Worcester Greenstar 8000 Life Installation And Maintenance Instructions Manual page 57

Service function L.4
4-A4 Maintenance type
4-A5 Burner runtime
4-A6 Appliance runtime
4-b1 Outside temperature control within the
appliance
4-b2 Summer mode
4-b3 Heating curve end
4-b4 Heating curve base
4-b5 Frost protection
4-b6 Frost temperature limit
4-C1 Maximum temperature in the solar
cylinder
4-C2 Solar pump speed control
4-C3 Solar module active
4-d0 Motorised filling valve present
Greenstar 8000 Life – 6720883865 (2021/11)
Settings/adjustment range
• 0: Switched off
• 1: Burner runtime
• 3: Appliance runtime
• 10 ... 60 (=1,000 ... 6,000 h)
• 1 ... 72 months
• OFF
• ON
• 0 ... 16 ... 30 °C
• 20 ... 90 °C
• 20 ... 90 °C
• OFF
• ON
• 0 ... 5 ... 10 °C
• 20 ... 60 ... 90 °C
• 0: No
• 1: PWM
• 2: 0-10 V
• OFF
• ON
• YES/NO
Settings in the service menu
Remark/restriction
Setting 1: The maximum burner time is reached.
Setting 3: The maximum operating time including
standby is reached.
This service function is only available, if service
function 4-A4 is set to 1.
Elapsed time x 100 of the system since
commissioning.
This service function is only available, if service
function 4-A4 is set to 3.
After this time period has elapsed, the display
shows the required inspection via the 1018
service display.
This service function is not available, if a
temperature controller with an EMS link is
connected.
This service function is only available, if service
function 4-b1 is activated.
If the outside temperature exceeds the set
temperature limit, the heating switches off
(Summer mode). If the outside temperature falls
by at least 1 °C below the setting, the heating
switches on again (Winter mode).
This service function is only available, if service
function 4-b1 is activated.
Set flow temperature at an outside temperature of
‒10 °C.
This service function is only available, if service
function 4-b1 is activated.
Set flow temperature at an outside temperature of
+20 °C.
This service function is only available, if service
function 4-b1 is activated.
Appliance frost protection switches the burner and
heat pump on, if the outside temperature falls
below 5 °C. This prevents the heating appliance
freezing.
Temperature value for the system frost protection.
This service function is only available if service
function 4-b1 was activated. If the outside
temperature does not exceed the frost threshold
temperature, then the heating pump in the heating
circuit switches on.
Only available if the solar module is activated.
Temperature, to which the solar cylinder may be
charged.
Only available if the solar module is activated.
Only available if the solar module is detected.
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