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RT-SVX073A-EN
100 ft.) or 3/8" (length greater than 100 ft.) O.D.
pneumatic tubing for the space pressurization control to
the bottom fitting.
3. Route the opposite end of the tubing to a suitable
location inside the building. This location should be the
largest open area that will not be affected by sudden
static pressure changes.
Figure 26. Space pressure and duct supply pressure tubing schematic
Gas Heat Units
All internal gas piping is factory-installed and pressure
leak-tested before shipment. Once the unit is set into place,
the gas supply line must be field-connected to the elbow
located inside the gas heat control compartments.
WARNING
Hazardous Gases and Flammable
Vapors!
Failure to observe the following instructions could
result in exposure to hazardous gases, fuel
substances, or substances from incomplete
combustion, which could result in death or serious
injury. The state of California has determined that
these substances may cause cancer, birth defects, or
other reproductive harm.
Improper installation, adjustment, alteration, service
or use of this product could cause flammable
mixtures or lead to excessive carbon monoxide. To
avoid hazardous gases and flammable vapors follow
proper installation and setup of this product and all
warnings as provided in this manual.
Installation
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