Dynojet Scooter Dyno SD-12 Installation Guide - Manual (Page 38)

Model SD12 Scooter Dynamometer Installation Guide
C H A P T E R 3
Pre-Run Inspection
3-8
B EFORE S TARTING THE E NGINE
Connect an exhaust hose or hoses (if dual exhaust) on the vehicle, make sure the
hose fits over the tail pipe, is not plugged or kinked and the hose is vented correctly
out of the dyno room.
Engine exhaust contains poisonous carbon monoxide gas. Breathing it could
cause death. Operate machine in well ventilated area.
E NGINE W ARM U P
Warm the vehicle’s engine and drivetrain before beginning testing. Consistent engine
temperatures will assure your runs are repeatable.
A FTER E NGINE W ARM U P
Always leave the vehicle in neutral (automatic transmission) or in first gear (manual
transmission), with the engine off, and make sure the park brake and the dyno brake
are on when you get off the vehicle on the dyno.
• Fix any fuel, oil, or coolant leaks that may have shown up after engine warm up and
check the carburetor for leaks.
• Any loud or unusual engine noises or excessive exhaust smoke should be resolved
before continuing.