Gebwell Qi 10, Installation, Operation And Maintenance Manual

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40 v3-8 23052017
The hot water accumulator's water temperature varies
between the values set (nominal set point - switching
differential 5°C).
Domestic hot water temperature is set on
“Domestic hot
water”
-menu
Factory setting: 50°C
Domestic water heating can be activated and deactivated
on
Operating mode
.
When operating mode is ON the water is heated according
to the selected set point. When operating mode is OFF, hot
water charging is not on.
The charging of hot domestic water can be activated by
setting
Temporary
to
Recharging
. This action activates
charging and loads the domestic water to set value.
12.5 Heating system tracking
On
Info
-menu you can see information related to the
system, heating areas, domestic hot water and energy
monitoring.
By selecting display’s -icon you are able to read the
current processes. In case of a failure, the user terminal
will be the first to tell the cause. On
Info
–menu you can
see the system status, set points for heating circuits and
temperatures.
Displays:
•
Any failure notifications from the failure code
list
•
Any maintenance notifications from the
maintenance code list
•
Any notifications regarding special states
Other displays:
- Heating circuit 1 status
- Heating circuit 2 status
- Outdoor temperature
- Room set point 1
- Supply water set point 1
- Room set point 2
- Supply water temperature 2
- Supply water set point 2
12.6 Special operations
Resetting heat pump alarms:
Resetting the heat pump will acknowledge alarms and
reset the system back to activation state.
Preset activation delays is not regarded in order to avoid
unwanted waiting periods during commissioning or
troubleshooting.
By changing the
Reset HP
value from No to Yes, the
alarms will be acknowledged and the system will start
again once heating request is activates. If the alarm recurs,
see the corrective measures in
FAILURES.
Service / special operation (spare use)
By service / special operation function the heat pump can
be set on an
“emergency”
mode. In emergency mode the
heat pump functions with electric immersion heaters and
the compressor will not start. This enables the use of the
heat pump before connection of the heat collector.
If heat pump does not function correctly, emergency
function can be activated.
Please make sure the following points are taken into
account before activating the emergency function
•
DHW accumulator is filled up
•
Heating circuit is filled up and vented
• DHW accumulator’s (LVV1) outer housing has
been vented
•
Control fuse F10 is on.
•
The circuit breaker F3 for the source and heat
supply pumps is on. (ON)
•
Flow-through resistor’s fuse F2 on. (ON)