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Provides dimensional data for the "B" chassis package heat pump units.
Lists dimensions for roof curbs compatible with "B" chassis units.
Lists dimensions for roof curbs compatible with "C" chassis units.
Outlines critical safety precautions and installation requirements for the unit.
Introduces the PHX3 unit as a self-contained electric heat pump for outdoor installation.
Refers to Figure 1 for a view of unit access panels.
Details minimum clearances required around the unit for safety and airflow.
Provides requirements for installing the unit on a ground-level platform.
Outlines requirements for installing the unit on a rooftop.
Instructions and precautions for lifting and hoisting the unit.
Steps to convert the unit for downflow air discharge.
Describes the condensate drain outlet and trap requirements.
Specifies the requirement for a field-supplied disconnect switch.
Details the importance and method of grounding the unit.
Instructions for connecting line voltage wiring in the control box.
Guidelines for thermostat and low voltage wiring connections.
Recommendations for sizing trunk and branch ducts for optimal airflow.
Requirements for insulating outdoor ductwork.
Guidance on connecting supply and return plenums to the unit.
Information on required filters and recommended sizes.
Table detailing blower speeds and corresponding air delivery (CFM) at various static pressures.
Table showing blower speed tap settings for different models and airflow capacities.
Instructions on how to select blower speeds for heating and cooling.
Checklist of essential steps before powering on the unit.
Describes the operational sequence for cooling mode with two stages.
Explains the heating operation sequence with auxiliary heat control.
Describes the defrost cycle initiation and operation.
Monthly checks for air filters.
Monthly checks for the condenser coil and condensate drain.
Annual inspection and maintenance procedures.
Information on the condenser fan motor maintenance.
Safety warnings and procedures for rigging and lifting the unit.
Schematic showing the electrical connections for the 2 to 5 ton units.
Explains field-selectable options using dip switches.
General