Carrier CRECOMZR101A00 Economizer Vertical Low Leak

Product Description

The CARRIER CRECOMZR101A00 is a vertical low-leak economizer module designed for commercial rooftop HVAC applications. Economizers reduce mechanical cooling load by drawing in outdoor air when conditions allow free cooling, cutting compressor runtime and energy consumption. This unit features a low-leak damper design that minimizes conditioned-air loss when the economizer is in the closed position. Licensed HVAC technicians install and commission this component as part of a rooftop unit air-handling section. The overall footprint measures 17.41 inches along the longest dimension, making it suited for vertical-mount rooftop unit configurations where space is defined by the curb and unit cabinet.

This economizer is intended for vertical rooftop unit installations in light commercial and commercial HVAC systems. The low-leak damper construction helps meet ASHRAE and local energy code requirements for economizer damper leakage limits. It is also referenced as a compatible component for Heil-branded rooftop equipment, making it a relevant replacement or new-installation option for service technicians working on that equipment line.

Key Features

• Vertical mounting configuration for rooftop unit cabinet installation
• Low-leak damper design limits conditioned-air bypass when closed
• Supports free-cooling operation to reduce compressor runtime
• Referenced for compatibility with Heil rooftop equipment
• Compact form factor sized to fit defined rooftop unit cabinet openings

Compatibility

Referenced as a compatible economizer component for Heil vertical rooftop units. No additional model-specific compatibility data was provided in the product record; confirm fitment against the rooftop unit model number and service manual before installation.

Installation Notes

Installation of this economizer module should be performed by a licensed HVAC technician familiar with commercial rooftop equipment. Disconnect and lock out all electrical power to the rooftop unit before beginning any work on the air-handling section or damper assembly. Verify that the damper actuator wiring and control sequences are configured according to the rooftop unit manufacturer service documentation. Local energy codes and ASHRAE 90.1 may mandate functional testing and commissioning of the economizer after installation.

Technical Specifications

• Longest Dimension: 17.41 inches
• Mount Orientation: Vertical
• Damper Type: Low Leak

Standard Information

• Brand: CARRIER
• Manufacturer Part Number: CRECOMZR101A00