Robur GA ACF60-00, Installation, Use And Maintenance Manual

Page: 36 / 96

ACF60-00 – Installation, User’s and Maintenance Manual
32
Ed. 04/2012
Menu’s 0, 1 and 7 are Display-Only Menu’s: information is only displayed and cannot be
modified. Real-time data coming from the circuit board regarding the functioning of the
ACF can be seen from menu 0; the characteristic operational parameters of the ACF and
their current values can be seen on menu 1.
Menu 7 displays information of use to Robur S.p.A. Authorized Service Centres,
see above.
To display the information of these menu’s, proceed as illustrated in paragraph “Access to
the circuit board menu’sAccess to the circuit board menu’s”, page 34.
Menu 2 is an Executional Menu: It is used to reset the flame control unit as well as for the
resetting of errors. If this procedure must be performed, go to the “RESETTING”
paragraph on page 35.
Menu 3 is a Settings Menu: It allows the values of the displayed parameters to be set. The
ideal parameter values for the best running of the ACF with the system to which it is
connected are preset at installation. But to set new parameter values, go to paragraph 3.6
on page 50.
Menu’s 4, 5, 6 and 7 only pertain to the installer and to Robur Authorized Technical
Service Centres.
Menu 8 can be selected, but is not used.
Display and Knob (encoder)
The display of the S61 circuit board can be seen from the opening in the front panel of the
ACF.
At start-up all the LED's on the display light up for approximately 3 seconds, then the
circuit board name will appear, S61. If the control switch is in the ON position, the ACF
with then begin operating.
When functioning properly, the display will alternately show the return water temperature,
the delivery water temperature and the temperature difference between the two. The
following table gives an example of what is shown of the display of an ACF60-00 in
operation:
ACF OPERATIONAL DATA SEEN ON THE DISPLAY
T. RETURN WATER
DELIVERY WATER TEMP.
WATER RETURN TEMP. - WATER DELIVERY TEMP.
Table 18 – Sample display of temperature and temperature differential
If there are functional problems, the warning codes or the error codes corresponding to
the problem will sequentially appear on the display. A list of these codes with their
description and procedure to follow to reset the ACF are reported in the TABLE OF
OPERATING CODES on page 83
The knob is used to navigate through the menu’s and parameters and to set these
parameters when possible.