Maintenance
flushing attachment, in a test tank, or with the
outboard motor in the water.
EMU29111
Checking wiring and connectors
q Check that each grounding wire is properly
secured.
1.
Start the engine and allow it to warm up
fully in neutral until it is running smooth-
ly.
q Check that each connector is engaged se-
curely.
2-hp
model: Warm the engine with the
throttle in the start position or less. If the
outboard is mounted on a boat, be sure
the boat is tightly moored.
NOTE:
Correct idling speed inspection is only possi-
ble if the engine is fully warmed up. If not
warmed up fully, the idle speed will measure
higher than normal. If you have difficulty ver-
ifying the idle speed, or the idle speed re-
quires adjustment, consult a Yamaha dealer
or other qualified mechanic.
ZMU04007
EMU29120
Exhaust leakage
2.
Verify whether the idle speed is set to Start the engine and check that no exhaust
specification. For idle speed specifica- leaks from the joints between the exhaust
tions, see page 47.
cover, cylinder head, and body cylinder.
EMU29050
Checking water in engine oil tank
EMU29130
Water leakage
Oil injection models
Start the engine and check that no water
leaks from the joints between the exhaust
cover, cylinder head, and body cylinder.
There is a water trap at the bottom of the en-
gine oil tank. If water or foreign matter is vis-
ible in this trap, consult your Yamaha dealer.
EMU29153
Checking power trim and tilt system
EWM00430
WARNING
q
Never get under the lower unit while it
is tilted, even when the tilt support lever
is locked. Severe injury could occur if
the outboard motor accidentally falls.
Make sure no one is under the outboard
motor before performing this test.
2
1
q
ZMU01895
1.
2.
Check the power trim and tilt unit for any
sign of oil leaks.
Operate each of the power trim and tilt
switches on the remote control and en-
gine bottom cowling (if equipped) to
1
2
. Water trap
. Engine oil tank
59
| Categories | Yamaha Outboard Manuals |
|---|---|
| Document Type | Boat Motor Manual Free Download. Marine Operator's Boating Guide. |
| Tags | Yamaha LZ250D, Yamaha LZ300D, Yamaha Z250D, Yamaha Z300D |
| Model Year | 2005 |
| Download File |
|
| Language | English |
| Product Brand | Yamaha Motor. Yamaha Motor Corporation, USA - Support Customer Relations for US: 1-800-962-7926
Yamaha Boats: 1-800-962-7926 Yamaha Outboard Customer Relations: 1-866-894-1626 , Yamaha Outboard |
| Document File Type | |
| Publisher | yamaha-motor.com |
| Wikipedia's Page | Yamaha Motor Company |
| Copyright | Attribution Non-commercial |
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