Yamaha F75F - Page 140

Fuel pump assembly
6-11
1. Install:
• Spring (to the fuel pump body)
• Diaphragm (to the fuel pump body)
• Spring (to the fuel pump body)
• Plu
nger (to the fuel pump body)
2. Install:
• Pin
a. Compress the plunger spring using a
vise to
hold the fuel pump body “1”.
b. Align the hole “a” in the plunger “1”
with th
e hole “b” in the diaphragm “2”.
c. Install the pin “1”.
d. While holding fuel pump body “1” in
place, insert a
flathead screwdriver
into the hole “a” in the plunger “2” and
turn it 90 until the tab “b” on the dia-
phragm is aligned with the slot “c” in
the fue
l pump body “1”.
3. Install:
• Fuel
pump body “1”
• Diaphragm “2”
• Cover “3”
• Nut “4”
• Fuel
pump screw “5”
Make sure to align the protrusions “a” and “b”.
Small end bearing installer “2”
90890-06528
1
2
2
1
1
1
2
a
b
1
Fuel pump screw “5”
4.2 N·m (0.42 kgf·m, 3.1 lb·ft)
a
90°
2
1
b
c
a
2
1
b
b
b
a
a
1
2
3
4
4
5
T
R
.
.