Hydronic Heating Boilers and Domestic Water Heaters
INSTALLATION
This unit meets the safe lighting performance criteria with the gas manifold and control assembly provided, as specified in the ANSI standards for
LOCATING UNIT
1.Maintain all clearances from combustible construction when locating unit. See Clearances from Combustible Construction, this page.
2.Locate the unit so that if water connections should leak, water damage will not occur. When such locations cannot be avoided, install a suitable drain pan that is
3.Install indoor units so that the ignition system components are protected from any water while operating or during service.
4.Appliances located in a residential garage and in adjacent spaces that open to the garage and are not part of the living space of a dwelling unit must be installed so that all burners and burner ignition devices have a minimum clearance of not less than 18" (46cm) above the floor. The appliance must be located or protected so that it is not subject to physical damage by a moving vehicle.
5.DO NOT install this appliance in any location where gasoline or flammable vapors are likely to be present.
6.You must install unit on a level,
7.Do not install unit directly on carpet or other combustible material. A
If installing unit in an area with a combustible floor, you must use a special combustible floor base. See Base for Combustible Floors, this page.
8.For outdoor models, you must install an optional vent kit. Instructions for mounting the vent kit are included in the venting section. Do not install outdoor models directly on the ground. You must install the outdoor unit on a concrete, brick, block, or other
Clearances from Combustible
Construction
Maintain minimum specified clearances for adequate operation. Allow sufficient space for servicing pipe connections, pump and other auxiliary equipment, as well as the unit. See rating plate for specific service clearance requirements.
Right Side | 3" (7.5 cm) |
Rear | 3" (7.5 cm) (3" min. from any surface) |
Left Side | 6" (15cm)(24" (0.61m) suggested for |
| service) |
Front | Alcove* (30" (0.76m) suggested for |
| service) |
Top | 3" (7.5cm) |
Flue | 1" (25.4mm) |
Hot Water Pipes 1" (25.4mm)
*An Alcove is a closet without a door.
Note: No additional clearance is needed on the right side of the unit for the observation port. An observation port is located on both the right and left side of the unit.
Figure 2 - Clearances from Combustible Construction
Base for Combustible Floors
There is no manufactured combustible floor base kit available for 985,000 - 2,065,000 Btu/hr models. You must construct a
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