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INSTRUCTIONS
The Trianco Aztec Instant Water Heater has been designed and constructed to give years of trouble-free service and these
instructions are provided to assist you in obtaining the best performance with the least trouble and cost.
The water heater is fully automatic in operation and requires little attention other than the setting of the hot water
temperature.
Do not use the appliance if there is any possibility of the water supply being frozen.
Make sure the inlet valve is turned on before turning on the main power supply.
When the power supply is turned on the water heater will display the water temperature and sound an audible tone.
Once the heater detects flow the heater will heat to the set temperature.
It might be necessary to descale any out lets from time to time if a reduction in water flow is noticed.
Functions and Display
Press after the water inlet valve is turned on.
Use ▼ and ▲ to set the outlet water to the desired temperature.
FAULT FINDING
Problem Possible Cause Corrective Action
LED Displays E1 Over Temperature Protection Automatic reset
LED Displays E2 System current leakage value is
too high.
Contact your engineer
LED Displays E3 Water temperature sensor
failure
Contact your engineer
Water Too Hot A: Too high temperature set
B: Water flow to low
A: Set a lower temperature
B: Increase flow
Water Too Cold A: Low temperature set
B: Water flow too high
A: Set a higher temperature
B: Reduce water flow
Decreased outlet flow Inlet strainer clogged Clean inlet strainer
Do not attempt to repair the heater, contact Trianco for assistance.
The water heater does not require any regular maintenance however the water inlet has a built-in filter which should be cleaned
when a reduction in water flow is noticed.
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