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WWW.STIEBEL-ELTRON-USA.COM MINI™ SERIES TANKLESS ELECTRIC WATER HEATERS | 9
OPERATING AND INSTALLATION INSTRUCTIONS
7. Operating and installation
instructions
KEEP THESE INSTRUCTIONS CAREFULLY AND
PASS THEM ON TO YOUR SUCCESSOR IN THE
EVENT OF A CHANGE IN OWNERSHIP, IN THE EVENT
OF MAINTENANCE AND POSSIBLE REPAIR WORK THEY
SHOULD BE PASSED TO THE QUALIFIED INSTALLER FOR
HIS OR HER REFERENCE.
7.1 Mounting the unit
!
UNIT MUST BE INSTALLED WITH THE PLUMBING
CONNECTIONS POINTING DOWNWARD OR
UPWARD ONLY.
WARNING: DO NOT INSTALL UNIT WHERE IT
WOULD ROUTINELY BE SPLASHED WITH WATER.
ELECTRIC SHOCK OR DEATH MAY RESULT.
» 1. Install Mini
™
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 Mini
™
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
B
.
» 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
A B
.
» 7. Snap unit back onto mounting plate
B
.
» 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 FLAME AWAY
FROM THE HOUSING OF THE UNIT IN ORDER TO AVOID
DAMAGE. EXCESSIVE HEAT FROM SOLDERING ON COP
PER PIPES NEAR THE MINI
™
MAY CAUSE DAMAGE.
ALL PLUMBING WORK MUST COMPLY WITH NATION-
AL AND APPLICABLE 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.
» 4. Install isolating valve in cold water line as shown
in illustration
C
. This allows the unit to be isolated
for maintenance purposes.
» 5. Cold water connection (inlet) is on the right side
of the unit, hot water connection (outlet) is on the
left side of unit.
» 6. Tankless water heaters such as the Mini
™
are
not required to be equipped with a Pressure and
Temperature Relief Valve (except in Massachusetts).
If the local inspector will not pass the installation
without a P+T valve, it should be installed on the
hot water outlet side of unit.
» 7. The Mini
™
is designed for connection to a
braided stainless steel hose with a 3/8“ OD Tube
Outlet.
» 8. When all plumbing work is completed, check for
leaks and take corrective action before proceeding.
7.3 Electrical connection
WARNING: BEFORE BEGINNING ANY WORK ON
THE ELECTRIC INSTALLATION, BE SURE THAT
THE MAIN CIRCUIT BREAKER PANEL SWITCH IS "OFF"
TO AVOID ANY DANGER OF ELECTRIC SHOCK. FAILURE
TO DO SO MAY RESULT IN SERIOUS INJURY OR DEATH.
ALL MOUNTING AND PLUMBING MUST BE COMPLETED
BEFORE PROCEEDING WITH ELECTRICAL HOOK-UP.
WHERE REQUIRED BY LOCAL, STATE OR NATIONAL
ELECTRICAL CODES, THE CIRCUIT SHOULD BE EQUIPPED
WITH A GROUND FAULT INTERRUPTER.
WARNING: AS WITH ANY ELECTRIC APPLIANCE,
FAILURE TO ELECTRICALLY GROUND UNIT MAY
RESULT IN SERIOUS INJURY OR DEATH.
CAUTION: INSTALLING A MINI
™
2, MINI
™
2.5, MINI
™
3, OR MINI
™
3.5 ON A 208 V OR 220 - 240 V CIRCUIT
WILL DESTROY THE HEATING ELEMENT. THIS IS
CONSIDERED IMPROPER INSTALLATION AND WILL
VOID YOUR FACTORY WARRANTY.
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