Mortch Prince User Manual

Thank you for your purchasing the motorcvcle, with four stoke and pedal style. Hope

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you enjoy driving it all the tine.

The motorcycle is the most fashionable pedal style and top grade and using for city

nowadays. Because it’s engine is produced by advanced technical and the parts and
components are selected to assemble, with large horsepower, low consuming, low noise,
electric ignition, electric starting, frame body with protecting, quick accelerating reaction,
actively driving, and superexcellent performance..

The manual contains the necessary instructions and guidance with respect to the
operation and maintenance of the motorcycle, keep it at an optima performance. Please you
understand if the specification is changed, the parts of drawing or contents in book are
different from the fact.

Please you read carefully the book before driving for your safety and making your
comfortable.

The capacity of motorcycle can proper adjusted by experienced worker according to
different the area, climate and conditions until the best condition, and don’t effect on the

p

formance.

er

Please you note environmentalism.

Contents

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1.regulations of safe driving…………………1

Way of parking…………………………..…21
Way of driving…………………………….2
Loading……………………………………3

2.locations of parts…………………………..4

3.handling of parts…………………………..5
Meters…………………………………….6

5.inspecting before driving……………………22
Inspecting and supplying gasoline………….23
Inspect braking……………………………..24
Inspect braking light………………………..25

Inspect turn signal………………………….25
Indicators…………………………………6
Main switch………………………………7
Starting button switch comp head light…..8
Changing switch,head light button comp horn…..9
Switch comp turn signal………………….10

Key,helmet luggage box………………….11
Hey comp steering handle………………..12
Front luggage box………………………..13
Engine starting system…………………...14

Inspect tire………………………………….26
Inspect air cleaner…………………………..28
Replace fuel………………………………...28
Replace gear oil…………………………….29
Inspect spark plug…………………………..30
Term maintenance program and schedule…..31
Clean out the battery………………………..32
Replace the fuse…………………………….33

Cleaning way of air cleaner……...…………34
Electric starting…………………………..14
Kick starting…………………………..…15

4.natural way of driving…………………….16
Correctly driving…………………………18

Adjusting the carburetor and the choke….....35

7.specification table…………………………...36

8.electric circuit drawing……………………...37

1.SAFE DRIVING

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thes:

lo

Safe driving main point is natural and relaxing

mood and wearing comfortable dress,

Pay attention to driving with obeying ruler of

traffic, don’t worry and relax the mood.

CAUTION:

·the drivers don’t wear loose or longed clothes,

avoid to happen damage.

·the skin of body don’t touch with the exhaust

pipe after flameout the motorcycle within 10

minutes, for the temperature of is very high

during the driving.

WAY OF DRIVING

WAY OF DRIVING

WAY OF DRIVING WAY OF DRIVING

·keep your only natural posture to actively

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driving the motorcycle.

· the position effect on the rider’s
safe,please seat at the center of double
seat, if driver seat at the end of double
seat and make front wheel reduce weight and

·please pay attention to driving on the no-smooth

road.

the handle bar will swing, in a word, this
happen to damage

·when driving at the swerve, please keep the

body to inner side, if else happen to damage.

Loading

·the handle bar can feel the change of weight

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between the loading and no-loading. So please
driving caution. When the loading overtaking, the
handle bar shake easily, please avoid overtaking
driving.

NOTE:

·Don’t place the clothe under the seat(outer

luggage),if else, make the fuel system choked

and the engine ill.

·Don’t place the clothe between the outer cover

of frame and the engine if else happen to damage

the engine.

·Don’t replace the goods at the outer luggage

which is pointed, avoid to damage the outer of

frame body.

2.LOCATIONS OF PARTS:

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3.INSTRUCTIONS FOR FHE

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MOTORCYCLE

■■■■Speedometer and indicator

1)Mileage recorder

(

It display the total distance covered by the
vehicle(km)

(2)speed indicator

The standard of speed:km/h

(3)Pilot of headlight

Pilot of headlight is switched and indicate the
pilot light.

(4)Turn signal indicator

The signal is switched and the indicator is
light.

(5)fuel meter

The fuel indicator shows the fuel capacity
remaining in the fuel tank(when the main switch
is ON,the meter indicates correctly, when the
position of OFF,the meter indicates correct) when
the needle is at the red zone,it indicated the fuel
is 1.5L,and please supply the fuel 90# in time.

(6)shortage distance meter

It is use for shortage distance and can indicate
“0”.

■Main switch

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·Electrical source is cut off and the engine stopped.

OFF

·The key can be taken down.

·Electrical source is on and started.

ON

·The key can not taken down when driving.

·The steering handle pipe is locked and avoid theft.

LOCK

·The key can be taken down.

NOTE:

·When parking the motorcycle, lock

the turning bar and take down the key,

avoid to theft the motorcycle.

■Starting button:

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■Switch comp headlight

When use the electric starting, please draw the
rod comp front brake stop, or step the pedal comp
rear brake, until the electrical source is touched
on.

■Headlight OFF:

·Headight,sidelights,speedometer

OFF

light are shut off.

· sidelights, speedometer light

·
are switched on.(the engine

·

don’t start and the lights are
shutoff)

·Headlight,speedometer light are
switched on(the engine don’t
start and the lights are shut off)

■HEAD LIGHT, CHANGE SWITCH OVERTAKE

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HEAD LIGHT, CHANGE SWITCH OVERTAKE

HEAD LIGHT, CHANGE SWITCH OVERTAKE HEAD LIGHT, CHANGE SWITCH OVERTAKE

SIGNAL SWITCH

SIGNAL SWITCH

SIGNAL SWITCHSIGNAL SWITCH

HI

LO

PASSIN

n the pilot is switched, using the HI

whe

When driving at the city and front
vehicle, using the LO, avoid to effect
on the sight of front

Overtaking warning light at the
position of LO, put down it and
headlight is switched on, indicates front

■HORN BUTTON:

When the main switch is ON, put down the

button of horn, and the horn tweets.

■Switch comp turn signal:

When swerve or change roadway, please turn
signal. When changing switch, the turn signal can
spark or shut off.

vehicle.

:Using it at the turning left.

:Using it at the turning right.

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NOTE:

·Please return the turn signal after using

because it can’t relax, if else effect or other

people’s safe.

■

■KEY OF HEMET

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■LUGGAGE BOX:

Way of using

(1) Open lock comp seat and put up the seat.
(2) Make the key into hook.
(3) Push down seat and the seat auto can be

locked.

Way of take down

·The way of using is the same to above.

Luggage box lies under the seat.
Way of opening seat is the same as above.

NOTE:

·The max weight of loading: not exceed 10kg.

·check the seat is locked.

·Don’t place the low-heat-resistant goods, foods

and combustible goods into the luggage box,

because of the high temperature of engine.

NOTE:

·When driving, don’t make the key leave the

helmet lock and avoid damage paint parts.

· Don’t place the expensive goods into the

luggage.

·Don’t make the water into the luggage box,

when cleaning the motorcycle.

■FRONT LUGGAGE BOX

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Way of opening
Insert the key and turn it right, the front luggage
can push up.

Way of closing:
Insert the key and turn it right, close the cover of
luggage box. And then turn left and take down.

NOTE:

· The max weight of loading if front

luggage box: not exceed 1.5kg.

·Don’t place the expensive goods into box.

·Please note the expensive goods placed,

because water will into box when cleaning

the motorcycle.

■Way of starting for engine:

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(5) When driving in winter, turn the key of bank

(1) Check the gasoline, fuel and battery starting.
(2) Stand the main stand when starting engine,

and make the rear wheel nearly room.

(3) Turn the key of bank to “ON”.

to “OFF”, kick starting about 5 times and
make into gasoline, then touché with the
electric road, with accelerating and warm up
the engine about 2- minutes. All are OK.

NOTE:

·Please using it according to above(5),when

the gasoline don’t reach the standard of 90# or

using it long time, and starting it again.

·when using the new motorcycle first, kick

starting it and can longed the usage life.

(6)Because the motorcycle designed advanced

(4) Adopt the electric/kick starting. If adopt

electric starting, must catch hold of front
brake bar or step rear brake pedal.

electric starting valve, can start it with
kick/electric starting.

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NOTE:

After starting the engine the hand leave the button

and don’t touch with it when driving; catch hold of

the front brake bar or step the rear brake pedal, the

braking light is switched, but pushing time is not

exceed seconds, and the tine share is about 10

NOTE:

Return the starting arm after starting engine,

if else will effect on safe of driving .

4.WAY OF NATURAL DRIVING

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·Ride the motorcycle from left side and seat well,

1 Spring the man stand firstly

·Push ahead and the main stand will auto spring.

the left foot touch with room and avoid to rave.

NOTE:

·Don’t freely add oil and make the engine high

speed before the engine don’t driving.

NOTE:

·Keep the front and rear brake the position of

braking before driving.

2 Loose rod of rear brake

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3

Turns the grip of throttle slowly and the

motorcycle moves slowly.

NOTE:

·Don’t add freely gasoline to the turning

bar after loosing the rod of rear braking,

avoid to happen dangerous

NOTE:

·Don’t turn the grip of throttle quickly and

avoid the motorcycle

4 Correctly driving

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Adjusting of speed is controlled by the grip of

Before driving the motorcycle, please open turn
signal and confirm the rear safe.

throttle.
The speed will become faster,

Return inner

so please accelerate slowly.

The grip shall return to accelerate

and the power become high when

Return origin

The speed become slowly.

position

begin ning to start or climbing.

■■■■The first period of new motorcycle

D

S

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■Using the front&rear braking

■

■

■

running will effect on the usage of
engine.

·please keep the speed less 60km/h in the first

riod of 1500km, details as followings;

pe

riving mileage

0-300

300-500 500-1000 1000-1500

s

topping when parking

·Parking the motorcycle after returning the grip
throttle to origin position.

of

·Start to parking slowly, and then step and sraw

urgently the vehicle.

peed(km/h)

· Avoid accelerating quickly and overtaking
loading.

·Replace the oil of crankcase and gear oil the
warm condition the period of meshing.

·Avoid to driving long time by the full throttle
and notice to freely change speed, when the
distance of driving are over 1500km.

25-30

35-40 45-50 55-60

NOTE:

·Don’t stop the motorcycle by the single

■Don’t stop and swerve peremptorily

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■Notice driving the wet day.

·Swerving and stopping peremptorily is one of

clause of accidents and very danger.

·please decelerate to drive because of longed the

distance and the difference of road between the
sung and wet days.

·Return the throttle grip to “OFF”and proper

discontinuity braking when downgrade.

■Way of parking:

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2

The vehicle complete stop

Near the parking place:

1

·Open the turn signal ahead of time and notice
the rear and side of vehicle and stop it slowly.

·Return the grip of throttle to origin position and

Return the turn signal to origin position snd

switch to “OFF”

brake the vehicle, at this time the rear braking
light is switched and warn the rear vehicle.
NOTICE: If the vehicle inclines excessively
which parking which make the idle speed
instability.

NOTICE:

·when driving if cut off main switch and take

out key, the electric system don’t work, and

happen to accident easily. So please handle it

when parkin.

3 When parking

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5.Inspection before driving

Stand the left side of motorcycle in the smooth
land and support main stand of motorcycle

·Support the main stand in the little traffic and
smooth land, if else happen to accident easily.

·The left hand catches hold of handle bar and the

■■■■Inspection before driving

Please have a habit of checking vehicle before
driving.

Must check the vehicle before driving in order to
right handle draws side rod under seat. The right
feet step main stand and the right hand draw it
rear

4 Lock the handle bar and take out the key

in order to avoid theft when parking.

(please reference the page 12).

avoid happening accident.

If you find the trouble of vehicle, please contact

with the seller or service place.

■■■■CHECK AND SUPPLY OIL

1.Support the frame body and take out the ruler

of oil to clean.

2.straight insert the ruler of oil.

3.take out the ruler of oil and check the rest oil. If

the level of oil reach at the under limit, please

supply the oil until the upper linmit.

in order to assure the safe

and

natural driving.

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CHECK AND SUPPLY GASOLINE

1

·Supply the oil when the needle reach the red

zone, at this time the rest gasoline is about1.5L.

·Supply the gasoline of 90#in time.

■APPOINTED ESPECIAL OIL

Four stoke especial oil:SAE10w-30(SIGMA)

NOTICE:

1.Don’t use the counterfeit oil, if else happen

easily accident.

2.please use and supply the oil according to state,

2 CHECK BRAKING

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<CHECKING BRAKING OIL>
《WINDAGE OF BRAKING ROD》
The braking rod must have proper windage. And
it’s active is work naturally.
Range of measuring windage:1-2cm

1.Place the handle bar correctly, check the

braking oil in right fuel tank, and keep it the

position between the up per and under limit.

2.check the meshing of rubber when the braking

reaches the under limit.

3.Please maintain it to the service place when the

rubber worn but not exceed the stated ruler.

4.recommend the braking oil:DOT3

3 Inspection of braking light

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·Turn the main switch to : “ON”.

·Brake the front&rear braking and confirm the
light is switched.

·Check the braking light is broken and untidy.

·Turn the main switch to “ON”.

·Handle the switch of turn signal and confirm the

front rear, left and right turn signal, turn signal

indicator are switched.

4

Inspection of turn signal

6 Inspection of wheel

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·Check and clean out metal and crush pieces in

·Check the pressure of tire

Natural pressure

Front wheel rire……..196Kpa

Rear wheel tire………211Kpa

the tire trough

·Please change into new tire, if the crush or the

depth of trough reach the limit.

(please reference the drawing)

(metal, crush piece and other impurity)

····Please maintain the vehicle, assure to comfortable driving.

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(please reference page31)

····please check termly the vehicle when don’t use it long time.

····The first inspection:

Please accept inspection and maintenance after purchasing a month or driving 300km.

■■■■CHECK THE SPLINE COLLAR OF

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REAR TIRE AND FRONT&REAR

■CHANGE OIL

Replace the oil firstly 300km,after every 1000km.

HANGER SET

·When check the spline, support the vehicle by

e center stand. Push the side of rear tire and

th
look if the rear collar and the ring of rear fork
loosen.

·Check carefully whether the location set of rear
hanger system is stability.

■CHECK AIT CLEANER

·The air cleaner is made in paper, and check and

clean it every 200km. After clean it, add equality
a little oil.

· Change into termly new air cleaner
5000km.Way of changing reference the page38.

NOTICE:

·Pleas replace and clean it under ways.

·Drive it in the wet days.

·Drive it in the dust roadway

check the oil capacity every 500km and supply

the oil in time until the limit. The capacity of

oil:0.9L,and the oil capacity of normal

changing :0.75L.

NOTE:Please replace the oil ahead of time

driving the crush, short distance and cold zone

place.when get down the screw of letting oil

clean the filter and fit it.

■Change gear oil

<term of changing>

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<way of changing>

Replace into the 10#or GY gear oil firstly 300km
and after every half a year or 3000km.

CAPACITY OF GEAR OIL

1.Support the vehicle in the smooth land.

2.Get down the screw of oil.

3.If change oil the warm of engine, the rest oil

will pour out gear box.

4.Clean the screw of letting oil and lock it.

·Full capacity:0.11L

5.Pure the oil into the gear box from the hole.

6.Lock the screw and avoid leakage.

NOTICE:

·Please replace oil usually as following:

·Driving the wet days usually.

·Driving long time.(long distance)

·Driving at the loading.

■■■■CHECK SPARK PLUG

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The untidily of spark plug electrode and exceed
windage effect on it’s work.

<way of cleaning>

The best way is using cleaner of spark plug to
clean.
If have not cleaner, please use the needle brush.

<ADJUSTING>

·Windage of side pole:0.6-7mm

(reference drawing)

<Appointed spark plug>

G7HSA(NGK)\
U22FS-U(ND)
NOTE:Don’t use the spark plug vhich isn’t
appointed.

NOTICE:

·Notice not to scald body because of high

temperature of engine after stopping it.

·Twist into the spark plug with hands and

wrench

TERMLY MAINTAIN PROJECT AND SCHEDULE:

C

heck

D

riving

Engine oil

R R R R R R R R R R R R R I

O

il filter web

C C C C C C C

G

ear oil

R R R R R R R

S

park plug

Clean and replace it every 1000km

A A A A

C

am chain

A A A A

C

arburetor

I I I I I I

A

ir cleaner

Clean every 2000km and replace every 5000

E

lectrolyte of battery

I I I I I I I I I I I I I

F

uel filter web

Clean and replace it every 1000km

B

raking system

I I I I I I I I I I I I I

D

rive belt

I I I

Parts screw

and nut T T T T T

W

aste air deepness

Frequently check, adjust avoid pollute.

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Assure to driving safely, maintain the performance,longed the usage and reduce the pollute,please check
and maintain it termly.
I:Checking,cleaning,lubricating,adjusting,or replacing A:adjustment C:cleaning R:replacing T:lock

ITEMS DRIVING DISIANCE(km)

300 1000 2000 3000 4000 5000 6000 7000 8000 9000 10000 11000 12000

Windage of valve in 0.1.2,out:(cold system)

·The above items will change according to deferent from the kind of vehicle.

·Use it as compare with the schedule if overtake the mileages.

·Please clean and replace the air cleaner usually driving the dust area.

Ing

before

■CHECK THE ELECTROLYIE OF BATTERY

t use the vehicle, please get down the battery

cold and good air place, because it

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2

BATTERY HEAD

1 The vehicle adopt no-supplying water or
supplying electrolyte battery.
Don’t need to check and supply the
no-supplying water battery.

NOTICE:

·Don’t get down the seal electrolyte battery.

·when don’

and put p the

automatic discharge and reduce the power.

·Don’t use the vehicle long time, please get down the

cathode.

The line of liquid keep the level between the

Firstly get down the three screws and battery

cover when cleaning the battery head.

·Get down and clean the battery when the

battery head is rotten.

·After cleaning it, please wipe a group of

butter or Vaseline and fit it.

NOTICE:

·When getting down, shut off the electric

upper and the under limit, when use the
supplying electrolyte battery. And supply proper
the distilled water sometimes and keep up the
good air condition.

source and get down the cathode. When fitting

on , firstly fit on the positive pole.

·Lock the screw of battery head when it

loosens.

■Replace the fuse

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Shut off the main switch and check whether

the fuse is scaled or not

· Change the electric goods(Light,speedometer)

according to the specification good parts appointed.

Replace the fuse according to the power

appointed.

·Please find the clause of scaling and replace it.

·Get down the three screw and open cover, the
fuse lie in the fuse box side of battery.

·Open the fuse box and take out the fuse, draw

the guide cable of the fuse.
The specification of fuse:7A

·If use the disqualification parts, the fuse is scaled

easily and the loading of battery will lose it’s balance.

·When cleaning the vehicle, avoid using water to

clean.

NOTICE:

·When getting down, don’t expand the ring too

large.

·When fixing, please confirm whether the ring

head loosens or not. It’s loosening is the clause

of troubles, and notice this.

·Don’t use the exceed power of fuse, if else

happen to damage.

■Way of cleaning the air cleaner

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Dust is the one of the clause of reducing the
horsepower.
<way of getting down>

1.Get down the five locked screws in the left rear
cover and rear cover, and then get down the seven
locked screws.

2.Get down the cover&air cleaner

3.Get down the two located screw of air cleaner.

4.Replace the scar of air cleaner.
<way of fixing>

·Operate it according to above contrary ways.

NOTICE:

·If the air cleaner is not complete fit, the

dust will enter into cylinder and make the

horsepower down and usage of engine.

·Don’t soaked air cleaner when cleaning the

vehicle, if else make the engine ill.

NOTE:please let out the oil in red rube every drving 1000km

■ADJUST THE CARBURETOR AND CHOKE
Function of stability contrary can assure to the

performance of the engine. The carburetor is

1

8

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(b)Adjust the idle speed
adjusted the best condition in the manufacture
and don’t change the condition. Now you shall
adjust the two projects as followings:adjusting of
choke and idle speed.
(a)Adjusting of choke

1.Warm the engine many minutes and start it.

2.Twist the adjusting nut of oil, and slowly drop it

about3 circle. Lock it the max place and adjust

lightly the limited screw until reach at the

requirement of idle speed.

1.Check whether the choke and throttle work well
the conditions of full opening and closing for
choke or not.

2.Check the free distance in the position of
drawing turn bar, and the free distance:2-6mm. if
adjust the distance, please loosen nut(1)and
adjustor(2).

7.THE SPECIFICATION SCHEDULE:

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Over size:length×

Wheel base: mm 1450 Braking distance m

Dead mass kg 130 Climb performance (°)

Capacity of fuel tank kg 140 Engine model YY1P57QMJ

Oil capacity of crankcase L 12 Style

Trademark of fuel L 0.9 Stroke×bore 57.4×57.8

Fuel type RQ-90 Capacity cm3

Trademark of lubricant

width×high 2070×75×1410 The min consume L/100KM

Four stoke especial oil

Compression ratio 9.2:1

SAE10W-30(SIGMA)

≤2.9

≤7(0km/h)

≥10

Single eylinder,forced

air,four stoke.

149.50

The max speed km/h ≥95 The max power kw/r/min

The max torque Nm/r/min

7.0(7500)

8.5(4000)

Start Elecrric/kick start

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The specifi-

Front tire 110/90-12

Ignition system CDI Rear tire 130/70-12

Spark plug A7RTC

Lubricant system Force lubricant Rear tire 221

cation of tire

Pressing

Ront tire 196

of tire:

Clutch Dry-auto acentric Electric system

Change speed system Belt auto no-grade shift

Decelerate I，2.800 Ⅱ,3.076 Head light 12V35W/35W

Ratio Tail light/braking light 12V8W/20W

License indicator 12V10Wī4

Fuse 12V 5W

horn 12V 1.7Wī3

Battery 12V7Ah

7A

12V 3A 105dB(A)

8.ELECTRIC PRINCIPAL DRAWING

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