Yamaha F350 Owner's Manual page 84

Operation
side control lever.
The center engine runs at the average

speed of port side and starboard side en-
gines' speeds.
Operate the starboard side engine using

the starboard side control lever.
2. Push the engine selector switch once to
operate the port side and starboard side
engines.
Operate the port side engine using the port

side control lever.
The center engine runs at the idling speed.

Operate the starboard side engine using

the starboard side control lever.
3. Push the engine selector switch twice to
operate the center engine.
78
ZMU06000
The port side engine runs at the idling

speed.
Operate the center engine using the port

side control lever.
The starboard side engine runs at the

idling speed.
4. Push the engine selector switch three
times to operate the three engines.
ZMU06001
ZMU06000
ZMU06002
ZMU06000