TEMPERATURE INCREASE ABOVE AMBIENT WATER TEMPERATURE
6.3 Hot water output
Model
Wattage at max
rated voltage
AQM 2-1
*
1.8 kW
AQM 2.5-1
2.4 kW
AQM 3-1
3.0 kW
AQM 3.5-1
3.5 kW
AQM 4-2
3.5 kW
AQM 6-2
5.7 kW
All AQM models ship with appropriately sized pressure
compensating flow-reducer/aerators that must be installed.
* AQM 2-1 is internally restricted to 0.32 gpm (1.2 l/min)
† AQM 2-1 ships with a 0.35 gpm (1.3 l/min) aerator
† AQM 2.5-1, 3-1 ship with a 0.5 gpm (1.9 l/min) aerator
† AQM 3.5-1, 4-2 ship with 2 aerators, one must be installed.
Install the 0.66 gpm aerator and test the water temperature.
If the water is not warm enough, remove the 0.66 gpm
aerator and install the 0.5 gpm aerator in its place.
12
| AQM ELECTRIC TANKLESS WATER HEATERS
Typical hot water output
with required aerator
†
installed
0.32 gpm (1.2 l/min)
0.50 gpm (1.9 l/min)
0.50 gpm (1.9 l/min)
0.66 gpm (2.5 l/min)
0.66 gpm (2.5 l/min)
1.0 gpm (3.8 l/min)
† AQM 6-2 ships with a 1.0 gpm (3.8 l/min) aerator
6.4 Incorrect use
The following are not permitted and will void the factory
warranty:
- Installation of the appliance where it is at risk from frost
- Installation in rooms where the appliance is at risk from
explosions as a result of dust, gases or vapors
- Ignoring safety clearances and safety zones
- Incorrect power connection
- Operation of the appliance without water flowing through
the unit, or with air in the lines (See section 8, "Initial start-
up", pg. 16)
- Operation of the unit with the cover off
- Heating liquids other than potable water
6.5 First steps to be taken in the event of
malfunction
WARNING:
Always shut off power and water to the unit prior to remov-
ing the filter screen. Failure to do so may cause serious
bodily injury or death.
WWW.APTANKLESS.COM