Stels 850 GUEPARD User manual

OPERATION MANUAL
650/800/850 GUEPARD
www.velomotors.ru

WARNING!
Driving a disabled vehicle may cause severe injuries or
death
Always use a helmet and
protective gear when
driving the vehicle
Do not use drugs
or drink alcohol prior to
or while driving

650/800/850 GUEPARD
Let us congratulate you on buying the vehicle category T3b 650/800/850 GUEPARD !
This Manual will help you to ain insight into the vehicle category T3b basic specifications and
operation principle, acquire basic knowledge concerning the vehicle category T3b peculiarities,
as well as master the vehicle driving skills.
This Manual provides relevant information on the vehicle category T3b safe operation, as well as the
driving technique recommendations for acquiring the necessary driving skills.
Finally the Manual presents the maintenance regulation and the appropriate procedure description.
Should further questions concerning the vehicle category T3b operation/maintenance arise, please
contact your vendor or maintenance facilities providing STELS motor vehicle after-sales services.
For the purpose of product quality improvement, the manufacturer reserves the right to modify the
products. Thus, some differences between your vehicle category T3b and this Manual may occur.
For all modifications, additions, new products and other useful and interesting information, please visit our
web site: www.velomotors.ru
RELEVANT SAFETY INFORMATION:
- THE VEHICLE CATEGORY T3b IS DESIGNED FOR DIRT ROAD AND OFF - ROAD MOVEMENT. PRIOR TO
DECIDING WHERE TO USE THE VEHICLE CATEGORY T3b, REVIEW THE RELEVANT LAWS, NORMS AND
REGULATIONS.
IT IS NOT RECOMMENDED TO DRIVE THE VEHICLE CATEGORY T3b ON THE ROADS AND HIGHWAYS
WITH ASPHALT OR OTHER COVERING.
- READ THIS MANUAL IN FULL PRIOR TO OPERATING THE VEHICLE CATEGORY T3b AND MAKE SURE
TO UNDERSTAND ALL THE INSTRUCTIONS.
- STRICTLY FOLLOW THE INSTRUCTIONS OF THE WARNING PLATES ON THE VEHICLE CATEGORY T3b.
- AS THIS VEHICLE BELONGS TO THE VEHICLE CATEGORY T3b CLASS WITH ENGINE DISPLACEMENT OF
MORE THAN 50 CM, IT CANNOT BE DRIVEN BY PEOPLE UNDER THE AGE OF 16. 1
INTRODUCTION
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650/800/850 GUEPARD SAFETY PLATES
IGNORANCE OF THE WARNINGS INDICATED IN THIS MANUAL MAY CAUSE SEVERE INJURIES
OR DEATH! CRITICAL INFORMATION IS MARKED AS FOLLOWS:
- Hazard warning signs indicate: DANGER! CAUTION!
SAFETY THREAT!
- Nonobservance of instructions may cause severe
injuries or death of the driver, people around or a person
inspecting or repairing the vehicle.
- WARNING on extra caution required to prevent the
vehicle damage.
NOTE : - Below the NOTE heading the relevant information
facilitating the performance of particular actions or
explaining the above mentioned is given.
2
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CONTENTS 650/800/850 GUEPARD
3
CONTENTS
Fuelling..............................................................31
Shock absorber adjustment..............................32
Seat removal.....................................................33
Storage compartment.......................................34
Glove box..........................................................34
DC electric connectors......................................35
Front trunk.........................................................35
Rear trunk.........................................................35
ENGINE PRESTART CHECK
Check list...........................................................36
Fuel...................................................................38
Engine oil..........................................................38
Gear oil..............................................................38
Cooling agent....................................................38
Braking system..................................................39
Brake fluid leakage....................................................39
Brake operation.........................................................39
Throttle lever arm................................................40
Tyres...................................................................40
Air pressure measurement........................................41
Tyre wear control..................................................41
Chassis fixture components.................................41
Lighting devices, switches....................................41
SAFETY
GENERAL PRECAUTIONS..........................................6
FUELLING SAFETY PRECAUTIONS...........................9
PROTECTIVE CLOTHING AND DEVICES................10
SAFETY WARNING
PLATES ARRANGEMENT.........................................11
DESCRIPTION
Getting to know
he vehicle category T3b...........
.14
Identification numbers................................................15
Performance specifications........................................17
Dashboard indicators.................................................20
Dashboard (parameter settings)................................21
Engine self-diagnosis....................................22
Injection system fault codes..............................22
CONTROLS OPERATION
Left switch unit............................................................23
Right switch unit................................................
24
Throttle lever arm........................................................26
Speed limiting device........................................
27
Electromechanical power steering....................28
Brake levers and pedal.....................................29
Ignition switch...................................................30
Transmission gear lever....................................30
Fuel tank cap..................................................31
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4
650/800/850 GUEPARD CONTENTS
OPERATION
Engine start................. .........................................42
Transmission gear lever control................ .......43
Engine running-in...................................... .......44
Parking............................................................45
Parking on slopes...........................................45
Transportation of loads...................................46
DRIVING THE VEHICLE category T3b
Explore your vehicle category T3b...............................48
Training course............................................................48
Gear..............................................................................50
Preliminary checks before operation.......................51
Speed limiting device.................................................51
Transportation of loads and extra equipment.........52
Accessories..................................................................52
Exhaust system...........................................................53
Driving...........................................................................53
Use caution while driving............................................54
Motion start..................................................................56
Turning....................................................................57
Going uphill..................................................................58
Going downhill........................................................61
Going across the slope................................................62
Crossing the fords................................................63
Cross-country movement............................................65
Skidding and drifting.................................................65
Reverse movement................................................66
4WD/LOCK driving mode characteristics...............67
PERIODIC MAINTENANCE
AND MINOR DEFECT REPAIR
Maintenance procedure.............................................68
Lubrication recommendations...........................75
Panel removal and installation.................................76
Footrest removal and installation..................................77
Trunk removal and installation.................................77
Spark plug check..........................................78
Engine oil level check......................................79
Engine oil and filter replacement...........................80
Front axle housing oil replacement.......................81
Rear axle housing oil replacement..................82
Transmission gear oil replacement.........................83
Cooling agent level check.......................................84
Brake lever free travel....................................85
Brake pedal height check...............................85
Brake fluid level check............................................86
Brake fluid replacement............................................87
manufacture website : stelsoffroad.com
CONTENTS 650/800/850 GUEPARD
5
RELEVANT INFORMATION !
Provided the product is operated properly its service lifetime is 5 years.
Pre-Sale Preparation.........................................100
Scrappage....................................................102
Warranty service provisions...............................103
Warranty certificate............................................105
Servicing...........................................................106
Electric circuit diagram.......................................108
Control unit electric diagram...............................112
Small wiring harness electric diagram...............114
Lighting engineering...........................................115
Dachboard electric diagram..............................116
EPS electric diagram..........................................117
Cut - out and relay unit electric diagram.............118
Trailer plait, fog lamp and fan harness ..............119
Notes..................................................................121
Brake lining check.....................................................87
Throttle lever free travel.........................................88
Wheel removal and installation................................89
Headlamp check and adjustment.............................90
Headlamp bulb replacement....................................91
Valve expansion gap adjustment..............................91
Dust covers..............................................................91
Filter cartridge replacement......................................92
Fuse replacement.....................................................93
Accumulator charge and storage................................94
Vehicle category T3b
washing................................95
Short-term storage...............................................96
Long-term storage and preservation....................96
The vehicle category T3b transportation............98
Packing, transportation........................................99
manufacture website : stelsoffroad.com

CONTENTS 650/800/850 GUEPARD
5
RELEVANT INFORMATION !
Provided the product is operated properly its service lifetime is 5 years.
Pre-Sale Preparation.........................................100
Scrappage....................................................102
Warranty service provisions...............................103
Warranty certificate............................................105
Servicing...........................................................106
Electric circuit diagram.......................................108
Control unit electric diagram...............................112
Small wiring harness electric diagram...............114
Lighting engineering...........................................115
Dachboard electric diagram..............................116
EPS electric diagram..........................................117
Cut - out and relay unit electric diagram.............118
Trailer plait, fog lamp and fan harness ..............119
Notes..................................................................121
Brake lining check.....................................................87
Throttle lever free travel.........................................88
Wheel removal and installation................................89
Headlamp check and adjustment.............................90
Headlamp bulb replacement....................................91
Valve expansion gap adjustment..............................91
Dust covers..............................................................91
Filter cartridge replacement......................................92
Fuse replacement.....................................................93
Accumulator charge and storage................................94
Vehicle category T3b
washing................................95
Short-term storage...............................................96
Long-term storage and preservation....................96
The vehicle category T3b transportation............98
Packing, transportation........................................99
manufacture website : stelsoffroad.com

6
650/800/850 GUEPARD SAFETY PRECAUTIONS
Driving a vehicle category T3b differs essentially from driving any other vehicle such
as motorbikes or automobiles. Violation of safety precautions may cause an accident or vehicle
roll-over, even during such simple maneuvers as turning, uphill-downhill movement and obstacle
crossing. Violation of the vehicle category T3b safe operation rules stated below may cause
SEVERE INJURIES AND DEATH.
THE VEHICLE CATEGORY T3b IS NOT A TOY! DRIVING MAY BE DANGEROUS!
● Read carefully this Manual and all the notes, and fully observe all safety recommendations.
● Handle the vehicle category T3b strictly following the instructions provided in this Manual and on warning
plates.
● Do not start operating the vehicle category T3b without preparatory training or instruction.
● Follow the recommendations concerning the age of the driver: Children under the age of 16 CANNOT
drive the vehicle category T3b with engine displacement of more than 50 cm³.
● Do not let your acquaintances operate the vehicle category T3b without studying this Manual or taking
preparatory training.
● It is not recommended to operate the vehicle category T3b on highways, roads and streets with
hard surface.
● While driving on dirt roads and general use streets, watch closely the movement of other vehicles. Make
sure that the local law does not prohibit the vehicle category T3b movement on dirt roads.
● Do not use the vehicle category T3b without wearing a certified and correctly fastened helmet of the right
size. Also wear protective goggles, face covering mask or shield, as well as gloves, half-boots or boots,
long-sleeved shirt or jacket, and pants.
● Do not use drugs or drink alcohol prior to or while driving.
● Do drive too fast. Choose speed according to the road condition, the visual range and your experience in
driving this vehicle.
manufacture website : stelsoffroad.com

SAFETY PRECAUTIONS 650/800/850 GUEPARD
7
● Do not try to drive on two rear wheels, jump or perform other stunts.
● Always check your vehicle category T3b before driving to be sure of its correct operation.
Comply with the inspection and maintenance procedure and schedule indicated in the Operation Manual.
● While moving always hold the steering wheel with both hands and keep your feet on the footrest.
● While moving across an unfamiliar territory do not accelerate and be most careful. Be ready for a sudden
change of the surface relief.
● It is not recommended to drive the vehicle category T3b on extremely uneven surfaces, slippery
or loose grounds until you master the skills of driving the vehicle category T3b in such conditions.
Be most careful on such track sections.
● Always observe the turning technique indicated in this Manual.
● It is recommended to practice turning at low speed before you start turning at higher speed.
Never turn at extremely high speed.
● Do not go up the slopes with the angle exceeding 15° or if your level of mastery is not sufficient for it.
Practice crossing small obstacles and only then try to cross high hills.
● Always observe the technique of going uphill indicated in this Manual. Carefully study the territory before
going uphill. Avoid slopes with extremely slippery or loose surface. Do not open the throttle abruptly or shift
gears. Do not cross the hill point at high speed.
● Always observe the downhill technique indicated in this Manual. Carefully study the territory before going
downhill. Shift your body weight backward. Do not go downhill at high speed. Do not go downhill at an
angle that may cause the vehicle to incline abruptly to one side. Go downhill in a straight line if possible.
● Always observe the slope crossing technique indicated in this Manual. Try to avoid driving on hills with
excessively slippery or loose surface. Shift your body weight to the top side of the vehicle category T3b.
Do not try to make a U-turn on a hill before mastering the turning technique on level ground.
● If the engine cuts out or the vehicle category T3b starts to retract while going uphill, act quickly
and precisely to ensure the maximum safety for yourself and people around. To prevent the spontaneous
engine cut-out while going uphill, preselect the right gear and maintain a constant speed.
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8
650/800/850 GUEPARD SAFETY PRECAUTIONS
● Observe the relevant regulations, if you need to stop or reverse while going uphill. Apply braking techniques
provided in this Manual.
● Dismount the vehicle category T3b to the higher slope side. Turn the vehicle category T3b about and
mount the vehicle observing the recommendations provided in the Manual.
● Prior to moving on an unfamiliar territory always take notice of obstacles. Do not try to go through such
obstacles as large boulders or fallen trees. When going through an obstacle, follow the relevant instructions
provided by this Manual.
● Be careful in case of skidding and drifting. Master the controlled drifting technique. For that purpose it is
recommended to practice this technique at low speed on a flat, level ground. When crossing ice-covered
sections, move carefully at minimal speed in order to reduce the uncontrolled drifting or skidding risk.
● Do not ford a swift-flowing river or a river with water level exceeding the depth recommended by this Manual.
Move slowly and uniformly, keep the balance, avoid abrupt movements, turns or stops. Do not shift gears
abruptly. Always remember that wet braking gears are inefficient. Make sure to check the brakes upon
exiting from water. Push the brake several times while moving at a low speed to dry the brake pads
if necessary.
● When reversing, make sure that there are no obstacles or people behind the the vehicle category T3b.
Move slowly and do not turn at acute angle while reversing.
● Use only t yres of size and type specially designed for your the vehicle category T3b and
recommended by this Manual. Always maintain the required tyre inflation pressure.
● Do not restyle your vehicle category T3b by installing inappropriate accessories on it.
● Do not exceed the maximum permissible carrying capacity of your vehicle category T3b.
● The load shall be distributed correctly and fastened securely. When transferring a load or a trailer, slow
down and follow the instructions provided in this Manual.Make sure to consider the braking path increase.
● Do not leave the keys in the vehicle ignition switch if it is standing still or parked, in order to prevent it from
being used without your permission.
● Do not transport children or pets on the trunk.
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SAFETY PRECAUTIONS 650/800/850 GUEPARD
9
● Do not touch the moving and heated parts of the the vehicle category T3b, such as wheels, driveshaft,
exhaust pipe, etc.
Fuelling Safety Precautions
● Always stop the engine when fuelling.
● Do not fill the fuel tank until the engine cools down.
● While fuelling prevent the petrol from getting onto the exhaust pipe and deafener.
●Do not smoke while fuelling and do not fuel the vehicle near sources of sparks, open flame and in other
places, where the fuel burn-up may occur (for example, near the operating heating appliances).
Burning petrol may cause burns.
● When transporting the vehicle category T3b by
another vehicle ensure its horizontal position. Otherwise,
the fuel tank leakage may occur.
● Petrol is poisonous. Seek medical attention in case petrol
gets into the eyes, digestive system, as well as after
a longterm respiratory system exposure to petrol vapor.
● In case of contact with skin, wash it with water and soap.
Change the petrol-spattered clothes.
● Provide maintenance to the vehicle category T3b in a
well - ventilated area. Do not start the engine indoors.
The exhaust gases are poisonous and may cause faint and
death in a short time.
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10
650/800/850 GUEPARD PROTECTIVE CLOTHING
Protective Clothing and Devices
Never operate the vehicle category T3b without special protective
clothing assuring comfort and reducing the probability of injury.
1. Helmet
This is the most important part of your protective gear. A special helmet may
prevent a severe head injury.
2. Eye protection
Sunglasses do not provide appropriate eye protection. Proper safety goggles
or protective mask will protect your eyes. They shall be made of strong
material and kept clean.
3. Gloves
Special finger padded gloves will best ensure comfort and protection.
4. Boots
Durable, high (above the calves), heeled boots, such as motorbike boots, are
the most suitable footwear.
5. Clothing
Always wear long-sleeved clothes and long pants to protect your arms and
legs from injuries. Motorbike pants with knee pads and a jacket with shoulder
pads provide the best protection.
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DRIVING SPECIFIC FEATURES 650/800/850 GUEPARD
11
The purpose of the warning notices placed on the vehicle category T3b is to assure
your safety. Read all the safety instructions on the stickers and strictly follow them. If a phrase
has worn away or come unstuck, contact your vendor for its replacement.
1. 2.
6.
Stickers with warning notices and their location
4.
3.
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5.

12
650/800/850 GUEPARD DRIVING SPECIFIC FEATURES
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7. 8.
9.
DRIVING SPECIFIC FEATURES 650/800/850 GUEPARD
13
manufacture website : stelsoffroad.com
12.
11.
10.

DRIVING SPECIFIC FEATURES 650/800/850 GUEPARD
13
manufacture website : stelsoffroad.com
12.
11.
10.

14
650/800/850 GUEPARD GETTING FAMILIAR
1. Rigidity adjustment nut
2. Deafener
3. Trunk compartment and
tool kit
4. Air filter
5. Hand-brake fluid tank
6. Brake fluid tank
7. Brake pedal
8. Variator belt casing
9. Radiator cap
10. Transmission control
lever
11. Fuel tank cap
12. Accumulator
13. Fuses
14. Engine oil level probe of
the front shock absorber
15. Expansion tank
16. Transmission breather
17. Rear turn indicators
18. Front turn indicators
19. Switch unit (left)
20. Hand-brake lever (left)
21. Dashboard
22. Ignition switch of foot brake
23. Switch unit (right)
24. Throttle lever arm
25. Hand-brake lever (right)
26. Rear-view mirror
27. 12 V electric connector №1
28. Winch control unit
29. Glove box
30. 12 V electric connector №2
31. Additional radiator
32. Tie hitch
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15
IDENTIFICATION 650/800/850 GUEPARD
Write down your vehicle category T3b identification numbers in the spaces provided.
Take the spare key and put it away securely. If you loose the main key, use the spare one to
duplicate it. If you loose both keys, replace the ignition lock and keys.
Vehicle identification number 850cc: Engine serial number 650cc:
VIN structure:
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16
650/800/850 GUEPARD IDENTIFICATION
800сс vehicle model number : 850сс vehicle model number :650сс vehicle model number :
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TECHNICAL SPECIFICATIONS 650/800/850 GUEPARD
17
Vehicle version
Axle №
Unladen mass (kg)
Unladen mass (es) in running order (kg)
Maximum mass (es), as declared by the manufacturer (kg)
Payload (kg)
Technically permissible maximum laden mass(es) of the vechicle (kg)
Total technicaly- permissiblemass of tractor-trailer (kg)
Tyre pressure
Tyre dimension
650G-T;
650G-ST;
800G-ST
800G-T
650G-TE;
800G-TE;
850G-TE
850G-PE
AT26x11-12 or AT26x11R12 or
AT26x12R12 or 280/65-12
AT26x9-12 or AT26x9R12 or 230/80-12 or
AT26x9-12 or AT26x9R12 or 230/80-12
AT27x9-12 or AT27x9R12 or 27x9.00R12
AT26x11-12 or AT26x11R12 or
AT26x12R12 or 280/65-12 or
AT27x11-12 or AT27x12R12 or 27x11.00R12
AT26x9-12 or AT26x9R12 or 230/80-12 or
AT27x9-12 or AT27x9R12 or 27x9.00R12
AT26x11-12 or AT26x11R12 or
AT26x12R12 or 280/65-12 or
AT27x11-12 or AT27x12R12 or 27x11.00R12
AT27x9-12 or AT27x9R12 or 27x9.00R12
AT27x11-12 or AT27x12R12 or 27x11.00R12
Front
Rear
402 425 575 50 625 313 825
5 PSI
312
Front
Front
Front
Rear
Rear
Rear
436
443
452
459
466
475
85
894
901
910
609
616
625
694
701
710
348
346
351
350
356
354
manufacture website : stelsoffroad.com
Maximum Minimum
425425
453459
466 460
475 475

18
650/800/850 GUEPARD
TECHNICAL SPECIFICATIONS
Vehicle version 650/800 ST (tyre 26”) 650/800/850 T, TE (tyre 26”) 650/800/850 T,TE (tyre 27”) 850 PE (tyre 27”)
Length.........................................2344 mm................................2390 mm.....................................2390 mm............................2390 mm
Width...........................................1287 mm................................1350 mm.....................................1350 mm............................1350 mm
Height..........................................1302 mm................................1302 mm.....................................1315 mm............................1315 mm
Saddle height..................................-..........................................1532 mm......................................1545 mm...........................1545 mm
Base length.................................1550 mm................................1550 mm......................................1550 mm...........................1550 mm
Clearance.....................................307 mm..................................307 mm........................................320 mm.............................320 mm
Minimum turn radius...................................................................................................................................................................3700 mm
Engine type..............................................................................................................................................................two-cylinder, 4-stroke
Cylinder arrangement.................................................................................................................................................................V-shaped
Displacement..............................................................650сm³......................................800сm³.....................................830 сm³...............
Piston Diameter / Stroke.........................................82 / 61.5 mm..............................91 / 61.5 mm...........................92 / 62.5 mm...........
Compression ratio......................................................10.0 : 1......................................10.3 : 1....................................10.5 : 1..................
Maximum capacity................................................28 kW at 5950 rpm................32 kW at 5600 rpm....................34.7 kW at 5250 rpm.......
Maximum torque..................................................51.5 Nm at 4500 rpm..............61.5 Nm at 4500 rpm................66.4 Nm at 4500 rpm......
Engine start.........................................................................................................................................................................electric starter
Lubrication system.....................................................................................................................................................................force-feed
Engine oil........................................................................................
Engine oil recommended specifications............................................................................................................................API Servise SF
Recommended lubricant…....................................................................................................................................engine oils 10W-40 SF
Amount of engine filling oil (primary fill): no filter element replacement.........................................................................................2.750 l
filter element replacement.........................................................................................3.150 l
Rear gear box oil: oil type................................................................................................transmission gear oil SAE75W90 API GL-5
amount.............................................................................................................................................................0.25 l
Front gear box oil: oil type.................................................................................................transmission gear oil SAE75W90 API GL-5
amount.............................................................................................................................................................0.25 l
manufacture website : stelsoffroad.com