CONTENT Brief Description Modulating Control - How It Works To Light Your Heater To Stop Your Heater Temperature Control Control Of Your Heating System Time Control Operation Air Filter Condensate Drain Service & Maintenance Power Cuts Troubleshooting Error Codes Cleaning Important Information NOTE This appliance is not intended for use by persons (including children) with reduced physical, sensory...
BRIEF DESCRIPTION WARNING: THIS APPLIANCE MUST BE EARTHED IMPORTANT: IT IS A STATUTORY REQUIREMENT THAT ALL GAS APPLIANCES BE INSTALLED BY COMPETENT PERSONS, (i.e. GAS SAFE REGISTERED INSTALLERS. GAS SAFE MEMBERSHIP ENQUIRIES - TEL: 0800 408 5500) IN ACCORDANCE WITH THE GAS SAFETY (INSTALLATION AND USE) REGULATIONS (CURRENT EDITION).
TEMPERATURE CONTROL The figure on the room control are degrees centigrade. It is worth noting that best economy is achieved at the lowest setting that you find acceptable. Unlike normal room thermostats, the OpenTherm controller varies the heat output of the condensing heater to which it is connected. This adds significantly to the heater efficiency by ensuring that the heater keeps in economical condensing mode whenever possible.
It should be noted that under certain conditions, Le is displayed. This is part of the control sequence and the appliance should reset automatically. Ensure that the filter and the ducts are clear. You can control the heat to each room by opening and closing the warm air outlets, but never close more than half of the outlets at any one time or the performance of the heating system will be affected.
CONDENSATE DRAIN The condensate drain must not be modified or blocked. Blockage of the condensate drain caused by debris or freezing, can cause the boiler to lockout. If freezing is suspected and the pipe run is accessible, then an attempt to free the obstruction by pouring hot water on to the pipe may be made.
ERROR CODES 13.1 FLAME LOCKOUT Should the heater fail to light after 5 attempts, it will lock out Error 1. Check the gas meter is turned on and any pre-payment meters have credit. Pressing the reset button will enable the heater to relight. 13.2 FLAME LOSE Should the flame signal be lost 5 times in any 4 minute period then the heater will lockout and an error code 26 will be displayed in the centre of...
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