A FEW WORDS ABOUT SAFETY
SERVICE INFORMATION
The service and repair information contained in this manual is intended for use by qualified, professional technicians.
Attempting service or repairs without the proper training, tools, and equipment could cause injury to you or others. It could also
damage the vehicle or create an unsafe condition.
This manual describes the proper methods and procedures for performing service, maintenance, and repairs. Some procedures
require the use of specially designed tools and dedicated equipment. Any person who intends to use a replacement part, service
procedure or a tool that is not recommended by Hero MotoCorp, must determine the risks to their personal safety and the safe
operation of the vehicle.
If you need to replace a part, use genuine Hero MotoCorp parts with the correct part number or an equivalent part. We strongly
recommend that you do not use replacement part of inferior quality.
FOR YOUR CUSTOMER’S SAFETY
Proper service and maintenance are essential to the customer’s safety and the
reliability of the vehicle. Any error or oversight while servicing a vehicle can result in
faulty operation, damage to the vehicle or injury to others.
FOR YOUR SAFETY
Because this manual is intended for the professional service technician, we do not
provide warnings about many basic shop safety practices (e.g., Hot parts-wear
gloves). If you have not received shop safety training or do not feel confident about
your knowledge of safe servicing practice, we recommended that you do not
attempt to perform the procedures described in this manual. Some of the most
important general service safety precautions are given below. However, we cannot
warn you of every conceivable hazard that can arise in performing service and
repair procedures. Only you can decide whether or not you should perform a given
task.
IMPORTANT SAFETY PRECAUTION
Make sure you have a clear understanding of all basic shop safety practices and that you are wearing appropriate clothing and
using safety equipment. When performing any service task, be especially careful of the following:
• Read all of the instructions before you begin and make sure you have the tools, the replacement or repair parts and the skills
required to perform the tasks safely and completely.
• Protect your eyes by using proper safety glasses, goggles or face shields any time you hammer, drill, grind, pry or work around
pressurized air or liquids, and springs or other stored-energy components. If there is any doubt, put on eye protection.
• Use other protective wear when necessary, for example gloves or safety shoes. Handling hot or sharp parts can cause severe
burns or cuts. Before you grab something that looks like it can hurt you, stop and put on gloves.
• Protect yourself and others whenever you have the vehicle up in the air. Any time you lift the vehicle, either with a hoist or a jack,
make sure that it is always securely supported. Use jack stands.
Make sure the engine is off before you begin any servicing procedures, unless the instruction tells you to do otherwise.
This will help eliminate several potential hazards:
• Carbon monoxide poisoning from engine exhaust. Be sure there is adequate ventilation whenever you run the engine.
• Burns from hot parts or coolant. Let the engine and exhaust system cool before working in those areas.
• Injury from moving parts. If the instruction tells you to run the engine, be sure your hands, fingers and clothing are out of the way.
Gasoline vapors and hydrogen gases from batteries are explosive. To reduce the possibility of a fire of explosion, be careful when
working around gasoline or batteries.
• Use only a nonflammable solvent, not gasoline, to clean parts.
• Never drain or store gasoline in an open container.
• Keep all cigarettes, sparks and flames away from the battery and all fuel-related parts.
!
WARNING
Failure to properly follow instructions and
precautions can cause you to be seriously
hurt or killed.
Follow the procedures and precautions in
this manual carefully.
!
WARNING
MEMO
1
2
3
4
5
6
7
8
9
10
DASH
DASH
CONTENTS SECTION
ENGINE & DRIVE TRAIN
CHASSIS
ELECTRICAL
!
CAUTION
!
WARNING
!
DANGER
• Instructions-how to service this vehicle correctly and safely.
GENERAL INFORMATION
1
BODY PANELS/EXHAUST SYSTEM
2
MAINTENANCE
3
LUBRICATION SYSTEM
4
FUEL SYSTEM
5
ENGINE REMOVAL/INSTALLATION
6
CYLINDER HEAD/VALVES
7
CYLINDER/PISTON
8
9
FINAL REDUCTION
10
ALTERNATOR
11
CRANKCASE/CRANKSHAFT
12
REAR WHEEL/BRAKE/SUSPENSION
14
TUBELESS TYRES
15
BATTERY/CHARGING SYSTEM
16
13
FRONT WHEEL/SUSPENSION
/STEERING
IGNITION/IMMOBILIZER SYSTEM
17
ELECTRIC STARTER
18
LAMPS/METERS/SWITCHES
19
TROUBLESHOOTING
21
WIRING DIAGRAM
20
SYMBOLS
SYMBOLS
Apply a Locking agent
Apply or use brake fluid.
Measure in voltage range.
Measure in resistance range.
Measure in current range.
Use special tool.
Use fork oil.
Check for continuity.
Replace the part(s) with new one (s) before assembly.
Apply oil. Use engine oil unless otherwise specified.
Apply Grease
Apply Silicone Grease.
Apply Moly Paste.
Apply Sealant
Listed in the table below are the symbols indicating instructions and other information necessary for servicing and meaning
associated with them respectively.
DESCRIPTION
Torque control required. Data beside it indicates specified torque.
NEW
OIL
BF
V
A
TOOL
G
S
M
LOCK
SEAL
FORK
5
0
45
50
0
10
20
30
40
50
60
70
80
90
SYMBOLS
Feeler Gauge
Micrometer
Cylinder Bore Gauge
Dial Gauge
Degreasing
Vernier Caliper
DESCRIPTION
MEMO
1-1
1.GENERAL INFORMATION
OIL
GENERAL SERVICE PRECAUTIONS
Always replace gaskets, O-rings, circlips
and cotter pins with new ones.
When tightening nuts and bolts, start first with the
larger or centre ones. Tighten these to the specified
torque using a criss-cross pattern.
Use only genuine Hero MotoCorp parts and
recommended lubricants.
Use specified special and common tools only.
When engine and final drive components are
disassembled and inspected, coat the mating
surface with a lubricant to prevent corrosion.
After assembling, check every part for proper
installation, movement and operation.
Always ensure mutual safety when working with
a partner.
IN A x PATTERN
O-RING
COTTER PIN
After assembling components, use proper
assembly lubricants.
SOLVENT
CIRCLIP
GASKET
General Service Precautions
1-1
General Safety
1-2
Features
1-3
Model Identification
1-13
Specifications
1-14
Service Limit
1-16
Engine Torque Values
1-22
Frame Torque Values
1-23
General Torque Values
1-24
Lubrication & Seal Points
1-25
Special Tools
1-28
Emission control system
1-32
Cable/Wiring Harness/Tubes
1-34
/Hoses Routing
M
1
! WARNING
The exhaust contains poisonous carbon monoxide
gas that can cause loss of consciousness and may
lead to death.
GENERAL SAFETY
CARBON MONOXIDE
If the engine must be running to do some work, make sure
the area is well ventilated. Never run the engine in an
enclosed area.
Run the engine in an open area or with an exhaust
evacuation system in an enclosed area.
GASOLINE
Work in a well ventilated area. Keep cigarettes, flames or
sparks away from the area or where gasoline is stored.
! WARNING
Gasoline is extremely flammable and is explosive
under certain conditions.
KEEP OUT OF REACH OF CHILDREN.
! WARNING
HOT COMPONENTS
Engine and exhaust system parts become very hot and
remain hot for some time after the engine is run.
Wear insulated gloves or wait for the engine and exhaust
system to cool down before handling these parts.
! WARNING
BATTERY
The battery gives of explosive gases: keep sparks, flame
and cigarettes away. Provide adequate ventilation for
charging.
! WARNING
Inhaled fibers have been found to cause respiratory
disease and cancer.
! WARNING
USED ENGINE/TRANSMISSION OIL
! WARNING
Route all electrical wire/harness and cables. Keep them
away from sharp edges and area where they might be
pinched between moving parts.
ELECTRICAL WIRES
! WARNING
BATTERY HYDROGEN GAS & ELECTROLYTE
• Battery gives off explosive gases ; keep sparks, flames and cigarettes away. Provide adequate ventilation when charging.
• Battery contains sulphuric acid (electrolyte). Contact with skin or eyes may cause severe burns. Wear protective clothing and
face shield.
- If electrolyte gets on your skin, flush with water.
- If electrolyte gets in your eyes, flush with water for at least 15 minutes and call a physician.
• If swallowed, drink large quantity of water or milk of magnesia or vegetable oil and call a physician.
KEEP OUT OF REACH OF CHILDREN.
SERVICE RULES
1. Use genuine Hero MotoCorp recommended parts and lubricants or their equivalents.
Parts that do not meet Hero MotoCorp’s design specifications may damage the scooter.
2. Use the special tools designed for this product.
3. Install new gaskets, O-rings, Cotter pins, Lock plates etc. when reassembling.
4. When tightening a series bolts or nuts, begin with the larger diameter of inner bolts first, and tighten to specified torque
diagonally, in incremental steps unless a particular sequence is specified.
5. Clean parts in cleaning solvent on disassembly. Lubricate any sliding surfaces before reassembly.
6. After assembly, check all parts for proper installation and operation.
7. Route all electrical wires, Cable/Wiring Harness/Tubes/Hoses as shown from page 1-29 through 1-57.
1-2
GENERAL INFORMATION
FEATURES
COMBINATION LOCK
Multi-functional combination lock with ignition ON-OFF,
seat catch opening, fuel tank lid cover opening and
steering lock option for more convenience.
CENTER COMPARTMENT
- Large under seat compartment to accommodate a
helmet, documents and tools.
- Maximum weight capacity is 10 kg.
1-3
GENERAL INFORMATION
1
HELMET HOLDER
Two helmet holders are located under the seat. To secure
the helmet to the holder, remove the seat, attach the
helmet strap or ring to the helmet holder and close the
seat.
LUGGAGE HOOKS
Two luggage hooks are provided in scooter to carry a light
luggage like shopping bags or carry bags. one hook is
provided below the handlebar weighing up to 3 kg and the
other hook is located below the front end of the seat
weighing up to 1.5 kg.
1-4
GENERAL INFORMATION
EXTERNAL FUEL FILLING
- An external fuel filling port provided near the rear grip for
convenient filling.
- To open the filler cap, insert the key & while pushing in
turn it clockwise to ”Fuel Open” position . The lid will be
open.
- Remove the fuel filler cap by turning it anti-clockwise.
AIR FILTER
Maintenance free viscous paper pleated type air filter is
used in this scooter for enhanced filtration of air for longer
engine life.
ENGINE
Fuel efficient and powerful 4-stroke OHC engine with
latest design.
DRY AUTOMATIC CENTRIFUGAL CLUTCH
The system is equipped with dry automatic centrifugal
clutch and there is no need for clutch operation when
starting or stopping.
ROLLER ROCKER ARM
The rocker arm roller rolls over the cam lobe instead of
sliding and hence reduces the friction and wear.
1-5
GENERAL INFORMATION
1
CENTRIFUGAL DECOMPRESSION SYSTEM
Automatic centrifugal decompression system reduces kick
starting effort and kick back during starting. Reduces the
load on the battery during electric start.
PISTON PIN
- Off-Set piston pin reduces stress on reciprocating parts.
- In addition it also reduces piston slap at the dead centres
leading to enhanced engine life and low noise level.
AUTOMATIC CAM CHAIN TENSIONER
The cam chain tensioner takes up slack in the cam chain
automatically.
FRAME
High rigidity under bone frame, most suitable for step-thru
vehicles ensuring rider comfort.
1-6
GENERAL INFORMATION
PARKING BRAKE
Rear parking brake is a safety feature which prevents
scooter from rollover when parked on side stand.
INTEGRATED BRAKING SYSTEM
Integrated braking delivers enhanced braking & stability by
simultaneously actuating front and rear brake. This leads
to shorter braking distance for safety.
1-7
GENERAL INFORMATION
TUBELESS TYRES
Designed for an enhanced performance, tubeless tyre
prevent sudden deflation in case of puncture.
1
EXHAUST MUFFLER
Stylish muffler with 2-way catalytic converter to reduce
harmful content from the exhaust gases and two piece heat
protector for pillion safety.
1-8
GENERAL INFORMATION
BALL CAGE STEERING HEAD BEARING
Bigger diameter and rugged design with an ability to
handle greater load.
Can work under slight pre-load to avoid risk of unwanted
free play leading to precise steering and better handling on
rough terrain.
TURN SIGNAL LAMPS
Turn signal lamps have elongated clear lens with multi
focal reflector and amber bulb to enhance visibility &
safety.
1-9
GENERAL INFORMATION
MAINTENANCE FREE BATTERY
MF Battery ensures sufficient cold cranking ampere (CCA)
for easy starting even in cold conditions. Does not require
topping up of distilled water and specific gravity inspection
once filled & sealed.
FULLY TRANSISTORISED IGNITION
SYSTEM (FTIS)
Fully transistorised ignition system provided a longer spark
duration which improves combustion and reduces exhaust
emission.
SERVICE REMINDER
A ”service reminder” is provided in meter console, to
indicate the user to bring the vehicle to an authorised Hero
MotoCorp workshop for service.
1
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