Set Appliance State:

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

Observation:

Adjustment of the boilers maximum flow
temperature is done via parameter P1.
Carry out instructions below to check the max flow temp 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  : display now shows maximum flow temperature setting
3. Press + or - buttons to change setting (default 75) then press  to confirm change.
Did the maximum flow temperature setting need adjusting?