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General| Brand | Trane |
|---|---|
| Model | YHC120F |
| Category | Air Conditioner |
| Language | English |
Explains different types of safety advisories used in the manual to ensure user safety.
Details the meaning of each digit in the model number for 3 to 10 ton units.
Explains the model number coding for 3 to 5 ton, 17 Plus units.
Provides steps for inspecting the unit upon arrival for shipping damage and verifying nameplate data.
Provides critical safety warnings and PPE requirements for handling fiberglass wool insulation.
Covers critical safety warnings for handling heavy units and provides guidance on installing foundations and footings.
Warns about maintaining clearances between the unit and combustible materials to prevent fire hazards.
Includes critical safety warnings and steps for safely rigging and lifting the unit using proper equipment.
Covers crucial safety warnings regarding hazardous voltage and capacitors, and proper field wiring and grounding.
Provides detailed instructions and guidelines for field-installed power wiring, including conductor sizing and grounding.
Covers critical safety warnings for hazardous voltage and proper field wiring installation for control circuits.
Explains the importance of maintaining proper three-phase voltage balance and how to calculate and address imbalance.
Details how to verify and correct electrical phasing for proper three-phase motor rotation.
Outlines the self-diagnostic checks performed by the RTRM upon power initialization.
Explains how to test the fan operation and minimum ventilation settings using test modes.
Details how to test the economizer cooling function by jumping specific terminals.
Explains the operational sequences for ReliaTel™™ and electromechanical controls, including cooling and heating stages.
Describes the features and operation of the ReliaTel™™ constant volume control system.
Details the sequence for cooling operation without an economizer using ReliaTel™™ controls.
Explains how the RTOM controls supply fan speed to maintain duct static pressure in VAV applications.
Explains how supply air temperature is controlled, including economizer use and setpoint adjustments.
Covers temperature control strategies, including unoccupied cooling, morning warm-up, and daytime warm-up.
Explains how single zone VAV units are controlled, including supply fan output and discharge air setpoint adjustment.
Describes how the economizer is utilized to control zone temperature and when mechanical cooling engages.
Details the ReliaTel™™ control sequence for cooling with an economizer, including damper modulation and compressor engagement.
Explains the cooling sequence for electromechanical units without an economizer, including compressor engagement.
Details the cooling sequence for electromechanical units utilizing an economizer.
Covers supply air temperature control strategies for traditional VAV systems.
Explains how the RTRM maintains selectable supply air temperatures for occupied cooling and heating.
Describes economizer use for supply air temperature control and limitations to prevent coil freeze-up.
Explains how supply duct static pressure is measured and controlled via transducer output.
Provides critical safety warnings and step-by-step procedures for starting up the economizer.
Details the procedures for starting compressors, including verifying rotation and operating pressures.
Details procedures for cleaning evaporator and condenser coils, including specific instructions for microchannel coils.
Offers specific warnings and recommendations for cleaning microchannel coils to prevent damage.
Describes the recommended method for cleaning round tube plate fin coils using brushes and sprayers.
Provides critical safety warnings for all troubleshooting activities, focusing on electrical and mechanical hazards.
Guides on checking ReliaTel™™ system status and performing diagnostics before turning power off.
Emphasizes safety precautions when working with energized electrical components.
Explains how to check system status using LED indicators on the zone sensor module or by checking voltage readings.
Details the procedure for resetting system failures from the space using the zone sensor mode switch.
Explains how to check system status by measuring voltage readings at the RTRM terminals.
Explains identical methods for resetting cooling failures and ignition lockouts from the space or at the unit.
Guides on troubleshooting the economizer actuator status and verifying damper operation.
Offers troubleshooting steps for direct drive plenum fans, including wiring checks and motor reset procedures.
