14
8
Operation
Fig. 8 front view of SP 1.1 and 1.2 control panel
1
Main switch on/off
This switch causes electrical power to be supplied to the
boiler (on) or disconnects it (off).
2
Auto/man TÜV switch
auto:
This setting must be selected when rapidomatic heating
circuit control is in use. The effect of this setting is to
connect burner and heating pump (pump No. 1) on
operation of rapidomatic.
man:
The setting to use when heating circuit control is not
working correctly. The effect of this setting is that the
burner is switched at the desired boiler advance
temperature which can be set at the boiler temperature
control. The heating pump (pump No. 1) runs
continuously.
TÜV:
The purpose of this switch setting is to allow inspection
of the switching function of the safety temperature
limiter (TSB). Inspection work must only be carried out
by qualified personnel.
3
Storage charging pump auto/man switch
auto:
This setting must be selected when rapidomatic heating
circuit control is in use.
man:
This setting is selected if rapidomatic is functioning
incorrectly. The storage charging pump runs
continuously.
3a
Heating circuit No. 2 heating
pump auto/man switch (SP 1.2 only)
auto:
This setting must be selected when rapidomatic heating
circuit control is in use.
man:
This setting is selected if rapidomatic is functioning
incorrectly. The heating circuit No. 2 heating pump runs
continuously.
