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General| Brand | Carrier |
|---|---|
| Model | 24 |
| Category | Air Conditioner |
| Language | English |
Covers hazards, trained personnel, safety codes, and precautions.
Lists installation steps from unit support to outdoor-air hood.
Indicates sections for unit start-up and service procedures.
Details assembly and installation of accessory roof curb and required information.
Describes alternative support methods when a curb cannot be used.
Provides diagrams and notes for safely lifting and moving the unit.
Discusses placement considerations for airflow, safety, and service access.
Details unit dimensions, weight, clearances, and connections.
Lists unit weight distribution by corner for installation planning.
Lists technical specifications for unit components like compressor, coils, fans.
Provides settings for heat anticipators based on voltage and kW.
Instructions for fabricating and securing ductwork to the unit and structure.
Details condensate drain location, trapping requirements, and piping.
Details field power supply wiring requirements and voltage imbalance calculations.
Details thermostat wiring, cable requirements, and settings.
Instructions for adjusting the manual outdoor-air damper for ventilation.
Details setting up the optional factory-installed economizer control module.
Details assembly of hood top panel, side panels, and retainers.
Details the economizer damper assembly and control module location.
Covers checks for packing materials, bolts, wiring, and filters.
Explains unit operation modes for cooling and heating with/without economizer.
Provides fan performance data tables for 50HJ015 units.
Provides fan performance data tables for 50HJ024 units.
Covers cleaning of interior, coils, drain, and screens.
Details lubrication requirements for compressors and fan shaft bearings.
Explains how to adjust evaporator fan speed on 50HJ015 units using pulleys.
Details service and replacement procedures for the 50HJ024 evaporator fan motor.
Covers adjusting condenser fan height and securing the hubcap.
Outlines steps to adjust the economizer for proper operation based on temperature.
Details specific test procedures to verify economizer functionality.
Provides charts for determining correct refrigerant charge based on suction line conditions.
Explains overcurrent, overtemperature, crankcase heaters, and lockout protection.
Details protection for evaporator/condenser fans and the 24V control circuit.
Verifies packing removal, shipping bolts, condensate connection, and unit level.
Verifies supply voltage, compressor/fan amps, and temperatures.
Verifies refrigerant suction and discharge pressures for each circuit.
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