check whether all parts of the model car are damaged and replace them.
High temperature protection is triggered when the ESC’s temperature is too high, Please pause for 10 minutes before using. 10
The signal is disturbed, restart the car and the transmitter.
Please make sure there are obstacles or interferences.
Restart the transmitter
Please make sure the battery is installed correctly or replace it with a new one.
If the transmitter doesn’t work,please replace it with a new one.
Increase the percentage of steering.
Please make sure the steering is it include the sundries or some parts damaged.

– 08 –

Model Car Summary
Accessories vary by model, the products obtained from sales shall prevail.

UD1003/UD1003PRO

P10-3007

P10-3001

P10-3009

P10-3004

M02-003

UD1004/UD1004PRO
P10-3010 P10-3002 P10-3007

P10-3008

P10-3009

– 09 –

P10-3005

M02-003

UD1005/UD1005PRO
P10-3013

P10-3008 P10-3010

P10-3011

P10-3003 P10-3006

M02-003

P10-3014

– 10 –

P10-3012

P10-3033

P10-3024 P10-3026

Power Switch

P10-3037

– 11 –

Shock-absorber support rod
Front CVD driveshaft CVD

P10-3035

P10-3038

Steering drawbar

P10-3041

P10-3019

P10-3034

P10-3063

P10-3042

P10-3028 P10-3039

Suspension arms (rear)

M02-003

P10-3043

P10-3044

Electronic speed controller

Power switch

P10-3024

Motor input

Receiver input

Fan power jack

Power input

Right turn signal lamp

Right headlight

Fan

Lamp control box

Front light strip

Left turn Left headlight signal lamp Fog lamp

Front ceiling light strip

P10-3020
S

Rear ceiling light strip
Brake lights
Backup lights
Brake lights

Right turn signal lamp Right brake lamp
Right backup lamp

Light control steering gear Left turn signal lamp Left brake lamp Left backup lamp
– 12 –

Tail steering gear

Model battery charging
The battery contains less power when leaving the factory, so it must be charged and saturated before use. Do not put the battery in the model when charging. The battery must be cooled before charging. Connect model battery to charging port with included USB charger cable, and then connect to other USB output port(Output: 5V, 2A). Charger indicator has two color(red & green), during charging, it will keep in red bright and green flash. when the green and red keep in bright, it mean the charger fully.
USB USB5V, 2A
Battery input port
Model Battery

USB adapter (not included)
USB()
WARNING: MUST BE SUPERVISED WHILE CHARGING.
Please use the included USB charging cable and make sure it is properly connected.

– 13 –

Assembly of model battery
The body and clips are subject to the actual product !
UD1003/UD1004

Bottom

UD1005

Pull out the body clips,

Remove the body.

– 14 –

3. Install the battery into the battery compartment. Connect the ESC.

Battery compartment

Pull out the clips

Open the battery compartment cover

Battery

ESC input port Battery output port
4) Reset the Battery compartment cover and bodyshell. 4)
– 15 –

Operational guidance

1>

Frequency matching

Do not touch the throttle trigger when turning on thepower of the transmitter. After turn on the transmitter power, turn on the car power, the transmitter and the car will carry out automatic frequency matching. When the indicator light of the transmitter and the car lights are always on, the frequency matching is successful. In the process of frequency matching, the car lights will flash rapidly. At this time, the gyroscope is being calibrated automatically. Please place the car on the level ground to complete this operation. After calibration, the car lights return to normal.
Please read the attached page “Remote Control Operation Guide” for details.

Horizontal ground
Turn on the power by toggle switch. The lights are flashing to enter the frequency state.

– 16 –

2>

2/4 wheel drive switching 2/4

Up

2WD 2

Central gearbox
4WD 4

– 17 –

Parts exploded view Accessories vary by model, the products obtained from sales shall prevail.

Wheels
P10-3034 M06-007

Wheel

P10-3044 M01-033

P10-3043

M02-003

Wheel hub

Wheel skin

UD1004 Wheel UD1004
Sponge

Install the sponge inside the wheel skin,

and then assemble the hub in order.

– 18 –

Light control steering gear
M01-007 M01-016 M01-007
P10-3017
– 19 –

Tail steering gear

M01-016

P10-3018

P10-3018
– 20 –

M01-016

M05-040

Suspension arms (front)
P10-3053 P10-3055
P10-3057 P10-3058

P10-3067 P10-3069

M03-004

M05-038

P10-3060 P10-3061
P10-3036

M05-038

P10-3037

M01-030

P10-3034

M03-009

M03-009

M01-044 M01-020

M03-009

M06-013

P10-3064 M05-036
– 21 –

M03-009 M01-046
P10-3034

Suspension arms (rear)
M03-004

P10-3054 P10-3056

M05-039
P10-3060 P10-3061
M01-044 M01-020

M05-040

P10-3054 P10-3056

M03-009 P10-3037
M03-009 M01-030

P10-3068 P10-3070
P10-3036

P10-3064 M06-013

M05-037

M01-003

– 22 –

Front bumper assembly / Car shell bracket /
1003/1004

M01-022

M01-042

M01-042 P10-3047

P10-3051

P10-3047

P10-3036

P10-3063 M01-041
– 23 –

1005
P10-3052

M01-037

M01-042

M01-022

M01-042

M01-042

P10-3036

P10-3049

P10-3063

– 24 –

M01-041

Rear bumper assembly / Car shell bracket /
UD1003/UD1004

M01-042
P10-3048 P10-3036

M01-007

P10-3063
M01-041 P10-3048
– 25 –

M01-042 P10-3048

UD1005

P10-3052

M01-037

M01-042

M01-022

P10-3050

M01-042

M01-016 P10-3050

P10-3036

P10-3063 M01-041
– 26 –

Shock absorber

M01-042

Motor

M01-041 P10-3046

P10-3022
Motor

M01-042 M01-030
– 27 –

Differential housing /
M01-042

M01-042

P10-3036
Differential assembly
P10-3062

M03-004

P10-3036

– 28 –

M03-004

Main propeller shaft system

P10-3077

P10-3066 P10-3046

P10-3022

M01-041

Central gearbox
– 29 –

Assembly of steering servo

P10-3057 P10-3058

M01-042

M01-042

M05-038

P10-3035
M01-020 M03-009

P10-3059 P10-3045

P10-3041 P10-3042

M05-040

M01-045

P10-3059 M03-009

P10-3035 M01-042
M05-038

P10-3045

M01-033

– 30 –

P10-3019

Upper chassis / Side bracket /

M01-022

P10-3041

M01-042 M01-042
M01-042

P10-3036

P10-3042 P10-3040

P10-3063
– 31 –

M01-022 P10-3036 P10-3039

Chassis
Front differential

M01-041 M01-041
M01-041
M01-041 M01-041

Steering sevro
Receiver box

M01-041
M01-041 Central gearbox M01-041
M01-041

Side bracket

Battery baffle
Rear differential
– 32 –

M01-041 M01-041
M01-041 M01-041

Buyable accessories The picture is only for reference, please make the object as the standard.

P10-3001 1003 Body assembly
1003

P10-3002 1004 Body assembly
1004

P10-3003 1005 Body assembly
1005

×2
P10-3004 1003 Wheel 1003

×2
P10-3005 1004 Wheel 1004

×2
P10-3006 1005 Wheel 1005

P10-3007 1003 Headlight group
1003

P10-3008 1003 Taillight group
1003

P10-3009 1003 Fog lamp group
1003

P10-3010 1004 Front domelight group
1004

P10-3011 1005 Headlight group
1005

P10-3012 1005 Taillight group
1005

P10-3013

P10-3014

P10-3015

P10-3017

1005 Long headlights group 1005 Rear domelight group Light control conversion cable Light control steering gear

1005

1005

P10-3018 Tail steering gear

P10-3019 Steering sevro

P10-3020 Light control group

– 33 –

P10-3021 Differential assembly

P10-3022 Central gearbox

P10-3023 2 in 1 received ESC box
(Brushed V.) ()

P10-3024 ESC (Brushless V.) ()

P10-3025 Carbon brush motor

P10-3026 Brushless Motor

P10-3027 2S battery 2S

P10-3028 3S battery 3S

P10-3029 Receiver(Brushless V.) ()

P10-3030 2S charger 2S

P10-3031 3S charger 3S

P10-3032 Transmitter

×2
P10-3033 Shock absorber

P10-3034 Wheel carriers assembly

P10-3035 Steering mechanism

P10-3036 Differential housing

×2
P10-3037 Shock absorber

P10-3038 Receiver box

P10-3039 Battery cover

×2
P10-3040 Battery baffle

– 34 –

P10-3041 Upper chassis

P10-3042 Side bracket

×4
P10-3043 Wheel adapters

×4
P10-3044 Brake caliper trim

×2
P10-3045 Steering shaft

P10-3046 Main spur gear

P10-3047

P10-3048

P10-3049

1003 Front bumper assembly 1003 Rear bumper assembly 1005 Front bumper assembly

1003

1003

1005

P10-3050 1005 Rear bumper assembly
1005

P10-3051 1003 Car shell bracket
1003

×2

P10-3052

P10-3053

1005 Car shell bracket 1003 Suspension arms (front)

1005

1003

P10-3054

P10-3055

P10-3056

1003 Suspension arms (rear) 1004 Suspension arms (front) 1004 Suspension arms (rear)

1003

1004

1004

×2
P10-3057 1003 steering drawbar
1003

×2
P10-3058 1004 steering drawbar
1004

P10-3059 Steering gear lever

×4

×4

P10-3060

P10-3061

1003 shock-absorber support rod 1004 shock-absorber support rod

1003

1004

– 35 –

P10-3062 Drive shaft assembly

P10-3063 Chassis

P10-3064 Fixed arm

P10-3065 Motor gear

×2

×2

P10-3066 Main driveshaft

P10-3067 1003 Front CVD driveshaft
1003CVD

×2

×2

P10-3068 1003 Rear driveshaft
1003

P10-3069 1004 Front CVD driveshaft
1004CVD

×2
P10-3070 1004 Rear driveshaft
1004

P10-3071 Front drive cup

×2

×2

P10-3072 Differential large bevel gear

×2
P10-3073 Drive bevel gear

×4
P10-3074 Sun gear

P10-3075 Planetary gear

×2
P10-3076 Differential cup

×2
P10-3077 Driveshaft

– 36 –

×8
M01-003 ø2.5×10mm HM Hexagon socket head cap machine screw

×8
M01-007 ø2×6mm HM Hexagon socket head cap
machine screw

×8
M01-033 ø2.5×8mm HM Hexagon socket head cap
machine screw

×8
M01-036 ø2×8mm HM Hexagon socket head cap
machine screw

×8
M01-037 ø2×12mm HM Hexagon socket head cap
machine screw

×8
M01-038 ø2×14mm KM Hexagon socket countersunk
head tapping screw

×8
M01-039 ø2.5×8mm KM Hexagon socket countersunk
head tapping screw

×8
M01-040 ø2×8mm KM Hexagon socket countersunk
head tapping screw

×8
M01-041 ø3×8mm KM Hexagon socket countersunk
head tapping screw

×8
M01-016 ø2.5×6mm TM Hexagon socket button head machine screw

×8
M01-020 ø2.5×14mm TM Hexagon socket button head machine screw

×8
M01-022 ø3×16mm TM Hexagon socket button head machine screw

×8
M01-042 ø3×8mm TM Hexagon socket button head machine screw

×8
M01-043 ø3×10mm TM Hexagon socket button head machine screw

×8
M01-044 ø3×5+5×5mm Hexagon socket button head
shouider machine screw

×8
M01-045 ø4×5.5+ø3×5mm Hexagon socket button head
shouider machine screw

×8
M01-046 ø5.5×25.5mm Hexagon socket button head half threaded tapping screw

×8
M01-029 ø4×12mm Pin shaft

×8
M01-030 ø3×4mm Set screw

– 37 –

×8
M01-047 ø3×8mm Set screw

×8

×4

1601-061 Ø2.3×5×Ø7mm PB

M02-003

Screws

M4 hex flanged nylon lock nut

M4

×8
P12-040 Body clips

×4
M03-004 ø10×ø15×4mm Ball bearing

×4
M03-009 ø5×ø9×3mm Ball bearing

×4

×4

M03-010 ø6×ø10×3mm Ball bearing

M03-011 ø12×ø18×4mm Ball bearing

×8
M05-036 Ø3×48mm Nail head pin

×8

×8

M05-037 Ø3×60mm Nail head pin

M05-038 Ø5.8×12.25mm Hollow ball screw

×8
M05-039 Ø6×24.67mm Hollow ball screw

×8
M05-040 Ø5.8×8.8mm Hollow ball

×8
M06-002 Ø2×10mm Pin

×8
M06-012 Ø2×8mm Pin

×8
M06-013 Ø3×38mm Pin

– 38 –

FCC Note
This equipment has been tested and found to comply with the limits for a Class B digital device, pursuant to Part 15 of the FCC Rules. These limits are designed to provide reasonable protection against harmful interferencein a residential installation. This equipment generates uses and can radiate radio frequency energy and, if not installed and used in accordance with the instructions, may cause harmful interference to radio communications. However, there is no guarantee that interference will not occur in a particular installation. If this equipment does cause harmful interference to radio or television reception, which can be determined by turning the equipment off and on, the user is encouraged to try to correct the interference by one or more of the following measures: Reorient or relocate the receiving a ntenna. Increase the separation between the equipment and receiver. Connect the equipment into an outlet on a circuit different from that to which thereceiver is connected. WARNING: Changes or modifications not expressly approved by the party responsible for
compliance could void the user’s authority to operate the equipment.
FCC Notice
The equipment may generate or use radio frequency energy. Changes or modifications to this equipment may cause harmful interference unless the modifications are expressly approved in the instruction manual. Modifications not authorized by the manufacturer may void user’s authorityto operate this device. This device complies with Part 15 of the FCC Rules. Operation is subject to the following two conditions: (1) This device may not cause harmful interference. (2) This device must accept any interference received, including interference that may cause undesired operation.
FCC Radiation Exposure Statement
The device has been evaluated to meet general RF exposure requirement. The device can be used in portable exposure condition with out restriction.
Manufacturer: UDIRC TECHNOLOGY CO., LTD
Address: Guangfeng Industrial Zone, Guangyi Street, Chenghai District, Shantou City, Guangdong Province, CN
:

– 39 –

MADE IN CHINA

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