General information – I.C.E. GIDM-325 User Manual
RECEIVING AND WAREHOUSING
Inspect the unit upon arrival for any shipping damage. If any part is missing or damaged, notify the carrier at once.
If the unit cannot be installed immediately, store it and its accessories in a clean and dry place.
HANDLING AND SUSPENSION
Do not handle the unit by attaching hooks, jacks or chains to the unit casing or any other component. Spreader bars
are recommended when making single point lifts.
Horizontal indoor units may be handled and suspended using the lugs on the base frame.
Horizontal rooftop units are provided with base frame lugs.
Vertical upflow units (including AC model) and vertical down flow models are provided with eye bolts to ease
For all models, the heating and blower sections are shipped separately. (see Fig. 1 for exploded view). Assemble
the sections by aligning the pre-drilled flanges and securing the assembly with the fasteners provided. Use gasketing
material to prevent infiltration at the joints.
Optional sections such as mixing boxes are shipped separately. A list of these, along with any other unit components
that have been shipped separately from the unit, is included at the end of this manual.
GENERAL INSTALLATION NOTES:
This unit must be installed in accordance with the current standard CAN/CSA/1-B149.1 or CAN/CSA/1-B149.2.
Installation codes for gas burning appliances and equipment, and/or the applicable provincial regulations for the
class, which should be carefully followed in all cases. Authorities having jurisdiction should be consulted before
installations are made.
USA Units: Installation must be made in accordance with local codes, or in absence of local codes, with ANSI
Standard Z223.1-1992 (N.F.P.A. No 54) “National Fuel Gas Code”, or the latest edition of. All ANSI and NFPA
Standards referred to in these installation instructions are the ones that were applicable at the time the design of this
appliance was certified. The ANSI Standards are available from the American Gas Association, 1515 Wilson
Boulevard, Arlington, Virginia 22209. The NFPA Standards are available from the National Fire Protection
Association, Batterymarch Park, Quincy, Massachusetts 02269. The heaters are designed for use in airplane hangers
when installed in accordance with ANSI/NFPA No. 409 and in public garages when installed in accordance with the
NFPA No. 88A and NFPA No. 88B.
CLEARANCES TO COMBUSTIBLE
CONSTRUCTION ( in inches)
TOP FRONT FLUE BACK SIDES FLOOR
Vertical Upflow Floorset
Vertical Downflow Floorset
Vertical Upflow High Velocity Floorset
Notes: *Three inch bottom clearance.
** May be installed on combustible floor when mounted on 4-inch steel base channels. Floor clearance is
measured from bottom of unit casing.