
6
WORKSHOP MANUAL
___________________________________________________________________________
LIST OF REPAIR TOOLS FOR TYPE 638, 639, 640
ITE
M
NR.
TYPE
DESIG.
SERIAL NR.
QUAN
TITY
DESCRIPTION
1
S-46
9.71.51559.4
1
Feeler gauge for ignition advance adjustment
2
S-97
9.71.880097
1
Drag (for rotor)
3
S-63
9.71.51589.4
1
Pawl retsiner
4
S-64
9.71.515590.4
1
Drift, centering bushes
5
S-71
9.71.51577.4
1
Drift for driving out bearings
6
S-72
9.71.51576.4
1
Drift for driving home sealing rings
7
S-81
16-19758-4
1
Tubular spaNner – steering head
8
S-85
9.71.52248.4
1
Drag, removing primary sprocket
9
S-86
9.71.52253.4
1
Drift dia
10
S-87
9.71.52252.4
1
Mandrel for gudgeon pin preSsing dia. 16 in and out
11
S-88
9.71.52251.4
1
AuxilIary bush, connecting rod small end
12
S-90
28-86-763
1
Jig with bolts for separating crankcase halves
13
S-66
9.71.51603.3
1
AuxilIary clutch plate
14
S-92
28-86-765
1
Drift
15
S-93
28-86-766
1
Fork leg extractor
16
S-94
28-86-814
1
Primar chain adapter
17
S-201 9.96.55407.3
1
Lever
18
S-203 28-86-767
1
Pliers
19
S-205 28-86-725-2
1
Pressing jig with accessories
List of lubricants recommended for motorcycle JAWA 350
Use of oil
type of oil in the Czech rep. Viscosity Class
notes
A
gearbox
Mogul Trans 90
API GL 4
temperature over 0°C
brake lever pins
Gyrol 90
SAE 90
clutch lever pins
brake cams
Mogul Trans 80W/90 API GL 4
whole year
stand pins
bowden cables
Byrol 80W/90
SAE 80W/90
B
engine lubrication
B1
lubricated petrol
Mixture ratio 1:60 – after running in, 1:50 during running in
For whole year riding use oil of viscosity class SAE 30-40 for two stroke engines and
with classification according to API TS.
B2
Lubrication with Oil–master system For whole year riding use prediluted or syntetic
oil for two stroke engines according to recommendation of individual oil producers.
For riding in temperatures over 0°C can be used oil for two strokes engines of
viscosity class SAE 30-40 and with classification according to API-TC.