58
EcoBlue System
7219708 - 01 (04/15)
10
Maintenance
10.3.10 Pump - Head Only (Fig. 57)
1. Drain the boiler primary circuit and disconnect the electrical
plug from the pump motor.
2. Remove the socket head screws securing the pump head to
the body and draw the head away.
3. Reassemble in reverse order.
10.3.11 Pump - Complete (Fig. 58)
1. Drain the boiler primary circuit and disconnect the electrical
plug from the pump motor.
2. Undo the two screws securing the body to the pipe and
manifold and draw the pump forwards.
3. Unscrew the automatic air vent from the pump body.
4. Examine the ‘O’ ring seals on the return pipe and manifold,
replacing if necessary.
5, Fit the air vent to the pump body and reassemble in reverse
order.
10.3.12 Automatic Air Vent (Fig. 58)
1. Drain the boiler primary circuit and disconnect the electrical
plug from the pump motor.
2. Examine the ‘O’ ring seal, replacing if necessary and fit it to
the new automatic air vent.
3. Reassemble in reverse order.
Socket Headed
Screw
Pump Head
Pump Body
Automatic
Air Vent
Fig. 57
Fig. 58
Pump Flow
Pipe
Control Box
removed for clarity
