FIGHTER 360P
For the Installer
Actions with operating disturbances
In the “ ” position the heat pump's compressor and
electronic control are disabled.
The fan is operational (speed I) and the immersion
heater is controlled by a separate thermostat.
The numerical display is off The automatic heating
control system is not operational, so manual shunt
operation is required. This is done by turning the
adjuster screw to manual mode and then turning the
shunt lever to the required position.
Switch position “ ”
If the operating disturbance cannot be rectified by means of
the above an installation engineer should be called.
If necessary set the Switch to “ ” (manual shunt operation necessary).
■ Incorrect values for the parameters Max. supply
temp. (menu 2.5), Heating curve (menu 2.1) or Off-
set heating curve (menu 2.2).
High room temperature
NOTE! The hot water capacity can be increased for
24 hours by pressing in the button (18).
■ Large amounts of hot water were used.
■ Circuit or main MCB tripped.
■ Possible earth circuit-breaker tripped.
■ Switch (8) set to 0.
■ MCB (7) tripped. See the section Dealing with mal-
functions – Resetting the miniature circuit break-
ers.
■ Tripped temperature limiter (6). (Contact service)
■ Switch (25) not correctly set.
■ Closed or throttled filler valve (46) on the water
heater.
Low temperature or a lack of
hot water
■ Circuit or main MCB tripped.
■ Possible earth circuit-breaker tripped.
■ MCB (7) tripped. See the section Dealing with mal-
functions – Resetting the miniature circuit break-
ers.
■ Tripped temperature limiter (6).
(Contact service).
■ Incorrect values for the parameters Max. supply
temp. (menu 2.5), Heating curve (menu 2.1) or Off-
set heating curve (menu 2.2).
■ Circulation pump (16) stopped. See the section
Dealing with malfunctions – Starting the pump.
■ Air in boiler or system.
■ Close valves (44) and (50) in the radiator circuit.
■ Initial pressure in expansion vessel too low. This is
indicated by low pressure on the pressure gauge
(42). Contact the installer.
■ Filter (63) clogged (possibly replace).
■ Exhaust air device blocked or throttled down too
much.
■ Circuit or main MCB tripped.
■ Possible earth circuit-breaker tripped.
■ MCB (7) tripped. See the section Dealing with mal-
functions – Resetting the miniature circuit break-
ers.
■
Fan speed reduced (position I and/or position II)
or Off is activated.
Low room temperature
Low or a lack of ventilation
In the event of malfunctions or operating disturbances first
check the points below:
NOTE!
When returning to normal mode, do
not forget to reset the shunt lever to
the original position by turning the
adjuster screw to “A”.
44
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