OPERATION
OPERATING AND INSTALLATION INSTRUCTIONS
6.4
Hot water output
Model
Wattage
AQM 2-1*
AQM 2.5-1
AQM 3-1
AQM 3.5-1
AQM 4-2
AQM 6-2
*Note: AQM 2-1 is internally restricted to 0.32
6.5
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 fl owing through
the unit, or with air in the lines (see "Initial startup", section
8, pg. 10)
- Operation of the unit with the cover off
- Heating liquids other than potable water
6.6
First steps to be taken in the event of
malfunction
WARNING: ALWAYS SHUT OFF POWER AND WA
TER TO THE UNIT PRIOR TO REMOVING THE FIL
TER SCREEN. FAILURE TO DO SO MAY CAUSE SERIOUS
BODILY INJURY OR DEATH.
» Check the circuit breaker
» Check the fi lter screen for scale blockage or dirt
accumulation. See also "Troubleshooting" section 10 pg. 11.
6.7
Maintenance and care
MAINTENANCE WORK , SUCH AS CHECKING
!
ELECTRICAL SAFETY, MAY ONLY BE CARRIED OUT
BY A QUALIFIED INSTALLER.
WARNING: ALWAYS SHUT OFF POWER AND WA
TER TO THE UNIT PRIOR TO REMOVING THE FIL
TER SCREEN. FAILURE TO DO SO MAY CAUSE SERIOUS
BODILY INJURY OR DEATH.
Regularly clean and descale the fi lter screen located in the cold
water inlet connection and if necessary replace. Always shut off
power and water to the unit prior to removing the fi lter screen.
WWW.APTANKLESS.COM
Typical hot water output
1.8
0.32
kW
2.4
0.50
kW
3.0
0.50
kW
3.5
0.66
kW
3.5
0.66
kW
5.7
1.00
kW
GPM
A damp cloth is suffi cient for cleaning of the unit's housing. Do
not use any abrasive or corrosive cleaning agents.
7.
Operating and installation
GPM
instructions
GPM
Keep these instructions carefully and pass them
GPM
on to your successor in the event of a change in
ownership, in the event of maintenance and possible re-
GPM
pair work they should be passed to the qualifi ed installer
GPM
for his or her reference.
GPM
7.1
Mounting the unit
UNIT MUST BE INSTALLED WITH THE PLUMBING
!
CONNECTIONS POINTING DOWNWARD OR UP-
WARD ONLY.
WARNING: DO NOT INSTALL UNIT WHERE IT
WOULD ROUTINELY BE SPLASHED WITH WATER.
ELECTRIC SHOCK OR DEATH MAY RESULT.
» 1. Install AQM as close as possible to the hot water draw-off
point, for example, directly underneath the sink or next to
the shower stall.
» 2. Install AQM in a frost-free area. If frost may occur, remove
unit before freezing temperatures set in.
» 3. Leave a minimum of 5" of clearance on all sides for
servicing.
» 4. Remove plastic cover by removing screws located on the
left and right sides of the unit
» 5. Remove plastic backplate by pulling on the tab with a
screwdriver
.
B
» 6. Mount backplate securely to wall by putting two screws
through mounting holes
» 7. Snap unit back onto mounting plate
» 8. Reinstall cover with screws on left and right side of unit
.
B
7.2
Plumbing connections
Note: if soldering near the unit is necessary, please
direct the fl ame away from the housing of the unit
in order to avoid damage. Excessive heat from soldering on
cop per pipes near the aqm may cause damage.
All plumbing work must comply with national and appli-
cable state and local plumbing codes.
» 1. All plumbing work must comply with national and
applicable state and local
plumbing codes.
» 2. A pressure reducing valve must be installed if the cold
water supply pressure exceeds 150 PSI (10 bar).
» 3. Make certain that the cold water supply line has been
fl ushed to remove any scale and dirt.
.
B
.
A B
.
B
AQM TANKLESS ELECTRIC WATER HEATERS |
7