CLAS HE R - Installation & Servicing Manual

settings - adjustment -

settings - adjustment - problem identification menus Accessing the settings - adjustment - problem identification menus The boiler can be used to manage the heating system in its entirety. Navigation within the menus enables the boiler system + connected peripheral units to be customised, optimising operation for maximum comfort and maximum saving. It also provides important information relating to the efficient operation of the boiler. The following menus are available: The parameters relating to each individual menu are listed in the following pages. The various parameters can be accessed and modified using the Menu/Ok button and programming buttons and . (see fig. below). Programming buttons 2 Boiler Parameter 2 1 Service code (234) 2 2 General setting 2 3 C.H. Parameters - Part 1 2 4 C.H. Parameters - Part 1 2 5 Do not use 2 9 Menu 2 Reset to factory setting 3 Solar & Storage 3 0 General setting 3 1 Service code (234) 3 2 Special setting 4 Zone 1 Parameters 4 0 Set-point Zone1 4 1 Service code (234) 4 2 Zone 1 Setting 4 3 Diagnostics 4 4 Zone device mangement 5 Zone 2 Parameters 5 0 Set-point Zone2 5 1 Service code (234) 5 2 Zone 2 Setting 5 3 Diagnostics 5 4 Zone device mangement 5 5 Multizone 7 Test & Utilities 8 Service Parameter 8 1 Service code (234) 8 2 Boiler 8 3 Boiler Temperature 8 4 Don’t use 8 5 Service 8 6 Statistics 8 7 E@sy - NOT ACTIVE 8 8 Error History 42 Menu/Ok button To access the Menus, open the cover and proceed as follows: 1. Press the Menu/Ok button; the first figure 000 will flash on the display. 2. Press the buttons or to select a menu, for example: “200 3. Press the Menu/Ok button; the second figures on the display will flash, e.g. “210. Caution! The menus reserved for qualified technicians may only be accessed after setting the access code. 4. Press the Menu/Ok button; 222 will appear on the display unit. 5. Press the buttons or to select code 234 6. Press the Menu/Ok button to select the sub menu; the second figures will flash, e.g. “220”. 7. Press the buttons or to select a sub menu; for example: “230 8. Press the Menu/Ok button to access the sub menu parameters; the three figures will flash, for example: “230”. 9. Press the buttons or to select a parameter; for example: “231 10. Press the Menu/Ok button to access the parameter; the display will indicate the value, e.g “70”. Note: The parameter value will be displayed for 20 seconds, then will begin to flash in alternation with the parameter, e.g. “70 > 231. 11. Press the buttons or to select the new value, e.g. “75”. 12. Press Menu/Ok to save the change or press Esc to exit without saving. To exit, press the Esc button until the normal display screen is restored. For menus which do not require the access code, it is possible to pass directly from the menu to the sub menu.

settings - adjustment - problem identification menus menu sub-menu parameter description value 2 BOILER parameter SETTING 2 1 Entering access code 222 press the programming "+" button to select 234 and press the Menu button 2 2 BOILER General SETTING 2 2 0 Slow ignition 0 to 99 60 RESERVED FOR SAT 2 2 1 Minimum ambient temperature for antifreeze activation from 2 to 10 °C 5 Activated only with the modulating peripheral device (optional) 2 2 2 NOT PRESENT 2 2 3 Underfloor thermostat or zone 2 ambient thermostat selection 2 2 4 NOT PRESENT 2 2 5 NOT PRESENT 2 2 6 NOT PRESENT 2 2 7 NOT PRESENT 2 2 8 Boiler Version Do not modify 0 = Underfloor safety thermostat 1 = Zone 2 ambient thermostat default setting 1 Do not modify 0 to 5 0 RESERVED FOR TECHNICAL ASSISTANCE Only if the PCB is changed 2 3 BOILER Parameter - Part 1 2 3 0 NOT PRESENT 2 3 1 Maximum heating power setting 0 to 99 see the "gas setting" table, in commissioning 2 3 2 Domestic hot water maximum RPM percentage CANNOT BE MODIFIED 2 3 3 Minimum RPM percentage CANNOT BE MODIFIED 2 3 4 Heating maximum RPM percentage CANNOT BE MODIFIED 2 3 5 Selection of ignition delay type when heating 2 3 6 Ignition delay when heating timer setting 0 to 99 RESERVED FOR TECHNICAL ASSISTANCE Only if the gas or PCB is 0 to 99 0 to 99 changed see "gas setting" table in commissioning 0 = Manual 1 see section on "gas setting" in 1 = Automatic commissioning from 0 to 7 minutes 3 2 3 7 Post-circulation when heating from 0 to 15 minutes or OC (AC) 3 2 3 8 NOT PRESENT 2 3 9 NOT PRESENT 43