Diverter Valve Actuator - Potterton Promax HE Store 90 Litres Installation & Servicing Instructions Manual

Port 'A'
Port 'B'
Fig. 23
36
4.12
Re-assemble all parts in reverse order.
1. Perform 4.1 General Access.
2. Disconnect the electrical connector at the
3. Release the locking catch and twist the
Re-assemble all parts in reverse order.
1. Perform 4.1 General Access.
2. Check that the boiler primary system is
Diverter Valve
3. Release pressure from primary system and
Actuator
4. Remove the three spring clips from the
5. Unscrew vent from its mounting.
4.13
Dry Fire
Sensor 6. Disconnect the electrical connector and

Diverter Valve Actuator

actuator.
actuator until it unlocks from the valve and
remove from the boiler.
Diverter Valve Complete
isolated from mains water supply.
drain down until water level is below the
valve.
Note: A convenient way to check the water
level is to drain all water to the level of the
primary expansion relief valve.
Note: The markings on the valve body are
an aid to correct installation (See Fig. 23).
connections and remove the valve from the
boiler.
Manual Air Vent
See Commissioning Instructions, Page 27
for procedure to re-fill and vent the sealed
primary system.
Temperature Flow & Dry Fire
Sensors
unscrew the sensor.
© Baxi Heating UK Ltd 2006