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Split system single phase type
4 5 7 Maintenance /
Special Operating Mode Functions
Maintenance
Maintenance functions can be used as a preventive
step for periodically monitoring the installation All
maintenance functions can be individually activated /
deactivated
The controller automatically generates maintenance
messages if the settings defined are either exceeded or
fail to be reached
Line N°
Programming line
7070
HP interval
7071
HP time since maint
7073
Cur starts compressor 1/hrs run
HP interval :
Defines the maintenance frequency (in months) for the
heat pump
Emergency mode
If the heat pump is not operating properly, a emergency
service can be maintained The emergency mode enables
the installation to be run with the available heaters (flow,
storage tank, DHW tank) In this case the compressor
will remain off
Line N°
Programming line
7141
Emergency operation
7142
Emergency operating function type
Emergency operation (7141) :
Emergency operation can be activated and deactivated
manually
• Off:
Emergency operation is deactivated
• On:
Emergency operation is activated
Maintenance document "1792 - EN"
HP time since maint :
Displays the time (months) elapsed since the last
maintenance If the value exceeds the "heat pump
interval" setting (Line 7070), the symbol will be displayed
and a maintenance message will appear in the Info
section:
17: Heat pump maintenance Interval (Priority 6)
This setting can be reset with the associated rights of
access
Cur starts compressor 1/hrs run :
The average number of compressor startups per hour of
operation, obtained over a period of 6 weeks
If the value exceeds the "Comp1 max startups/hr op"
adjusted setting, the symbol will be displayed and a
maintenance message will appear in the Info section:
8: Too many compressor 1 startups (Priority 9)
This setting can be reset with the associated rights of
access
Emergency operating function type (7142) :
• Manual:
Emergency operation can be activated/deactivated only
through the Emergency operation setting on line 7141
• Automatic:
As soon as a fault occurs on the heat pump, emergency
operation is automatically switched on It stops when
the fault is removed and, if necessary, cleared (reset)
Emergency mode may however be activated / deactivated
manually via the "Emergency operation" setting on line
7141
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