<p>Chelmsford:-</p><p>&nbsp;</p><p>AC was reporting as smelling however that was not the fault on site once engineer arrived, fault was on a Mitsubishi Electric centralised controller and issue was investigated further as a communications fault 6607, engineer traced issue to power failure of one of the site connected condensing units.</p><p>&nbsp;</p><p>Engineer re-instated power and fault was cleared and site left in operational condition following successful testing including heating and cooling modes.</p><p>&nbsp;</p><p>I will send jobsheet shortly.</p><p>&nbsp;</p><p>Regards,</p><p>&nbsp;</p>