Trane A4AC3029A1000A User Manual

Installer’s Guide
April 2020
88-A4AC3001-1C-EN
SAFETY WARNING
Only qualified personnel should install and service the equipment. The installation, starting up, and servicing of heating, ventilating,
and air-conditioning equipment can be hazardous and requires specific knowledge and training. Improperly installed, adjusted or
altered equipment by an unqualified person could result in death or serious injury. When working on the equipment, observe all pre-
cautions in the literature and on the tags, stickers, and labels that are attached to the equipment.
Models
A4AC3018A1000A
A4AC3023A1000A
A4AC3024A1000A
A4AC3029A1000A
A4AC3030A1000A
A4AC3036A1000A
A4AC3042A1000A
A4AC3043A1000A
A4AC3048A1000A
A4AC3060A1000A
Note: “Graphics in this document are for representation only.
Actual model may differ in appearance.”
Condensing Units

Trane A4AC3029A1000A Specifications

General

Brand	Trane
Model	A4AC3029A1000A
Category	Heat Pump
Language	English

Summary

Section 1. Safety

General Installation Safety

Guidance for qualified personnel on safe installation and service of HVAC equipment.

R-410A Refrigerant Handling

Safety precautions for R-410A refrigerant, including pressure and POE oil.

Liquid Line Service Valve Caution

Extreme caution when opening the Liquid Line Service Valve to avoid injury.

Electrical Safety Warnings

Precautions for working with live electrical components during installation and service.

Section 8. Refrigerant Line Leak Check

Check For Leaks

Step 1: Pressurize lines to 150 PSIG with nitrogen. Step 2: Check for leaks with soapy solution.

Section 9. Evacuation

Evacuate the Refrigerant Lines and Indoor Coil

Evacuate to 350 microns, then observe micron gauge for stability for 1 minute.

Section 13. Start Up

System Start Up

Steps for system startup: set thermostat to OFF, turn on disconnects, wait, then set to ON.

Section 14. System Charge Adjustment

Subcooling Charging in Cooling (Above 55° F Outdoor Temp.)

Method for subcooling charging when outdoor temperature is above 55°F.

Subcooling Charging Below 55° F Outdoor Temp.

Method for charging when outdoor temperature is below 55°F, typically using weigh-in method.

Section 15. Checkout Procedures and Troubleshooting

Operational And Checkout Procedures

Troubleshooting

Troubleshooting guide for compressor starting issues, including contactor and wiring checks.