Danfoss FP735Si User's Guide download pdf (Page 21)

Danfoss Heating

5.0 Resetting the unit

Reset

Press and release the RESET button (R/S) if display freezes for any

reason. This does not reset any programme, clock or date but will

reset any manually selected overrides. It is recommended that this is

done at time of installation.

Full reset

Press and hold the PROG and V buttons for 5 seconds to go to

Advanced Programming. Press and release RESET button (R/S)

whilst holding down the PROG button. This resets event times to

their defaults (see 1.2). Any ADVance overrides and +HRS overrides

are cancelled. Pre-programmed parameters (Installation Guide) are

reset to default values. Clock and date are not changed.

z SERVICE OVERDUE: If the boiler is not serviced before the due date, a

visual and audible warning will start each day at noon. The audible

warning will last for 1 minute and will be repeated every hour.

The display will show SEr and the service due date. The visual and

audible warnings will remain until a button is pressed to cancel

them. If cancelled the alarm will recommence the following day at

noon. The alarm symbol will  ash as a constant reminder.

z In addition, all overrides and programming buttons will be

disabled and the heating may operate for a limited amount of

time each hour or not come on at all depending on the installer

settings.

z The installer may cancel or reset the service interval timer as part

of the boiler service.

z This is a gas safety feature that can only be accessed by an installer.

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Danfoss FP735Si User's Guide Page 21