www.jawamoped.com
SERVICING AND MAINTENANCE INSTRUCTIONS
Ultra - Lightweight Motorcycle - type 28
Cylinder capacity
49 cm3
Engine output
1,5 HP at 4500 r. p. m.
Maker
Považské strojárne,
Považská Bystrica
Exporter
Motokov - Prague - CSSR
The moped is the motor vehicle having a very
simple service and maintenance due to its
automatic clutch and one-stage gear box. Despite
of this the careful study of this booklet is
recommended to your before its use in order to get
acquainted with its servicing and maintenance.
Thus many failures will be avoided and the moped
will serve you to your full satisfaction.
Much pleasure and many satisfied kilometers
with the moped.
Považskè strojárne
Považská Bystrica
All rights of design alteration resulting from the
moped development, as far the illustrations and
the description given in this booklet are given, are
reserved.
Fig. 1. Babetta Moped – Main Parts
1. Tail lamp 2. Rear mud guard. 3. Pump.
4. Luggage carrier. 5. Bag with tools. 6. Seat.
7. Suction filter. 8. Fuel tank. 9. Fuel tank plug.
10. Handlebars. 11. Headlamp. 12. Frame.
13. Front fork. 14. Front mudguard. 15. Rear
wheel. 16. Exhaust silencer. 17. Chain of engine.
18. Pedals. 19. Chain of pedals. 20. Stand
21. Engine disengaging. 22. Alternator (under
cowl). 23. Exhaust knee piece. 24. Engine.
25. Spark plug with cable shoe. 26. Front wheel.
Table of Contents
I.
Technical Data
6
II.
Control elements and their servicing
9
III.
Riding instructions
11
IV.
Maintenance and adjustment of vehicle 18
V.
Tools
38
VI.
Defects and their remedies
39
VII.
Spare parts
44
I. TECHNICAL
DATA
Type of engine - two-stroke, air-cooled, single cylinder
Cylinder capacity - 49 cm3
Bore of cyl. x piston stroke - 39 x 41 mm (1.55 x 1.61")
Compression ratio - 1 : 6.5
Output - 1.5 HP, 4500 r. p. m.
Clutch - dry, automatic, centrifugal
Gear box - one stage
Overall gear ratio to rear wheel - 1 : 15.75
Ratio of pedals to rear wheel - 1 : 0.568
Starting - by means of pedals
Front springing - telescopic fork without shock absorber
Stroke of front springing - 60 mm (2.36")
Brakes - drum shoe brake operated by the levers on the
handle bars
Brake size – 85 X 20 mm (3.35 X 0.79")
Tyres – 23 X 2"
Inflation of tyres: Front - 1.5 - 1.75 atm. eff.
(24 psi)
Rear - 2 - 2.25 atm. eff.
(30 psi)
Weight of vehicle - 42 kg (92.6 Ibs)
Carrying capacity - 90 kg (220 Ibs)
Velocity - Permanent - 35 km/hr. (32 m. p. h.)
Maximum - 40 km/hr. (25 m. p. h.)
Fuel tank capacity - 3 litres (res. 0.5) 2.64 Imp. pt. (0.88)
Maximum climbing ability - 10 %
Noise level - 73 dB
Lgnltlon - contactless, by means of semicoductors
Sparking plug - PAL 14-5 R
Headlight - 21 W, 6V
Rear light - 5 W, 6 V
Bell - smooth
Basic fuel consumption- 0.37 galls/62 miles (1.7/100 km)
by 16 miles/hour (27 km/hour)
Page 1
Babetta type 28 owners handbook pages 1 to 7
jkw