Carburetor Control Diaphragm Removal And Installation - Ford VSG-411 Service Manual

3-20
Fuel System
3-20
Installation
1. Use a new gasket position and fasten choke assembly to
carburetor.
2. Position new gasket to choke assembly and with choke linkage
at mid-travel point install lever housing by engaging spring
loaded arm over linkage lever (Figure 29). Secure lever hous-
ing and cable support bracket to choke assembly.
3. Install choke cable to lever housing and adjust cable.
4. Install air cleaner.
FIG. 30 Control Vacuum Diaphragm Assembly
A - Diaphragm Housing
B - Return Spring and Guide
C - Diaphragm
D - Vacuum Supply Gallery
FIG. 29 Refitting Lever Assembly to Choke
CARBURETOR CONTROL DIAPHRAGM
Removal
1. Remove carburetor assembly.
2. Remove four torx screws and remove diaphragm housing
return spring and guide (Figure 30).
3. Remove clip and detach control diaphragm from control lever.
Installation
1. Connect diaphragm to control lever and install clip.
2. Align diaphragm assembly to carburetor body and position
return spring, spring guide and housing.
3. Install retaining screws.
NOTE: The vacuum hole in diaphragm must line up with
supply galleries in both carburetor body and housing (Figure
30). When installing assembly, hold air valve fully open until
housing is tightened. This will ensure that diaphragm is not
trapped.
4. Install carburetor assembly.