US 11,927,364 B2
Air handling unit
Christopher Daniel, La Crosse, WI (US); Jason William Parks, Clarksville, TN (US); Gregory L. Meeuwsen, West Salem, WI (US); Nathan Wagers, Panama City, FL (US); Chasity Webb, La Crosse, WI (US); Anthony Chiles, La Crosse, WI (US); Gregory Edmund Beltran, La Crosse, WI (US); Aaron Allison Stevens, Spring Hill, TN (US); Stephen Kowalski, Clarksville, TN (US); and Jason Harpst, Clarksville, TN (US)
Assigned to TRANE INTERNATIONAL INC., Davidson, NC (US)
Filed by TRANE INTERNATIONAL INC., Davidson, NC (US)
Filed on Dec. 31, 2020, as Appl. No. 17/139,746.
Prior Publication US 2022/0205683 A1, Jun. 30, 2022
Int. Cl. F24H 3/08 (2022.01); F23D 99/00 (2010.01); F24H 9/06 (2006.01); F24H 9/1854 (2022.01)
CPC F24H 3/08 (2013.01) [F23D 91/00 (2015.07); F24H 9/06 (2013.01); F24H 9/1854 (2013.01); F23D 2205/00 (2013.01)] 18 Claims
OG exemplary drawing
 
1. An air handling unit (AHU) for a heating, ventilation, air conditioning, and refrigeration system, the air handling unit comprising:
a housing containing a combustion section, the housing including a first side having an opening for the combustion section, the combustion section having a first side wall with a first channel and a second side wall with a second channel, the first side wall disposed opposite of the second side wall;
a combustion heater disposed within the housing, the combustion heater including:
an end plate,
heat exchanger tubes extending from the end plate and into the combustion section, and
a tube support supporting the heat exchanger tubes within the combustion section,
the tube support slidably disposed in the first channel and the second channel the tube support includes a retaining member slidably disposed in the first channel and the second channel, wherein
the tube support configured to slidably move through the first channel and the second channel in a first direction that moves the combustion heater through the opening in the housing.