30Henrad SE FF - InstallationINSTALLATION48 GENERAL CHECKSMake the following checks for correct operation1. Operate the thermostat knob and check that the burnerand 'Burner on' neon, light and extinguish in response.2. The correct operation of ANY timer and all other systemcontrols should be proved. Operate each controlseparately and check that the main burner or circulatingpump, as the case may be, responds.3. Water circulation system:Note.Fernox Superfloc, or Sentinel X300 (new systems)or X400 (existing systems) flushing solutions should beused during the flushing procedure. Refer to Frame 9.49 HANDING OVERINSTALLATION• If an optional timer kit is fitted then refer to the instructionssupplied with the kit.• The temperatures quoted alongside are approximate, andvary between installations.a. With the system HOT examine all waterconnections for soundness.b. With the system still HOT, turn off the gas, water andelectricity supplies to the boiler and drain down tocomplete the flushing process.c. Refill and vent the system, add inhibitor (see Frame9), clear all air locks and again check for watersoundness.Adhere the water treatment warning label, suppliedin the hardware pack, in aprominent position on thesystem, to prevent the use of incorrect watertreatment additives.d. Balance the system (see Frame 4).4. Check the condensate drain for leaks and check that it isdischarging correctly5. Finally set the controls to the User’s requirements.Knob Setting Flow Temperature°C °F1 50 1202 60 1403 66 1504 71 1605 77 1706 82 180After completing the installation and commissioning of thesystem the installer should hand over to the householder bythe following actions:1. Hand the User's Instructions to the householder andexplain his or her responsibilities under the Gas Safety(Installation and Use) Regulations 1994, amendments1996 or rules in force.2. Draw attention to the Lighting Instruction label affixed tothe controls pod door.3. Explain and demonstrate the lighting and shutting downprocedures.4. The operation of the boiler and the use and adjustment ofALL system controls should be fully explained to thehouseholder to ensure the greatest possible fuel economyconsistent with household requirements of both heatingand hot water consumption.Advise the User of the precautions necessary to preventdamage to the system and to the building in the event ofthe system remaining inoperative during frosty conditions.5. Explain the function and the use of the boiler thermostatand external controls.6. Explain and demonstrate the function of time andtemperature controls, radiator valves, etc., for theeconomic use of the system.7. If any timer kit is fitted then draw attention to the Timer KitUser's Instructions and hand them to the householder.8. After installation, commissioning and customer hand-over instructions please complete theappliance log book and leave this with the customer.9. Stress the importance of regular servicing by a CORGIregistered installer and that a comprehensive serviceshould be carried out AT LEAST ONCE A YEAR.