US 12,429,248 B2 · Air handling unit

Abstract

An air handling unit (AHU) for a heating, ventilation, air conditioning, and refrigeration (HVACR) system includes a housing and a combustion heater disposed within the housing. The housing includes a combustion section with a first channel and a second channel. The combustion heater includes heat exchanger tubes and a tube support that supports heat exchanger tubes within the combustion section. The tube support slidably disposed in the first channel and the second channel. The combustion heater configured to be slidably removable from the AHU. An AHU for an HVACR system includes a housing with a fan section and a fan assembly disposed within the housing. The fan assembly including a pair of grooves slidably disposed on a pair of rails of the housing. The fan assembly configured to be both slidably removable from the AHU and liftably removable from the AHU.

Claims18

Dependent claims

An air handling unit (AHU) for a heating, ventilation, air conditioning, and refrigeration system, the air handling unit comprising:

a housing including a combustion section and a pair of channels respectively extending along a length of the combustion section;
and
a combustion heater including heat exchanger tubes disposed in the combustion section and a tube support supporting the heat exchanger tubes within the combustion section, the heat exchanger tubes resting on the tube support, the tube support including a retaining member, the tube support configured to slidably move in the pair of channels to move the heat exchanger tubes through an opening in the housing, and the retaining member having a first end disposed in a first channel of the pair of channels and a second end disposed in a second channel of the pair of channels.

Dependencies are inferred from the claim text.

Air handling unit

Life of this patent

Air handling unit

Life of this patent

Abstract

Claims18