8. TECHNICAL SPECIFICATIONS
If from the above remedies you don’t get result or for any other malfunction,
call a ZASS authorized Service.
Model
Voltage / Frequency
ZWD 11 E
220-240V / 50/60Hz
ZTWD 12 E
500W / 65W
5L/hour, 85-95°C
0.7L/hour, 12-15°C
10-38°C
< 90%
Class I
<36dB
220-240V / 50/60Hz
500W / 65W
5L/hour, 85-95°C
0.7L/hour, 12-15°C
10-38°C
< 90%
Class I
<36dB
Heating / Cooling power
Heating capacity
Cooling capacity
Ambient temperature
Ambient humidity
Class of protection
Noise level
7. MAINTENANCE
- Disconnect both switches and disconnect the appliance from the power source by unplugging the
plug.
- Do not use detergents or harmful chemicals to clean the water tanks.
- Do not spray the surface of the appliance with water.
- If any dust or external matter has accumulated on the condenser or appliance, wipe the surface
with a damp cloth.
- Dry the appliance after cleaning it. Fill the tanks with water until the water is flowing on the hot water
tap, then connect the appliance to the electricity source.
- If the heating time of the hot water is increased, there is a possibility that the surface of the electric
resistance in the hot water tank will be covered with mineral deposits, limestone. Fill the hot water tank
with 2% aqueous citric acid solution and allow the solution to work for 2 hours, then rinse with drinking
water.
- If the power cord or plug of the appliance is damaged, it must be replaced by an electrical technician
or service unit near you.
6
- Power the appliance to an appropriate grounded outlet.
- While using the appliance, check the water level frequently. If the level is high, drain the water from
the appliance.
- DO NOT switch on and off the cooling switch below 3min. to protect and extend the life of the
device.
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