Longjia lj50qt User manual

PREFACE
You have purchased a our scooter,
congratulations and thank you for
putting your trust in us.
The 49'er is a sturdy scooter in modern
design.
Its sound construction, the meticulous se-
lection of materials, the advanced manufac-
turing techniques and conscientious work of
dedicated employees provides the scooter
with all the characteristics
such as economical operation,
quality, reliability and its lasting value.
-We cannot be held liable for any conse-
quential damage caused by accessories
not approved by the factory.
The scope of delivery and version of the
scooterissolelydetermined bythe purchase
agreement concluded with the dealer.
This operating manual includes important
instructions for handling your light scoo-
ter. Read it carefully, because professional
handling combined with regular care and
maintenancehelpsto maintain the scooter's
value and is one of the requirements for
warranty claims.
We wish you at all times a safe journey.
Yours
Safety-sy.mbols and notes
Please observe thefollowing:
Lt:. WARNING
Precautionary measures against the risk of
accidents, injury and/or death.
M FIRE HAZARD
The vehicle is equipped with a catalyst, this
results in extremely high temperatures on
the exhaust system (risk of burning).
,11
•• CAUTION
Important instructions and precautionary
rules to avoid damage to the vehicle. Non-
observance can lead to the warranty be-
coming void.
~ NOTE
Special instructions for better handling du-
ring operation-, inspection-, adjustments
and service activities.

CONTENTS
OVERVIEW AND OPERATION
Identification number, engine number 3
View of vehicle .4-05
Cockpit, handlebar instrument. 6
Ignition lock and fork-column lock .7
Digital clock 8
Storage box, luggage hook 9
Fuel, fuel tank ,", ..,., ,..,.., 10
Tankcap 11
Lubricating oil tank 12
Side stand, parking stand 13
I
,
SAFETY TEST
Checklist 14
Load and lights 15
RIDING INSTRUCTIONS
Ride safely 15
Ride-economically and environmentally 16
Running-in instructions 17
Starting 18 - 19
Brakes 20 - 21
Stopping the engine 21
SERVICE INSTRUCTIONS
Servicing the scooter / cleaning agents 22 - 23
Winter operation and corrosion protection 23
Repairing paint damage / servicing the tyres 24
Lay-up commission , 24
Technical modifications, accessories and spare parts 25

CONTENTS
NOTES ON MAINTENANCE
Transmission oil 26
Checking steering bearing, telescopic fork 26
Adjusting the shock absorber 27
Tyres 28
Front wheel brake 28 - 30
Rear wheel brake 31
Adjusting the play of the twist grip throttle control 32
Cleaning the airfilter 33 - 35
Checking the spark plug 36
Fuse 37
Battery 38 -39
Changing the light bulbs 41 - 43
Adjusting the headlight 44
2
TECHNICAL DATA
Engine 45
Power transmission 46
Chassis 46
Lubricants and operating fluids .47
Electrical equipment 47
Dimensions and weights 48
WARRANTY AND SERVICE DATA
Warranty conditions 49
List of wear items 50 - 51
Inspection plan 52 - 54
Proof of maintenance 55 - 56

SUMMARY AND OPERATION
Identification number Engine number
{
j
~ NOTE
The description for right- and left-hand side
is viewed from the driver.
The identification number (1) is located on
the frame below the front cover.
Chassis number
The chassis number is located on the frame
behind the cover (2). The engine number (3) is located on the
left-hand side.
Key
With the scooter you get two separate in-
definite keys for:
Ignition lock, lubricating oil tank, sto-
rage box and tank cap.
Keep the spare key at a safety place.
3

OVERVIEW AND OPERATION
Right-hand side view
Storage box with tool kit
6
2Luggage hook
3
Cover for lubricating oil tank
4Battery box and fuse
5Ignition- and fork-column lock
6Brake fluid container for
front wheel brake
7Handbrake lever for front brake
8
Spark plug
4

Left-hand side view
9
Handbrake lever for rear brake
10
1
Cockpit
I
11 Tank cap
12 Transmission oil filler screw
13 Kick starter
14
Parking stand
15
Air filter
16 Side stand
OVERVIEW AND OPERATION
12
16 15
14 13
5

OVERVIEW AND OPERATION
Cockpit Handlebar instrument, rightHandlebar instrument, left
Instruments
Speedometer km h mph
2Odometer km
3
Fuel indicator
BJ
4Digital ciU(;K
Instrument lights
5 Lown beam indicator
~D
green
6Oil level - two stroke oil
'Er
red
indicator
7 Left and right direction
indicator
<>c:>
green
6
1 Fixed grip
2 Handbrake lever for rear brake
3 Direction-indicator switch
Q Switch to the left:
Left indicator on
<;> SwitCh to the nght:
Right indicator on
Push button for switch off
4 t:o Push-button: horn
5 Emergency off switch
~ The engine does not start
n The engine starts
6Handbrake lever for front brake
7 Throttle
8
Light switch
•
Off
€DO
Position light
~Position light and driving light
low beam
9
m-
Starter button
d CAUTION
The EMERGENCY OFF switch (5) is a
safety device and should normally be
in position n

Ignition- and fork-column lock
OVERVIEW AND OPERATION
j
& WARNING
While riding, do not switch the ignition
off~
NOTE
Keys
With the scooter you get two indefinite igni-
tion keys. Keep the spare key at a safety
place.
Key positions
~ NOTE
Activate the parking light only for a limited
period.Take into account the charge of the
battery.
The keycan be removed in positions ~ and
~.
n
(1) Operating position
Ignition and all circuits activated.
(2) Ignition off
Forkcolumn not locked (handlebars
can be freely turned to the left or
right).
(3) Fork column locked and Igni-
tion off
Turn the handlebar to the left as far
as to the stop.
Push and turn the key to the left un-
til it is in the LOCK ~ position.
The fork column is now locked.
7

OVERVIEW AND OPERATION
Digital clock
~ NOTE
The Cockpit is supplied by the vehicle bat-
tery. The display is only visible when the
ignition is on.
After disconnecting and reconnecting the
battery the clock time needs to be reset.
MMode for:
date ortime
S Set for:
date and time
_8
Mode and Set
Button M press 1 time
Changing between date and
time
Button M press 2 time
until the month appears
The month value can be set by
pressing button S
Button M press 3 time
until the day appears
The day value can be set by
pressing button S
Button Mpress 4time
until the hours appears
The hours value can be set by
pressing button S
Burion iyi press 5time
until the minutes appears
The minutes value can be set
by pressing button S
Button M press 6 time
End of mode. Date and time is
set and ( : ) flashes.
Button S press 1 time
The date value appears for a
moment
Button S press 2 time
The seconds are shown.
Press the button S again to
return to the time value.