Set Appliance State:

WARNING! - Mains voltage is expected during test follow
TOPs P4 live testing procedure
Mains Power On

Measurement:

Adjustment of the boilers maximum DHW
temperature is done via parameter P2.
Carry out instructions below to check the DHW temperature setting and adjust as necessary.
(parameters only accessible when appliance has completed self check)
1. Hold  until display alternates between P and 1. (approx. 2 secs)
2. Press + once so display alternates between P and 2.
3. Press  : display now shows maximum DHW temperature.
4. Press + or - buttons to change setting (default 55) then press  to confirm change.
Did the DHW temperature setting need adjusting?