Form I-UDA, P/N 195673 Rev 13, Page 4
Special Installations
(Aircraft Hangars/
Repair Garages/Parking
Garages)
1.3 Warranty
Refer to the limited warranty information on the Warranty Card in the “Literature Bag”.
Warranty is void if ...
a. Wiring is not in accordance with the diagram furnished with the heater.
b. The unit is installed without proper clearance to combustible materials.
c. A fan model is connected to a duct system or if the air delivery system is
modified.
California Warning
Label
Massachusetts
Requirement
1. General (cont’d)
1.4 Installation
Codes
These units must be installed in accordance with local building codes. In the absence
of local codes, in the United States, the unit must be installed in accordance with
the National Fuel Gas Code, ANSI Z223.1. A Canadian installation must be in accor
-
dance with the CSA B149 Installation Codes. These codes are available from CSA
Information Services, 1-800-463-6727. Local authorities having jurisdiction should be
consulted before installation is made to verify local codes and installation procedure
requirements.
Installations in aircraft hangars should be in accordance with ANSI/NFPA No. 409 (lat
-
est edition), Standard for Aircraft Hangars; in public garages in accordance with ANSI/
NFPA No. 88A (latest edition), Standard for Parking Structures; and for repair garages
in accordance with ANSI/NFPA No. 88B (latest edition), Standard for Repair Garages.
In Canada, installations in aircraft hangars should be in accordance with the require
-
ments of the enforcing authorities, and in public garages in accordance with CSA B149
codes.
If the heater is being installed in the state of California, the installer
MUST
attach
a warning label on the outside of the access door. The California Warning label is
shipped in the literature bag along with this manual, the warranty form, and any other
paperwork that applies.
If installation is in California, select a location on the heater access panel. Be sure the
surface is clean and dry and adhere the label.
If the heater is being installed in the Commonwealth of Massachusetts, these units
must be installed by a licensed plumber or licensed gas fitter.
FIGURE 1 - Throw for
Fan Models UDAP and
UDAS
. Unit Heater
Location
.1 Heater Throw
Use the sound data in Technical Data table in the APPENDIX (page 38), clearances
in Paragraph 4.1; the combustion air requirements in Paragraph 6.2; the throw tables,
mounting height requirements, and location recommendations in Paragraphs 2.1 and
2.2; the weights in Paragraph 5.1; and the venting requirements in the Venting Manual
to determine where to suspend the heater.
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NOTE:
Throws listed are with standard adjustable horizontal louvers at the angles
listed (angle is relative to the top of the heater). Throw pattern changes with the addi
-
tion of optional vertical louvers and/or downturn nozzles.
