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General| Model Number | WSC120A |
|---|---|
| Category | Heat Pump |
| Refrigerant Type | R-410A |
| Operating Voltage | 208/230V |
| Phase | 3 |
| Cooling Capacity | 120, 000 BTU/h |
| Heating Capacity | 120, 000 BTU/h |
| Sound Level (Outdoor Unit) | 76 dB |
Explains how to interpret and follow safety warnings, cautions, and notices.
Details specific hazards like refrigerant pressure, voltage, UV lights, and roof damage.
Outlines the manual's scope, objective, and customer ownership policy.
Details the alphanumeric code for unit type, efficiency, capacity, and features.
Covers unit nameplate data, general unit description, and compressor nameplate.
Details optional ReliaTel interfaces like RTCI and RLCI.
Explains inputs like fan failure, clogged filter, and compressor disable controls.
Describes various zone sensors (BAYSENS107, 109, 119) and their features.
Covers high temp sensors, frost control, and smoke detector options.
Details the phase monitor's role in ensuring correct 3-phase power supply.
Guidelines for inspecting units upon arrival and proper storage practices.
Specifies required clearances for installation and rigging instructions.
Instructions for unit foundation, support, and ductwork connections.
Procedures for installing roof curbs and factory-installed economizers.
Steps for converting units to horizontal airflow discharge.
Covers main power wiring, low voltage wiring, and condensate drain setup.
Explains wiring remote sensors for space temperature averaging.
Procedures for checking voltage imbalance and correct three-phase electrical phasing.
Information on the function and operation of compressor crankcase heaters.
Guide for testing component operation, including fan and economizer.
Methods to verify airflow and static pressure for different fan types.
Steps for starting compressors and verifying heating stage operation.
Instructions for inspecting, replacing, and adjusting fan belts.
Routine checks for filters, coils, motors, and electrical connections.
Detailed steps for cleaning evaporator and condenser coils safely.
Methods for checking system status and identifying failures via LEDs and voltage.
Procedures for testing zone temperature sensors and setpoints.
Diagnosing issues with the economizer control and sensors.
Lists available power, connection, and control schematics by drawing number.
Outlines the parts warranty for residential heat pump applications.
Details the parts warranty for commercial heat pump applications.
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