52 Installation and maintenance instructions 0020244997_07
# Maintenance work Interval
32 Filling the heating installation at regular intervals
35
33 Completing inspection and maintenance work Annually
45
34 Perform the gas family check at regular intervals
35 Visually check the ignition and burner behaviour Annually
36 Checking the CO/CO₂ content following maintenance work Annually
37 Check the product for gas, flue gas, water and condensate leaks Annually
B Installer level – Overview
Setting level Values
Unit Increment, select, explanation
Factory
setting
Min. Max.
Installer level →
Enter code 00 99 – 1 (competent person code 17) –
Installer level → Fault list →
F.XX – F.XX¹ Current value
– –
–
Installer level → Test programs →
Gas family check Current value – LPG, natural gas –
Installer level → Test programs → Check programs →
P.00 Purging – – – Yes, No –
P.01 Maximum load – – – Yes, No –
P.02 Minimum load – – – Yes, No –
P.06 Filling mode – – – Yes, No –
Installer level → Test programs → Function menu →
T.01 Internal pump – – – On, Off –
T.02 3-way valve – – – On, Off –
T.03 Fan – – – On, Off –
T.04 Cylinder charging pump – – – On, Off –
T.05 Circulation pump – – – On, Off –
T.06 External pump – – – On, Off –
T.08 Burner – – – On, Off –
Installer level → Test programs → Electronics self-test →
Self-test – – – Yes, No –
Installer level → Appliance config. →
Language – – – Languages available for selection Country-
specific
Target flow temp. 30 75 ℃ 1 –
DHW temperature 30 60 ℃ 1
Product with domestic hot water generation or
connected domestic hot water cylinder
–
Comfort mode
– –
– On, Off Off
¹Fault lists are only displayed, and can only be deleted, if faults have occurred.
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