User's Manual

1068152-YTG-L-0815
Johnson Controls Unitary Products 9
• Smoke detectors - The smoke detectors stop operation
of the unit by interrupting power and providing a fault
message to the control board if smoke is detected within
the air compartment. Smoke detectors are available for
both the supply and/or return air configurations.
• Hinged Filter Access Panel For Use With Horizontal
Flow Economizer - Allows hinged access to the filter
section when used with a horizontal economizer.
• Low Ambient Head Pressure Control Kit - The
Electronic Low Ambient Controller is designed to regulate
condenser head pressure at low ambient temperatures by
varying the amount of airflow through the condenser.
• Manual Outdoor Air Damper - Like the motorized
outdoor air damper, each manual outdoor air damper
includes a slide-in damper assembly with an outdoor air
hood and filters. Customers have a choice of dampers
with ranges of 0% to 100% or 0% to 35% outdoor air
entry.
• Thru The Base Connection - Kits are available to
provide a way to route wiring to the unit through the base
of the unit and gas supplied to the unit through the base or
through the curb. These kits provide a seal tight way to
bring power and gas to the unit without additional roof
penetrations.
• Electric Heat (Field installed option Only) - Select
heater sizes for 3-12.5 ton units available. Necessary
hardware and connectors are included with the heaters.