Draining The Fuel; Removing The Vapor Separator; Installing The Vapor Separator - Yamaha F30B 2018 Service Manual

Draining the fuel

1. Drain:
• Fuel
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a. Loosen the drain screw "1".
1
b. Remove the cap "1".
c. Push in the air valve "2". with a screw-
driver.
d. Tighten the drain screw to the specified
torque, and then install the cap.
Drain screw
1.5 N·m (0.15 kgf·m, 1.1 lb·ft)
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Removing the vapor separator

Cover the fuel components using a rag to pre-
vent fuel from spilling out.
1. Drain:
• Fuel
See "Draining the fuel" (6-18).
1
2
6-18
2. Disconnect:
• Quick connector
• Blowby hose
• Vapor gas hose
• High-pressure fuel pump coupler
• Cooling water hoses
3. Remove:
• Vapor separator assembly

Installing the vapor separator

1. Install:
Vapor separator assembly
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a. Install the vapor separator assembly "1".
1
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2. Connect:
• High-pressure fuel pump coupler
• Cooling water hose
• Quick connector
• Vapor gas hose
• Blowby hose
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a. Install the high-pressure fuel pump coupler
"a", and then connect the fuel pump cou-
pler "b".
Vapor separator
b
a