Worcester Pumps
The pump can be found after the primary heat exchanger within your heating appliance and allows the heated water to be circulated within the closed heating system. In the design of most combi boilers , the pump is located before the diverter valve to allow circulation through the domestic hot water and CH systems.

Worcester Bosch 8716120409 UPMO 7M Chg Pump Assembly - Greenstar/Junior
Part No: 1011008 / MPN: 8716120409

Worcester Bosch 8716117400 Pump Assembly - 12i/15i/18i/21i/24i/25i
Part No: 1031149 / MPN: 8716117400

Worcester Bosch 8716120411 Greenstar UPMO 7M Chg Pump Head Assembly
Part No: 1011010 / MPN: 8716120411

Worcester Bosch 8716120416 Upmo 7M Pump Head - Inst Plug - Danesmoor/Heatslave
Part No: 1011014 / MPN: 8716120416

Worcester Bosch 8737710972 Pump Ups - 15-35-50 130Mm G1 230V 50Hz - Greenstar/RD
Part No: 1030600 / MPN: 8737710972