
7. Disconnect the LH electrical plug from the bottom valve. 8. Turn the boiler on and set the low pressure to the value given in Table 1, using the low rate adjustment screw inside the spindle of the top valve. 9. Turn the appliance off and reconnect all the electrical plugs. Do not overtighten the electrical plug fixing screws. 10. Refit both dust covers over the adjustment screws and refit the pressure test point screw. 11. Check for gas soundness. INSTALLATION INSTALLATION Concord CXSi/H - In