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INSTALLATION
Safety
INSTALLATION
7.
Safety
Only a qualifi ed contractor should carry out the installation, com-
missioning, maintenance and repair of the appliance.
7.1
General safety instructions
To prevent your warranty claim, use only original accessories and
spare parts. If you need spare parts, call 800.582.8423.
7.2
Instructions, standards and regulations
Note
Observe all applicable national and regional regulations
and instructions.
Take note of the appliance type plate and chapter "Specifi cation".
7.3
Incorrect use
The following are not permitted:
- Do not install the water heater on non-load bearing fl oors
- Do not install the water heater where it is at risk from frost
- Do not install in rooms where the water heater is at risk from
explosions as a result of dust, gases or vapors
- Do not ignore safety clearances and safety zones
- Do not incorrectly install the power connection
- Do not operate the water heater with an open casing
- Do not heat anything other than potable water
- Do not fi ll with any other Freon, use only R134a
7.4
Qualifi cation
In this manual, qualifi ed individuals will be described as the "li-
censed installer".
Licensed installers are responsible for adherence to all currently
applicable regulations during installation and initial start-up.
7.4.1 Licensed installer
Licensed installers are specially trained in their fi eld. Licensed
installers work on systems on the basis of their training, knowl-
edge and experience, as well as their knowledge of applicable
standards and regulations. They are able on their own to recognize
and prevent possible problems.
7.4.2 Electrician (licensed)
An electrician is a licensed installer who meets the above require-
ments with regard to electrical-related installations.
7.4.3 Plumber (licensed)
A plumber is a licensed installer who meets the above require-
ments with regard to water-related installations.
www.stiebel-eltron-usa.com
7.4.4 Customer service
For customer service inquiries, please contact Stiebel Eltron di-
rectly at 1-800-582-8423
8.
Appliance description
The heat pump unit is located in the upper section of the appliance.
The DHW tank is located in the lower section of the appliance.
8.1
Standard delivery
The following are delivered with the appliance:
- Condensate drain
- T&P valve, 100 psi at 210°F/99°C
8.2
Required accessories
Various safety assemblies are available that need to be selected
subject to the respective static pressure. These type-tested safe-
ty assemblies protect the appliance against unacceptable excess
pressure.
- Pressure reducing valve (70 psi) if the water mains pressure
exceeds this
- Expansion tank
8.3
Further accessories
– Condensate pump (if there is a minor base slope for draining
the condensate, use a condensate pump)
9.
Preparations
9.1
Transport
CAUTION Injury
!
Take note of the weight of the appliance.
Use suitable transport aids (e.g. a hand truck) and
enough personnel for transportation.
Material losses
!
The appliance is top heavy and can easily tip over.
Make sure the unit is not tilted.
Only set the appliance down on an even base.
Material losses
!
The appliance casing is not designed to withstand strong
forces. Incorrect handling can lead to considerable loss.
Observe the information on the packaging.
Leave the appliance in its packaging and on the pallet while trans-
porting. This enables horizontal transport and protects the appli-
ance during transport.
Remove the packaging shortly before the installation and do not
unpack the appliance until it has arrived in the fi nal installation
room.
Accelera® 220-300 E |
17
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