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Details components like expansion valves, filter-driers, and distributor nozzles.
Covers Carrier-approved thermostats, subbases, and logic panels.
Describes the function of the emergency heat relay for specific systems.
Verify units and components match specifications and report discrepancies.
Guidance on installing 39E coils and 38AQ units per instructions.
General start-up steps including leak testing and evacuation.
Procedures for charging the system in cooling mode using charts.
Details cooling, heating, defrost, and emergency heat cycles for single units.
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General
