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24 • SLASH  4x4

MAINTAINING YOUR MODEL

Your model requires timely maintenance in order to stay in top running 
condition. 

The following procedures should be taken very seriously.

Frequently inspect the vehicle for obvious damage or wear. Look for:

1.   Cracked, bent, or damaged parts 
2.   Check the wheels and steering for binding. 
3.   Check the operation of the shock absorbers. 
4.   Check the wiring for any frayed wires or loose connections.
5.   Check the mounting of the receiver and servo(s) and speed control.
6.   Check the tightness of the wheel nuts with a wrench.
7.   Check the operation of the radio system, especially the condition of the batteries.
8.   Check for any loose screws in the chassis structure or suspension.
9.   Check the operation of the steering servo and ensure that it is not binding. 
10. Inspect the gears for wear, broken teeth, or debris lodged between the teeth. 
11. Check the tightness of the slipper clutch.

Other periodic maintenance:

• 

Slipper clutch pads

 (friction material): 

Under normal use, the friction material 
in the slipper clutch should wear very 
slowly. If the thickness of any one of the 
slipper clutch pads is 1.8mm or less, the friction 
disc should be replaced. Measure the pad thickness 
using calipers or measuring against the diameter of the 
1.5 and 2.0mm hex wrenches provided with the model.

• 

Chassis

: Keep the chassis clean of accumulated dirt and grime. 

Periodically inspect the chassis for damage.

• 

Suspension

: Periodically inspect the model for signs of damage such as 

bent or dirty suspension pins, bent turnbuckles, loose screws, and any 
signs of stress or bending. Replace components as needed.

• 

Steering

: Over time, you may notice increased looseness in the steering 

system. The tie rod ends may wear out from use (Traxxas Parts #2742 and 
#5525). Replace these components as needed to restore factory tolerances. 

• 

Shocks

: Keep the oil level in the shocks full. Use only 100% pure silicone 

shock oil to prolong the life of the seals. If you are experiencing  
leakage around the top of the shock, inspect 
the bladder in the top cap for signs of 
damage or distortion from overtightening.  
If the bottom of the shock is leaking, then it  
is time for a rebuild. The Traxxas rebuild kit  
for two shocks is part #2362.  

• 

Driveline

: Inspect the driveline for signs of 

wear such as worn drive yokes, dirty axle half 
shafts, and any unusual noise or binding. If a 
U-joint pops apart, then it is time to replace 

the part. Remove the gear cover. Inspect the spur gear for wear and check 
the tightness of the set screws in the pinion gears. Tighten, clean, or 
replace components as needed.

Storage

When you are through running the model for the day, blow it off with 
compressed air or use a soft bristled paint brush to dust off the vehicle. 
Always disconnect and remove the battery from the model whenever the 
model is stored. If the model will be stored for a long time, also remove the 
batteries from the transmitter.

Suspension and slipper clutch assembly removal

The Slash 4X4 was designed with ease of disassembly in mind. The entire front 
and rear suspension assemblies can be removed from the chassis fully intact 
with the removal of only a few screws. Refer to the exploded views included in 
the Slash 4x4 Service Support Guide for complete assembly diagrams.

Removing the front suspension module

 

1. Remove the two 4x12 button-head cap screws from the front of the chassis. 
2. Remove the two 4x10 button-head cap screws from the top of the chassis. 
3. Remove the 3x15 button-head cap screw from the steering link under the chassis.  
4. Pull the front suspension assembly away from the chassis.

Removing the rear suspension module (Slipper clutch assembly removal) 

1. Remove the two 4x12 button-head cap screws from the top of the chassis. 
2. Remove the two 4x12 button-head cap screws from the bottom of the chassis. 
3.  Pull the rear suspension assembly away from the chassis.
4.  The slipper clutch assembly can now be removed.

Always wear eye protection 
when using compressed 
air or spray cleaners and 
lubricants.

High performance vehicles 
generate small vibrations 
while driving. These 
vibrations may loosen 
hardware over time and 
require attention. Always 
check your wheel nuts and 
other hardware and tighten 
or replace when necessary.

10

The rear bulkhead (skid plate 
under spur gear) has two 
small holes in the bottom. 
These are for drainage of this 
area when running in very 
wet conditions. To keep extra 
dust/dirt out of the spur 
gear, 3mm set screws can be 
installed into these holes to 
limit dirt entry.  Use Traxxas 
Part #2743 (sold separately).

4x10BCS

4x12BCS

4x12BCS

4x12BCS

3x15BCS

Rear Suspension 

Assembly

Front Suspension 

Assembly

Slipper Clutch 

Assembly

Summary of Contents for Slash4x4 68086-1

Page 1: ...owner s manual MODEL 68086 1...

Page 2: ...e sure and read through the rest of the manual to learn about important safety maintenance and adjustment procedures Turn to page 8 to begin 3 BEFORE YOU PROCEED 4 SAFETY PRECAUTIONS 6 TOOLS SUPPLIES...

Page 3: ...assistance is also available at Traxxas com support You may also e mail customer support with your question at support Traxxas com Join thousands of registered members in our online community at Trax...

Page 4: ...ty to charge and care for the battery packs properly In addition to your battery and charger instructions here are some more tips to keep in mind Do not charge batteries inside of an automobile Do not...

Page 5: ...tteries Do not attempt to charge LiPo batteries with the Traxxas charger included in this package Make sure you understand how to use your LiPo batteries Be aware that Traxxas shall not be liable for...

Page 6: ...S SUPPLIES AND REQUIRED EQUIPMENT Your model comes with a set of specialty metric tools You ll need to purchase other items available from your hobby dealer to operate and maintain your model 4 AA alk...

Page 7: ...own Caster Block Steering Block Battery Receiver Box Antenna Mount Front Suspension Arm Front Bumper Steering Servo Shock Toe Link Front Camber Link Rear Camber Link Rear Shock Tower Traxxas High Curr...

Page 8: ...from outside sources 3 Install batteries in the transmitter See page 12 8 Detail your model See sidebar page 9 The transmitter requires 4 AA alkaline batteries sold separately Apply other decals if d...

Page 9: ...t energize the electromagnetic windings in sequence to provide rotation Opposite of a brushed motor the brushless motor has its windings coils on the perimeter of the motor can and the magnets are mou...

Page 10: ...lder tabs Transmitter The hand held radio unit that sends throttle and steering instructions to your model Trim The fine tuning adjustment of the neutral position of the servos made by adjusting the t...

Page 11: ...0 for more info Link Button LED Sensor Expansion Port V T Voltage Temp Sensor Port RPM RPM Sensor Port BATT CH5 Battery Channel 5 CH4 Channel 4 CH3 Channel 3 CH2 Speed Control CH1 Steering Servo CH1 C...

Page 12: ...the correct orientation as indicated in the battery compartment 3 Reinstall the battery door and snap it closed 4 Turn on the transmitter and check the status indicator for a solid green light If the...

Page 13: ...included foam block in the front of the battery compartment The Traxxas High Current Connector Your model is equipped with the Traxxas High Current Connector Standard connectors restrict current flow...

Page 14: ...transmitter and start over Always turn on the transmitter before plugging in the battery RADIO SYSTEM BASIC ADJUSTMENTS Throttle Neutral Adjustment The throttle neutral adjustment is located on the t...

Page 15: ...ttle trigger is at neutral Warning Do not apply full throttle in forward or reverse while the model is elevated 8 Once adjustments are made turn off the receiver on your model followed by the hand hel...

Page 16: ...ing Sensitivity Negative Exponential By turning the Multi Function knob clockwise the steering sensitivity of the model will be decreased Note that a relatively large amount of steering wheel travel r...

Page 17: ...actory defaults Otherwise you may not get the best performance from your speed control The transmitter should be adjusted as follows If the transmitter settings have been adjusted reset them to the fa...

Page 18: ...drive SelectingTrainingMode Profile 3 50 Forward 100 Brakes 50 Reverse 1 Connect a fully charged battery pack to the VXL 3s and turn on your transmitter 2 With the VXL 3s off press and hold the EZ Se...

Page 19: ...tank is A 3000mAh battery pack will theoretically run twice as long as a 1500mAh sport pack Because of the wide variation in the types of batteries that are available and the methods with which they...

Page 20: ...ditions The motor will be cooled by water contact and will not give an accurate indication of appropriate gearing Use special care when operating your model in muddy conditions Stop operating your mod...

Page 21: ...e the receiver from the box simply lift it out and set to the side The antenna wire is still inside the clamp area and cannot be removed yet 3 Remove the wire clamp by removing the two 2 8x8mm cap scr...

Page 22: ...le to set the camber accurately Adjust the front wheels to 1 2 of negative camber In the rear adjust the wheels to 1 2 of negative camber These adjustments should be set with the truck positioned at i...

Page 23: ...iver s LED 3 Turn the transmitter power switch on Make certain the transmitter s batteries are not depleted 4 Turn the transmitter s steering trim knob to the center 0 position 5 Disconnect motor wire...

Page 24: ...Inspect the driveline for signs of wear such as worn drive yokes dirty axle half shafts and any unusual noise or binding If a U joint pops apart then it is time to replace the part Remove the gear cov...

Page 25: ...ion move the inner camber link ends up to a different attachment hole Position 1 or 2 Position 4 is the stock setting To lower the roll center further move the outer camber link ends to the lower posi...

Page 26: ...r for proper charging use and storage of LiPo batteries Make sure you understand how to use your LiPo batteries See Safety Precautions and warnings on page 4 for more information TEMPERATURES AND COOL...

Page 27: ...ely to overturn on high traction surfaces From the factory the front differential is filled with SAE 30 000W viscosity silicone oil The rear differential is filled with grease but can also be tuned wi...

Page 28: ...of the case 8 To reinstall the differential reverse the steps Refilling the differential 1 Remove the four 2 5x10mm screws from the differential case and carefully pull the diff case halves apart Work...

Page 29: ...settings you select will represent what you wish to be the servo s maximum travel the Steering Percentage or Braking Percentage functions will not override the End Point settings Steering and Throttle...

Page 30: ...k green four times repeatedly 4 Press SET once The status LED will blink green once repeatedly 5 Press MENU once The status LED will blink green twice repeatedly 6 Press SET The memory is now selected...

Page 31: ...esired end point and press set to save To reset max throw Let go of controls and press SET The Menu Tree below shows how to navigate through the TQi transmitter s various settings and functions Press...

Page 32: ...LED blinks Press SET red LED blinks x3 Press MENU twice red LED blinks x3 Turn steering wheel to desired max left and right travel x8 Press SET to save each position Turn steering wheel to test settin...

Page 33: ...r averages Use the recording function to document your dashboard view with sound so that you can keep your eyes on your driving and not miss a single apex Manage up to 30 Models with Traxxas Link The...

Page 34: ...owner s manual 6250 TRAXXAS WAY McKINNEY TEXAS 75070 1 888 TRAXXAS 150130 68086 1 OM EN R01...

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