Assembly Of Fuel Pump - TOHATSU MX 50D2 Service Manual

Fuel System
1 1
4-26

6) Assembly of Fuel Pump

1.
a a
1 1
2.
7) Inspection of Fuel Connector
1.
2.
3.
8) Inspection of Fuel Filter
<Refer to inspection items of Chapter 3.>
To achieve higher tightness of gasket, wet
interior of fuel pump with small amount of
gasoline.
Attach check valves 1 as shown illustration.
Locate cutaway part of check valve toward a.
Attach new gasket and assemble fuel pump body using
screws (4).
After assembling, check for air leak again.
Check fuel connector for crack and damage.
Connect vacuum/pressure gauge to outlet of fuel connector.
Apply specified pressure, and check if the pressure is
maintained for 10 seconds. Replace if necessary.
Vacuum Pressure Gauge
P/N. 3AC-99020-1
Specified Pressure :
0.029 MPa (4 psi) [0.3 kgf/cm
GB
2 ]
2st 50D2 2011