OptiMeOptiMe
2021/01 Rev. 0.4
16 / 38
Display Possible cause Solution
E32
BREWER REACH
OME TIME OUT
The brewer has left its brewing
position but did not reach its home
position within 6,6 sec.
Check if the brewer motor runs.
Check if the brewer unit is blocked.
E33
TEMPERATURE STEAM
BOILER TOO HIGH
Temperature sensor measures a
temperature over 140 °C.
The control has disabled the heater
output.
T (°C) R (Ohm) T (°C) R (Ohm)
0 334.000 70 16.874
10 201.660 75 14.198
20 125.470 80 11.998
25 100.000 85 10.181
30 80.223 90 8.674
40 52.589 95 7.419
45 42.951 100 6.369
50 35.272 120 3.581
55 29.119 140 2.117
60 24.161 160 1.307
65 20.144
NTC resistance table
Check the temperature sensor operation
in the service menu 2.07 Hardware test
/ inputs / temperature.
AISI 316L / 1.4404
O-ring 10,82 x 1,78mm
M12 x 1
HEX17
ww-yy
Check whether the boil-dry protection
was activated. Reset if necessary.
Attention; the metal reset levers are LIVE!
145°C +/- 7,5K
10A / 230Vac
Reset
E34
STEAM BOILER
TIME OUT
During commissioning the steam
boiler does not heat up to the set
temperature within 6 minutes.
The control has disabled the heater
output.
145°C +/- 7,5K
10A / 230Vac
Reset
Check the log menu. If Error 33 steam
boiler overheated was registered, the
steam boiler has boiled dry. Check the
NTC sensor and wiring/connection
and check the relays.
Check whether the boil-dry protection
was activated. Reset if necessary.
Attention; the metal reset levers are LIVE!
Check the steam boiler heating element.
The resistance must be approx. 30 Ω
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