User's Manual

Subject to change without notice. Printed in U.S.A. 1068152-YTG-L-0815

York International Corporation

5005 York Drive

Norman, OK 73069

a. Full perimeter roof curb with exhaust capability providing separate air streams for energy recovery from the

exhaust air without supply air contamination.

b. Formed galvanized steel with wood nailer strip and shall be capable of supporting entire unit weight. c.

Permits installation and securing of ductwork to curb prior to mounting unit on the curb.

11. High Altitude Gas Conversion Kit:

a. Package shall contain all the necessary hardware and instructions to convert a standard natural gas.

12. Outdoor Air Enthalpy Sensor:

a. The outdoor air enthalpy sensor shall be used to provide single enthalpy control. When used in conjunction

with a return air enthalpy sensor, the unit will provide differential enthalpy control. The sensor allows the unit

to determine if outside air is suitable for free cooling.

13. Return Air Enthalpy Sensor:

a. The return air enthalpy sensor shall be used in conjunction with an outdoor air enthalpy sensor to provide

differential enthalpy control.

14. Indoor Air Quality (CO

) Sensor:

a. Shall be able to provide demand ventilation indoor air quality (IAQ) control.

b. The IAQ sensor shall be available in duct mount, wall mount, or wall mount with LED display. The set- point

shall have adjustment capability.

b. Shall be environmental compensated with differential sensing for reliable, stable, and drift- free sensitivity.

c. Shall use magnet- activated test/reset sensor switches.

d. Shall have tool- less connection terminal access.