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Beta RR 390 User Manual

Beta RR 390
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3
CHECKS AND MAINTENANCE
56
GB
SCHEDULED MAINTENANCE VEHICLE
End of running-in
- 3 hours
Coupon 1
- 30 hours
Coupon 2
- 60 hours
Coupon 3
- 90 hours
Coupon 4
- 120 hours
Coupon 5
- 150 hours
Coupon 6
- 180 hours
Engine
Engine oil
S S S S S S S
Paper filter oil
S S S S S S S
Wire netting filter oil
P P P P P P P
Gear and clutch oil
S S S S S S S
Engine clamping screws
C C C C C C C
Kick start and gearchange lever screws
C C C C C C C
Spark plug cap
P P P S P P S
Spark plug
C S S S
Breather pipe
C C C C C C C
Countershaft bearings
S S
Crankshaft bearings
S S
Connecting rod
S S
Piston and segments
S S
Cylinder
C C
Surface appearance of the cams
C C
Valve clearance
C C C C C C C
Valves
C S
Valve guide wear
C C
Valve spring
C S
Clutch disc wear
C C S C C S
Clutch springs
C C S C C S
Clutch hub - basket wear
C C C C C C
Gearbox bearing (crankcase side)
S S
Surface appearance of the gearbox
C C
Water pump seals
S S
Oil pump control gears
S S
Key
C Check (Clean, adjust, lubricate, replace as necessary)
S Replace/renew
R Adjust
P Clean
T Tighten
The required engine maintenance is strongly depending on the level of use and on the accordingly done
periodic checks and service.
The below mentioned maintenance intervals are for standard competition use, subject to the condition that
the engine was never running under extraordinary conditions and the periodic service was done accurately.

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Beta RR 390 Specifications

General IconGeneral
Displacement386 cc
Bore x Stroke88 mm x 63.4 mm
Compression Ratio12.5:1
Fuel SystemElectronic Fuel Injection
IgnitionDC-CDI
LubricationWet sump
Transmission6-speed
ClutchWet multi-disc
Front Tire90/90-21
Rear Tire140/80-18
Ground Clearance320 mm
Dry Weight107 kg
Engine TypeSingle cylinder, 4-stroke, liquid-cooled
FrameMolybdenum steel with double cradle split above the exhaust port
Rear SuspensionMonoshock

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