Haier HAIPSJ64MC Manuel D'utilisation page 12

Turn on the hob, then Press at the same time the KEY
Lock and Time r " .
"
press +/- of the timer
or
Press at the same time Key Lock
for confirmation.
Timer control
You can use the timer in two different ways:

You can use it as a minute minder. In this case, the timer will not turn any cooking zone off when the set time is
up.

You can set it to turn one or more cooking zones off after the set time is up.
The timer of maximum is 99min.
To enter Power Management Function
To switch to another level
Confirmation and Exit Power Management Function
and Timer " "

The timer indicator will show " P5" which means power
level 5。The default mode is on max power of the hob.
There are 5 power levels, from "P1" to "p5". The timer
indicator will show one of them.
"P1" : the maximum power is 2.5Kw.
"P2" : the maximum power is 3.5Kw.
"P3" : the maximum power is 4.5Kw.
"P4" : the maximum power is 5.5Kw.
"P5" : the maximum power is max power of the hob.
Then the hob will be turned off.