Yamaha 2019 WaveRunner GP1800R Owner's/Operator's Manual page 76

Pre-operation checks
safe distance away from people, objects,
and other watercraft.
1 Shift indicator
2 "F" (Forward position)
3 "N" (Neutral position)
4 "R" (Reverse position)
EJU43400
Trim indicator check
Operate the electric trim switches and check
that the trim indicator shows the correct trim
angle of the jet thrust nozzle. (See page 39 for
electric trim system operation procedures.)
1 Trim indicator
EJU40172
Engine idling speed check
Start the engine and warm it up. Use the ta-
chometer in the multifunction information
center to make sure that the engine idling
speed is not significantly above or below the
specified range.
Engine idling speed:
1250 ±100 r/min
71
[EWJ01860]
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