HBX Ground Crusher, Iron Hammer, Vortex Instruction Manual
HBX Ground Crusher is a 1/12th scale electric powered off-road vehicle designed for rough terrain and packed with features for an exhilarating driving experience. Its powerful motor and 11.1:1 gear ratio deliver impressive speed and agility, while the adjustable camber and toe angles allow for fine-tuning the handling to suit different terrains and driving styles. The Ground Crusher also boasts a durable construction with a sturdy chassis and suspension system, ensuring it can withstand the rigors of off-road adventures.
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Please completely read and understand the entire manual before using, assembling and/or disassembling your remote controlled car.
1/12TH SCALE ELECTRIC POWERED OFF-ROAD VEHICLES
ITEM NO.:12881
OFF-ROAD BUGGY
ITEM NO.:12885
SHORT-COURSE TRUCK
ITEM NO.:12882
OFF-ROAD TRUGGY
ITEM NO.:12883
MONSTER TRUCK
ITEM NO.
12881
12882
12883
12885
LENGTH
338mm
366mm
338mm
408mm
WIDTH
214mm
251mm
265mm
213mm
HEIGHT
109mm
135mm
WHEELBASE WHEEL DIA. WHEEL SPAN GEAR RATIO
240mm 74mm
30mm(Fr.)
37mm(Rr.)
11.1:1
240mm 88mm 43mm 12:1
150mm
148mm
240mm
240mm
98mm
76mm
48mm
30mm
12:1
11.1:1
This product is not a toy. It is not intended for persons under 14 years of age, unless closely supervised by an adult.
This manual is subject to change without prior notice.
GENERAL INFORMATION
This user's manual is designed for use with your vehicles and contains the instructions you will need to assemble, operate and maintain your vehicles.
We know you are anxious to start driving, but it is very important that you take time to read the manual even if you are an experienced R/C driver.
Carefully read and follow all instructions in the manual. Failure to follow the instructions will be considered abuse and/or neglect and may void the warranty.
Your vehicle is designed to run on uneven or rough terrain. However dust, sand, water and carpet fibres can lodge in the working parts of your cars and can damage your vehicle if not removed promptly. We do not warranty your vehicle from damage due to outside elements including sand, dirt or water. The users are responsible for the maintenance and safe operation of this vehicle.
This product is not a toy. It is not suitable for users under 14 years old unless they are supervised by adults.
Never attempt to re-assemble any electronic components. These have been carefully calibrated at the factory.
Only use manufactured parts to upgrade your car. If you perform a drive train upgrade, replace the entire system (Such as motor, ESC/receiver unit and the like) so that all components are properly matched. Any malfunction incurred by custom modification will void your warranty.
Before driving your vehicle, please read this manual completely and examine your vehicle and radio control for any defects.
For better performance, some adjustment may be necessary.
This vehicle requires one battery pack ( included in the car or in the packaging). Make sure the vehicle's batteries have a sufficient charge before driving or possible loss of control may result. The radio controller requires two AA size batteries (not include in the packaging).
A lways remove batteries from the vehicle and the radio controller when not in use.
Please operate your vehicle in a spacious area. Never operate your vehicle in crowded street.
This product is fully assembled at factory. We do not take any responsibility for damage and/or accidents that occur as the result of custom modifications and/or incorrect operation.
1
SAFETY INFORMATION
We want users to enjoy our RC vehicles and to operate them with care. Failure to operate your vehicle in a safe and responsible manner may result in injury to yourself, others or damage to property around you.
Read and understand all instructions carefully before use and assembly/disassembly.
Do not run your vehicle on public roads or any area where you may encounter pedestrian or vehicle traffic.
Do not operate in a congested area or in crowds.
Do not operate your vehicle with obstructed line of sight, at night, or near water.
Your vehicle is radio controlled. Radio waves are subject to interference. Radio interference can cause loss of control of your vehicle.
Take care not to cut yourself while using tools to adjust or upgrade your vehicle.
Since the model contains many small parts, keep out of reach of children while assembling and/or disassembling.
If your vehicle becomes stuck, release the throttle, then retrieve it by hand.
Do not continue to apply the throttle or you may damage the motor and/or the ESC/receiver unit.
Turn off your vehicle and discontinue use if it runs erratically. Not do you run it again until the issue has been found and resolved.
2
GETTING FAMILIARIZED WITH YOUR 2.4GHz RADIO SYSTEM
8
1
2
3
5
4
6
7
1) Steering Wheel
2) Trigger
3) Steering Trim
4) Throttle Trim
5) Steering Reverse Switch
6) Power Indicator
7) Power ON/OFF
8) AUX. Button
(This button is disabled for the car)
Steering Wheel : It proportionally operate the right and left steering control of the model.
Battery Case : It requires 2pcs of AA size batteries.
Power Switch : It is applied to turn ON/OFF the radio controller.
Steering Trim : It is applied to adjust the centre trim of the steering channel.
Steering Reverse : It allows you to switch the directions of the steering servo travel.
Power Indicator:
When the radio controller is turned on, LED flashes sharply which indicates that the radio controller is seeking the receiver's signal and binding is in process.
When the power is enough, LED is solid on.
When the power is not enough, LED will have two flashes in turn. If it is the case, you are required to replace with the new batteries.
Slide the battery cover as shown in the photos, install two AA size batteries into the battery compartment, and replace the battery cover.
( NOTE: Do not insert the batteries with incorrect polarities.)
Operation Precautions:
1) Do NOT mix new and old batteries.
2) Use batteries of same brand.
3) Do NOT use batteries that are not allowed to power the radio controller.
(This radio controller ONLY requires AA size batteries which is individually 1.5V)
4) Always remove the batteries from the radio controller if the radio controller is not in use.
This operation is to prevent the damage from leaking batteries.
5) Do not attempt to disassemble the radio controller as it contains many electronic components.
3
RUNNING YOUR CAR
1
TURN ON THE RADIO CONTROLLER
2
TURN ON THE RECEIVER ON YOUR CAR
Power Switch
Dune Buggy Monster Truck
TRUGGY
The receiver switch is located under the roof of the dune buggy.
The receiver switch is located on the rear suspension of the monster truck and truggy.
3
CHECK STEERING PERFORMANCE
Ensure good steering performance.
CENTRE TURN LEFT TURN RIGHT
1)Place the steering wheel at Center to enable the vehicle to run straightly in line.
(NOTE: Flipping to trim the steering wheel is occasionally needed. It largely depends on the
conditions of the terrains on which the vehicle runs.
2)Turn the steering wheel to the left, and the car turns left.
3)Turn the steering wheel to the right, and the car turns right.
4
CHECK TRIGGER RESPONSE
A B C
A. Pull the trigger back to accelerate, release it to decelerate and
push it to brake.
B. To stop running your car, release the trigger to Centre.
C. Pushing the trigger a second time activates the reverse feature.
4
RUNNING YOUR CAR
5
TO TUNE THE STEERING TRIM
The trigger is unmoved and the vehicle is static. Tune the steering trim to enable the front wheels to be aligned.
Under this case, the steering Center Point is set. You can tune this switch to obtain your desired Left/Right steering angles.
6
TO TUNE THE THROTTLE TRIM
Place the vehicle with four wheels off ground. Trim the switch and you will see the wheels run either forwards or backwards. When the wheels are trimmed to stop, this point is throttle Center Point.
It enables you to switch the direction of the steering servo's travel.
One way is Normal position, and the other is Reverse position. Please refer to the photos below:
Normal Position Reverse Position
5
ADJUSTING TOE ANGLE AND CAMBER ANGLE
Your model can be customized to enhance speed and performance. Simple adjustment and easily maintained setting will assure optimum operation and performance. When making adjustments, do so only in small increments and always check for other parts of the vehicle that are affected. Many after market options are available to make your R/C vehicle faster and stronger. Please read the section carefully and it always make sure you write down your base settings in case you need to refer to them at a later date.
Front Steering Toe Angle Adjustment
The front steering toe angle has a dramatic on how your car performs and how your tires wear.You can have toe-in, zero toe or toe-out. This can be adjusted by tuning the length of the steering linkage screwbolts as shown in the figure below. Before tuning , the steering linkage screwbolts should be removed from the vehicle. Measure the desired length by unscrewing or screwing in.After adjustment is complete, re-install them to the car.
Zero Toe Zero Toe
Toe-in will be less reactive and cause the vehicle to under steer(the front wheels push straight on while
Toe Out Toe In Toe Out Toe In turning).
This can be advantageous for operators struggling to get to grips with the driving of the vehicle.
Toe-out will be more aggressive on the steering response especially on small steering inputs. This will make the car want to over steer(rear wheels slide on small steering inputs).This is useful as a race tuning aid to gain extra steering.
Adjust IN HERE Adjust IN HERE Zero toe will make the front wheels run straight and make the car very neutral. Tire wear will also be reduced and the vehicle will feel easier to drive.
Adjust IN HERE
Camber Adjustment
Camber can be adjusted on all 4 wheels of the car. You can have negative camber or positive camber which will affect the contact patch of the tire both statically and while cornering. Camber is mainly used to control the wear of the tire.
You should adjust the camber to equal the wear all across the surface of the tire.
Camber is adjusted by the upper linkage screwbolts.
Note: Before tuning, the screwbolts should be removed from the vehicle.
Measure the desired length by unscrewing or screwing in. After adjustment is complete, re-install them to the car.
FRONT
Adjust IN HERE
REAR
Positive
camber
This is an example of positive camber. This is when the bottom of the wheel is closer to the centre of the car compared to the top of the wheel.
Positive camber will give less contact area in the corner and less grip. Excessive amounts will cause less grip and uneven wear.
Negative
camber
This is an example of negative camber.
This is when the top of the wheel is closer to the centre of the car compared to the bottom of the wheel.
Negative camber will give more contact area in the corner and more grip. Excessive amounts will cause less grip and uneven wear.
6
CHARGING BATTERY PACK
The battery cover is located on the bottom of the chassis.
1) Pinch the battery cover blocks as shown to
open the battery cover.
2) Remove the battery pack.
3) Connect your battery to the charger with the help of the balancer. ( as shown in the picture above.)
During Charging: both Red and Green LED is solid on.
Charging is complete: Red LED goes off and Green
LED remain solid on.
The charging time is around 2.5-3 hours.
NOTE:
-Disconnect the battery when charging is finished.
-Do not charge the battery unattended.
-Do not handle charging operation close to any source of heat and water.
RUNNING PRACTICE
PRACTICE
Once you become conformable driving the vehicle, perform driving practice on the tracks as shown in the figure.Keep practising until you feel comfortable with the steering, throttle and brake at low speeds. Once you are feeling comfortable try operating on another track.When you have mastered the basics you will be able to drive at higher speeds in a more controlled fashion.
7
MAINTAINING YOUR CAR
We warmly recommend that you check the car after each times’ running. Please follow the list below to check the items.
Check your car for any obvious damage.
Check the gears for wear, debris or broken/slipping teeth.
Check the wheels and tighten the wheel screws properly.
Check for loose screws in the chassis.
Check the wiring for frayed or damaged wires or connectors.
Check the steering servo which will wear out over time and require replacement.
Check all the electronic units for no obvious sign of damage.
Keep the chassis clean and free of sand, dust and moisture.
Remove and clean the motor if necessary. (Never attempt to re-assemble the motor, you will damage it and void the warranty).
Clean the car body with a soft lint-free cloth.
Remove all batteries when not in use.
A. The vehicle does
not work at all.
B. The vehicle runs
slow.
C. The throttle works,
but not the steering.
D. It steers, but throttle
is uncontrollable.
E. The vehicle runs
noisily.
TROUBLESHOOTING
1. Check to see if transmitter and car are on.
2. Replace batteries.
3. Check if there are damaged parts.
1. Replace or charge the battery pack and/or the radio batteries.
2. Make sure the vehicle is geared properly and the pinion
and spur gear are over tightened.
3. Clean all bushings or ball bearings.
4. Check for stripped or dirty gears.
1. Check if the servo feels jammed, try centering it by hand.
2. Check the whole steering system.
1. Check if there are damaged parts.
2. Replace or charge the battery pack and/or the radio batteries.
1. Check gear mesh between spur gear and pinion.
2. Check for stripped and/or dirty gears.
3. Clean and oil bushings or ball bearings.
8
12001P
REPLACEMENT PART LIST-1
12002P 12003 12004
Bottom Chassis
12005P
Servo Cover + Motor Guard
+ Chassis Side Plates A
Front Upper Arms+Rear
Upper Arms+Drive Shafts+
Steering Linkage set +Servc
Linkage Set
Front Lower Arms+Rear
Lower Arms
12006 12007 12008
Gear Case+ Suspension
Mount
12009P
Chassis Side Plates B+
Shock Towers
16027N
Front Shock Set
16028
Rear Shock Set
12010
Steering Assembly+Servo
Saver Assembly+ Battery
Door Block/Lock
12011P
Steering Hubs ( L/R)
Rear Hub Carriers(L/R)
12012
Front Hub Carriers(L/R)
12013
FOR DUNE BUGGY/
TRUGGY ONLY
Wheel Hex. (8P)
12014
FOR DUNE BUGGY ONLY
Slipper Clutch Gear +
Diff. Gears Assembly
12015
FOR DUNE BUGGY ONLY
Battery Door+ Motor/Gear
Cover
12016
Body Posts (Dune Buggy only)+ Off Road Wing
12202P
Braces Assembly+ Light
Mounts(Dune Buggy only)
12516P
Roll Rage (Dune Buggy
Only) Shock Tower Braces Front Axles 2P
NOTE: THE PART IMAGES MAY VARY FROM THE ACTUAL PARTS.
Rear Axles 2P
12019P
REPLACEMENT PART LIST-2
12020 12021 12022
Diff. Pinion Gears
12023
Front Lower Suspension
Hinge Pins 3.3*37mm (4P)
12024
Front Upper Suspension
Hinge Pins 3.3*30mm (4P)
16003
Rear Upper Suspension
Hinge Pins 2.5*38 mm (4P)
12025
Rear Lower Suspension
Hinge Pins 2.5*37.6mm
(4P)
Battery Door Hinge Pins
2.5*56mm (2P)
12026
FOR DUNE BUGGY/
Short-Course Truck
H013
Front/rear Hub Carrier
Pins(4P)
12028
Battery Door Springs (4P)
12029
Motor Pinion Gears 13T +
Set Screws 3*3mm(2P)
79513
Ball Stud. φ 4.8 (8P)
59300
Gear Posts (4P)
H003
Washers
φ 2.5*5.5*0.5mm (12P)
H021
Ball Bearing
7.95x13x3.5mm(8P)
H022
Ball Bearing
5x9x3mm(8P)
P011
Flange Lock Nut M4
12030
Body Clip A/B- Small
12031N
Wheel Hex. Pins
(2*10mm) 8P Zip Ties - Small ( 8P) 5-wire Steering Servo
NOTE: THE PART IMAGES MAY VARY FROM THE ACTUAL PARTS.
ESC/Receiver Unit
12032N
REPLACEMENT PART LIST-3
12033N 12043 12206X
Battery Pack
( 7.4V, 850mAH)
12036
FOR DUNE BUGGY ONLY
RC 390 motor
12039
FOR DUNE BUGGY ONLY
Flange Lock Nut M3 ( 6P) Rear Diff. Outdrive Cups
12056
FOR TRUGGY ONLY
12059
FOR MONSTER TRUCK ONLY
Front Wheels Complete
(Dune Buggy) 2P
12050
FOR TRUGGY ONLY
Rear Wheels Complete
(Dune Buggy) 2P
12051
FOR TRUGGY ONLY
Truggy Wheels
Complete(Fr./Rr.)
Truck Wheels
Complete(Fr./Rr.)
12052 12053
FOR MONSTER TRUCK ONLY FOR MONSTER TRUCK ONLY
Wing Stay + Brace
12044
FOR DUNE BUGGY
Side Plate Braces
12060
FOR MONSTER TRUCK
/TRUGGY
Front Body Post+Rear
Body Posts
12040
FOR DUNE BUGGY ONLY
Bumpers Assembly
12041
FOR DUNE BUGGY ONLY
Switch Mount
S011
Motor Pinion Gears 12T +
Set Screws 3*3mm(2P)
S016
Dune Buggy Body ( Red)
S018
Dune Buggy Body ( Green)
S020
Countersunk Self Tapping
Screw 2*15mm (12P) Set Screw 3*3mm (12P)
Round Head Self Tapping
Screw 2.6*8mm(12P)
Countersunk Self Tapping
Screw 2.6*8mm (12P)
NOTE: THE PART IMAGES MAY VARY FROM THE ACTUAL PARTS.
S029
REPLACEMENT PART LIST-4
S038 S061 S062
Round Head Self Tapping
Screw 2.6*10mm(12P)
S071
Countersunk Self Tapping
Screw 2*9mm (12P)
S089
Countersunk Self Tapping
Screw 2.6*6mm (12P)
S093
Countersunk Screw
3*10mm (12P)
S100
Round Head Self Tapping
Screw 3*6mm(12P)
Round Head Self Tapping
Screw 2.6*6mm(12P)
S138 S152
Round Head Self Tapping
Screw 2*6mm(12P)
S160
Round Head Screw
2.5*8mm(12P)
S161
Countersunk Self Tapping
Screw 2.6*10mm (12P)
S162
Step Screws
3.5*4.5-3*4.6mm(12P)
S163
Flange Head Self Tapping
Screws 2.6*8mm (12P)
S164
Round Head Self Tapping
Screws 2.6*12mm (12P)
S165
Countersunk Self Tapping
Screw 2.6*18mm (12P)
S166
Round Head Self Tapping
Screws 2.6*18mm (12P)
S167
Flange Head Self Tapping
Screws 2*6mm (12P)
P100
Cap Head Screws
2*6mm (12P)
16014
Round Head Self Tapping
Screws 2.3*16mm (12P)
Flange Head Self Tapping
Screws 2.3*8mm (12P) Body Post Pads (12P)
Steering Hub Step
Screws(8P)
NOTE: THE PART IMAGES MAY VARY FROM THE ACTUAL PARTS.
12900
REPLACEMENT PART LIST-5
12901 12902 12903
Charger (UL STANDARD) Charger (EU STANDARD) Charger (UK STANDARD)
Charger (SAA AUSTRALIA
STANDARD)
12904
Charger Balancer Short-Course Bumpers Short-Course Body Posts Short-Course Tires
Short-Course Wheel Rims
Short-Course Wheels
Complete
12070
FOR TRUGGY ONLY
12071
FOR TRUGGY ONLY
12080 12081
FOR MONSTER TRUCK ONLY FOR MONSTER TRUCK ONLY
Truggy Body ( Red)
12228XP
Truggy Body ( Green) Truck Body ( Red) Truck Body ( Green)
Slipper Pads/Load Spring
NOTE: THE PART IMAGES MAY VARY FROM THE ACTUAL PARTS.
12220
OPTIONAL PART
OPTIONAL PART LIST
12203
OPTIONAL PART
12204
OPTIONAL PART
12210
OPTIONAL PART
Metal Drive Shafts
12211
OPTIONAL PART
Front Aluminum Shock Set Rear Aluminum Shock Set
Aluminum Chassis Side
Plates A
12212
OPTIONAL PART
12213
OPTIONAL PART
12214
OPTIONAL PART
Aluminum Chassis Side
Plates B Aluminum Servo Cover
Aluminum Shock Tower
(Front And Rear)
Aluminum Suspension
Mount(2pcs)
NOTE: THE PART IMAGES MAY VARY FROM THE ACTUAL PARTS.
S162
REAR DIFF. ASSEMBLY-1
S011
S038
12019P
12011
S038
12011P
12019P
12011P
16010
12017
12017
16010
12011
REAR DIFF. ASSEMBLY-2
S161
12011
12005
12042
16008
12011
16008
12011
12042
12005
S161
15
REAR DIFF. ASSEMBLY-3
12006
12006
BATTERY COVER ASSEMBLY
S029
S029
12009
12009
12012
12009
S165
S165
12025
12009
SERVO ASSEMBLY
12027
12003
S167
12009
12009
12009
12030
FINISHED
16
12043
S165
12012
MOTOR/SPUR GEAR INSTALLATION
S165
12012
12011
12006
12011
S016
S100
12029
Make sure the gear mesh is set properly.
Double-check the motor pinion screw and the spur gear nut are tightened firmly.
12006
FINISHED
S020
S020
17
MAIN UNIT ASSEMBLY-1
S061
12027
12009
S061
12009
12027
S029
S029
12002
12009
12001
12002
S061
S061
12024
FINISHED
18
MAIN UNIT ASSEMBLY-2
S020
S020
S061
S061
FINISHED
19
Please completely read and understand the entire manual before using, assembling and/or disassembling your remote controlled car.
Thank you for purchasing our product.
This product is an authentic remote controlled vehicle (RC vehicle). It is not a toy.
Read and understand this instruction manual thoroughly before operating the vehicle.
If you are not familiar with RC vehicles, we recommend that seek out RC experts for reliable advice.
WARNINGS
-This R/C vehicle is intended for persons over 14 years of age. Children under 14 years of age should
only operate this car under supervision by an adult.
-To avoid losing control of your car, do not operate near other electric remote controlled products.
-Please operate your vehicle in a spacious area. Never operate your vehicle in crowded street.
-This product is fully assembled at factory. We do not take any responsibility for damage and/or
accidents that occur as the result of custom modifications and/or incorrect operation.

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