plymouth Workshop Repair Guides

Plymouth Workshop Service and Repair Manuals

Positive Crankcase Ventilation > < Fillpipe Restrictor|Description and Operation
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Fillpipe Restrictor: Testing and Inspection

Fill Pipe Restrictor

 

Use dowel gauge to check restrictor opening [1].

 

Inspect for; tampering, broken flapper, excessive wear etc..

 
REMARKS:

 
[1]  N&W Manufacturing part number ---> FRG-95, or equivalent, (must be made of non-sparking material, 1552 alloy suggested).
 

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Minimum tool diameter .9375"

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Maximum tool diameter .9500"

Positive Crankcase Ventilation > < Fillpipe Restrictor|Description and Operation