Heatrae Sadia ELECTROMAX SOLAR Installation & Servicing Instructions Manual page 69

8.27 CENTRAL HEATING PRESSURE GAUGE
1. Drain the central heating primary circuit.
2. Undo the capillary connection at the central heating pressure relief valve.
3. Unscrew the two screws holding the Electromax Solar control panel in place and allow it
to drop forward.
4. Unscrew the two screws holding the control panel back cover in place and remove the
back cover.
5. Unclip the central heating pressure gauge from control panel housing.
6. Clip the new pressure gauge to the control panel housing. Re fit the control panel back
cover. Re fit the Electromax Solar control panel. Connect the capillary to the central heat-
ing pressure relief valve.
8.28 SOLAR PRESSURE GAUGE
1. Drain the solar primary circuit.
2. Undo the capillary connection at the solar heating pressure relief valve.
3. Unscrew the two screws holding the Electromax Solar control panel in place and allow it
to drop forward.
4. Unscrew the two screws holding the control panel back cover in place and remove the
back cover.
5. Unclip the central heating pressure gauge from control panel housing.
6. Clip the new pressure gauge to the control panel housing. Re fit the control panel back
cover. Re fit the Electromax Solar Control Panel. Connect the capillary to the solar pres-
sure relief valve.
8.29 IMMERSION HEATER THERMAL CUT OUT RESET:
1. Remove the immersion heater cover by unscrewing the securing screw.
2. Press the red button on the immersion heater.
3. Re fit and secure the immersion heater cover.
8.30 SOLAR THERMAL CUT OUT RESET:
1. Remove the thermal cut out cover by unscrewing the securing screw.
2. Press the red button on the solar thermal cut out.
3. Refit and secure the solar thermal cut out cover.
69