0RNOxxxx-#_TR Installation Entretien VARFREE page 2/41
Summary
1. Dimensions and components ...............................................................................................5
1.1. Dimensions....................................................................................................................................... 5
1.2. VF Components ................................................................................................................... 6
2. Technical Characteristics .................................................................................................7
2.1. Acceptable gas pressure .................................................................................................................7
2.2. Combustion conditions...................................................................................................................... 7
2.3. Operating conditions.........................................................................................................................8
2.4. Electrical conditions.......................................................................................................................... 8
3. Installation ..............................................................................................................................9
3.1. UK Regulations................................................................................................................................... 9
3.2. Single boiler installation......................................................................................................................9
3.3. Multi-boiler installtion. ......................................................................................................................10
3.4. Flue gas pipework connection to boiler............................................................................................ 11
3.5. Conventional flue arrangement........................................................................................................ 16
3.6. Balanced flue arrangements............................................................................................................18
3.7. Heating pipework connections......................................................................................................... 18
3.8. Gas pipework connections............................................................................................................... 20
3.9. Internal electrical connections.......................................................................................................... 21
3.10. External electrical connections........................................................................................................21
3.11. VARFREE wiring connections.........................................................................................................21
4. Boiler Control Panel.............................................................................................................22
4.1. Control panel fascia........................................................................................................................ 22
4.2. Control panel display arrangements...............................................................................................22
4.3. Control panel functions...................................................................................................................23
4.4. Adjustment of the settings .............................................................................................................. 25
4.5. Information on boiler condition........................................................................................................ 26
4.6. Adjustin the settings........................................................................................................................ 29
5. Function of the LMU64 060D168 Controller.......................................................................30
6. Commissioning.....................................................................................................................30
6.1. Check all preparatory conditions..................................................................................................... 30
6.2. Adjustment of the gas pressure...................................................................................................... 31
6.3. Commission ...................................................................................................................................33
7. Checks after commissioning ..............................................................................................33
7.1. Check for correct draining of condensate.......................................................................................33
7.2. Check for correct flow of gas..........................................................................................................33
7.3. Check that maintenance can be properly carried out......................................................................33
8. Maintenance Operations...................................................................................................... 33
8.1. Annual maintenance....................................................................................................................... 34
8.2. Draining the boiler...........................................................................................................................35
9. Spares lists ...........................................................................................................................36
9.1. VF 60 ................................................................................................................................36
9.2. VF 100 ...............................................................................................................................37
9.3. VF control panel..................................................................................................................38
To Next Page
Loading...