Checking Wiring And Connectors; Exhaust Leakage; Water Leakage; Checking Power Trim And Tilt System - Yamaha 40V Owner's Manual

1
1. Drain hose
2. Filler neck side
1
1. Drain hose
2. Filler neck side
EMU29111

Checking wiring and connectors

Check that each grounding wire is properly
G
secured.
Check that each connector is engaged se-
G
curely.
2
ZMU03416
2
ZMU04989
EMU29120

Exhaust leakage

Start the engine and check that no exhaust
leaks from the joints between the exhaust
cover, cylinder head, and body cylinder.
EMU29130

Water leakage

Start the engine and check that no water
leaks from the joints between the exhaust
cover, cylinder head, and body cylinder.
EMU29161

Checking power trim and tilt system

EWM00430
WARNING
Never get under the lower unit while it
G
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
G
motor before performing this test.
1. Check the power trim and tilt unit for any
sign of oil leaks.
Maintenance
ZMU03240
61