See also:

Fuel pump - testing, removal and refitting
Note: Refer to the warning at the end of Section 1 before proceeding. Testing 1 The fuel pump may be quite simply tested by disconnecting the fuel inlet pipe from the carburettor and placing its ...

Cylinder head - removal and refitting (engine in vehicle)
Note: Refer to the warning at the beginning of Section 5 and the note at the beginning of the following Section before proceeding. The cylinder head must not be removed when the engine is warm. R ...

Specifications
Fuel evaporative emission control system - carburettor engines Ported vacuum switch operating temperature: Two-port valve . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . ...