Yamaha F400A 2022 - Checking the Cylinder Block Anode; Installing the Cylinder Block Anode; Installing the Cylinder Block Sensor

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Cylinder block sensor
Checking the cylinder block anode
1. Check:
•Anode
Eroded (1/2 or more worn out) → Replace.
Adhered grease, oil, or scales → Clean.
Do not apply grease, oil, or paint to the an-
odes.
Installing the cylinder block anode
1. Install:
• Cylinder block anodes
•O-rings
• Anode plugs
Installing the cylinder block sensor
1. Install:
• Knock sensor brackets
• Knock sensors
• Gaskets “1”
• Thermo sensors “2”
• Engine temperature sensor “3”
•O-ring
• Crankshaft position sensor
TIP:
Be sure to install the thermo sensor (with the
O-ring “a”) “2” and engine temperature sensor
(without O-ring) “3” in the proper locations.
T
R
.
.
Cylinder block anode screw
2.0 N·m (0.20 kgf·m, 1.5 lb·ft)
Anode plug
18 N·m (1.8 kgf·m, 13 lb·ft)
New
New
New
T
R
.
.
Knock sensor
32 N·m (3.2 kgf·m, 24 lb·ft)
Thermo sensor (PORT) “b”
15 N·m (1.5 kgf·m, 11 lb·ft)
Thermo sensor (STBD) “c”
18 N·m (1.8 kgf·m, 13 lb·ft)
Engine temperature sensor
18 N·m (1.8 kgf·m, 13 lb·ft)
2
2
1
1
3
c
b
2
a
3