Piping; Dimensional Information Required; Recommendations - DeDietrich GT 430 A Operating Instructions Manual

1 Dimensional information required

rain ¯ 2"
WARNING
Improper installation, adjustment, alteration, service or
maintenance can cause property damage, personal injury or
loss of life. Refer to the user's information manual provided with
this boiler. Installation and service must be performed by a
qualified installer, service agency or the gas supplier.
This boiler must be installed in accordance with local codes, if
any; if not, follow CAN/CGA B149, Installation Codes, as
applicable.
This boiler needs fresh air for safe operation and must be
installed so there are provisions for adequate combustion and
ventilation air.
This boiler must be properly vented.
This appliance may require a special venting system. Refer to
chimney or vent installation instructions.
FOR YOUR SAFETY
Do not store or use gasoline or other flammable vapors and liquids in
the vicinity of this or any other appliance.

2 Recommendations

The installation must be made in accordance with codes in effect.
An expansion tank has to be connected to the system.
Safety valve must be connected to the boiler piping without any valve
or stop installed between the device and the boiler.
Pressure reducing valve and back flow preventer on boiler make up
water feed.
82294154

Piping

Tapping dia. 1/2"
¯ 3"
A pressure relief device must be installed, the the relief must be of the same capacity as the
appliance it is installed. The relief valve must be installed to discharge hot water to the
45 1/4"
nearest drain that would avoid personal injury and property damage. The installation of the
relief valve must conform to all national and local codes having jurisdiction.
61"
Hot water boilers installed above the radiation level or as required by authority having
jurisdiction, must be equipped with a low water cutoff device.
7 "
1/4
Suitable means to protect the boiler controls and burner from indigestion of water.
ATTENTION
Une installation, un réglage, des modifications, un entretien ou
une maintenance inadéquats peuvent entraîner des dommages
matériels, des blessures ou la mort. Consultez le manuel de
l'utilisateur qui vous a été fourni avec cette chaudière.
L'installation et l'entretien doivent être effectués par un
installateur qualifié, une institution de service ou le fournisseur
de gaz.
Cette chaudière doit être installée conformément aux codes
locaux, si existants ; si ce n'est pas le cas, elle doit se conformer
aux codes d'installation CAN/CGA B149, selon les cas.
Pour assurer un fonctionnement sûr, cette chaudière doit
recevoir un apport d'air frais ; elle doit être installée de façon à
disposer d'un air de combustion et de ventilation adéquat.
La chaudière doit être adéquatement ventilée.
Cet appareil électrique peut nécessiter un système de
ventilation particulier. Consultez les consignes d'installation de
la cheminée ou des évents.
POUR VOTRE PROPRE SÉCURITÉ
N'entreposez pas et n'utilisez pas d'essence, non plus que de vapeur
ou de liquides inflammables dans les environs de cet appareil ou de
tout autre appareil électrique.
The boiler when used in connection with a refrigeration system must
be installed so the chilled medium is piped in parallel with the boiler
with appropriate valves to prevent the chilled medium from entering
the boiler.
The boiler piping system of hot water boiler connected to hea ting
coils located in air handling units where they may be exposed to
refrigerated air circulation must be equipped with flow control valves
or other automatic means to prevent gravity circulation of the boiler
water during the cooling cycle.
Tapping dia. 1/2" Tapping dia. 2"
Tapping dia. 3/4"
11-20-09
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