Flushing Power Unit - Yamaha F40G Owner's Manual

proper specification. For information on
spark plug installation, see page 82.
2. Change the gear oil. For instructions,
see page 88. Inspect the oil for the pres-
ence of water that indicates a leaky seal.
Seal replacement should be performed
by an authorized Yamaha dealer prior to
use.
3. Grease all grease fittings. For further de-
tails, see page 81.
TIP:
For long-term storage, fogging the engine
with oil is recommended. Contact your
Yamaha dealer for information about fogging
oil and procedures for your engine.
EMU28445

Flushing power unit

Perform this procedure right after operation
for the most thorough flushing.
ECM01530
NOTICE
Do not perform this procedure while the
engine is running. The water pump may
be damaged and severe damage from
overheating can result.
1. After shutting off the engine, unscrew
the garden hose connector from the fit-
ting on the bottom cowling.
3
1. Fitting
2. Garden hose adapter
3. Garden hose connector
Maintenance
1
2
ZMU05096
75