Emergency Mode - Fujitsu WGYA050DG6 Design & Technical Manual

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Service / special operation functions
Maintenance
Maintenance functions can be used as a preventive
step for periodically monitoring the installation.
All maintenance functions can be individually
activated / deactivated.
LINE FUNCTION
7070 HP interval
7071 HP time since maintenance
Cur starts compressor 1/hrs run
7073
HP interval
Defines the maintenance frequency (in months) for
the heat pump.
HP time since maintenance
Displays the time (in months) elapsed since the last
maintenance. If the value exceeds the "heat pump
interval" (line 7070), the symbol
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.

Emergency mode

If the heat pump is not operating properly, an
emergency operation can be maintained. The
emergency operation enables the installation to be
LINE FUNCTION
7141 Emergency operation
7142 Emergency operation function type
Emergency operation
Emergency operation can be activated and
deactivated manually.
•
Off
Emergency operation is deactivated.
•
On
Emergency operation is activated.
The controller automatically generates
maintenance messages if the settings defined are
either exceeded or fail to be reached.
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
and a maintenance message will appear in the Info
section:
will be displayed
8: Too many compressor 1 startups (Priority 9)
This setting can be reset with the associated rights
of access.
run with the available heaters (flow, DHW tank). In
this case the compressor will remain off.
Emergency operation function type
•
Manually
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 operation may however
be activated / deactivated manually via the
"Emergency operation" setting on line 7141.
- (CS01 - 54) - - (CS01 - 54) -
will be displayed
Control system