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General| Model | YSC120 |
|---|---|
| Category | Air Conditioner |
| Phase | 3 |
| Refrigerant | R-410A |
| Cooling Capacity | 120000 BTU/H |
Main product identification for packaged gas/electric units.
Records changes made to the manual over time.
Provides a summary of the manual's content and purpose.
Explains how to interpret the unit's model number for specific details.
Warns about potential damage from UV lights to unit components.
Details the naming convention for unit components and features.
Identifies the basic type of unit, e.g., Packaged Gas/Electric.
Specifies the efficiency rating of the unit.
Indicates the airflow arrangement of the unit, e.g., Convertible.
Denotes the cooling capacity of the unit in tons and kW.
Represents the major design sequence of the unit.
Details the electrical specifications like voltage and phase.
Identifies the control system used, such as ReliaTel.
Specifies the heat capacity of the unit, e.g., Gas Heat.
Represents a minor design sequence.
Indicates the service digit sequence.
Lists options related to the fresh air section.
Details factory-installed options for the supply fan.
Describes factory options for hinged service access.
Outlines options for condenser coil protection.
Specifies options for through-the-base connections.
Lists options for disconnect switches or circuit breakers.
Details options for convenience outlets.
Describes factory options for communication interfaces.
Lists options for the refrigeration system.
Details factory options for refrigeration controls.
Specifies factory options for smoke detectors.
Lists factory options for system monitoring controls.
Location and details found on the unit's nameplate.
Location and details found on the compressor's nameplate.
Explains the meaning of WARNING and CAUTION symbols used in the manual.
Provides a general overview of the unit's construction and features.
Describes the function and operation of the optional economizer control actuator.
Details the ReliaTel control system and its capabilities.
Explains the Trane Communication Interface for building management systems.
Describes the LonTalk Communication Interface for building management systems.
Details the ReliaTel Options Module for monitoring various functions.
Describes the function of the optional supply fan failure input.
Explains the operation of the optional clogged filter switch.
Details the compressor disable input and its function.
Explains the low-pressure control and its effect on compressor operation.
Describes the optional high-pressure control and its function.
Explains the lead/lag control for dual-circuit units.
Describes various Zone Sensor Module models.
Describes the BAYSENS010B Zone Sensor Module.
Explains the features of the programmable zone sensor.
Describes various Remote Zone Sensor models.
Explains the optional phase monitor for detecting voltage issues.
Provides guidance on inspecting the unit.
Checks to perform upon unit arrival at the job site.
Guidance on proper storage of the unit to prevent damage.
Specifies minimum operating and service clearances for the unit.
Illustrates required installation clearances for single and multiple unit setups.
Provides dimensional data for the YSC060AD unit.
Provides dimensional data for YSC072AD and YSC090AD units.
Provides dimensional data for YS102AD and YSC120AD units.
Lists typical unit weights and point loading data.
Details the weights of various optional accessories.
Illustrates rigging points and center-of-gravity data.
Guidance on preparing foundations for unit installation.
Specific foundation requirements for horizontal unit installations.
Shows supply and return air openings for YSC060AD units.
Shows supply and return air openings for YSC072AD-120AD units.
Guidelines for installing supply and return air ductwork.
Instructions for installing roof curbs for unit mounting.
Procedures for safely rigging and lifting the unit.
A checklist for general unit installation requirements.
Steps for ensuring the factory-installed economizer is set up correctly.
Information on temperature limit switch usage for gas heat units.
Technical data related to the gas heating system.
Steps to convert the YSC060 unit for horizontal discharge.
Steps to convert YSC072-120 units for horizontal discharge.
Instructions for replacing the TC01 limit control for horizontal discharge.
Procedure for converting the unit to through-the-base gas installation.
Requirements for connecting the main electrical power supply.
Checks and requirements for gas heat installations.
Procedures for configuring the condensate drain system.
Guidance on installing and changing air filters.
Instructions for field wiring power and control circuits.
Conductor sizing guidelines for 24V AC with Reliatel.
Conductor sizing guidelines for DC circuits.
Wiring guidelines for DC analog input/output controls.
Wiring diagrams for conventional thermostats with ReliaTel.
Diagram of the ReliaTel Refrigeration Module.
Routing guidelines for ReliaTel control low voltage wiring.
Wiring diagrams for typical optional ReliaTel controls.
Procedures for space temperature averaging using ReliaTel.
Table showing temperature vs. resistance values for sensors.
Guidelines for sizing natural gas piping and related schematics.
Explains voltage imbalance and its impact on motor operation.
Instructions for checking and correcting electrical phasing for three-phase motors.
Describes ReliaTel control self-diagnostic checks and test procedures.
Outlines three test modes for unit component checks.
Guide for testing unit components through various modes.
Procedure for verifying proper airflow and adjusting fan speed.
Steps for starting up the economizer system.
Procedures for starting up the compressors.
Specific checks for scroll compressor startup, including rotation and oil levels.
Instructions for starting up units with gas heat.
Detailed instructions for adjusting fan belt tension.
Illustration of the belt tension gauge.
Table for belt tension measurement and deflection force.
Checklist for monthly maintenance tasks.
Inspecting and maintaining air filters.
Maintenance tasks specific to the cooling season.
Maintenance tasks specific to the heating season.
Procedures for cleaning evaporator and condenser coils.
Final data recording steps after maintenance.
Tasks for annual maintenance.
A sample log for recording maintenance data.
Description of unit LED indicators for system status.
Troubleshooting steps for general system failures.
Troubleshooting for heating failures, including ignition module LEDs.
Troubleshooting steps for cooling failures.
Troubleshooting steps for service failures.
Troubleshooting for simultaneous heat and cool failures.
Checking voltage for system, heat, cool, and service failures.
Procedures for resetting cooling and ignition lockouts.
Information on the Zone Sensor Service indicator.
Troubleshooting the fan failure switch.
Tests for Zone Temperature Sensors, including thermistor and setpoints.
Testing unit LEDs using various methods.
Tests for programmable and digital zone sensors.
Procedure for temporary operation without a zone sensor.
Troubleshooting steps for the Unit Economizer Control.
Troubleshooting heating and cooling failures.
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