Operating instructions
Intrepid® Direct Vent - Rear Vent Gas Heater
20012761
Gas Inlet and Manifold Pressures
Gas Specications
Max. Min.
Input Input
Model Fuel Gas Control BTU/h BTU/h
Air Shutter Setting
Minimum injector air inlet opening
Model Natural Gas LP
High Elevations
Input ratings are shown in BTU per hour and are
certied without deration for elevations up to 4,500
feet (1,370m) above sea level.
For elevations above 4,500 feet (1,370m) in USA,
installations must be in accordance with the cur-
rent ANSI Z223.1/NFPA 54 and/or local codes having
jurisdiction.
In Canada, please consult provincial and/or local
authorities having jurisdiction for installations at
elevations above 4,500 feet (1,370m).
WARNING: Improper installation, adjustment,
alteration, service or maintenance can cause
injury or property damage. Refer to this manual
for correct installation and operational proce-
dures. For assistance or additional information
consult a qualied installer, service agency, or
the gas supplier.
Horizontal Termination
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Vertical Run (in feet)
Measured after the first elbow. (Transition elbow)
Horizontal Run (in feet)
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ST134a
FDV28
Horizontal
vent run
12/3/99 djt
areas modified
1/11/00 djt
Fig. 7