• Units shall have a separate compartment for electrical controls that can be accessed without
disturbing the unit airflow.
• Units shall have a blockoff panel that can be removed to provide interior unit access through
the side of the unit.
• Units shall have a removable blockoff panel and a swing away removable electrical panel that
provides sufficient interior unit access for removing the compressor through the side of the
unit.
Unit construction
• Units shall be shipped completely wired, piped, and assembled. Wiring pigtails shall be provided
for field control wiring connections. Service valves shall be provided for field refrigerant line
connections.
• Units shall be factory leak checked, run tested, and shipped with a holding charge of R-410A
refrigerant.
• Unit cabinet components shall be G90 equivalent steel finished with powder-coat paint rated at
a minimum of 500 h under ASTM B117 testing.
• Unit base pan shall be stamped G90 equivalent steel finished with powder-coat paint rated at a
minimum of 500 h under ASTM B117 testing.
• Units shall have a single corner post opposite the electrical control box and two independently
removable steel coil guard panels to optimize cabinet strength and serviceability.
• Units shall have L-shaped stamped sheet metal coil guards with punched and extruded slots for
maximum panel durability and stiffness.
• Unit base valves shall be mounted diagonally on the unit base pan with service ports that
provide sufficient clearance for low-loss hose fittings.
• Units shall be constructed with a high-pressure switch for system protection.
• Units shall be constructed with all badging and labels applied at the factory.
Unit components
• Compressor shall be hermetic with internal electrical overload protection and internal
overpressure protection.
• Compressor shall be mounted on rubber vibration isolators that do not require the removal of
transportation clips or brackets.
• Outdoor fan shall be direct drive with vertical air discharge for low sound levels.
• Outdoor fan motor shall be totally enclosed with permanently lubricated ball bearings motors
approved for vertical shaft applications.
• Outdoor coil shall be air cooled and have zinc-coated aluminum microchannel construction for
small size and low weight.
Unit warranties
• Unit manufacturer shall provide a 10-year compressor warranty without a requirement for unit
registration.
• Unit manufacturer shall provide a 5-year parts warranty without a requirement for unit
registration.
75Technical Guide: LX Series TCD2B Models - 13.4 SEER2 Split-System Air Conditioner - Single-Phase
Johnson Controls Ducted Systems
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