PIAGGIO Vespa 150 1962 Operation And Maintenance Manual page 29

Before setting the machine in motion. Check oil lever in gear box by unscrewing from the
crankcase, the level screw marked « OLIO » (see Fig. 21, No. 1 ). With the scooter standing
upright, oil should just be about to flow out.
After the first 1000 Km (600 miles). Warm up the engine and drain off all oil through the
hole provided. Pour some fresh oil in and run the engine for a few seconds. Drain again and
refill with about 0.18 Kg (0.4 Ibs) of ESSO SAE 30. (More on breaking-in on page 21.)
Every 4000 Km (2500 miles). Do the following tasks:
- Remove the air cleaner from the carburetor and agitate in an 30% gasoline-oil bath.
- Check oil level in the gear box.
- Clean the lubricators of front wheel hub and refill them using a grease gun.
- Grease joints on brake controls.
- Grease the felt which lubricates the of flywheel magneto.
- Inspect the insulation material of sparkplug and replace if the porcelain is cracked. Clean
the sparkplug electrodes with a metal brush or very fine emery cloth, and adjust the gap to
0.6 mm (0.023 in). Wash with neat gasoline.
Use the type sparkplug recommended on page 8. We remind owners that the use of
an approved sparkplug will prevent many engine troubles.
- Lubricate the speedometer drive pinion and flex drive.
- Clean the muffler exhaust pipe (heat the exhaust pipe ; clean it while holding so that the
exhaust pipe is pointing downwards by either scraping it internally with a hooked wire or by
blowing air through from the opposite end).
- Decarbonize the engine (remove the muffler, the cooling hood, the cylinder head and
cylinder; decarbonize the piston crown, the cylinder ports and the inner side of the cylinder
head; carefully clear the cylinder of carbon deposits).
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