Diverter Valve Actuator; Temperature Flow & Dry Fire Sensors - Potterton Promax Store 24 Installation And Service Manual

Condensing boiler with integrated hot water storage
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Port "A%
Port "B%
Fig. 23
© Baxi Heating UK Ltd 2015

4.12 Diverter Valve Actuator

Re-assemble all parts in reverse order.
1. Perform 4.1 General Access.
2. Disconnect the electrical connector at the
actuator.
3. Release the locking catch and twist the
actuator until it unlocks from the valve and
remove from the boiler.
Re-assemble all parts in reverse order.
1. Perform 4.1 General Access.
2. Check that the boiler primary system is
isolated from mains water supply.
3. Release pressure from primary system
Diverter Valve
and drain down until water level is below the
Actuator
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).
4. Remove the three spring clips from the
connections and remove the valve from the
boiler.
5. Unscrew vent from its mounting.
See Commissioning Instructions, Page 30 for
procedure to re-fill and vent the sealed
primary system.
4.13 Temperature Flow &Dry Fire
6. Disconnect the electrical connector and
Dry Fire
unscrew the sensor.
Sensor
Diverter Valve Complete
Manual Air Vent
Sensors
41

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