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General| Brand | Daikin |
|---|---|
| Model | ComfortNet DX16TC Series |
| Category | Air Conditioner |
| Language | English |
Guide to safe handling of refrigerants, emphasizing precautions and regulations.
Diagrams explaining model number structure for various unit types.
Lists specific models and revisions for DX16TC/DX18TC condensing units.
Lists specific models and revisions for DZ16TC/DZ18TC heat pumps.
Lists available accessories for DX/DZ series condensing units.
Diagrams illustrating the installation of expansion valves.
Wiring diagram and installation instructions for the FSK01A freeze thermostat kit.
Lists electric heat kit applications for MBVC units.
Table showing heat kit compatibility for DV**PTC14 units.
Description of the condensing unit's operation and components.
Explanation of capacity control and DVPTC air handler features.
Explanation of the cooling and heating cycles, refrigerant flow, and thermostat control.
Details the defrost cycle control for ComfortNet models, including timing and sensors.
Diagrams illustrating refrigerant flow during cooling and heating cycles.
Lists common symptoms, possible causes, and remedies for system problems.
Navigational table of contents for servicing procedures.
Procedures for checking voltage supply and wiring integrity.
Overview of the ComfortNet system and its valid configurations.
Explanation of airflow management and standard wiring for ComfortNet systems.
Overview of advanced system features and diagnostics access.
Troubleshooting steps for ComfortNet network and communication issues.
Table listing conditions indicated by the 7-segment LED display.
Diagnostic codes for air handler control modules with LED indicators.
Diagnostic codes for air handler control modules with LED indicators.
Procedure to check the unit's transformer and control circuit.
Procedure to check the operation of time delay relays.
Procedure to check compressor contactor and relay contacts on the UC control.
Steps to check high and low voltage connections to the ECM motor.
Diagnostics for the Copeland Comfort Alert system on the UC control.
Lists symptoms and diagnostic codes for system abnormalities.
Table of diagnostic codes for unitary controls, linked to LED displays.
Table of diagnostic codes for unitary controls, linked to LED displays.
Table of diagnostic codes for unitary controls, linked to LED displays.
Table of diagnostic codes for unitary controls, linked to LED displays.
Table of diagnostic codes for unitary controls, linked to LED displays.
Table of diagnostic codes for unitary controls, linked to LED displays.
Table of diagnostic codes for unitary controls, linked to LED displays.
Table of diagnostic codes for unitary controls, linked to LED displays.
Table of diagnostic codes for unitary controls, linked to LED displays.
Table of diagnostic codes for unitary controls, linked to LED displays.
Table of diagnostic codes for unitary controls, linked to LED displays.
Table of diagnostic codes for unitary controls, linked to LED displays.
Table of diagnostic codes for unitary controls, linked to LED displays.
Table of diagnostic codes for unitary controls, linked to LED displays.
Table of diagnostic codes for unitary controls, linked to LED displays.
Important notes and operational details for unitary controls.
Procedure to test the high-pressure control switch.
Procedure to test the low-pressure control switch.
Procedure to check voltage at high and low-pressure switches.
Explanation of the run capacitor's function in a PSC motor.
Method for checking capacitor resistance with a multimeter.
Method for checking capacitor capacitance with a multimeter.
Procedures for checking Emerson Ultratech ECM motors.
Instructions for using the UltraCheck-EZ tool to diagnose ECM motors.
Checking low voltage control circuit voltages.
Procedures for inspecting motor control and end bell components.
How to adjust CFM settings for DVPTC/MBVC using dipswitches.
Table showing airflow settings for MBVC models based on dipswitch settings.
Explanation of dipswitches for setting cooling airflow.
Explanation of dipswitches for adjusting airflow by +/-10%.
Explanation of dipswitches for selecting comfort ramping profiles.
How to enable or disable dehumidification via dipswitch.
How to set airflow for electric heaters using dipswitches.
Table showing airflow settings for electric heat kits based on model and kW.
Airflow tables for READY DVPTC models.
Dip switch settings and airflow for electric heat in DVPTC models.
Safety warnings and initial steps for checking the compressor.
Procedure for testing compressor winding resistance.
Procedure for testing compressor windings for ground faults.
Procedure to test the unloader function of the compressor.
Steps to take if voltage, capacitor, overload, and motor tests fail to identify the cause.
Procedure to check the reversing valve and solenoid for proper operation.
Procedure to test defrost control sequencing for ComfortNet units.
Procedure to test outdoor air and coil temperature sensors.
Description of the DVPTC/MBVC electronic control and its features.
Information on troubleshooting network communications.
Troubleshooting data line voltages and bias switch settings for communication.
Step-by-step operation sequence for cooling and heating modes.
Detailed steps for cooling operation in a communicating system.
Detailed steps for heating operation, including balance point.
Operation sequence for continuous fan mode.
Operation sequence for heat pump systems.
Explanation of the defrost cycle operation in heat pump heating.
Explanation of emergency heat operation sequence.
Information on optional electric heaters, including wiring and installation.
Procedure to check heater limit controls for proper continuity.
Procedure to check the heater fuse link for continuity.
Procedure to check electric heater elements for continuity.
General practices and safety for refrigeration system repairs.
Procedure for leak testing the refrigeration system.
Procedure for evacuating the refrigeration system to remove moisture and air.
Procedure for charging the system with the correct amount of refrigerant.
Guidelines for charging units with TXV and capillary tube expansion devices.
Symptoms and causes of expansion valve overfeeding.
Symptoms and causes of expansion valve underfeeding.
Procedure for checking and understanding superheat.
Procedure for checking subcooling and related charts.
Procedure to test the operation of the expansion valve.
Identifying and resolving restricted liquid line issues.
Identifying and resolving issues related to refrigerant overcharge.
Identifying and removing non-condensables from the system.
Procedure to check compressor efficiency by examining scroll flanks.
A chart showing R-410A pressure and temperature relationships.
Table showing required liquid line temperatures based on pressure.
Steps to take when a compressor experiences burnout.
Importance of proper refrigerant piping for system performance.
Methods for cleaning aluminum indoor evaporator coils.
Procedure to measure external static pressure for single-piece air handlers.
Procedure to measure external static pressure for two-piece air handlers.
Wiring diagram for DVPTC/MBVC units with ComfortNet systems.
Wiring diagram for a 3-phase heat kit.
Wiring diagram for the DX16TC condensing unit.
Wiring diagram for the DX18TC condensing unit.
Wiring diagram for the DZ18TC condensing unit.
