How do I change out a Fabri #67 seal?

The seal replacement procedure for Fig. C67 is available for download.

Will a C67 valve hold a Vacuum? 

• Vacuum downstream and 0 psig upstream acts no differently on a C67 than 0 psig downstream and 15 psig upstream. 
• Packing maintenance should be considered, as packing leaks may not be as apparent in vacuum service.

What application/valve specifications are required for a valve recommendation? 

The valve specification sheet is available for download. Please provide as much information about your application and valve requirements as possible for our recommendation will be based on the information provided.

What are the recommended guidelines for choosing a valve for pulp stock?

• C37 <8% stock, (Purge ports utilization is recommended in seat and chest area.)
• C67 <12% stock, (Use chest liners with stock consistency >8%)
• XS150 <12% stock
• F39 >12% stock (Purge ports utilization is recommended in seat and chest area.)