SP-MAN-INSTALL-01
Revision 2 21-12-21
25
11.4
Modulating Circulating Pump (Wiring)
On the EOGB Sapphire boiler, an external modulating circulation pump will need to be wired into the EOGB Sapphire wiring centre on
terminals 8, 9 and 10
(See Fig 40)
External Wiring Diagram
Internal Wiring Diagram (Sapphire PCB Connections)
Fig 41
Appliance Installation
Fig 40