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General| Model | 4TTX8060A |
|---|---|
| Type | Air Conditioner |
| SEER Rating | Up to 18 |
| Refrigerant | R-410A |
| Voltage | 208/230V |
| Phase | 1 |
| Sound Level | 76 dB |
| Stages | 2 |
| Cooling Capacity | 60, 000 BTU/h |
| Compressor Type | Scroll |
| HSPF | Not Applicable |
Warnings about live electrical components during installation and service.
Safety precautions for handling R-410A refrigerant and POE oil.
Warning about R-410A refrigerant pressure and required service equipment.
Caution to ensure existing refrigerant lines are brazed, not soldered.
Caution regarding hot compressor dome temperatures.
Caution about opening the liquid line service valve to avoid system charge release.
Details the physical dimensions and estimated weights of different models.
Specifies maximum total and vertical refrigerant line lengths.
Provides guidance on optimal placement for reliable operation and airflow.
Advises on precautions for units in areas with snow and freezing temperatures.
Recommends Seacoast Salt Shields for units near saltwater.
Steps to check for damage and remove the unit from its pallet.
Guidelines for installing the unit on a support pad, including levelness and separation.
Details line sizes and connection sizes for various models.
Information on the unit's factory charge for 10 ft. of line and smallest coil.
Prompts for measuring and recording total line length and vertical change.
Emphasizes insulating the vapor line and preventing contact between lines.
Precautions for using existing lines, ensuring correct size and cleanliness.
Guidelines for routing lines to prevent noise transmission and comply with codes.
Illustrates securing vapor and liquid lines in wall spaces with isolators.
Shows proper sealing, insulation, and prohibition of hanging lines from ductwork.
Steps for preparing and brazing refrigerant lines using nitrogen purge.
Instructions to remove pressure tap caps and valve cores before brazing.
Emphasizes purging lines and coil with dry nitrogen during brazing.
Details brazing, using wet rags, and installing the filter drier.
Instructions for replacing valve cores after the service valves have cooled.
Steps for pressurizing with nitrogen and checking for leaks with soapy solution.
Procedures for evacuating lines to a specific micron level.
Step-by-step guide to opening the gas service valve correctly.
Detailed, cautious instructions for opening the liquid line service valve.
Table detailing maximum wire lengths for different AWG sizes.
Wiring diagrams for connecting thermostat, air handler, and outdoor unit.
Diagram and notes for connecting a variable speed S-Series furnace.
Warning about live components and ensuring power supply matches nameplate.
Recommendation to install a separate disconnect switch and use flexible conduit.
Requirement to ground the outdoor unit per national, state, and local codes.
Step-by-step procedure for safely starting the unit after installation.
Guides on measuring outdoor and indoor temperatures for charging.
Instructions for subcooling method when outdoor temp is above 55°F.
Tables for correcting subcooling values based on line length and rise.
Specifies a 20-minute stabilization period after charge adjustments.
Steps to measure liquid line temperature and pressure at the service valve.
Table correlating liquid temperature, subcooling, and liquid gage pressure.
How to add or recover refrigerant based on chart values.
Reiteration of the 20-minute stabilization period after adjustments.
Guidance on checking performance against pressure curves.
Prompts to record key system parameters after charging.
Explains the weigh-in method for determining additional charge based on tubing length.
Advises stabilization and checks for heating mode subcooling.
Steps to add charge if 10° subcooling is not achieved in heating.
Final checks for proper operation, including leak checks and insulation.
A checklist of essential steps to perform after installation is complete.
A table listing system faults and their primary/secondary causes.
