SPIRAX Marshall PRV DP143 Spare

Product Description

SPIRAX Marshall PRV DP143 Spare 

How to order spares for DP143 PRV?

Always order spares using the description in the column headed 'Available spares' and state the size and type of pressure-reducing valve.

Example: 1 - Main valve assembly for a Spirax Marshall DN15 DP143 pressure-reducing valve.

How to fit. 

See the Installation and Maintenance Instructions supplied with the pressure-reducing valve. Further copies are available

on request.

Interchangeability of spares:

The following table shows how in specific sizes, some parts are interchangeable. For example, in the line headed 'Main diaphragm,' the diaphragm used in the following sizes: DN15LC, DN15, and DN20 are common to these sizes by the letter 'a'. The letter 'b' indicates that sizes DN25 and DN32 use one standard diaphragm.

Some parts, particularly pilot and main valve assemblies, are specific to particular models,.