Metro Therm SHK 200S, Installation And Operating Manual

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61 SHK 200S
SHK 200S-6
Chapter 11 | Disturbances in comfort
High room temperature
Set the installation to additional heat
mode
The compressor does not start
1. Go to menu 4.2 op. mode.
2. Mark ”add. heat only” using the control knob and
then press the OK button.
3. Return to the main menus by pressing the Back
button.
If you are unsuccessful in rectifying the fault and are
unable to heat the house, you can, whilst waiting for
assistance, continue running the heat pump in ”add.
heat only”. This means that additional heating only is
used to heat the house.
• Too high set value on the automatic heating con-
trol.
– Enter menu 1.1 (temperature) and reduce the
offset heating curve. If the room temperature is
only high in cold weather the curve slope in menu
1.9.1 "heating curve" needs adjusting down.
• External switch for changing the room heating
activated.
– Check any external switches.
• There is no heating requirement.
– The controller does not call on heating or hot
water.
• Compressor blocked due to the temperature con-
ditions.
– Wait until the temperature is within the prod-
uct’s working range.
• Minimum time between compressor starts has
not been reached.
– Wait 30 minutes and then check if the compres-
sor has started.
• Alarm tripped.
– Follow the display instructions.
CAUTION
When commissioning without METROTHERM air/
water heat pump, the communication error alarm may
appear in the display.
The alarm is reset if the relevant heat pump is deacti-
vated in menu 5.2.2 ("installed slaves").
Additional heating only
menu 1.9.1 "heating curve" needs adjusting up.
• Too low or no operating prioritisation of heat.
– Enter menu 4.9.1 and increase the time for
when heating is to be prioritised.
• "Holiday mode" activated in menu 4.7.
– Enter menu 4.7 and select "Off".
• External switch for changing the room heating ac-
tivated.
– Check any external switches.
• Air in the climate system.
– Vent the climate system.
– Open the valves (contact the installer to locate
them).