LENNOX V22 VRF Indoor Units User Guide
- October 30, 2023
- Lennox
Table of Contents
LENNOX V22 VRF Indoor Units User Guide
Applies to Lennox VRF Indoor Units with Factory-Installed Lift Pumps
Helpful Resources
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Installation and service literature on LennoxCommercial.comor LennoxPros.com.
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VRF Indoor Unit Installation Manuals on Lennox VRF and Mini-Split App found at the appropriate App Store or at the following QR:
a. iOS or Android device -phone or tablet with Android 6.0 (Marshmallow) or iOS version 11 minimum. Android hardware requires 2GB RAM and a 2GHz Core processor. -
VRF Installation Training. Email [email protected] schedule.
V22 Compact Cassette, V33 Cassette, VOWA One-Way Cassette, VHIB High Static Concealed Ducted and VMD* Medium Static Concealed Ducted indoor units are shipped with factory-installed lift pumps.
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Connection fitting sizes vary depending on the unit cabinet size.
• See the indoor unit’s installation manual for sizes.
• Outside Diameter (OD) of stub provided. Remember plumbing pipe is sold by ID. Make sure the OD of the stub will slip inside it! -
Connections MUST be water-tight.
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All pipe connections to the unit MUST be tightened using hand tools.
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DO NOT use a drill or other electric or battery powered device, or the condensate stub may be damaged.
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Excessive force WILL crack the condensate fitting.
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Each indoor unit is shipped with a flexible connector and two hose clamps. (Not pictured.)
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When making connections with field-provided materials, ensure that the connective piping slides over the unit fitting and has a water-tight seal. See photos for examples of field-provided fittings.
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References
- Commercial Air Conditioning & Heating Units | Lennox Commercial
- LennoxPros - HVAC Lennox Supplier | LennoxPROs.com
- Commercial Air Conditioning & Heating Units | Lennox Commercial
- Lennox Commercial Technical Training
- Commercial Training Toolbox Tips