Stihl MS 310

5MS 290, MS 310, MS 390
3.2 Fuel System
Carburetor leakage test
at gauge pressure: 0.8 bar (11.60 psi)
Operation of tank vent at gauge
pressure: 0.3 bar (4.35 psi)
Fuel: as specified in instruction manual
3.3 Ignition System
Air gap between ignition module
and fanwheel: 0.15 – 0.3 mm
Spark plug (suppressed): Bosch WSR 6F
NGK BPMR 7 A
Electrode gap: 0.5 mm
3.4 Chain Lubrication
Fully automatic, speed-controlled oil pump with rotary piston
Oil delivery rate: 8 – 18 cm
3
at 10,000 rpm