MCB2191 Hydraulic assembly complete **OBSOLETE**
This complete hydraulic as previously supplied is now obsolete but the main individual components are available. Therefore it is necessary to diagnose where the problem lies, remove the existing assembly and repair prior to installation. The main parts are available as a kit MCB2193 allowing the assembly to be fully refurbished once it has been removed.
Alternatively the parts are available individually
MCB2192 Diaphragm housing
MCB2160 DHW heat exchanger