Horizon Hobby LOS04021T1 Instruction Manual Download Page 5

5

EN

LMT SOLID AXLE 4WD MONSTER TRUCK • RTR: INSTRUCTION MANUAL

DRIVING PRECAUTIONS 

•  Maintain sight of the vehicle at all times.
•  Routinely inspect the vehicle for loose wheel hardware. 
•  Routinely inspect the steering assembly for any loose hardware. Driving the vehicle off-road 

can cause fasteners to loosen over time.

•  Do not drive the vehicle in tall grass. Doing so can damage the vehicle or electronics.

CAUTION:

 Do not discharge a Li-Po battery below 3V per cell. Batteries discharged 

to a voltage lower than the lowest approved voltage may become damaged, 

resulting in loss of performance and potential fire when batteries are charged.

•  Do not apply forward or reverse throttle if the vehicle is stuck.  

Applying throttle in this instance can damage the motor or ESC.

•  After driving the vehicle, allow the electronics to cool before driving the vehicle again.

IMPORTANT:

 Keep wires away from all moving parts.

POWERING ON THE VEHICLE

1. Center the ST TRIM and TH TRIM dials on the transmitter and turn it on.

2. Install a fully charged battery pack per the 

Installing the Battery

 section.

3. Power on the ESC. 

BEFORE RUNNING YOUR VEHICLE

1. Check for free suspension movement. All suspension arms and steering components should 

move freely. Any binds will cause the vehicle to handle poorly. 

TIP:

 To increase the ride height and ground clearance of your vehicle, screw down the 

shock collars to compress the springs.

2. Charge a battery pack. Always charge the battery pack as per the battery and/or charger 

manufacturers’ instructions.

3. Set the transmitter steering trim. Follow the instructions to set the steering trim/subtrim so 

that the vehicle drives straight with no input to the steering.

4. Perform a Control Direction Test.

1. Press and hold the bind button, and 

Power ON the receiver; the orange 

LED will begin to flash.

2. Set the trims and control positions 

at the desired failsafe settings, 

press and hold the bind button, 

and power ON the DX3 Smart 

transmitter.

3. When the orange LED on the DX3 

Smart transmitter remains lit, it is 

connected to SR315 receiver.

You must rebind when:

•  Different failsafe positions are desired e.g., when throttle or steering reversing has been changed.
•  Binding the receiver to a different transmitter.

Bind Button

WARNING:

 Do not kink, cut or damage the antenna wire. The antenna is made of 

a coaxial wire; if the outer sheath becomes damaged, the receiver will not work 

properly. If the antenna is damaged in any way, replace the antenna before attempting to 

use the receiver. 

SR315 RECEIVER

BINDING THE RECEIVER

Binding is the process of programming the receiver to recognize the GUID (Globally Unique 

Identifier) code of a single specific transmitter. In the event of a loss of signal the receiver will 

default the servo outputs to the failsafe position. The failsafe positions are set during binding; 

Leave the throttle and steering at the neutral positions during binding.

Specifications

Type:

 Dual Protocol 3 Ch Receiver (SLT/DSMR)

Dimensions (LxWxH):

 

32.5 x 21.5 x 12.4mm

Antenna Length:

 90mm

Channels:

 3 

Weight:

 6g 

Band: 

2.4GHz

Voltage Range:

 3.5–9.6V

Bind Type: Bind Button

Failsafe:

 Hold the steering wheel and throttle trigger in the 

desired failsafe positions during binding

STR THR

BATT

AUX 1

RECEIVER ANTENNA

The SR315 receivers feature a coaxial antenna design for easy installation in almost any model. 

Think of the last 1 inch (32mm) on the tip of the antenna as the active portion of the antenna, 

the coaxial portion leading up to it is just an extension. Install the antenna so the active portion is 

positioned as high as possible in the vehicle, and not “in the shadow” of any carbon fiber or metal. 

The case of the receiver can accept an antenna tube directly, making optimal antenna placement 

easy (antenna tube not included).

This transmitter requires 4 AA batteries
1.  Remove the battery cover from the transmitter.
2.  Install the batteries as shown.
3.  Install the battery cover.

CAUTION:

 Never remove the transmitter batteries while the 

model is powered ON. Loss of model control, damage, or injury may 

occur.

CAUTION:

 If using rechargeable batteries, charge only 

rechargeable batteries. Charging non-rechargeable batteries may 

cause the batteries to burst, resulting in injury to persons and/or damage 
to property.

CAUTION:

 Risk of explosion if battery is replaced by an incorrect 

type. Dispose of used batteries according to national regulations.

TRANSMITTER BATTERY INSTALLATION

Summary of Contents for LOS04021T1

Page 1: ...erials thoroughly Horizon Hobby is not responsible for inadvertent errors in this manual INSTRUCTION MANUAL BEDIENUNGSANLEITUNG MANUEL D UTILISATION MANUALE DI ISTRUZIONI LMT SOLID AXLE 4WD MONSTER TR...

Page 2: ...f control so it is advisable to always keep a safe distance in all directions around your model as this margin will help avoid collisions or injury Never operate your model with low transmitter batter...

Page 3: ...ter that has collected in the tires by spinning them at high speed With the body removed place the vehicle upside down and pull full throttle for a few short bursts until the water has been removed CA...

Page 4: ...put to 50 75 100 Select 50 or 75 for less experienced drivers or when you are driving the vehicle in a small area Power LED Solid red lights Indicates radio connectivity and adequate battery power Fla...

Page 5: ...itions are desired e g when throttle or steering reversing has been changed Binding the receiver to a different transmitter Bind Button WARNING Do not kink cut or damage the antenna wire The antenna i...

Page 6: ...detected the ESC continuously sounds 1 beep with a 2 second pause x x x Power OFF the ESC and ensure the radio system is operating correctly NOTICE Always disconnect the battery from the ESC after op...

Page 7: ...iency and cause damage to the motor and or ESC by overload or overheating NOTICE Always ensure the motor timing is set correctly Failure to set the motor timing correctly can result in damage to the m...

Page 8: ...erature of the motor and speed control to ensure you are operating within the temperature range of the components The motor or ESC should never be so hot that it cannot be touched If temperatures are...

Page 9: ...rings and spacer Clean the shock body Install new O rings re install the spacer replace the O ring and install the lower shock cap DO NOT TIGHTEN Install the shock shaft through the shock bottom and...

Page 10: ...e with the front universal This will provide enough clearance to remove the differential from the axle housing 6 Check the ring and pinion as well as the bevel gears in the differential Replace as nee...

Page 11: ...3 Remove the lower 4 link bars from the axle housing 4 The axle housing is now free Remove the third member and pinion gear from the axle mount 5 Remove one side of the axle housing with the axle and...

Page 12: ...OS242032 LOS242044 LOS242032 LOS241034 LOS241034 LOS241052 LOS241052 LOS241033 LOSA6940 LOS241035 TLR5909 TLR5905 LOS241039 LOS241047 LOS241043 LOS241049 LOS241050 LOS241028 LOS240016 LOS241043 LOS241...

Page 13: ...the two screwpins holding the front and rear drivelines and remove the center halves of the driveline This will provide enough clearance to remove the differential out of the bottom of the vehicle 4 C...

Page 14: ...OS241051 Rear Body Support and Body posts Blue LMT LOS241053 Wheelie Bar Set Blue LMT LOS242029 Wheel Hex Screw Pin 10 LMT LOS242030 AxleHousingSetComplete Rear LMT LOS242031 AxleHousingSetComplete Fr...

Page 15: ...n Hd Screws M3 x 18mm 10 TLR5906 Button Hd Screws M3 x 35mm 10 TLR5909 Button Head Screws M3x16mm 10 TLR5910 Button Head Screws M3 x 14mm 10 TLR5911 Button Head Screws M3 x 20mm 10 TLR5930 Cap Head Sc...

Page 16: ...5CST 2OZ TLR74003 SIL SHOCK OIL 22 5WT 223CST 2OZ TLR74004 SIL SHOCK OIL 25WT 250CST 2OZ TLR74005 SIL SHOCK OIL 27 5WT 294CST 2OZ TLR74006 SIL SHOCK OIL 30WT 338CST 2OZ TLR74007 SIL SHOCK OIL 32 5WT 3...

Page 17: ...to accept the liability associated with the use of the Product purchaser is advised to return the Product immediately in new and unused condition to the place of purchase Law These terms are governed...

Page 18: ...nce 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 Reor...

Page 19: ...pektrum trademark is used with permission of Bachmann Industries Inc Grave Digger and Son Uva Digger and all related logos and characters designs are intellectual property of and used under license fr...

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