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Safety warnings regarding electrical hazards, fire, and explosion risks during servicing.
Guidelines for handling R-410A refrigerant, emphasizing qualified personnel.
Caution against placing combustible materials near the unit.
Warning about fiberglass wool exposure and necessary protective measures.
Essential safety information for installation and operation, requiring qualified personnel.
Adherence to national and local codes for electrical wiring and air duct installation.
Verifying cooling load, electrical supply, and inspecting unit for shipping damage.
Selecting a suitable site, considering clearances, access, and airflow for optimal placement.
Specifying required clearances for service access, air circulation, and combustibles.
Instructions for safely unpacking the unit and handling to prevent damage or oil issues.
Guidance on installing supply and return air collars, including pre-fitting and securing.
Step-by-step process for assembling and attaching the supply duct collar.
Steps for assembling and attaching the return air duct collar to the unit.
How to connect flexible ducts using sleeves, clamps, and ensuring tight connections.
Guidance on locating and installing the return air assembly and filter box.
Procedure for locating and installing the supply air damper within the ductwork.
Critical warnings about disconnecting power before making electrical connections.
Steps to verify voltage, supply adequacy, and wiring before making connections.
Details on dedicated circuits, disconnect switches, and wiring for line voltage.
Guidelines for sizing and installing branch circuit overcurrent protection.
Mandatory grounding procedures and warnings against using gas piping for grounding.
Connecting thermostat wiring and guidelines for optimal thermostat location.
Explanation of test pins for bypass, defrost cycle, and fault code clearing.
Information on installing optional electric heat and HUD/2nd stage outdoor thermostats.
Guidance on adjusting blower speed for optimal system performance.
Caution to prevent motor leads from contacting metal components during installation.
Instructions for securely mounting the ambient sensor clip and groove.
Essential checks to perform before initiating unit startup for safety and performance.
Step-by-step guide for starting the unit, including initial checks and operation verification.
Procedures for verifying air circulation, system heating, and system cooling functions.
Testing short cycle protection, emergency heat, and forced defrost modes.
Confirming correct operation in heating and cooling modes, including timer bypass.
Explanation of low and high pressure switches and their operational roles.
Safety warnings and recommended procedures for unit maintenance and servicing.
Guidelines for charging the unit in AC and heating modes, with emphasis on safety.
Detailed wiring schematic for 2 and 2.5 ton single-phase packaged heat pumps.
Detailed wiring schematic for 3, 3.5, and 4 ton single-phase packaged heat pumps.
Detailed wiring schematic for 5 ton single-phase packaged heat pumps.
Diagram for 1-stage cool/heat with 1-stage electric heat, including HUD thermostat connection.
Diagram for 1-stage cool/heat with optional 2-stage electric heat and thermostat options.
Checklist for electrical, refrigeration, and filter system aspects before final sign-off.
General