6 720 818 731 (2016/07)
Tronic 4000 T | Tronic 6000 T
14 | Maintenance/inspection
8.3
Safety Thermostat
The DHW cylinder is equipped with an automatic safety device.
This safety device isolates the DHW cylinder from the power
supply to prevent the risk of injury if the DHW cylinder water
temperature rises above a certain limit.
Fig. 17
Reset button
[1] Screw
[2] Reset button
8.4
After maintenance
▶ Retighten all water connections and check for tightness.
▶ Connect the DHW cylinder.
DANGER:
Only authorised contractors are
permitted to troubleshoot the temperature
limiter.
The high limit safety cut-out must be reset
manually, but only once the cause of the fault
has been eliminated. To troubleshoot the high
limit safety cut-out:
▶ Remove the screws in the cylinder cover,
and remove the cover [1].
▶ Push down the reset key [2].
6720812247-05.2V
2
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