Goodman Air Conditioner

Installation Manual & User Guide

Central Air Conditioning System

Installation Guide

Tools Needed:

  • Refrigeration manifold gauge set
  • Vacuum pump
  • Tubing cutter and bender
  • Torque wrench
  • Multimeter
  • Leak detector
  • Level

Step-by-Step Installation

  1. Site Preparation: Select a location with proper clearance (minimum 24 inches on all sides) and a solid, level concrete pad for the outdoor unit.
  2. Electrical Connection: Install dedicated circuit with proper disconnect switch. Follow local electrical codes and manufacturer specifications for wire sizing.
  3. Refrigerant Line Installation: Install properly insulated copper refrigerant lines between indoor and outdoor units. Ensure lines are free of kinks and properly supported.
  4. Condensate Drain: Install condensate drain line with proper slope (minimum 1/4 inch per foot) and trap to prevent air infiltration.
  5. Indoor Unit Connection: Connect refrigerant lines, electrical wiring, and condensate drain to the indoor evaporator coil or air handler.
  6. System Evacuation: Evacuate the system to 500 microns or less to remove moisture and non-condensables.
  7. Refrigerant Charging: Charge system with specified refrigerant type and quantity according to manufacturer's data plate.
  8. System Startup: Start system and verify proper operation, check temperatures and pressures, and measure superheat/subcooling.
Warning: Installation must be performed by a licensed HVAC technician. Improper installation can result in equipment damage, reduced efficiency, and voided warranty.

Specifications

Model Series GSX14 / GSX16 Series
Type Split System Air Conditioner
SEER Rating 14-16 SEER
Cooling Capacity 1.5 - 5 Tons (18,000 - 60,000 BTU/h)
Refrigerant Type R-410A
Sound Level 72-78 dB
Electrical Requirements 208/230V, 1 Phase, 60Hz
Minimum Circuit Ampacity 15-50A (varies by model)
Maximum Overcurrent Protection 25-60A (varies by model)
Operating Temperature Range 55°F to 115°F (13°C to 46°C)
Dimensions (Outdoor Unit) 31 x 31 x 26 inches (varies by model)
Weight (Outdoor Unit) 150-250 lbs (varies by model)

Warranty Information

  • Limited Warranty: 10 years on compressor, 10 years on parts
  • Labor Warranty: Optional labor warranty available
  • Registration: Product must be registered within 60 days of installation

For warranty service, contact Goodman Manufacturing at 1-877-466-8626 or visit GoodmanMFG.com

Key Features

Copeland Scroll Compressor

Features a durable Copeland scroll compressor with fewer moving parts for quiet, reliable operation and improved energy efficiency.

Corrosion-Resistant Coil

All-aluminum Spine Fin™ coil provides excellent heat transfer and resists corrosion for long-lasting performance in various climates.

Sound Reduction Design

Quiet operation achieved through compressor sound blanket, fan isolation, and optimized airflow design.

High-Efficiency Fan Motor

Permanent split capacitor (PSC) motor with optimized fan blade design for efficient airflow with minimal energy consumption.

Factory-Installed Filter Drier

Helps protect the system by removing moisture and contaminants from the refrigerant circuit.

Service-Friendly Design

Easy access panels and clearly labeled components simplify maintenance and service procedures.

System Components Explained

Outdoor Condenser Unit

Houses compressor, condenser coil, and fan. Releases heat from refrigerant to outdoor air.

Indoor Evaporator Coil

Located in air handler or furnace. Absorbs heat from indoor air as refrigerant evaporates.

Refrigerant Lines

Copper tubing connecting indoor and outdoor units. Transports refrigerant between components.

Thermostat

Control system that monitors temperature and activates cooling cycle when needed.

Condensate Drain System

Removes moisture collected from indoor air during cooling process.

Electrical Components

Includes contactor, capacitor, and control board for system operation and protection.

Troubleshooting

Problem Possible Cause Solution
Unit not cooling Thermostat setting, power issue, dirty filter Check thermostat settings, verify power supply, replace air filter
Insufficient cooling Dirty coils, low refrigerant, restricted airflow Clean coils, check refrigerant charge, check for airflow restrictions
Unit cycles on/off frequently Dirty filter, thermostat location, oversized unit Replace filter, relocate thermostat, verify proper sizing
Unusual noises Loose parts, debris in fan, failing motor Tighten components, clear debris, check motor bearings
Water leakage Clogged drain line, improper slope, frozen coil Clear drain line, ensure proper slope, check for ice formation
High energy bills Dirty system, refrigerant issues, duct leaks Clean system, check charge, seal ductwork

Common Error Codes

  • E1: Room temperature sensor failure - Check sensor wiring and resistance
  • E2: Coil temperature sensor failure - Check sensor wiring and resistance
  • E3: High pressure switch open - Check for restricted airflow or overcharge
  • E4: Low pressure switch open - Check for refrigerant leak or restriction
  • E5: Compressor overload - Check electrical connections and compressor windings
  • E6: Communication error - Check wiring between indoor and outdoor units

Manual Downloads

Current Model Manuals

GSX140241

2 Ton 14 SEER Air Conditioner

GSX160361

3 Ton 16 SEER Air Conditioner

GSX140481

4 Ton 14 SEER Air Conditioner

GSX160601

5 Ton 16 SEER Air Conditioner

Popular Previous Models

GSX130241

2 Ton 13 SEER Air Conditioner

GSX140301

2.5 Ton 14 SEER Air Conditioner

GSX160421

3.5 Ton 16 SEER Air Conditioner

GSX140541

4.5 Ton 14 SEER Air Conditioner

Note: For models not listed here, please visit the Goodman Support Website for complete documentation.