Installation Clearances; Setting The Unit - Riello Array AR 3000 Installation And Operation Manual

2.4.1 Installation clearances

The Array models AR 3000 and AR 4000 are packaged in an enclo-
sure having identical size.
The unit must be installed with the prescribed clearances for ser-
vice as shown in Fig. 2. The minimum clearance dimensions, re-
quired by R , are listed below. However, if Local Building Codes
require additional clearances, these codes shall supersede
requirements. Minimum acceptable clearances required are as
follows:
Minimum acceptable clearances required are as follows:
− Sides: 24 inches
− Front: 31.5 inches
− Rear: 24 inches
− Top: 24 inches
All gas piping, water piping and electrical conduit or cable must
be arranged so that they do not interfere with the removal of any
panels, or inhibit service or maintenance of the unit.
24"
Fig. 2 Array AR 3000, AR 3000 Clearances
72.8"
24"
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WARNING: Keep the unit area clear and free from all combus-
tible materials and flammable vapors or liquids.
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CAUTION: While packaged in the shipping container, the unit
must be moved by pallet jack or forklift from the SIDE ONLY.
R 's
FOR MASSACHUSSETTS ONLY:
For Massachusetts installations, the unit must be installed by a
plumber or gasfitter licensed within the Commonwealth of Mas-
sachusetts. In addition, the installation must comply with all re-
quirements specified in "Warnings & cautions" pag. 4.

2.4.2 Setting the Unit

Remove the top and side wooden panels, the plastic film and the
polystyrene sheets. Remove the lag screws securing the unit to the
shipping skid. Lift the unit off the shipping skid with a forklift and
position it on the floor in the desired location.
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WARNING: When lifting or moving the boiler: do not attempt
to manipulate the boiler using the top water flanges or any
other component of the boiler.
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WARNING: When lifting or moving the boiler with a forklift:
make sure the forks are longer than the boiler size (width or
depth) so that forks stick out as per Fig. 3.
Fig. 3 Array AR 3000 and AR 4000 Forklift Handling
If a crane is required, the boiler must be lifted through bands.
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WARNING: When lifting the boiler with crane: use bands, no
chains. Bands must comply with federal, state and local rules.
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WARNING: When lifting the boiler with crane: the bands must
be positioned according to the Fig. 4.
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INSTALLATION