MDC ROBSON XTT 2021, Owner'S Manual

Page: 22 / 87

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Red Indicator Lamp “Fault”
The red indictor lamp (a) lights up if there is a fault. For possible causes please refer to “Fault finding” on page 6. To
unlock, switch off the appliance, wait 10 minutes, and switch on again.
Maintenance
Do not modify this appliance
Servicing should only be carried out by authorised personnel.
Only original Truma parts may be used for maintenance and repair work!
Please contact the Service Australia for service and repairs.
Decalcification
The Truma UltraRapid must be descaled on a regular basis (at least twice a year).
We recommend the use of suitable normal commercial products for the cleaning, disinfection and care of the Truma
UltraRapid. Products containing chlorine are unsuitable.
•
In order to avoid the colonization of micro-organisms, heat up the Truma UltraRapid to 70 °C at regular
intervals.
• The drain valve (Fig. 2 - 3) and the P&T safety valve (Fig. 2 - 4) are to be operated regularly to remove lime
deposits and to ensure that they are not blocked. Frequency: every 6 month.
Fuses
The water heater 12 V fuse is on the PCB on the water heater.
Important note
Only replace the miniature fuse on the PCB with a fuse of the same type: 1.6 A (slow action).
Circuit Breaker
There is a circuit breaker allocated to the water heater circuit switch on the main electrical panel. To reset this
breaker, push in.